{"id":1469,"date":"2026-07-21T04:12:04","date_gmt":"2026-07-21T04:12:04","guid":{"rendered":"https:\/\/www.packtests.com\/?post_type=standard&#038;p=1469"},"modified":"2026-07-21T04:12:32","modified_gmt":"2026-07-21T04:12:32","slug":"astm-f392","status":"publish","type":"standard","link":"https:\/\/www.packtests.com\/el\/standard\/astm-f392\/","title":{"rendered":"ASTM F392"},"content":{"rendered":"<p class=\"wp-block-paragraph\">\u039f\u03b9 \u03b2\u03bb\u03ac\u03b2\u03b5\u03c2 \u03c3\u03c4\u03b9\u03c2 \u03b5\u03cd\u03ba\u03b1\u03bc\u03c0\u03c4\u03b5\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b5\u03c2 \u03b4\u03b5\u03bd \u03be\u03b5\u03ba\u03b9\u03bd\u03bf\u03cd\u03bd \u03c0\u03ac\u03bd\u03c4\u03b1 \u03bc\u03b5 \u03bf\u03c1\u03b1\u03c4\u03ae \u03b6\u03b7\u03bc\u03b9\u03ac. \u039a\u03b1\u03c4\u03ac \u03c4\u03b7 \u03bc\u03b5\u03c4\u03b1\u03c6\u03bf\u03c1\u03ac, \u03c4\u03b7\u03bd \u03c0\u03bb\u03ae\u03c1\u03c9\u03c3\u03b7, \u03c4\u03b7 \u03c3\u03c4\u03bf\u03af\u03b2\u03b1\u03be\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03bf\u03bd \u03ba\u03b1\u03b8\u03b7\u03bc\u03b5\u03c1\u03b9\u03bd\u03cc \u03c7\u03b5\u03b9\u03c1\u03b9\u03c3\u03bc\u03cc, \u03bf\u03b9 \u03bc\u03b5\u03bc\u03b2\u03c1\u03ac\u03bd\u03b5\u03c2 \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c5\u03c0\u03bf\u03c3\u03c4\u03bf\u03cd\u03bd \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03cc\u03bc\u03b5\u03bd\u03b7 \u03c3\u03c5\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bc\u03c0\u03af\u03b5\u03c3\u03b7, \u03bf\u03b9 \u03bf\u03c0\u03bf\u03af\u03b5\u03c2 \u03b1\u03c0\u03bf\u03b4\u03c5\u03bd\u03b1\u03bc\u03ce\u03bd\u03bf\u03c5\u03bd \u03c3\u03c4\u03b1\u03b4\u03b9\u03b1\u03ba\u03ac \u03c4\u03b9\u03c2 \u03b5\u03c3\u03c9\u03c4\u03b5\u03c1\u03b9\u03ba\u03ad\u03c2 \u03b4\u03bf\u03bc\u03ad\u03c2 \u03c4\u03bf\u03c5\u03c2. \u039c\u03b9\u03b1 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c6\u03b1\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03ac\u03b8\u03b9\u03ba\u03c4\u03b7, \u03b5\u03bd\u03ce \u03c3\u03c4\u03bf \u03b5\u03c3\u03c9\u03c4\u03b5\u03c1\u03b9\u03ba\u03cc \u03c4\u03bf\u03c5 \u03c3\u03c4\u03c1\u03ce\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd \u03ad\u03c7\u03bf\u03c5\u03bd \u03ae\u03b4\u03b7 \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03c4\u03b5\u03af \u03bc\u03b9\u03ba\u03c1\u03bf\u03c3\u03ba\u03bf\u03c0\u03b9\u03ba\u03ad\u03c2 \u03c1\u03c9\u03b3\u03bc\u03ad\u03c2, \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7 \u03b4\u03b9\u03ad\u03bb\u03b5\u03c5\u03c3\u03b7 \u03bf\u03be\u03c5\u03b3\u03cc\u03bd\u03bf\u03c5, \u03c5\u03b3\u03c1\u03b1\u03c3\u03af\u03b1\u03c2 \u03ae \u03c1\u03cd\u03c0\u03c9\u03bd. \u0391\u03c5\u03c4\u03cc\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf \u03bb\u03cc\u03b3\u03bf\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03bf\u03bd \u03bf\u03c0\u03bf\u03af\u03bf <strong>ASTM F392<\/strong> \u039f\u03b9 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ad\u03c2 \u03ad\u03c7\u03bf\u03c5\u03bd \u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03b5\u03af \u03bc\u03b9\u03b1 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03ae \u03bc\u03ad\u03b8\u03bf\u03b4\u03bf\u03c2 \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b1 \u03b5\u03cd\u03ba\u03b1\u03bc\u03c0\u03c4\u03b1 \u03c5\u03bb\u03b9\u03ba\u03ac \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a4\u03bf <strong>\u039c\u03ad\u03b8\u03bf\u03b4\u03bf\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2 \u03ba\u03ac\u03bc\u03c8\u03b7\u03c2 ASTM F392<\/strong> \u03c0\u03c1\u03bf\u03c3\u03bf\u03bc\u03bf\u03b9\u03ce\u03bd\u03b5\u03b9 \u03c4\u03b9\u03c2 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ad\u03c2 \u03ba\u03b1\u03c4\u03b1\u03c0\u03bf\u03bd\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c0\u03bf\u03c5 \u03c5\u03c6\u03af\u03c3\u03c4\u03b1\u03bd\u03c4\u03b1\u03b9 \u03c4\u03b1 \u03c5\u03bb\u03b9\u03ba\u03ac \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03c7\u03c1\u03ae\u03c3\u03b7 \u03c4\u03bf\u03c5\u03c2 \u03c3\u03c4\u03b7\u03bd \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03b6\u03c9\u03ae. \u03a7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2 \u03ad\u03bd\u03b1 \u03b5\u03be\u03b5\u03b9\u03b4\u03b9\u03ba\u03b5\u03c5\u03bc\u03ad\u03bd\u03bf <strong><a href=\"https:\/\/www.packtests.com\/el\/product\/gelbo-flex-tester\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2 \u03b5\u03c5\u03ba\u03b1\u03bc\u03c8\u03af\u03b1\u03c2<\/a><\/strong>, \u03c4\u03b1 \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03ae\u03c1\u03b9\u03b1 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03bc\u03b5\u03c4\u03c1\u03ae\u03c3\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae \u03c4\u03c9\u03bd \u03bc\u03b5\u03bc\u03b2\u03c1\u03b1\u03bd\u03ce\u03bd, \u03c4\u03c9\u03bd \u03c0\u03bf\u03bb\u03c5\u03c3\u03c4\u03c1\u03c9\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c4\u03c9\u03bd \u03b5\u03c0\u03b9\u03ba\u03b1\u03bb\u03c5\u03bc\u03bc\u03ad\u03bd\u03c9\u03bd \u03b4\u03bf\u03bc\u03ce\u03bd \u03c3\u03b5 \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03cc\u03bc\u03b5\u03bd\u03b7 \u03ba\u03ac\u03bc\u03c8\u03b7 \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c3\u03b4\u03b9\u03bf\u03c1\u03af\u03c3\u03bf\u03c5\u03bd \u03b5\u03ac\u03bd \u03b7 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03ba\u03cc\u03c0\u03c9\u03c3\u03b7 \u03b5\u03c0\u03b7\u03c1\u03b5\u03ac\u03b6\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd. \u0397 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae \u03b1\u03c5\u03c4\u03ae \u03b5\u03af\u03bd\u03b1\u03b9 \u03b9\u03b4\u03b9\u03b1\u03af\u03c4\u03b5\u03c1\u03b1 \u03c7\u03c1\u03ae\u03c3\u03b9\u03bc\u03b7 \u03b3\u03b9\u03b1 \u03c4\u03b9\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b5\u03c2 \u03c4\u03c1\u03bf\u03c6\u03af\u03bc\u03c9\u03bd, \u03c4\u03b9\u03c2 \u03b9\u03b1\u03c4\u03c1\u03b9\u03ba\u03ad\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b5\u03c2, \u03c4\u03b9\u03c2 \u03c6\u03b1\u03c1\u03bc\u03b1\u03ba\u03b5\u03c5\u03c4\u03b9\u03ba\u03ad\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03ac\u03bb\u03bb\u03b5\u03c2 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ad\u03c2 \u03cc\u03c0\u03bf\u03c5 \u03b7 \u03b4\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03ba\u03b5\u03c1\u03b1\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b6\u03c9\u03c4\u03b9\u03ba\u03ae\u03c2 \u03c3\u03b7\u03bc\u03b1\u03c3\u03af\u03b1\u03c2.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a4\u03bf GFT Flex Tester \u03c4\u03b7\u03c2 Cell Instruments \u03b1\u03c5\u03c4\u03bf\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b5\u03af \u03c4\u03b7 \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2 \u03ba\u03ac\u03bc\u03c8\u03b7\u03c2 Gelbo \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03bf ASTM F392, \u03c0\u03b1\u03c1\u03ad\u03c7\u03bf\u03bd\u03c4\u03b1\u03c2 \u03b5\u03bb\u03b5\u03b3\u03c7\u03cc\u03bc\u03b5\u03bd\u03bf\u03c5\u03c2 \u03ba\u03cd\u03ba\u03bb\u03bf\u03c5\u03c2 \u03c3\u03c5\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bc\u03c0\u03af\u03b5\u03c3\u03b7\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae\u03c2 \u03c3\u03c4\u03b7\u03bd \u03ba\u03ac\u03bc\u03c8\u03b7, \u03c4\u03bf\u03c5 \u03c3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03bf\u03cd \u03bc\u03b9\u03ba\u03c1\u03bf\u03bf\u03c0\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03c0\u03b9\u03b8\u03b1\u03bd\u03ae\u03c2 \u03c5\u03c0\u03bf\u03b2\u03ac\u03b8\u03bc\u03b9\u03c3\u03b7\u03c2 \u03c4\u03bf\u03c5 \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0393\u03b9\u03b1\u03c4\u03af \u03c4\u03b1 \u03b5\u03cd\u03ba\u03b1\u03bc\u03c0\u03c4\u03b1 \u03c5\u03bb\u03b9\u03ba\u03ac \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd \u03b1\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bd \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03c5\u03c0\u03cc \u03ba\u03ac\u03bc\u03c8\u03b7<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a4\u03b1 \u03c3\u03cd\u03b3\u03c7\u03c1\u03bf\u03bd\u03b1 \u03c3\u03c7\u03ad\u03b4\u03b9\u03b1 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd \u03cc\u03bb\u03bf \u03ba\u03b1\u03b9 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03bf \u03b5\u03bb\u03b1\u03c6\u03c1\u03b9\u03ad\u03c2 \u03bc\u03b5\u03bc\u03b2\u03c1\u03ac\u03bd\u03b5\u03c2 \u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ce\u03bd \u03c3\u03c4\u03c1\u03c9\u03bc\u03ac\u03c4\u03c9\u03bd, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03c0\u03b1\u03c1\u03ad\u03c7\u03bf\u03c5\u03bd \u03b9\u03c3\u03c7\u03c5\u03c1\u03ae \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c3\u03af\u03b1 \u03bc\u03b5 \u03bc\u03b5\u03b9\u03c9\u03bc\u03ad\u03bd\u03b7 \u03ba\u03b1\u03c4\u03b1\u03bd\u03ac\u03bb\u03c9\u03c3\u03b7 \u03c5\u03bb\u03b9\u03ba\u03bf\u03cd. \u03a9\u03c3\u03c4\u03cc\u03c3\u03bf, \u03bf\u03b9 \u03b5\u03bb\u03b1\u03c6\u03c1\u03b9\u03ad\u03c2 \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03ad\u03c2 \u03b5\u03bd\u03b4\u03ad\u03c7\u03b5\u03c4\u03b1\u03b9 \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03bf\u03cd\u03bd \u03b5\u03c5\u03ac\u03bb\u03c9\u03c4\u03b5\u03c2 \u03cc\u03c4\u03b1\u03bd \u03b5\u03ba\u03c4\u03af\u03b8\u03b5\u03bd\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03cc\u03bc\u03b5\u03bd\u03b7 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03c0\u03b1\u03c1\u03b1\u03bc\u03cc\u03c1\u03c6\u03c9\u03c3\u03b7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u039c\u03b9\u03b1 \u03c4\u03c5\u03c0\u03b9\u03ba\u03ae \u03b5\u03cd\u03ba\u03b1\u03bc\u03c0\u03c4\u03b7 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1 \u03c5\u03c0\u03cc\u03ba\u03b5\u03b9\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03b4\u03b9\u03ac\u03c6\u03bf\u03c1\u03b5\u03c2 \u03ba\u03b1\u03c4\u03b1\u03c0\u03bf\u03bd\u03ae\u03c3\u03b5\u03b9\u03c2 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03ba\u03cd\u03ba\u03bb\u03bf\u03c5 \u03b6\u03c9\u03ae\u03c2 \u03c4\u03b7\u03c2:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0394\u03b9\u03c0\u03bb\u03ce\u03bc\u03b1\u03c4\u03b1 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03c9\u03bd \u03b5\u03c1\u03b3\u03b1\u03c3\u03b9\u03ce\u03bd \u03bc\u03b5\u03c4\u03b1\u03c0\u03bf\u03af\u03b7\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2<\/li>\n\n\n\n<li>\u03a3\u03c5\u03bc\u03c0\u03af\u03b5\u03c3\u03b7 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03bc\u03b5\u03c4\u03b1\u03c6\u03bf\u03c1\u03ac<\/li>\n\n\n\n<li>\u0394\u03bf\u03bd\u03ae\u03c3\u03b5\u03b9\u03c2 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03b1\u03bd\u03bf\u03bc\u03ae<\/li>\n\n\n\n<li>\u039a\u03ac\u03bc\u03c8\u03b7 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03b1\u03c0\u03bf\u03b8\u03ae\u03ba\u03b5\u03c5\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c7\u03b5\u03b9\u03c1\u03b9\u03c3\u03bc\u03cc \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03ba\u03b1\u03c4\u03b1\u03bd\u03b1\u03bb\u03c9\u03c4\u03ae<\/li>\n\n\n\n<li>\u0395\u03c0\u03b1\u03bd\u03b1\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03cc\u03bc\u03b5\u03bd\u03b7 \u03bc\u03b5\u03c4\u03b1\u03ba\u03af\u03bd\u03b7\u03c3\u03b7 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03bc\u03ad\u03bd\u03c9\u03bd \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03c9\u03bd<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0391\u03c5\u03c4\u03ad\u03c2 \u03bf\u03b9 \u03ba\u03b1\u03c4\u03b1\u03c0\u03bf\u03bd\u03ae\u03c3\u03b5\u03b9\u03c2 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03c0\u03c1\u03bf\u03ba\u03b1\u03bb\u03ad\u03c3\u03bf\u03c5\u03bd \u03bc\u03b9\u03ba\u03c1\u03bf\u03c3\u03ba\u03bf\u03c0\u03b9\u03ba\u03ac \u03b5\u03bb\u03b1\u03c4\u03c4\u03ce\u03bc\u03b1\u03c4\u03b1 \u03c3\u03b5:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u03a3\u03c4\u03c1\u03ce\u03bc\u03b1\u03c4\u03b1 \u03b1\u03bb\u03bf\u03c5\u03bc\u03b9\u03bd\u03cc\u03c7\u03b1\u03c1\u03c4\u03bf\u03c5<\/li>\n\n\n\n<li>\u039c\u03b5\u03c4\u03b1\u03bb\u03bb\u03b9\u03ba\u03ad\u03c2 \u03b5\u03c0\u03b9\u03ba\u03b1\u03bb\u03cd\u03c8\u03b5\u03b9\u03c2<\/li>\n\n\n\n<li>\u03a3\u03c4\u03c1\u03ce\u03bc\u03b1\u03c4\u03b1 \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd \u03b1\u03c0\u03cc EVOH<\/li>\n\n\n\n<li>\u03a3\u03c5\u03b3\u03ba\u03bf\u03bb\u03bb\u03b7\u03c4\u03b9\u03ba\u03ad\u03c2 \u03b4\u03b9\u03b5\u03c0\u03b1\u03c6\u03ad\u03c2<\/li>\n\n\n\n<li>\u03a0\u03bf\u03bb\u03c5\u03c3\u03c4\u03c1\u03c9\u03bc\u03b1\u03c4\u03b9\u03ba\u03ad\u03c2 \u03b4\u03bf\u03bc\u03ad\u03c2 \u03b1\u03c0\u03cc \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03cc \u03c6\u03cd\u03bb\u03bb\u03bf<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u039f\u03b9 \u03c0\u03b1\u03c1\u03b1\u03b4\u03bf\u03c3\u03b9\u03b1\u03ba\u03ad\u03c2 \u03bc\u03ad\u03b8\u03bf\u03b4\u03bf\u03b9 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd \u03bc\u03b5\u03c4\u03c1\u03bf\u03cd\u03bd \u03c4\u03b7\u03bd \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c5\u03bb\u03b9\u03ba\u03bf\u03cd \u03c5\u03c0\u03cc \u03c3\u03c4\u03b1\u03c4\u03b9\u03ba\u03ad\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2. \u03a9\u03c3\u03c4\u03cc\u03c3\u03bf, \u03b5\u03bd\u03b4\u03ad\u03c7\u03b5\u03c4\u03b1\u03b9 \u03bd\u03b1 \u03bc\u03b7\u03bd \u03b1\u03c0\u03bf\u03ba\u03b1\u03bb\u03cd\u03c0\u03c4\u03bf\u03c5\u03bd \u03b2\u03bb\u03ac\u03b2\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03c0\u03c1\u03bf\u03ba\u03b1\u03bb\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03cc\u03bc\u03b5\u03bd\u03b7 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03ba\u03af\u03bd\u03b7\u03c3\u03b7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0393\u03b9\u03b1 \u03c4\u03bf\u03bd \u03bb\u03cc\u03b3\u03bf \u03b1\u03c5\u03c4\u03cc, \u03bf\u03b9 \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03c4\u03ad\u03c2 \u03c3\u03c5\u03bd\u03b4\u03c5\u03ac\u03b6\u03bf\u03c5\u03bd \u03c4\u03b9\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ad\u03c2 \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd \u03bc\u03b5 <strong>\u0391\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae\u03c2 \u03c3\u03b5 \u03ba\u03ac\u03bc\u03c8\u03b7 \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03bf ASTM F392<\/strong> \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b1\u03bd\u03bf\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7\u03bd \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2 \u03bc\u03b5\u03c4\u03ac \u03b1\u03c0\u03cc \u03c0\u03c1\u03bf\u03c3\u03bf\u03bc\u03bf\u03b9\u03c9\u03bc\u03ad\u03bd\u03b7 \u03ba\u03b1\u03c4\u03b1\u03c0\u03cc\u03bd\u03b7\u03c3\u03b7 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03bc\u03b5\u03c4\u03b1\u03c6\u03bf\u03c1\u03ac.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u03a0\u03bf\u03b9\u03b5\u03c2 \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03af\u03b5\u03c2 \u03c0\u03b1\u03c1\u03ad\u03c7\u03b5\u03b9 \u03b7 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae ASTM F392;<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a3\u03ba\u03bf\u03c0\u03cc\u03c2 \u03c4\u03c9\u03bd \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03bf ASTM F392 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae\u03c2 \u03c4\u03c9\u03bd \u03b5\u03cd\u03ba\u03b1\u03bc\u03c0\u03c4\u03c9\u03bd \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd \u03c3\u03b5 \u03b2\u03bb\u03ac\u03b2\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03c0\u03c1\u03bf\u03ba\u03b1\u03bb\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03ba\u03ac\u03bc\u03c8\u03b7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u039c\u03b9\u03b1 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae\u03c2 \u03b5\u03cd\u03ba\u03b1\u03bc\u03c0\u03c4\u03c9\u03bd \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b2\u03bf\u03b7\u03b8\u03ae\u03c3\u03b5\u03b9 \u03c4\u03bf\u03c5\u03c2 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03bf\u03cd\u03c2 \u03bd\u03b1 \u03b1\u03c0\u03b1\u03bd\u03c4\u03ae\u03c3\u03bf\u03c5\u03bd \u03c3\u03b5 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03ac \u03b5\u03c1\u03c9\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0398\u03b1 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03ae\u03c3\u03b5\u03b9 \u03c4\u03bf \u03b5\u03bb\u03b1\u03c3\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03bf \u03c5\u03bb\u03b9\u03ba\u03cc \u03c4\u03b9\u03c2 \u03b9\u03b4\u03b9\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd \u03bc\u03b5\u03c4\u03ac \u03c4\u03b7 \u03bc\u03b5\u03c4\u03b1\u03c6\u03bf\u03c1\u03ac;<\/li>\n\n\n\n<li>\u0395\u03bc\u03c6\u03b1\u03bd\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b9\u03ba\u03c1\u03bf\u03bf\u03c0\u03ad\u03c2 \u03c3\u03b5 \u03bc\u03b9\u03b1 \u03b4\u03bf\u03bc\u03ae \u03bb\u03b5\u03c0\u03c4\u03bf\u03cd \u03c5\u03bc\u03b5\u03bd\u03af\u03bf\u03c5 \u03bc\u03b5\u03c4\u03ac \u03b1\u03c0\u03cc \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03cc\u03bc\u03b5\u03bd\u03b7 \u03ba\u03ac\u03bc\u03c8\u03b7;<\/li>\n\n\n\n<li>\u03a0\u03bf\u03b9\u03bf\u03c2 \u03c3\u03c5\u03bd\u03b4\u03c5\u03b1\u03c3\u03bc\u03cc\u03c2 \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd \u03c0\u03c1\u03bf\u03c3\u03c6\u03ad\u03c1\u03b5\u03b9 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae \u03c3\u03c4\u03b7\u03bd \u03ba\u03cc\u03c0\u03c9\u03c3\u03b7;<\/li>\n\n\n\n<li>\u039c\u03ae\u03c0\u03c9\u03c2 \u03bc\u03b9\u03b1 \u03bd\u03ad\u03b1 \u03b5\u03c0\u03af\u03c3\u03c4\u03c1\u03c9\u03c3\u03b7 \u03b2\u03b5\u03bb\u03c4\u03b9\u03ce\u03bd\u03b5\u03b9 \u03c4\u03b7 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae;<\/li>\n\n\n\n<li>\u03a0\u03cc\u03c3\u03bf\u03c5\u03c2 \u03ba\u03cd\u03ba\u03bb\u03bf\u03c5\u03c2 \u03ba\u03ac\u03bc\u03c8\u03b7\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b1\u03bd\u03c4\u03ad\u03be\u03b5\u03b9 \u03ad\u03bd\u03b1 \u03c0\u03b1\u03ba\u03ad\u03c4\u03bf \u03c0\u03c1\u03bf\u03c4\u03bf\u03cd \u03bc\u03b5\u03b9\u03c9\u03b8\u03b5\u03af \u03b7 \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03ae \u03c4\u03bf\u03c5;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0397 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae \u03b4\u03b5\u03bd \u03c0\u03b5\u03c1\u03b9\u03bf\u03c1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03bb\u03ce\u03c2 \u03c3\u03c4\u03bf \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c0\u03b9\u03c3\u03c4\u03ce\u03c3\u03b5\u03b9 \u03b1\u03bd \u03ad\u03bd\u03b1 \u03c5\u03bb\u03b9\u03ba\u03cc \u03c3\u03c0\u03ac\u03b5\u03b9. \u0391\u03bd\u03c4\u03af\u03b8\u03b5\u03c4\u03b1, \u03b1\u03be\u03b9\u03bf\u03bb\u03bf\u03b3\u03b5\u03af \u03c4\u03bf\u03bd \u03c4\u03c1\u03cc\u03c0\u03bf \u03bc\u03b5 \u03c4\u03bf\u03bd \u03bf\u03c0\u03bf\u03af\u03bf \u03b7 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03ba\u03b1\u03c4\u03b1\u03c0\u03cc\u03bd\u03b7\u03c3\u03b7 \u03bc\u03b5\u03c4\u03b1\u03b2\u03ac\u03bb\u03bb\u03b5\u03b9 \u03c4\u03b7 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b9\u03ba\u03ae \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b4\u03bf\u03bc\u03ae\u03c2 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a4\u03b1 \u03c4\u03c5\u03c0\u03b9\u03ba\u03ac \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03ad\u03c3\u03bc\u03b1\u03c4\u03b1 \u03c4\u03b7\u03c2 \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7\u03c2 \u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03bf\u03c5\u03bd:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">\u03a3\u03c4\u03bf\u03b9\u03c7\u03b5\u03af\u03bf \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7\u03c2<\/th><th class=\"has-text-align-center\" data-align=\"center\">\u03a3\u03ba\u03bf\u03c0\u03cc\u03c2<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">\u03a4\u03c1\u03cd\u03c0\u03b5\u03c2<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u0395\u03bd\u03c4\u03bf\u03c0\u03af\u03c3\u03c4\u03b5 \u03c4\u03b9\u03c2 \u03c6\u03c5\u03c3\u03b9\u03ba\u03ad\u03c2 \u03b6\u03b7\u03bc\u03b9\u03ad\u03c2 \u03c0\u03bf\u03c5 \u03c0\u03c1\u03bf\u03ba\u03b1\u03bb\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03ba\u03ac\u03bc\u03c8\u03b7<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u03a3\u03c7\u03b7\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03c1\u03c9\u03b3\u03bc\u03ce\u03bd<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u0391\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae\u03c2 \u03c3\u03b5 \u03ba\u03cc\u03c0\u03c9\u03c3\u03b7 \u03c4\u03c9\u03bd \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03ce\u03bd<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u039c\u03b5\u03c4\u03b1\u03b2\u03bf\u03bb\u03ae \u03c4\u03b7\u03c2 \u03b4\u03b9\u03b1\u03c0\u03b5\u03c1\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c4\u03bf\u03c5 \u03bf\u03be\u03c5\u03b3\u03cc\u03bd\u03bf\u03c5<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u03a0\u03c1\u03bf\u03c3\u03b4\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03cc\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03c0\u03ce\u03bb\u03b5\u03b9\u03b1\u03c2 \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd \u03bc\u03b5\u03c4\u03ac \u03b1\u03c0\u03cc \u03ba\u03ac\u03bc\u03c8\u03b7<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u039c\u03b5\u03c4\u03b1\u03b2\u03bf\u03bb\u03ae \u03c4\u03b7\u03c2 \u03b4\u03b9\u03b1\u03c0\u03b5\u03c1\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c3\u03c4\u03bf\u03bd \u03c5\u03b4\u03c1\u03b1\u03c4\u03bc\u03cc<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u0391\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7\u03c2 \u03c4\u03b7\u03c2 \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c3\u03af\u03b1\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03c5\u03b3\u03c1\u03b1\u03c3\u03af\u03b1<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a4\u03b1 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03ad\u03c3\u03bc\u03b1\u03c4\u03b1 \u03b1\u03c5\u03c4\u03ac \u03b2\u03bf\u03b7\u03b8\u03bf\u03cd\u03bd \u03c4\u03bf\u03c5\u03c2 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03bf\u03cd\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2 \u03bd\u03b1 \u03b2\u03b5\u03bb\u03c4\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c4\u03bf\u03bd \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03cc \u03c4\u03c9\u03bd \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03b9\u03ce\u03bd.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u039a\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03bc\u03b5\u03b8\u03cc\u03b4\u03bf\u03c5 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2 Gelbo Flex<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a4\u03bf <strong>\u03bc\u03ad\u03b8\u03bf\u03b4\u03bf\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2 \u03b5\u03c5\u03ba\u03b1\u03bc\u03c8\u03af\u03b1\u03c2 Gelbo<\/strong> \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af \u03bc\u03b9\u03b1 \u03b5\u03bb\u03b5\u03b3\u03c7\u03cc\u03bc\u03b5\u03bd\u03b7 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03ba\u03af\u03bd\u03b7\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b1\u03bd\u03b1\u03c0\u03b1\u03c1\u03ac\u03b3\u03b5\u03b9 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2 \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03cc\u03bc\u03b5\u03bd\u03b7\u03c2 \u03ba\u03ac\u03bc\u03c8\u03b7\u03c2.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a3\u03b5 \u03b1\u03bd\u03c4\u03af\u03b8\u03b5\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b1\u03c0\u03bb\u03ad\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ad\u03c2 \u03ba\u03ac\u03bc\u03c8\u03b7\u03c2, \u03b7 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae Gelbo Flex \u03c3\u03c5\u03bd\u03b4\u03c5\u03ac\u03b6\u03b5\u03b9 \u03ba\u03b9\u03bd\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c4\u03c1\u03ad\u03c8\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bc\u03c0\u03af\u03b5\u03c3\u03b7\u03c2. \u0391\u03c5\u03c4\u03cc \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03bc\u03b9\u03b1 \u03c0\u03b9\u03bf \u03c1\u03b5\u03b1\u03bb\u03b9\u03c3\u03c4\u03b9\u03ba\u03ae \u03c0\u03c1\u03bf\u03c3\u03bf\u03bc\u03bf\u03af\u03c9\u03c3\u03b7 \u03c4\u03c9\u03bd \u03c4\u03ac\u03c3\u03b5\u03c9\u03bd \u03c0\u03bf\u03c5 \u03c5\u03c6\u03af\u03c3\u03c4\u03b1\u03bd\u03c4\u03b1\u03b9 \u03bf\u03b9 \u03b5\u03cd\u03ba\u03b1\u03bc\u03c0\u03c4\u03b5\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b5\u03c2 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03b1\u03bd\u03bf\u03bc\u03ae \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03b4\u03b9\u03b1\u03ba\u03af\u03bd\u03b7\u03c3\u03b7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u039a\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03c9\u03bd \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd, \u03c4\u03bf \u03b4\u03b5\u03af\u03b3\u03bc\u03b1 \u03c5\u03c0\u03bf\u03b2\u03ac\u03bb\u03bb\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u03a0\u03b5\u03c1\u03af\u03c0\u03bf\u03c5 <strong>\u03a3\u03c4\u03c1\u03af\u03c8\u03b9\u03bc\u03bf 440\u00b0 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03bc\u03b5\u03c4\u03b1\u03ba\u03af\u03bd\u03b7\u03c3\u03b7\u03c2 90 mm<\/strong><\/li>\n\n\n\n<li>\u039f\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03b1 \u03ba\u03af\u03bd\u03b7\u03c3\u03b7 \u03c3\u03c5\u03bc\u03c0\u03af\u03b5\u03c3\u03b7\u03c2<\/li>\n\n\n\n<li>\u0395\u03c0\u03b1\u03bd\u03b1\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03cc\u03bc\u03b5\u03bd\u03b7 \u03c0\u03bf\u03b4\u03b7\u03bb\u03b1\u03c3\u03af\u03b1 \u03c3\u03b5 \u03b5\u03bb\u03b5\u03b3\u03c7\u03cc\u03bc\u03b5\u03bd\u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0397 \u03c3\u03c5\u03bd\u03b4\u03c5\u03b1\u03c3\u03bc\u03ad\u03bd\u03b7 \u03ba\u03af\u03bd\u03b7\u03c3\u03b7 \u03c0\u03c1\u03bf\u03ba\u03b1\u03bb\u03b5\u03af \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03ba\u03cc\u03c0\u03c9\u03c3\u03b7 \u03c3\u03b5 \u03bf\u03bb\u03cc\u03ba\u03bb\u03b7\u03c1\u03b7 \u03c4\u03b7 \u03b4\u03bf\u03bc\u03ae \u03c4\u03bf\u03c5 \u03c5\u03bb\u03b9\u03ba\u03bf\u03cd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0397 \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1 ASTM F392 \u03b5\u03c6\u03b1\u03c1\u03bc\u03cc\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c5\u03bd\u03ae\u03b8\u03c9\u03c2 \u03c3\u03b5:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>45 \u03ba\u03cd\u03ba\u03bb\u03bf\u03b9\/\u03bb\u03b5\u03c0\u03c4\u03cc<\/strong><\/li>\n\n\n\n<li>\u039a\u03b1\u03b8\u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03b5\u03c2 \u03b4\u03b9\u03b1\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2<\/li>\n\n\n\n<li>\u0395\u03bb\u03b5\u03b3\u03c7\u03cc\u03bc\u03b5\u03bd\u03bf\u03b9 \u03ba\u03cd\u03ba\u03bb\u03bf\u03b9 \u03ba\u03ac\u03bc\u03c8\u03b7\u03c2 \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b1\u03c0\u03b1\u03b9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u039c\u03b5\u03c4\u03ac \u03c4\u03b7 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae, \u03c4\u03bf \u03c5\u03bb\u03b9\u03ba\u03cc \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b5\u03bb\u03b5\u03b3\u03c7\u03b8\u03b5\u03af \u03ac\u03bc\u03b5\u03c3\u03b1 \u03ae \u03bd\u03b1 \u03b1\u03be\u03b9\u03bf\u03bb\u03bf\u03b3\u03b7\u03b8\u03b5\u03af \u03bc\u03ad\u03c3\u03c9 \u03c0\u03c1\u03cc\u03c3\u03b8\u03b5\u03c4\u03c9\u03bd \u03bc\u03b5\u03c4\u03c1\u03ae\u03c3\u03b5\u03c9\u03bd \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u03a0\u03ce\u03c2 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b1\u03b9 \u03b7 \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03bf ASTM F392 \u03bc\u03b5 \u03c4\u03b7 \u03c7\u03c1\u03ae\u03c3\u03b7 \u03b5\u03bd\u03cc\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03b1\u03c3\u03c4\u03ae \u03b5\u03c5\u03ba\u03b1\u03bc\u03c8\u03af\u03b1\u03c2<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0388\u03bd\u03b1\u03c2 \u03b5\u03c0\u03b1\u03b3\u03b3\u03b5\u03bb\u03bc\u03b1\u03c4\u03af\u03b1\u03c2 <strong>\u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2 \u03b5\u03c5\u03ba\u03b1\u03bc\u03c8\u03af\u03b1\u03c2<\/strong> \u03b1\u03c5\u03c4\u03bf\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b5\u03af \u03c4\u03b9\u03c2 \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03cc\u03bc\u03b5\u03bd\u03b5\u03c2 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ad\u03c2 \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03b1\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03bf ASTM F392 \u03ba\u03b1\u03b9 \u03b2\u03b5\u03bb\u03c4\u03b9\u03ce\u03bd\u03b5\u03b9 \u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c0\u03b5\u03b9\u03b1 \u03c4\u03c9\u03bd \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd \u03c3\u03b5 \u03c3\u03cd\u03b3\u03ba\u03c1\u03b9\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03b7 \u03c7\u03b5\u03b9\u03c1\u03bf\u03ba\u03af\u03bd\u03b7\u03c4\u03b7 \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0397 \u03c4\u03c5\u03c0\u03b9\u03ba\u03ae \u03c1\u03bf\u03ae \u03b5\u03c1\u03b3\u03b1\u03c3\u03b9\u03ce\u03bd \u03c4\u03c9\u03bd \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd \u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03b5\u03b9 \u03c4\u03ad\u03c3\u03c3\u03b5\u03c1\u03b1 \u03b2\u03b1\u03c3\u03b9\u03ba\u03ac \u03c3\u03c4\u03ac\u03b4\u03b9\u03b1.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u03a0\u03c1\u03bf\u03b5\u03c4\u03bf\u03b9\u03bc\u03b1\u03c3\u03af\u03b1 \u03ba\u03b1\u03b9 \u03b5\u03b3\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03b4\u03b5\u03b9\u03b3\u03bc\u03ac\u03c4\u03c9\u03bd<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a4\u03b1 \u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03b1 \u03b5\u03cd\u03ba\u03b1\u03bc\u03c0\u03c4\u03c9\u03bd \u03c6\u03c1\u03b1\u03b3\u03bc\u03ce\u03bd \u03c0\u03b1\u03c1\u03b1\u03c3\u03ba\u03b5\u03c5\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b1\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bc\u03b5\u03bd\u03b5\u03c2 \u03b4\u03b9\u03b1\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u039a\u03bf\u03b9\u03bd\u03ad\u03c2 \u03c0\u03c1\u03bf\u03b4\u03b9\u03b1\u03b3\u03c1\u03b1\u03c6\u03ad\u03c2 \u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">\u03a0\u03b1\u03c1\u03ac\u03bc\u03b5\u03c4\u03c1\u03bf\u03c2<\/th><th class=\"has-text-align-center\" data-align=\"center\">\u03a4\u03b9\u03bc\u03ae<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">\u039c\u03ad\u03b3\u03b5\u03b8\u03bf\u03c2 \u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2<\/td><td class=\"has-text-align-center\" data-align=\"center\">280 mm \u00d7 200 mm<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u03a4\u03cd\u03c0\u03bf\u03c2 \u03c5\u03bb\u03b9\u03ba\u03bf\u03cd<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u03a6\u03b9\u03bb\u03bc, \u03b5\u03bb\u03b1\u03c3\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03bf \u03c5\u03bb\u03b9\u03ba\u03cc, \u03b5\u03c0\u03b9\u03ba\u03b1\u03bb\u03c5\u03bc\u03bc\u03ad\u03bd\u03b7 \u03b4\u03bf\u03bc\u03ae \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a4\u03bf \u03b4\u03b5\u03af\u03b3\u03bc\u03b1 \u03c3\u03c4\u03b5\u03c1\u03b5\u03ce\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ac \u03c3\u03c4\u03b7 \u03b4\u03b9\u03ac\u03c4\u03b1\u03be\u03b7 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2, \u03ce\u03c3\u03c4\u03b5 \u03bd\u03b1 \u03b5\u03be\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03bf\u03bc\u03bf\u03b9\u03cc\u03bc\u03bf\u03c1\u03c6\u03b7 \u03ba\u03af\u03bd\u03b7\u03c3\u03b7 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03b7\u03c2 \u03ba\u03ac\u03bc\u03c8\u03b7\u03c2.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u039a\u03c5\u03ba\u03bb\u03b9\u03ba\u03ae \u03b5\u03bd\u03b1\u03bb\u03bb\u03b1\u03b3\u03ae \u03b5\u03bb\u03b5\u03b3\u03c7\u03cc\u03bc\u03b5\u03bd\u03b7\u03c2 \u03b5\u03c5\u03ba\u03b1\u03bc\u03c8\u03af\u03b1\u03c2<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a4\u03bf \u03cc\u03c1\u03b3\u03b1\u03bd\u03bf \u03b5\u03ba\u03c4\u03b5\u03bb\u03b5\u03af \u03c0\u03c1\u03bf\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03ad\u03bd\u03b5\u03c2 \u03ba\u03b9\u03bd\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c4\u03c1\u03ad\u03c8\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bc\u03c0\u03af\u03b5\u03c3\u03b7\u03c2.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a4\u03bf \u03cc\u03c1\u03b3\u03b1\u03bd\u03bf \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae\u03c2 GFT Flex \u03b4\u03b9\u03b1\u03b8\u03ad\u03c4\u03b5\u03b9 \u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ad\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b5\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">\u039b\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1<\/th><th class=\"has-text-align-center\" data-align=\"center\">Flex Cycles<\/th><th class=\"has-text-align-center\" data-align=\"center\">\u0391\u03af\u03c4\u03b7\u03c3\u03b7<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">A<\/td><td class=\"has-text-align-center\" data-align=\"center\">2.700 \u03ba\u03cd\u03ba\u03bb\u03bf\u03b9<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u0391\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae\u03c2 \u03c3\u03b5 \u03bc\u03b1\u03ba\u03c1\u03bf\u03c7\u03c1\u03cc\u03bd\u03b9\u03b1 \u03c7\u03c1\u03ae\u03c3\u03b7<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">B<\/td><td class=\"has-text-align-center\" data-align=\"center\">900 \u03ba\u03cd\u03ba\u03bb\u03bf\u03b9<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u03a3\u03cd\u03b3\u03ba\u03c1\u03b9\u03c3\u03b7 \u03c4\u03c5\u03c0\u03b9\u03ba\u03ce\u03bd \u03b5\u03c0\u03b9\u03b4\u03cc\u03c3\u03b5\u03c9\u03bd<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">C<\/td><td class=\"has-text-align-center\" data-align=\"center\">270 \u03ba\u03cd\u03ba\u03bb\u03bf\u03b9<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u0394\u03b9\u03b1\u03bb\u03bf\u03b3\u03ae \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">D<\/td><td class=\"has-text-align-center\" data-align=\"center\">20 \u03ba\u03cd\u03ba\u03bb\u03bf\u03b9<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u03a0\u03bb\u03ae\u03c1\u03b7\u03c2 \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b5\u03c5\u03ba\u03b1\u03bc\u03c8\u03af\u03b1\u03c2<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">E<\/td><td class=\"has-text-align-center\" data-align=\"center\">20 \u03ba\u03cd\u03ba\u03bb\u03bf\u03b9<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u0391\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03bc\u03b5\u03c1\u03b9\u03ba\u03ae\u03c2 \u03ba\u03ac\u03bc\u03c8\u03b7\u03c2<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u039f\u03b9 \u03b4\u03b9\u03ac\u03c6\u03bf\u03c1\u03b5\u03c2 \u03c1\u03c5\u03b8\u03bc\u03af\u03c3\u03b5\u03b9\u03c2 \u03ba\u03cd\u03ba\u03bb\u03bf\u03c5 \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03bf\u03c5\u03bd \u03c3\u03c4\u03b1 \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03ae\u03c1\u03b9\u03b1 \u03bd\u03b1 \u03c3\u03c5\u03b3\u03ba\u03c1\u03af\u03bd\u03bf\u03c5\u03bd \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03c4\u03b1 \u03c5\u03bb\u03b9\u03ba\u03ac \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03b7\u03c2 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2, \u03c4\u03bf\u03c5 \u03c0\u03bf\u03b9\u03bf\u03c4\u03b9\u03ba\u03bf\u03cd \u03b5\u03bb\u03ad\u03b3\u03c7\u03bf\u03c5 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b5\u03c0\u03b1\u03bb\u03ae\u03b8\u03b5\u03c5\u03c3\u03b7\u03c2 \u03c4\u03b7\u03c2 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0391\u03bd\u03af\u03c7\u03bd\u03b5\u03c5\u03c3\u03b7 \u03b2\u03bb\u03b1\u03b2\u03ce\u03bd \u03ba\u03b1\u03b9 \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7 \u03b5\u03c0\u03b9\u03b4\u03cc\u03c3\u03b5\u03c9\u03bd<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u039c\u03b5\u03c4\u03ac \u03c4\u03b7 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae \u03ba\u03ac\u03bc\u03c8\u03b7\u03c2, \u03bf\u03b9 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03bf\u03af \u03b1\u03be\u03b9\u03bf\u03bb\u03bf\u03b3\u03bf\u03cd\u03bd \u03b5\u03ac\u03bd \u03c4\u03bf \u03c5\u03bb\u03b9\u03ba\u03cc \u03ad\u03c7\u03b5\u03b9 \u03c5\u03c0\u03bf\u03c3\u03c4\u03b5\u03af:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u039c\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03c1\u03c9\u03b3\u03bc\u03ac\u03c4\u03c9\u03c3\u03b7<\/li>\n\n\n\n<li>\u0392\u03bb\u03ac\u03b2\u03b7 \u03c3\u03c4\u03bf \u03c3\u03c4\u03c1\u03ce\u03bc\u03b1 \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd<\/li>\n\n\n\n<li>\u03a4\u03c1\u03cd\u03c0\u03b5\u03c2<\/li>\n\n\n\n<li>\u0391\u03c5\u03be\u03b7\u03bc\u03ad\u03bd\u03b1 \u03c0\u03bf\u03c3\u03bf\u03c3\u03c4\u03ac \u03bc\u03b5\u03c4\u03ac\u03b4\u03bf\u03c3\u03b7\u03c2<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u038c\u03c3\u03bf\u03bd \u03b1\u03c6\u03bf\u03c1\u03ac \u03c4\u03b9\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b5\u03c2 \u03c5\u03c8\u03b7\u03bb\u03bf\u03cd \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd, \u03c0\u03bf\u03bb\u03bb\u03ac \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03ae\u03c1\u03b9\u03b1 \u03c3\u03c5\u03b3\u03ba\u03c1\u03af\u03bd\u03bf\u03c5\u03bd \u03c4\u03bf\u03bd \u03c1\u03c5\u03b8\u03bc\u03cc \u03b4\u03b9\u03b1\u03c0\u03b5\u03c1\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03bf\u03be\u03c5\u03b3\u03cc\u03bd\u03bf\u03c5 (OTR) \u03ae \u03c4\u03bf\u03bd \u03c1\u03c5\u03b8\u03bc\u03cc \u03b4\u03b9\u03b1\u03c0\u03b5\u03c1\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c5\u03b4\u03c1\u03b1\u03c4\u03bc\u03ce\u03bd (WVTR) \u03c0\u03c1\u03b9\u03bd \u03ba\u03b1\u03b9 \u03bc\u03b5\u03c4\u03ac \u03c4\u03b7\u03bd \u03ba\u03ac\u03bc\u03c8\u03b7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u039c\u03b9\u03b1 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03ae \u03b1\u03cd\u03be\u03b7\u03c3\u03b7 \u03c5\u03c0\u03bf\u03b4\u03b7\u03bb\u03ce\u03bd\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03b7 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03ba\u03b1\u03c4\u03b1\u03c0\u03cc\u03bd\u03b7\u03c3\u03b7 \u03ad\u03c7\u03b5\u03b9 \u03bc\u03b5\u03b9\u03ce\u03c3\u03b5\u03b9 \u03c4\u03b7\u03bd \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c4\u03b5\u03c5\u03c4\u03b9\u03ba\u03ae \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0395\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ad\u03c2 \u03c4\u03b7\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2 \u03ba\u03ac\u03bc\u03c8\u03b7\u03c2 \u03ba\u03b1\u03c4\u03ac \u03c4\u03bf \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03bf ASTM F392<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u0395\u03c5\u03ad\u03bb\u03b9\u03ba\u03c4\u03b5\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b5\u03c2 \u03c4\u03c1\u03bf\u03c6\u03af\u03bc\u03c9\u03bd<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0397 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1 \u03c4\u03c1\u03bf\u03c6\u03af\u03bc\u03c9\u03bd \u03b5\u03be\u03b1\u03c1\u03c4\u03ac\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03bc\u03b5\u03b3\u03ac\u03bb\u03bf \u03b2\u03b1\u03b8\u03bc\u03cc \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03bf\u03c5 \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03c4\u03bf \u03bf\u03be\u03c5\u03b3\u03cc\u03bd\u03bf \u03ba\u03b1\u03b9 \u03b7 \u03c5\u03b3\u03c1\u03b1\u03c3\u03af\u03b1 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03b5\u03c0\u03b7\u03c1\u03b5\u03ac\u03c3\u03bf\u03c5\u03bd:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0394\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b3\u03b5\u03cd\u03c3\u03b7\u03c2<\/li>\n\n\n\n<li>\u03a6\u03c1\u03b5\u03c3\u03ba\u03ac\u03b4\u03b1 \u03c4\u03bf\u03c5 \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03bf\u03c2<\/li>\n\n\n\n<li>\u0394\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03b1\u03c0\u03bf\u03b8\u03ae\u03ba\u03b5\u03c5\u03c3\u03b7\u03c2<\/li>\n\n\n\n<li>\u0391\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1 \u03c4\u03c9\u03bd \u03c4\u03c1\u03bf\u03c6\u03af\u03bc\u03c9\u03bd<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u039c\u03b5\u03c1\u03b9\u03ba\u03ad\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b9\u03c2 \u03c3\u03c5\u03bd\u03ae\u03b8\u03b5\u03b9\u03c2 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ad\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u039c\u03b5\u03bc\u03b2\u03c1\u03ac\u03bd\u03b5\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2 \u03c3\u03bd\u03b1\u03ba<\/li>\n\n\n\n<li>\u03a3\u03b1\u03ba\u03bf\u03cd\u03bb\u03b5\u03c2 \u03ba\u03b5\u03bd\u03bf\u03cd \u03b1\u03ad\u03c1\u03b1<\/li>\n\n\n\n<li>\u03a3\u03b1\u03ba\u03bf\u03c5\u03bb\u03ac\u03ba\u03b9\u03b1 \u03ba\u03b1\u03c6\u03ad<\/li>\n\n\n\n<li>\u03a3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1 \u03c4\u03cd\u03c0\u03bf\u03c5 \u03c1\u03b5\u03c4\u03cc\u03c1\u03c4\u03b1\u03c2<\/li>\n\n\n\n<li>\u03a3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b5\u03c2 \u03ba\u03b1\u03c4\u03b5\u03c8\u03c5\u03b3\u03bc\u03ad\u03bd\u03c9\u03bd \u03c4\u03c1\u03bf\u03c6\u03af\u03bc\u03c9\u03bd<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a4\u03bf \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03bf ASTM F392 \u03b2\u03bf\u03b7\u03b8\u03ac \u03c4\u03bf\u03c5\u03c2 \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03c4\u03ad\u03c2 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03ad\u03b3\u03bf\u03c5\u03bd \u03b4\u03bf\u03bc\u03ad\u03c2 \u03b5\u03bb\u03b1\u03c3\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03c9\u03bd \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd \u03c0\u03bf\u03c5 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03bf\u03cd\u03bd \u03c4\u03b9\u03c2 \u03b5\u03c0\u03b9\u03b4\u03cc\u03c3\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03ba\u03b1\u03b8\u2019 \u03cc\u03bb\u03b7 \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03b7\u03c2 \u03b4\u03b9\u03b1\u03bd\u03bf\u03bc\u03ae\u03c2.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u03a3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b5\u03c2 \u03b9\u03b1\u03c4\u03c1\u03b9\u03ba\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c6\u03b1\u03c1\u03bc\u03b1\u03ba\u03b5\u03c5\u03c4\u03b9\u03ba\u03ce\u03bd \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03c9\u03bd<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u039f\u03b9 \u03b9\u03b1\u03c4\u03c1\u03b9\u03ba\u03ad\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b5\u03c2 \u03b1\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bd \u03b1\u03be\u03b9\u03cc\u03c0\u03b9\u03c3\u03c4\u03b7 \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c3\u03af\u03b1 \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03c0\u03b5\u03c1\u03b9\u03b2\u03b1\u03bb\u03bb\u03bf\u03bd\u03c4\u03b9\u03ba\u03ae \u03bc\u03cc\u03bb\u03c5\u03bd\u03c3\u03b7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u039f\u03b9 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ad\u03c2 \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae\u03c2 Flex \u03c3\u03c5\u03bc\u03b2\u03ac\u03bb\u03bb\u03bf\u03c5\u03bd \u03c3\u03c4\u03b7\u03bd \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b5\u03be\u03ae\u03c2:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0391\u03c0\u03bf\u03c3\u03c4\u03b5\u03b9\u03c1\u03c9\u03bc\u03ad\u03bd\u03bf\u03b9 \u03c3\u03ac\u03ba\u03bf\u03b9 \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd<\/li>\n\n\n\n<li>\u03a3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1 \u03b9\u03b1\u03c4\u03c1\u03b9\u03ba\u03ce\u03bd \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ce\u03bd<\/li>\n\n\n\n<li>\u03a6\u03b1\u03c1\u03bc\u03b1\u03ba\u03b5\u03c5\u03c4\u03b9\u03ba\u03ad\u03c2 \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c4\u03b5\u03c5\u03c4\u03b9\u03ba\u03ad\u03c2 \u03bc\u03b5\u03bc\u03b2\u03c1\u03ac\u03bd\u03b5\u03c2<\/li>\n\n\n\n<li>\u03a5\u03bb\u03b9\u03ba\u03ac \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2 \u03b3\u03b9\u03b1 \u03ba\u03b1\u03b8\u03b1\u03c1\u03bf\u03cd\u03c2 \u03c7\u03ce\u03c1\u03bf\u03c5\u03c2<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u039c\u03b9\u03b1 \u03b1\u03c3\u03c4\u03bf\u03c7\u03af\u03b1 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2 \u03c0\u03bf\u03c5 \u03bf\u03c6\u03b5\u03af\u03bb\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03ba\u03cc\u03c0\u03c9\u03c3\u03b7 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b8\u03ad\u03c3\u03b5\u03b9 \u03c3\u03b5 \u03ba\u03af\u03bd\u03b4\u03c5\u03bd\u03bf \u03c4\u03b7\u03bd \u03b1\u03c0\u03bf\u03c3\u03c4\u03b5\u03af\u03c1\u03c9\u03c3\u03b7, \u03b3\u03b5\u03b3\u03bf\u03bd\u03cc\u03c2 \u03c0\u03bf\u03c5 \u03ba\u03b1\u03b8\u03b9\u03c3\u03c4\u03ac \u03c4\u03b7\u03bd \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae \u03c3\u03c4\u03b7\u03bd \u03ba\u03ac\u03bc\u03c8\u03b7 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03ae \u03c0\u03b1\u03c1\u03ac\u03bc\u03b5\u03c4\u03c1\u03bf \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0392\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ac \u03c6\u03b9\u03bb\u03bc \u03c6\u03c1\u03b1\u03b3\u03ae\u03c2<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a0\u03bf\u03bb\u03bb\u03ad\u03c2 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ad\u03c2 \u03bc\u03b5\u03bc\u03b2\u03c1\u03ac\u03bd\u03b5\u03c2 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03bf\u03cd\u03bd \u03c4\u03b7\u03bd \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c4\u03b5\u03c5\u03c4\u03b9\u03ba\u03ae \u03c4\u03bf\u03c5\u03c2 \u03b4\u03c1\u03ac\u03c3\u03b7 \u03c0\u03b1\u03c1\u03ac \u03c4\u03bf\u03bd \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03cc\u03bc\u03b5\u03bd\u03bf \u03c7\u03b5\u03b9\u03c1\u03b9\u03c3\u03bc\u03cc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u039f\u03b9 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ad\u03c2 \u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03bf\u03c5\u03bd:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u03a0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c4\u03b5\u03c5\u03c4\u03b9\u03ba\u03ad\u03c2 \u03bc\u03b5\u03bc\u03b2\u03c1\u03ac\u03bd\u03b5\u03c2<\/li>\n\n\n\n<li>\u039c\u03b5\u03bc\u03b2\u03c1\u03ac\u03bd\u03b5\u03c2 \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03b3\u03b5\u03c9\u03c1\u03b3\u03af\u03b1<\/li>\n\n\n\n<li>\u03a3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1 \u03b1\u03bd\u03b8\u03b5\u03ba\u03c4\u03b9\u03ba\u03ae \u03c3\u03c4\u03b1 \u03c7\u03b7\u03bc\u03b9\u03ba\u03ac<\/li>\n\n\n\n<li>\u039c\u03b5\u03bc\u03b2\u03c1\u03ac\u03bd\u03b5\u03c2 \u03b3\u03b9\u03b1 \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03ad\u03c2<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u039f\u03b9 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ad\u03c2 \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03bf ASTM F392 \u03c0\u03b1\u03c1\u03ad\u03c7\u03bf\u03c5\u03bd \u03c0\u03bf\u03bb\u03cd\u03c4\u03b9\u03bc\u03b5\u03c2 \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03af\u03b5\u03c2 \u03c3\u03c7\u03b5\u03c4\u03b9\u03ba\u03ac \u03bc\u03b5 \u03c4\u03b7 \u03bc\u03b1\u03ba\u03c1\u03bf\u03c0\u03c1\u03cc\u03b8\u03b5\u03c3\u03bc\u03b7 \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">GFT Flex Tester: \u03a3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03ad\u03bd\u03bf \u03b3\u03b9\u03b1 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ad\u03c2 \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03bf ASTM F392<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a4\u03bf GFT Flex Tester \u03ad\u03c7\u03b5\u03b9 \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03c4\u03b5\u03af \u03b3\u03b9\u03b1 \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03ae\u03c1\u03b9\u03b1 \u03c0\u03bf\u03c5 \u03c7\u03c1\u03b5\u03b9\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b1\u03ba\u03c1\u03b9\u03b2\u03ae \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03ae\u03c8\u03b9\u03bc\u03b7 \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae\u03c2 \u03c3\u03b5 \u03ba\u03ac\u03bc\u03c8\u03b7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03c0\u03c1\u03bf\u03c3\u03c6\u03ad\u03c1\u03b5\u03b9 \u03c0\u03bf\u03bb\u03bb\u03ac \u03c0\u03bb\u03b5\u03bf\u03bd\u03b5\u03ba\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03b4\u03b9\u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd \u03c3\u03b5 \u03c5\u03bb\u03b9\u03ba\u03ac \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0391\u03c5\u03c4\u03bf\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03b5\u03bb\u03ad\u03b3\u03c7\u03bf\u03c5 PLC<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0397 \u03c0\u03bb\u03b1\u03c4\u03c6\u03cc\u03c1\u03bc\u03b1 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03bf\u03cd \u03b5\u03bb\u03ad\u03b3\u03c7\u03bf\u03c5 \u03c0\u03b1\u03c1\u03ad\u03c7\u03b5\u03b9:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u03a3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1<\/li>\n\n\n\n<li>\u0391\u03c0\u03bb\u03ae \u03c1\u03cd\u03b8\u03bc\u03b9\u03c3\u03b7 \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03c4\u03c1\u03c9\u03bd<\/li>\n\n\n\n<li>\u0395\u03c0\u03b1\u03bd\u03b1\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03cc\u03bc\u03b5\u03bd\u03b5\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2<\/li>\n\n\n\n<li>\u039c\u03b5\u03b9\u03c9\u03bc\u03ad\u03bd\u03b7 \u03b5\u03c0\u03af\u03b4\u03c1\u03b1\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c7\u03b5\u03b9\u03c1\u03b9\u03c3\u03c4\u03ae<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0397 \u03b4\u03b9\u03b5\u03c0\u03b1\u03c6\u03ae \u03c4\u03b7\u03c2 \u03bf\u03b8\u03cc\u03bd\u03b7\u03c2 \u03b1\u03c6\u03ae\u03c2 \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03bf\u03cd\u03c2 \u03bd\u03b1 \u03c1\u03c5\u03b8\u03bc\u03af\u03b6\u03bf\u03c5\u03bd \u03b3\u03c1\u03ae\u03b3\u03bf\u03c1\u03b1 \u03c4\u03b1 \u03c0\u03c1\u03bf\u03b3\u03c1\u03ac\u03bc\u03bc\u03b1\u03c4\u03b1 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0394\u03c5\u03bd\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b5\u03be\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd \u03c3\u03b5 \u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03bf\u03cd\u03c2 \u03c3\u03c4\u03b1\u03b8\u03bc\u03bf\u03cd\u03c2<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0397 \u03c3\u03b5\u03b9\u03c1\u03ac GFT \u03c5\u03c0\u03bf\u03c3\u03c4\u03b7\u03c1\u03af\u03b6\u03b5\u03b9 \u03c0\u03b1\u03c1\u03ac\u03bb\u03bb\u03b7\u03bb\u03b5\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ad\u03c2:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">\u039c\u03bf\u03bd\u03c4\u03ad\u03bb\u03bf<\/th><th class=\"has-text-align-center\" data-align=\"center\">\u03a3\u03c4\u03b1\u03b8\u03bc\u03bf\u03af \u03b5\u03bb\u03ad\u03b3\u03c7\u03bf\u03c5<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">GFT-01<\/td><td class=\"has-text-align-center\" data-align=\"center\">4 \u03c3\u03c4\u03b1\u03b8\u03bc\u03bf\u03af<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">GFT-02<\/td><td class=\"has-text-align-center\" data-align=\"center\">3 \u03c3\u03c4\u03b1\u03b8\u03bc\u03bf\u03af<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0397 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ce\u03bd \u03c3\u03c4\u03b1\u03b8\u03bc\u03ce\u03bd \u03b2\u03b5\u03bb\u03c4\u03b9\u03ce\u03bd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b1\u03c0\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03bf\u03c5 \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03b7\u03c1\u03af\u03bf\u03c5, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c4\u03b7 \u03c3\u03cd\u03b3\u03ba\u03c1\u03b9\u03c3\u03b7 \u03c0\u03bf\u03bb\u03bb\u03ce\u03bd \u03b4\u03b5\u03b9\u03b3\u03bc\u03ac\u03c4\u03c9\u03bd \u03c5\u03c0\u03cc \u03c0\u03b1\u03bd\u03bf\u03bc\u03bf\u03b9\u03cc\u03c4\u03c5\u03c0\u03b5\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><a href=\"https:\/\/www.packtests.com\/el\/product\/gelbo-flex-tester\/\"><img fetchpriority=\"high\" decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/07\/ASTM-F392-gft-flex-tester.webp\" alt=\"\u03a3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2 \u03ba\u03b1\u03bc\u03c0\u03c4\u03bf\u03bc\u03b5\u03c4\u03c1\u03af\u03b1\u03c2 GFT \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03bf ASTM F392\" class=\"wp-image-1472\" style=\"width:246px;height:auto\" title=\"\" srcset=\"https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/07\/ASTM-F392-gft-flex-tester.webp 600w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/07\/ASTM-F392-gft-flex-tester-300x300.webp 300w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/07\/ASTM-F392-gft-flex-tester-150x150.webp 150w, https:\/\/www.packtests.com\/wp-content\/uploads\/2026\/07\/ASTM-F392-gft-flex-tester-12x12.webp 12w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u03a0\u03c1\u03bf\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1\u03c4\u03b9\u03b6\u03cc\u03bc\u03b5\u03bd\u03bf\u03b9 \u03c4\u03c1\u03cc\u03c0\u03bf\u03b9 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a0\u03ad\u03bd\u03c4\u03b5 \u03c0\u03c1\u03bf\u03ba\u03b1\u03b8\u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03b5\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b5\u03c2 \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03bf\u03c5\u03bd \u03c3\u03c4\u03bf\u03c5\u03c2 \u03c7\u03c1\u03ae\u03c3\u03c4\u03b5\u03c2 \u03bd\u03b1 \u03b5\u03ba\u03c4\u03b5\u03bb\u03bf\u03cd\u03bd:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0393\u03c1\u03ae\u03b3\u03bf\u03c1\u03bf\u03c2 \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf\u03c2<\/li>\n\n\n\n<li>\u03a3\u03c5\u03b3\u03ba\u03c1\u03b9\u03c4\u03b9\u03ba\u03ae \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd<\/li>\n\n\n\n<li>\u0394\u03bf\u03ba\u03b9\u03bc\u03ad\u03c2 \u03c0\u03b1\u03c1\u03b1\u03c4\u03b5\u03c4\u03b1\u03bc\u03ad\u03bd\u03b7\u03c2 \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae\u03c2<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0391\u03c5\u03c4\u03ae \u03b7 \u03b5\u03c5\u03b5\u03bb\u03b9\u03be\u03af\u03b1 \u03ba\u03b1\u03b8\u03b9\u03c3\u03c4\u03ac \u03c4\u03bf \u03cc\u03c1\u03b3\u03b1\u03bd\u03bf \u03ba\u03b1\u03c4\u03ac\u03bb\u03bb\u03b7\u03bb\u03bf \u03c4\u03cc\u03c3\u03bf \u03b3\u03b9\u03b1 \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03ae\u03c1\u03b9\u03b1 \u03ad\u03c1\u03b5\u03c5\u03bd\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03ac\u03c0\u03c4\u03c5\u03be\u03b7\u03c2 \u03cc\u03c3\u03bf \u03ba\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03c4\u03bf\u03bd \u03c0\u03bf\u03b9\u03bf\u03c4\u03b9\u03ba\u03cc \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf \u03c4\u03b7\u03c2 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u03a4\u03b5\u03c7\u03bd\u03b9\u03ba\u03ad\u03c2 \u03c0\u03c1\u03bf\u03b4\u03b9\u03b1\u03b3\u03c1\u03b1\u03c6\u03ad\u03c2 \u03c4\u03bf\u03c5 \u03bc\u03b7\u03c7\u03b1\u03bd\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2 \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae\u03c2 GFT Flex<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u03a0\u03b1\u03c1\u03ac\u03bc\u03b5\u03c4\u03c1\u03bf\u03c2<\/th><th>GFT-02 <a href=\"https:\/\/www.packtests.com\/el\/product\/gelbo-flex-tester\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u03a3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2 \u03b5\u03c5\u03ba\u03b1\u03bc\u03c8\u03af\u03b1\u03c2<\/a><\/th><th>GFT-01 <a href=\"https:\/\/www.packtests.com\/el\/product\/gelbo-flex-tester\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u03a3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2 \u03b5\u03c5\u03ba\u03b1\u03bc\u03c8\u03af\u03b1\u03c2<\/a><\/th><\/tr><\/thead><tbody><tr><td>\u0393\u03c9\u03bd\u03af\u03b1 \u03ba\u03ac\u03bc\u03c8\u03b7\u03c2<\/td><td>440\u00b0 (90 mm) \u03ae 400\u00b0 (80 mm)<\/td><td>440\u00b0 (90 mm) \u03ae 400\u00b0 (80 mm)<\/td><\/tr><tr><td>\u03a7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1<\/td><td>3,5 N\u00b7m<\/td><td>2,5 N\u00b7m<\/td><\/tr><tr><td>\u039f\u03c1\u03b9\u03b6\u03cc\u03bd\u03c4\u03b9\u03b1 \u03b4\u03b9\u03b1\u03b4\u03c1\u03bf\u03bc\u03ae<\/td><td>155 mm \u03ae 80 mm<\/td><td>155 mm \u03ae 80 mm<\/td><\/tr><tr><td>\u03a3\u03c4\u03b1\u03b8\u03bc\u03bf\u03af \u03b5\u03bb\u03ad\u03b3\u03c7\u03bf\u03c5<\/td><td>3<\/td><td>4<\/td><\/tr><tr><td>\u039c\u03ad\u03b3\u03b5\u03b8\u03bf\u03c2 \u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2<\/td><td>280 mm \u00d7 200 mm<\/td><td>280 mm \u00d7 200 mm<\/td><\/tr><tr><td>\u03a4\u03c1\u03bf\u03c6\u03bf\u03b4\u03bf\u03c3\u03af\u03b1 \u03c1\u03b5\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2<\/td><td>110\u2013220 V<\/td><td>110\u2013220 V<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">ASTM F392 \u03c3\u03b5 \u03c3\u03cd\u03b3\u03ba\u03c1\u03b9\u03c3\u03b7 \u03bc\u03b5 \u03ac\u03bb\u03bb\u03b5\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ad\u03c2 \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03b9\u03ce\u03bd<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u039f\u03b9 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ad\u03c2 \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae\u03c2 \u03c4\u03c9\u03bd \u03b5\u03cd\u03ba\u03b1\u03bc\u03c0\u03c4\u03c9\u03bd \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd \u03c3\u03c5\u03bd\u03b4\u03c5\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c5\u03c7\u03bd\u03ac \u03bc\u03b5 \u03ac\u03bb\u03bb\u03b5\u03c2 \u03bc\u03b5\u03b8\u03cc\u03b4\u03bf\u03c5\u03c2 \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03b9\u03ce\u03bd.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">\u039c\u03ad\u03b8\u03bf\u03b4\u03bf\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2<\/th><th>\u039a\u03cd\u03c1\u03b9\u03b1 \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">ASTM F392<\/td><td>\u0395\u03c0\u03b9\u03b4\u03c1\u03ac\u03c3\u03b5\u03b9\u03c2 \u03c4\u03b7\u03c2 \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae\u03c2 \u03c3\u03b5 \u03ba\u03ac\u03bc\u03c8\u03b7 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae\u03c2 \u03ba\u03cc\u03c0\u03c9\u03c3\u03b7\u03c2<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">ASTM D3985<\/td><td>\u03a1\u03c5\u03b8\u03bc\u03cc\u03c2 \u03b4\u03b9\u03b1\u03c0\u03b5\u03c1\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03bf\u03be\u03c5\u03b3\u03cc\u03bd\u03bf\u03c5<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">ASTM F1249<\/td><td>\u03a1\u03c5\u03b8\u03bc\u03cc\u03c2 \u03b4\u03b9\u03b1\u03c0\u03b5\u03c1\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c5\u03b4\u03c1\u03b1\u03c4\u03bc\u03ce\u03bd<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">ASTM F88<\/td><td>\u0391\u03bd\u03c4\u03bf\u03c7\u03ae \u03c4\u03b7\u03c2 \u03c3\u03c6\u03c1\u03ac\u03b3\u03b9\u03c3\u03b7\u03c2<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">ASTM D882<\/td><td>\u0399\u03b4\u03b9\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03b5\u03c6\u03b5\u03bb\u03ba\u03c5\u03c3\u03bc\u03bf\u03cd<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0397 \u03c7\u03c1\u03ae\u03c3\u03b7 \u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ce\u03bd \u03bc\u03b5\u03b8\u03cc\u03b4\u03c9\u03bd \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd \u03c0\u03b1\u03c1\u03ad\u03c7\u03b5\u03b9 \u03bc\u03b9\u03b1 \u03c0\u03bb\u03b7\u03c1\u03ad\u03c3\u03c4\u03b5\u03c1\u03b7 \u03b5\u03b9\u03ba\u03cc\u03bd\u03b1 \u03c4\u03b7\u03c2 \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7\u03c2 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0393\u03b9\u03b1 \u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03b9\u03b3\u03bc\u03b1, \u03b7 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae ASTM F392 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b1\u03c0\u03bf\u03ba\u03b1\u03bb\u03cd\u03c8\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03ad\u03bd\u03b1 \u03c0\u03bf\u03bb\u03c5\u03c3\u03c4\u03c1\u03c9\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc \u03c5\u03bb\u03b9\u03ba\u03cc \u03c7\u03ac\u03bd\u03b5\u03b9 \u03c4\u03b9\u03c2 \u03b9\u03b4\u03b9\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd \u03c4\u03bf\u03c5 \u03bc\u03b5\u03c4\u03ac \u03b1\u03c0\u03cc \u03ba\u03ac\u03bc\u03c8\u03b7, \u03b5\u03bd\u03ce \u03b7 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae OTR \u03c0\u03bf\u03c3\u03bf\u03c4\u03b9\u03ba\u03bf\u03c0\u03bf\u03b9\u03b5\u03af \u03c4\u03bf\u03bd \u03b2\u03b1\u03b8\u03bc\u03cc \u03c5\u03c0\u03bf\u03b2\u03ac\u03b8\u03bc\u03b9\u03c3\u03b7\u03c2 \u03c4\u03bf\u03c5 \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0395\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03c4\u03bf\u03c5 \u03ba\u03b1\u03c4\u03ac\u03bb\u03bb\u03b7\u03bb\u03bf\u03c5 \u03bc\u03b7\u03c7\u03b1\u03bd\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2 \u03ba\u03ac\u03bc\u03c8\u03b7\u03c2 \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03bf ASTM F392<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u039a\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03b5\u03bd\u03cc\u03c2 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd \u03b5\u03c5\u03ba\u03b1\u03bc\u03c8\u03af\u03b1\u03c2, \u03c4\u03b1 \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03ae\u03c1\u03b9\u03b1 \u03b8\u03b1 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03be\u03b9\u03bf\u03bb\u03bf\u03b3\u03bf\u03cd\u03bd:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0394\u03c5\u03bd\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b5\u03be\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03bf ASTM F392<\/li>\n\n\n\n<li>\u0391\u03c1\u03b9\u03b8\u03bc\u03cc\u03c2 \u03b1\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bc\u03b5\u03bd\u03c9\u03bd \u03c3\u03c4\u03b1\u03b8\u03bc\u03ce\u03bd \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd<\/li>\n\n\n\n<li>\u0395\u03c0\u03af\u03c0\u03b5\u03b4\u03bf \u03b1\u03c5\u03c4\u03bf\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7\u03c2<\/li>\n\n\n\n<li>\u0395\u03c0\u03b1\u03bd\u03b1\u03bb\u03b7\u03c8\u03b9\u03bc\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03c9\u03bd \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd<\/li>\n\n\n\n<li>\u03a3\u03c5\u03bc\u03b2\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b5\u03b9\u03b3\u03bc\u03ac\u03c4\u03c9\u03bd<\/li>\n\n\n\n<li>\u039c\u03b5\u03bb\u03bb\u03bf\u03bd\u03c4\u03b9\u03ba\u03ad\u03c2 \u03b1\u03c0\u03b1\u03b9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a3\u03c4\u03b1 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03b9\u03ba\u03ac \u03b5\u03c1\u03b3\u03b1\u03c3\u03c4\u03ae\u03c1\u03b9\u03b1, \u03bf \u03b5\u03c5\u03ad\u03bb\u03b9\u03ba\u03c4\u03bf\u03c2 \u03c0\u03c1\u03bf\u03b3\u03c1\u03b1\u03bc\u03bc\u03b1\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2 \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03bd\u03ad\u03c9\u03bd \u03b4\u03bf\u03bc\u03ce\u03bd \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd. \u03a3\u03c4\u03b1 \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd\u03c4\u03b1 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2, \u03c4\u03b1 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c0\u03bf\u03bb\u03bb\u03b1\u03c0\u03bb\u03ce\u03bd \u03c3\u03c4\u03b1\u03b8\u03bc\u03ce\u03bd \u03b2\u03b5\u03bb\u03c4\u03b9\u03ce\u03bd\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03b1\u03c0\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03c9\u03bd \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03c0\u03b1\u03c1\u03b1\u03ba\u03bf\u03bb\u03bf\u03cd\u03b8\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0388\u03bd\u03b1 \u03ba\u03b1\u03c4\u03ac\u03bb\u03bb\u03b7\u03bb\u03bf \u03cc\u03c1\u03b3\u03b1\u03bd\u03bf \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2 \u03ba\u03b1\u03bc\u03c0\u03c4\u03bf\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03bf ASTM F392 \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03c4\u03ad\u03c2 \u03bd\u03b1 \u03b5\u03bd\u03c4\u03bf\u03c0\u03af\u03b6\u03bf\u03c5\u03bd \u03c0\u03b9\u03b8\u03b1\u03bd\u03ad\u03c2 \u03b1\u03c3\u03c4\u03bf\u03c7\u03af\u03b5\u03c2 \u03c3\u03c4\u03b7 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1 \u03c0\u03c1\u03b9\u03bd \u03c4\u03b1 \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03b1 \u03c6\u03c4\u03ac\u03c3\u03bf\u03c5\u03bd \u03c3\u03c4\u03b7\u03bd \u03b1\u03b3\u03bf\u03c1\u03ac.