{"id":820,"date":"2025-12-11T11:11:29","date_gmt":"2025-12-11T11:11:29","guid":{"rendered":"https:\/\/www.materialstests.com\/?p=820"},"modified":"2025-12-11T11:11:30","modified_gmt":"2025-12-11T11:11:30","slug":"what-is-melt-flow-index-tester-why-is-it-important-to-use-mfi-testing","status":"publish","type":"post","link":"https:\/\/www.materialstests.com\/el\/news\/what-is-melt-flow-index-tester-why-is-it-important-to-use-mfi-testing.html","title":{"rendered":"\u03a4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf \u03b5\u03bb\u03b5\u03b3\u03ba\u03c4\u03ae\u03c2 \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03be\u03b7\u03c2 &amp; \u03b3\u03b9\u03b1\u03c4\u03af \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03cc \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b5 \u03c4\u03b7 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae MFI;"},"content":{"rendered":"<p class=\"wp-block-paragraph\">\u0393\u03bd\u03c9\u03c1\u03af\u03b6\u03b5\u03c4\u03b5 \u03c4\u03bf\u03bd \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2; \u0391\u03c5\u03c4\u03ae \u03b7 \u03b1\u03c0\u03bb\u03ae \u03ba\u03b1\u03b9 \u03b5\u03cd\u03c7\u03c1\u03b7\u03c3\u03c4\u03b7 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03ad\u03c7\u03b5\u03b9 \u03c5\u03b9\u03bf\u03b8\u03b5\u03c4\u03b7\u03b8\u03b5\u03af \u03b5\u03c5\u03c1\u03ad\u03c9\u03c2 \u03c3\u03b5 \u03ba\u03bb\u03ac\u03b4\u03bf\u03c5\u03c2 \u03cc\u03c0\u03c9\u03c2 \u03b7 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03af\u03b1 \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd, \u03c4\u03bf\u03c5 PET \u03ba\u03b1\u03b9 \u03b7 \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03ae \u03c0\u03c1\u03bf\u03c0\u03bb\u03b1\u03c3\u03bc\u03ac\u03c4\u03c9\u03bd \u2014 \u03ba\u03b1\u03b9 \u03cc\u03c7\u03b9 \u03ac\u03b4\u03b9\u03ba\u03b1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A&nbsp;<a href=\"https:\/\/www.materialstests.com\/el\/products\/melt-flow-rate-tester.html\/\"><strong>\u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2 \u03c4\u03bf\u03c5 \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2<\/strong><\/a>&nbsp;\u03b1\u03be\u03b9\u03bf\u03bb\u03bf\u03b3\u03b5\u03af \u03c4\u03b7\u03bd \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03c9\u03bd \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd \u03b1\u03bd\u03b1\u03bb\u03cd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03bf\u03bd \u03c4\u03c1\u03cc\u03c0\u03bf \u03bc\u03b5 \u03c4\u03bf\u03bd \u03bf\u03c0\u03bf\u03af\u03bf \u03c1\u03ad\u03bf\u03c5\u03bd \u03c5\u03c0\u03cc \u03b5\u03bb\u03b5\u03b3\u03c7\u03cc\u03bc\u03b5\u03bd\u03b5\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2. \u03a3\u03b5 \u03b1\u03c5\u03c4\u03cc \u03c4\u03bf \u03ac\u03c1\u03b8\u03c1\u03bf, \u03b8\u03b1 \u03b5\u03be\u03b5\u03c4\u03ac\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae\u03c2 \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2, \u03c0\u03ce\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03ba\u03b1\u03b9 \u03b3\u03b9\u03b1\u03c4\u03af \u03b7 \u03b5\u03bd\u03c3\u03c9\u03bc\u03ac\u03c4\u03c9\u03c3\u03ae \u03c4\u03bf\u03c5 \u03c3\u03c4\u03b7 \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1 \u03b5\u03bb\u03ad\u03b3\u03c7\u03bf\u03c5 \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b1\u03c0\u03bf\u03b4\u03b5\u03b9\u03c7\u03b8\u03b5\u03af \u03c0\u03bf\u03bb\u03cd\u03c4\u03b9\u03bc\u03b7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0395\u03af\u03c4\u03b5 \u03bc\u03cc\u03bb\u03b9\u03c2 \u03b5\u03b9\u03c3\u03ad\u03c1\u03c7\u03b5\u03c3\u03c4\u03b5 \u03c3\u03c4\u03bf\u03bd \u03ba\u03bb\u03ac\u03b4\u03bf \u03b5\u03af\u03c4\u03b5 \u03b4\u03b9\u03b1\u03b8\u03ad\u03c4\u03b5\u03c4\u03b5 \u03c0\u03bf\u03bb\u03c5\u03b5\u03c4\u03ae \u03b5\u03bc\u03c0\u03b5\u03b9\u03c1\u03af\u03b1, \u03b7 \u03ba\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u03c0\u03bb\u03b5\u03bf\u03bd\u03b5\u03ba\u03c4\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03b1\u03c5\u03c4\u03ae\u03c2 \u03c4\u03b7\u03c2 \u03bc\u03b5\u03b8\u03cc\u03b4\u03bf\u03c5 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c3\u03b1\u03c2 \u03b2\u03bf\u03b7\u03b8\u03ae\u03c3\u03b5\u03b9 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03ae\u03c3\u03b5\u03c4\u03b5 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1 \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03b2\u03b5\u03bb\u03c4\u03b9\u03ce\u03c3\u03b5\u03c4\u03b5 \u03c4\u03b7 \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03ae \u03b1\u03c0\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03b7\u03c2 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u03a4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae\u03c2 \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2;<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0388\u03bd\u03b1\u03c2 \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae\u03c2 \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2, \u03c0\u03bf\u03c5 \u03c3\u03c5\u03c7\u03bd\u03ac \u03b1\u03bd\u03b1\u03c6\u03ad\u03c1\u03b5\u03c4\u03b1\u03b9 \u03c9\u03c2 \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae\u03c2 MFI, \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03c0\u03bf\u03c5 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b1\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c4\u03c9\u03bd \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd. \u039c\u03b5\u03c4\u03c1\u03ac\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b5\u03c5\u03ba\u03bf\u03bb\u03af\u03b1 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03bf\u03c0\u03bf\u03af\u03b1 \u03c4\u03bf \u03bb\u03b9\u03c9\u03bc\u03ad\u03bd\u03bf \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03cc \u03c1\u03ad\u03b5\u03b9 \u03bc\u03ad\u03c3\u03b1 \u03b1\u03c0\u03cc \u03ad\u03bd\u03b1 \u03c3\u03c4\u03b5\u03bd\u03cc \u03c3\u03c9\u03bb\u03ae\u03bd\u03b1 \u03c5\u03c0\u03cc \u03b5\u03bb\u03b5\u03b3\u03c7\u03cc\u03bc\u03b5\u03bd\u03b5\u03c2 \u03b8\u03b5\u03c1\u03bc\u03bf\u03ba\u03c1\u03b1\u03c3\u03af\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c0\u03b9\u03ad\u03c3\u03b5\u03b9\u03c2.<\/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\u03b7\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2, \u03ad\u03bd\u03b1 \u03b4\u03b5\u03af\u03b3\u03bc\u03b1 \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03bf\u03cd \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c4\u03b5\u03af\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf\u03bd \u03b8\u03b5\u03c1\u03bc\u03b1\u03b9\u03bd\u03cc\u03bc\u03b5\u03bd\u03bf \u03ba\u03cd\u03bb\u03b9\u03bd\u03b4\u03c1\u03bf \u03c4\u03bf\u03c5 \u03b4\u03bf\u03ba\u03b9\u03bc\u03b1\u03c3\u03c4\u03b9\u03ba\u03bf\u03cd \u03bc\u03b7\u03c7\u03b1\u03bd\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03c3\u03ba\u03b5\u03af\u03c4\u03b1\u03b9 \u03c0\u03af\u03b5\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c9\u03b8\u03b7\u03b8\u03b5\u03af \u03bc\u03ad\u03c3\u03b1 \u03b1\u03c0\u03cc \u03ad\u03bd\u03b1 \u03bc\u03b9\u03ba\u03c1\u03cc \u03ac\u03bd\u03bf\u03b9\u03b3\u03bc\u03b1. \u03a4\u03bf \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1 \u03ba\u03b1\u03c4\u03b1\u03b3\u03c1\u03ac\u03c6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ac\u03c1\u03b9\u03b1 \u03b1\u03bd\u03ac 10 \u03bb\u03b5\u03c0\u03c4\u03ac (g\/10 min), \u03c5\u03c0\u03bf\u03b4\u03b5\u03b9\u03ba\u03bd\u03cd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c0\u03cc\u03c3\u03bf \u03b3\u03c1\u03ae\u03b3\u03bf\u03c1\u03b1 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c5\u03c0\u03bf\u03b2\u03bb\u03b7\u03b8\u03b5\u03af \u03c3\u03b5 \u03b5\u03c0\u03b5\u03be\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1 \u03c4\u03bf \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03cc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0391\u03c5\u03c4\u03ae \u03b7 \u03bc\u03ad\u03b8\u03bf\u03b4\u03bf\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b1\u03b9 \u03b5\u03c5\u03c1\u03ad\u03c9\u03c2 \u03c3\u03b5 \u03ba\u03bb\u03ac\u03b4\u03bf\u03c5\u03c2 \u03cc\u03c0\u03c9\u03c2 \u03b7 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03af\u03b1 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2, \u03b7 \u03b1\u03c5\u03c4\u03bf\u03ba\u03b9\u03bd\u03b7\u03c4\u03bf\u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03af\u03b1 \u03ba\u03b1\u03b9 \u03bf \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03c4\u03b9\u03ba\u03cc\u03c2 \u03ba\u03bb\u03ac\u03b4\u03bf\u03c2. \u0392\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\u03b1\u03bb\u03b7\u03b8\u03b5\u03cd\u03c3\u03bf\u03c5\u03bd \u03cc\u03c4\u03b9 \u03c4\u03b1 \u03c5\u03bb\u03b9\u03ba\u03ac \u03c4\u03bf\u03c5\u03c2 \u03c0\u03bb\u03b7\u03c1\u03bf\u03cd\u03bd \u03c4\u03b1 \u03b1\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bc\u03b5\u03bd\u03b1 \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03b1 \u03b1\u03bd\u03c4\u03bf\u03c7\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03bd\u03b8\u03b5\u03ba\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u039c\u03ad\u03c3\u03c9 \u03c4\u03b7\u03c2 \u03b1\u03bd\u03ac\u03bb\u03c5\u03c3\u03b7\u03c2 \u03c4\u03c9\u03bd \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd \u03c1\u03bf\u03ae\u03c2 \u03b4\u03b9\u03b1\u03c6\u03cc\u03c1\u03c9\u03bd \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd \u03c5\u03c0\u03cc \u03b5\u03bb\u03b5\u03b3\u03c7\u03cc\u03bc\u03b5\u03bd\u03b5\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2, \u03ad\u03bd\u03b1\u03c2 \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae\u03c2 \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c0\u03b1\u03c1\u03ad\u03c7\u03b5\u03b9 \u03c0\u03bf\u03bb\u03cd\u03c4\u03b9\u03bc\u03b5\u03c2 \u03c0\u03bb\u03b7\u03c1\u03bf\u03c6\u03bf\u03c1\u03af\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03bf\u03c5\u03bd \u03c3\u03c4\u03b9\u03c2 \u03b5\u03c0\u03b9\u03c7\u03b5\u03b9\u03c1\u03ae\u03c3\u03b5\u03b9\u03c2 \u03bd\u03b1 \u03b2\u03b5\u03bb\u03c4\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd \u03c4\u03b9\u03c2 \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b5\u03c2 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03bf\u03cd\u03bd \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03c4\u03b7\u03bd \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03c9\u03bd \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03c9\u03bd \u03c4\u03bf\u03c5\u03c2.