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0397 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae\u03c2 \u03c3\u03b5 \u03ba\u03ac\u03bc\u03c8\u03b7 \u03ba\u03b1\u03c4\u03ac \u03c4\u03bf \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03bf ASTM F392 \u03c0\u03c1\u03bf\u03c3\u03c6\u03ad\u03c1\u03b5\u03b9 \u03ad\u03bd\u03b1\u03bd \u03c0\u03c1\u03b1\u03ba\u03c4\u03b9\u03ba\u03cc \u03c4\u03c1\u03cc\u03c0\u03bf \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7\u03c2 \u03c4\u03bf\u03c5 \u03ba\u03b1\u03c4\u03ac \u03c0\u03cc\u03c3\u03bf\u03bd \u03c4\u03b1 \u03b5\u03cd\u03ba\u03b1\u03bc\u03c0\u03c4\u03b1 \u03c5\u03bb\u03b9\u03ba\u03ac \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03ae\u03c3\u03bf\u03c5\u03bd \u03c4\u03b9\u03c2 \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c4\u03b5\u03c5\u03c4\u03b9\u03ba\u03ad\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03b9\u03b4\u03b9\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03bc\u03b5\u03c4\u03ac \u03b1\u03c0\u03cc \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03cc\u03bc\u03b5\u03bd\u03b7 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03ba\u03b1\u03c4\u03b1\u03c0\u03cc\u03bd\u03b7\u03c3\u03b7. \u03a0\u03c1\u03bf\u03c3\u03bf\u03bc\u03bf\u03b9\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7 \u03c3\u03c5\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03c3\u03c5\u03bc\u03c0\u03af\u03b5\u03c3\u03b7 \u03bc\u03ad\u03c3\u03c9 \u03c4\u03b7\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2 \u03ba\u03ac\u03bc\u03c8\u03b7\u03c2 Gelbo, \u03bf\u03b9 \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03c4\u03ad\u03c2 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03b5\u03bd\u03c4\u03bf\u03c0\u03af\u03c3\u03bf\u03c5\u03bd \u03ba\u03c1\u03c5\u03c6\u03ad\u03c2 \u03b1\u03b4\u03c5\u03bd\u03b1\u03bc\u03af\u03b5\u03c2, \u03cc\u03c0\u03c9\u03c2 \u03bc\u03b9\u03ba\u03c1\u03bf\u03c3\u03ba\u03bf\u03c0\u03b9\u03ba\u03ad\u03c2 \u03bf\u03c0\u03ad\u03c2, \u03c1\u03c9\u03b3\u03bc\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03c5\u03c0\u03bf\u03b2\u03ac\u03b8\u03bc\u03b9\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd, \u03c0\u03c1\u03bf\u03c4\u03bf\u03cd \u03b5\u03bc\u03c6\u03b1\u03bd\u03b9\u03c3\u03c4\u03bf\u03cd\u03bd \u03c0\u03c1\u03bf\u03b2\u03bb\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c4\u03b7 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1 \u03c3\u03c4\u03b7\u03bd \u03b1\u03b3\u03bf\u03c1\u03ac.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0388\u03bd\u03b1 \u03b1\u03be\u03b9\u03cc\u03c0\u03b9\u03c3\u03c4\u03bf <strong>\u03a3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2 \u03ba\u03b1\u03bc\u03c0\u03c4\u03bf\u03bc\u03b5\u03c4\u03c1\u03af\u03b1\u03c2 ASTM F392<\/strong> \u03b2\u03bf\u03b7\u03b8\u03ac \u03c4\u03bf\u03c5\u03c2 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03bf\u03cd\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2 \u03bd\u03b1 \u03c3\u03c5\u03b3\u03ba\u03c1\u03af\u03bd\u03bf\u03c5\u03bd \u03c4\u03b9\u03c2 \u03b4\u03bf\u03bc\u03ad\u03c2 \u03c4\u03c9\u03bd \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd, \u03bd\u03b1 \u03b2\u03b5\u03bb\u03c4\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd \u03c4\u03bf\u03c5\u03c2 \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03bf\u03cd\u03c2 \u03c4\u03c9\u03bd \u03c0\u03bf\u03bb\u03c5\u03c3\u03c4\u03c1\u03c9\u03bc\u03b1\u03c4\u03b9\u03ba\u03ce\u03bd \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03b2\u03b5\u03bb\u03c4\u03b9\u03ce\u03bd\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c3\u03af\u03b1 \u03c4\u03c9\u03bd \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03c9\u03bd \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03bc\u03b5\u03c4\u03b1\u03c6\u03bf\u03c1\u03ac \u03ba\u03b1\u03b9 \u03c4\u03bf \u03c7\u03b5\u03b9\u03c1\u03b9\u03c3\u03bc\u03cc. \u039f \u03b5\u03bb\u03b5\u03b3\u03ba\u03c4\u03ae\u03c2 \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae\u03c2 GFT Flex \u03c4\u03b7\u03c2 Cell Instruments \u03c0\u03b1\u03c1\u03ad\u03c7\u03b5\u03b9 \u03b1\u03c5\u03c4\u03bf\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03b5\u03c2, \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03cc\u03bc\u03b5\u03bd\u03b5\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ad\u03c2 \u03b3\u03b9\u03b1 \u03bc\u03b5\u03bc\u03b2\u03c1\u03ac\u03bd\u03b5\u03c2, \u03c0\u03bf\u03bb\u03c5\u03c3\u03c4\u03c1\u03c9\u03bc\u03b1\u03c4\u03b9\u03ba\u03ac \u03c5\u03bb\u03b9\u03ba\u03ac \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b9\u03ba\u03b1\u03bb\u03c5\u03bc\u03bc\u03ad\u03bd\u03b1 \u03c5\u03bb\u03b9\u03ba\u03ac \u03c6\u03c1\u03b1\u03b3\u03bc\u03bf\u03cd \u03c0\u03bf\u03c5 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ad\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2 \u03c4\u03c1\u03bf\u03c6\u03af\u03bc\u03c9\u03bd, \u03b9\u03b1\u03c4\u03c1\u03b9\u03ba\u03ce\u03bd, \u03c6\u03b1\u03c1\u03bc\u03b1\u03ba\u03b5\u03c5\u03c4\u03b9\u03ba\u03ce\u03bd \u03ba\u03b1\u03b9 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ce\u03bd \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03c9\u03bd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a3\u03c5\u03bd\u03b4\u03c5\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 <a href=\"https:\/\/store.astm.org\/f0392_f0392m-23.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ASTM F392<\/a> \u039f\u03b9 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ad\u03c2 \u03c0\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03bf\u03c5\u03bd \u03b1\u03be\u03b9\u03bf\u03bb\u03bf\u03b3\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c4\u03b7\u03c2 \u03b4\u03b9\u03b1\u03c0\u03b5\u03c1\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c3\u03c4\u03bf \u03bf\u03be\u03c5\u03b3\u03cc\u03bd\u03bf, \u03c4\u03b7\u03c2 \u03b4\u03b9\u03b1\u03c0\u03b5\u03c1\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c3\u03c4\u03bf\u03bd \u03c5\u03b4\u03c1\u03b1\u03c4\u03bc\u03cc, \u03c4\u03b7\u03c2 \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae\u03c2 \u03c3\u03b5 \u03b5\u03c6\u03b5\u03bb\u03ba\u03c5\u03c3\u03bc\u03cc \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae\u03c2 \u03c4\u03b7\u03c2 \u03c3\u03c6\u03c1\u03ac\u03b3\u03b9\u03c3\u03b7\u03c2 \u03c0\u03b1\u03c1\u03ad\u03c7\u03bf\u03c5\u03bd \u03bc\u03b9\u03b1 \u03bf\u03bb\u03bf\u03ba\u03bb\u03b7\u03c1\u03c9\u03bc\u03ad\u03bd\u03b7 \u03b5\u03b9\u03ba\u03cc\u03bd\u03b1 \u03c4\u03b7\u03c2 \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7\u03c2 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2. \u0391\u03c5\u03c4\u03cc \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c3\u03c4\u03bf\u03c5\u03c2 \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03c4\u03ad\u03c2 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03ad\u03b3\u03bf\u03c5\u03bd \u03c0\u03b9\u03bf \u03b1\u03bd\u03b8\u03b5\u03ba\u03c4\u03b9\u03ba\u03ac \u03c5\u03bb\u03b9\u03ba\u03ac, \u03bd\u03b1 \u03b2\u03b5\u03bb\u03c4\u03b9\u03ce\u03bd\u03bf\u03c5\u03bd \u03c4\u03b9\u03c2 \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b5\u03c2 \u03c0\u03bf\u03b9\u03bf\u03c4\u03b9\u03ba\u03bf\u03cd \u03b5\u03bb\u03ad\u03b3\u03c7\u03bf\u03c5 \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03b1\u03bd\u03b1\u03c0\u03c4\u03cd\u03c3\u03c3\u03bf\u03c5\u03bd \u03bb\u03cd\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2 \u03bc\u03b5 \u03b2\u03b5\u03bb\u03c4\u03b9\u03c9\u03bc\u03ad\u03bd\u03b7 \u03b1\u03be\u03b9\u03bf\u03c0\u03b9\u03c3\u03c4\u03af\u03b1 \u03ba\u03b1\u03b9 \u03ba\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03b7 \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c3\u03af\u03b1 \u03c4\u03b7\u03c2 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1\u03c2 \u03b6\u03c9\u03ae\u03c2 \u03c4\u03bf\u03c5 \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03bf\u03c2.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Flexible packaging failures do not always begin with visible damage. During transportation, filling, stacking, and daily handling, barrier films can experience repeated twisting and compression that gradually weaken internal structures. A package may look intact while microscopic cracks have already formed inside the barrier layer, allowing oxygen, moisture, or contaminants to pass through. This is [&hellip;]<\/p>","protected":false},"featured_media":1472,"parent":0,"template":"","meta":{"_acf_changed":false},"standard-category":[64],"class_list":["post-1469","standard","type-standard","status-publish","has-post-thumbnail","hentry","standard-category-astm"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packtests.com\/el\/wp-json\/wp\/v2\/standard\/1469","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packtests.com\/el\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packtests.com\/el\/wp-json\/wp\/v2\/types\/standard"}],"version-history":[{"count":4,"href":"https:\/\/www.packtests.com\/el\/wp-json\/wp\/v2\/standard\/1469\/revisions"}],"predecessor-version":[{"id":1530,"href":"https:\/\/www.packtests.com\/el\/wp-json\/wp\/v2\/standard\/1469\/revisions\/1530"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packtests.com\/el\/wp-json\/wp\/v2\/media\/1472"}],"wp:attachment":[{"href":"https:\/\/www.packtests.com\/el\/wp-json\/wp\/v2\/media?parent=1469"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packtests.com\/el\/wp-json\/wp\/v2\/standard-category?post=1469"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}