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"797\" height=\"1024\" src=\"https:\/\/www.materialstests.com\/wp-content\/uploads\/2025\/12\/What-Is-Melt-Flow-Index-Tester-Why-is-it-Important-to-Use-MFI-Testing-797x1024.jpg\" alt=\"\" class=\"wp-image-821\" title=\"\u03a4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae\u03c2 \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 (MFI) \u03ba\u03b1\u03b9 \u03b3\u03b9\u03b1\u03c4\u03af \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03ae \u03b7 \u03b4\u03b9\u03b5\u03be\u03b1\u03b3\u03c9\u03b3\u03ae \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd MFI;\" srcset=\"https:\/\/www.materialstests.com\/wp-content\/uploads\/2025\/12\/What-Is-Melt-Flow-Index-Tester-Why-is-it-Important-to-Use-MFI-Testing-797x1024.jpg 797w, https:\/\/www.materialstests.com\/wp-content\/uploads\/2025\/12\/What-Is-Melt-Flow-Index-Tester-Why-is-it-Important-to-Use-MFI-Testing-233x300.jpg 233w, https:\/\/www.materialstests.com\/wp-content\/uploads\/2025\/12\/What-Is-Melt-Flow-Index-Tester-Why-is-it-Important-to-Use-MFI-Testing-768x987.jpg 768w, https:\/\/www.materialstests.com\/wp-content\/uploads\/2025\/12\/What-Is-Melt-Flow-Index-Tester-Why-is-it-Important-to-Use-MFI-Testing-600x771.jpg 600w, https:\/\/www.materialstests.com\/wp-content\/uploads\/2025\/12\/What-Is-Melt-Flow-Index-Tester-Why-is-it-Important-to-Use-MFI-Testing.jpg 1080w\" sizes=\"(max-width: 797px) 100vw, 797px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u03a0\u03ce\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03ad\u03bd\u03b1\u03c2 \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae\u03c2 \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2;<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u039f \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae\u03c2 \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03c0\u03bf\u03c5 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b1\u03b9 \u03b5\u03c5\u03c1\u03ad\u03c9\u03c2 \u03c3\u03c4\u03b7 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03af\u03b1 \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd \u03ba\u03b1\u03b9 \u03b1\u03be\u03b9\u03bf\u03bb\u03bf\u03b3\u03b5\u03af \u03c4\u03b9\u03c2 \u03b9\u03b4\u03b9\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c4\u03c9\u03bd \u03b8\u03b5\u03c1\u03bc\u03bf\u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd. \u0391\u03ba\u03bf\u03bb\u03bf\u03c5\u03b8\u03b5\u03af \u03b7 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u03c4\u03b7\u03c2 \u03b2\u03ae\u03bc\u03b1 \u03c0\u03c1\u03bf\u03c2 \u03b2\u03ae\u03bc\u03b1:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u039f \u03b5\u03bb\u03b5\u03b3\u03ba\u03c4\u03ae\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03bc\u03b5 \u03b2\u03ac\u03c3\u03b7 \u03c4\u03b7\u03bd \u03b1\u03c1\u03c7\u03ae \u03c4\u03b7\u03c2 \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2 \u03c4\u03bf\u03c5 \u03b2\u03ac\u03c1\u03bf\u03c5\u03c2 \u03c4\u03bf\u03c5 \u03bb\u03b9\u03c9\u03bc\u03ad\u03bd\u03bf\u03c5 \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03bf\u03cd \u03ba\u03b1\u03b8\u03ce\u03c2 \u03b1\u03c5\u03c4\u03cc \u03c1\u03ad\u03b5\u03b9 \u03bc\u03ad\u03c3\u03b1 \u03b1\u03c0\u03cc \u03ad\u03bd\u03b1 \u03c3\u03c4\u03b5\u03bd\u03cc \u03c4\u03c1\u03b9\u03c7\u03bf\u03b5\u03b9\u03b4\u03ad\u03c2 \u03c3\u03c9\u03bb\u03b7\u03bd\u03ac\u03ba\u03b9 \u03c5\u03c0\u03cc \u03b5\u03bb\u03b5\u03b3\u03c7\u03cc\u03bc\u03b5\u03bd\u03b5\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2 \u03b8\u03b5\u03c1\u03bc\u03bf\u03ba\u03c1\u03b1\u03c3\u03af\u03b1\u03c2, \u03c0\u03af\u03b5\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03c7\u03c1\u03cc\u03bd\u03bf\u03c5.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a0\u03c1\u03ce\u03c4\u03b1, \u03ad\u03bd\u03b1 \u03b4\u03b5\u03af\u03b3\u03bc\u03b1 \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03bf\u03cd \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c4\u03b5\u03af\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03b8\u03b5\u03c1\u03bc\u03b1\u03b9\u03bd\u03cc\u03bc\u03b5\u03bd\u03bf \u03ba\u03cd\u03bb\u03b9\u03bd\u03b4\u03c1\u03bf, \u03cc\u03c0\u03bf\u03c5 \u03bb\u03b9\u03ce\u03bd\u03b5\u03b9. \u03a3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c7\u03b5\u03b9\u03b1, \u03c4\u03bf \u03bb\u03b9\u03c9\u03bc\u03ad\u03bd\u03bf \u03c5\u03bb\u03b9\u03ba\u03cc \u03c9\u03b8\u03b5\u03af\u03c4\u03b1\u03b9 \u03bc\u03ad\u03c3\u03c9 \u03b5\u03bd\u03cc\u03c2 \u03b1\u03ba\u03c1\u03b9\u03b2\u03ce\u03c2 \u03b2\u03b1\u03b8\u03bc\u03bf\u03bd\u03bf\u03bc\u03b7\u03bc\u03ad\u03bd\u03bf\u03c5 \u03c3\u03c4\u03bf\u03bc\u03af\u03bf\u03c5.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u039a\u03b1\u03b8\u03ce\u03c2 \u03c4\u03bf \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03cc \u03b5\u03be\u03ad\u03c1\u03c7\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03c4\u03bf \u03c3\u03c4\u03cc\u03bc\u03b9\u03bf, \u03bc\u03b5\u03c4\u03c1\u03ac\u03c4\u03b1\u03b9 \u03c4\u03bf \u03b2\u03ac\u03c1\u03bf\u03c2 \u03c4\u03bf\u03c5, \u03c3\u03c5\u03bd\u03ae\u03b8\u03c9\u03c2 \u03bc\u03b5 \u03c4\u03b7 \u03c7\u03c1\u03ae\u03c3\u03b7 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03bd\u03b9\u03ba\u03ae\u03c2 \u03b6\u03c5\u03b3\u03b1\u03c1\u03b9\u03ac\u03c2. \u0391\u03c5\u03c4\u03cc \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c4\u03bf\u03bd \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03bc\u03cc \u03b4\u03cd\u03bf \u03b2\u03b1\u03c3\u03b9\u03ba\u03ce\u03bd \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03c4\u03c1\u03c9\u03bd: \u03c4\u03bf\u03c5 \u03c1\u03c5\u03b8\u03bc\u03bf\u03cd \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 (MFR) \u03ba\u03b1\u03b9 \u03c4\u03bf\u03c5 \u03c1\u03c5\u03b8\u03bc\u03bf\u03cd \u03cc\u03b3\u03ba\u03bf\u03c5 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 (MVR).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0397 MFR \u03b5\u03ba\u03c6\u03c1\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c5\u03bd\u03ae\u03b8\u03c9\u03c2 \u03c3\u03b5 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ac\u03c1\u03b9\u03b1 \u03b1\u03bd\u03ac 10 \u03bb\u03b5\u03c0\u03c4\u03ac, \u03b5\u03bd\u03ce \u03b7 MVR \u03b5\u03ba\u03c6\u03c1\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03ba\u03c5\u03b2\u03b9\u03ba\u03ac \u03b5\u03ba\u03b1\u03c4\u03bf\u03c3\u03c4\u03ac \u03b1\u03bd\u03ac 10 \u03bb\u03b5\u03c0\u03c4\u03ac. \u039c\u03b5 \u03b1\u03c0\u03bb\u03ac \u03bb\u03cc\u03b3\u03b9\u03b1, \u03b1\u03c5\u03c4\u03ad\u03c2 \u03bf\u03b9 \u03c4\u03b9\u03bc\u03ad\u03c2 \u03c5\u03c0\u03bf\u03b4\u03b5\u03b9\u03ba\u03bd\u03cd\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03c0\u03bf\u03c3\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c5\u03bb\u03b9\u03ba\u03bf\u03cd \u03c0\u03bf\u03c5 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c1\u03c1\u03b5\u03cd\u03c3\u03b5\u03b9 \u03bc\u03ad\u03c3\u03c9 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae\u03c2 \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2 \u03b5\u03bd\u03c4\u03cc\u03c2 10 \u03bb\u03b5\u03c0\u03c4\u03ce\u03bd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u039c\u03b5 \u03c4\u03b7\u03bd \u03b1\u03ba\u03c1\u03b9\u03b2\u03ae \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7 \u03b1\u03c5\u03c4\u03ce\u03bd \u03c4\u03c9\u03bd \u03b9\u03b4\u03b9\u03bf\u03c4\u03ae\u03c4\u03c9\u03bd \u03c1\u03bf\u03ae\u03c2, \u03bf\u03b9 \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03c4\u03ad\u03c2 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03bf\u03cd\u03bd \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03cc \u03c4\u03bf\u03bd \u03c0\u03bf\u03b9\u03bf\u03c4\u03b9\u03ba\u03cc \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf, \u03b4\u03b9\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03cc\u03c4\u03b9 \u03bf\u03b9 \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b5\u03c2 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b1 \u03c4\u03b5\u03bb\u03b9\u03ba\u03ac \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03b1 \u03c4\u03bf\u03c5\u03c2 \u03c0\u03bb\u03b7\u03c1\u03bf\u03cd\u03bd \u03c4\u03b1 \u03b1\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bc\u03b5\u03bd\u03b1 \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03b1.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u03a0\u03bb\u03b5\u03bf\u03bd\u03b5\u03ba\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c4\u03b7\u03c2 \u03c7\u03c1\u03ae\u03c3\u03b7\u03c2 \u03b5\u03bd\u03cc\u03c2 \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u039f \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae\u03c2 \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03af \u03b2\u03b1\u03c3\u03b9\u03ba\u03cc \u03b5\u03c1\u03b3\u03b1\u03bb\u03b5\u03af\u03bf \u03b3\u03b9\u03b1 \u03c4\u03bf\u03bd \u03c0\u03bf\u03b9\u03bf\u03c4\u03b9\u03ba\u03cc \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf \u03c3\u03b5 \u03b4\u03b9\u03ac\u03c6\u03bf\u03c1\u03bf\u03c5\u03c2 \u03ba\u03bb\u03ac\u03b4\u03bf\u03c5\u03c2, \u03cc\u03c0\u03c9\u03c2 \u03b7 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03af\u03b1 \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd. \u0397 \u03c7\u03c1\u03ae\u03c3\u03b7 \u03b1\u03c5\u03c4\u03ae\u03c2 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae\u03c2 \u03c0\u03c1\u03bf\u03c3\u03c6\u03ad\u03c1\u03b5\u03b9 \u03c0\u03bf\u03bb\u03bb\u03ac \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03ac \u03c0\u03bb\u03b5\u03bf\u03bd\u03b5\u03ba\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c0\u03bf\u03c5 \u03c3\u03c5\u03bc\u03b2\u03ac\u03bb\u03bb\u03bf\u03c5\u03bd \u03c3\u03c4\u03b7 \u03b4\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae\u03c2 \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c4\u03c9\u03bd \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03c9\u03bd \u03ba\u03b1\u03b9 \u03c3\u03c4\u03b7 \u03b2\u03b5\u03bb\u03c4\u03af\u03c9\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03c0\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c4\u03b7\u03c2 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0388\u03bd\u03b1 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03cc \u03c0\u03bb\u03b5\u03bf\u03bd\u03ad\u03ba\u03c4\u03b7\u03bc\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b4\u03c5\u03bd\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b1 \u03b1\u03ba\u03c1\u03b9\u03b2\u03bf\u03cd\u03c2 \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03c0\u03b1\u03c1\u03b1\u03ba\u03bf\u03bb\u03bf\u03cd\u03b8\u03b7\u03c3\u03b7\u03c2 \u03c4\u03c9\u03bd \u03b9\u03b4\u03b9\u03bf\u03c4\u03ae\u03c4\u03c9\u03bd \u03c1\u03bf\u03ae\u03c2 \u03c4\u03c9\u03bd \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd. \u03a4\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03b1\u03c5\u03c4\u03ac \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03bf\u03c5\u03bd \u03c3\u03c4\u03bf\u03c5\u03c2 \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03c4\u03ad\u03c2 \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c3\u03b1\u03c1\u03bc\u03cc\u03b6\u03bf\u03c5\u03bd \u03c4\u03b9\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2 \u03b5\u03c0\u03b5\u03be\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1\u03c2, \u03cc\u03c0\u03c9\u03c2 \u03b7 \u03b8\u03b5\u03c1\u03bc\u03bf\u03ba\u03c1\u03b1\u03c3\u03af\u03b1 \u03ba\u03b1\u03b9 \u03b7 \u03c0\u03af\u03b5\u03c3\u03b7, \u03c0\u03c1\u03bf\u03ba\u03b5\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03c4\u03cd\u03c7\u03bf\u03c5\u03bd \u03b2\u03ad\u03bb\u03c4\u03b9\u03c3\u03c4\u03b1 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03ad\u03c3\u03bc\u03b1\u03c4\u03b1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0388\u03bd\u03b1 \u03ac\u03bb\u03bb\u03bf \u03c0\u03bb\u03b5\u03bf\u03bd\u03ad\u03ba\u03c4\u03b7\u03bc\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03ad\u03b3\u03ba\u03b1\u03b9\u03c1\u03b7 \u03b1\u03bd\u03af\u03c7\u03bd\u03b5\u03c5\u03c3\u03b7 \u03c0\u03b9\u03b8\u03b1\u03bd\u03ce\u03bd \u03c0\u03c1\u03bf\u03b2\u03bb\u03b7\u03bc\u03ac\u03c4\u03c9\u03bd \u03c3\u03c4\u03b7\u03bd \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae. \u0397 \u03c4\u03b1\u03ba\u03c4\u03b9\u03ba\u03ae \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c1\u03c5\u03b8\u03bc\u03bf\u03cd \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c3\u03c5\u03bc\u03b2\u03ac\u03bb\u03bb\u03b5\u03b9 \u03c3\u03c4\u03bf\u03bd \u03b5\u03bd\u03c4\u03bf\u03c0\u03b9\u03c3\u03bc\u03cc \u03b4\u03b9\u03b1\u03ba\u03c5\u03bc\u03ac\u03bd\u03c3\u03b5\u03c9\u03bd \u03c3\u03c4\u03b9\u03c2 \u03b9\u03b4\u03b9\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03c4\u03bf\u03c5 \u03c5\u03bb\u03b9\u03ba\u03bf\u03cd \u03c0\u03bf\u03c5 \u03b8\u03b1 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03c3\u03b1\u03bd \u03bd\u03b1 \u03b5\u03c0\u03b7\u03c1\u03b5\u03ac\u03c3\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03ae \u03c4\u03b7 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03bf\u03c5 \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03bf\u03c2.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0395\u03c0\u03b9\u03c0\u03bb\u03ad\u03bf\u03bd, \u03bf \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae\u03c2 \u03c3\u03c5\u03bc\u03b2\u03ac\u03bb\u03bb\u03b5\u03b9 \u03c3\u03c4\u03b7 \u03bb\u03ae\u03c8\u03b7 \u03c4\u03b5\u03ba\u03bc\u03b7\u03c1\u03b9\u03c9\u03bc\u03ad\u03bd\u03c9\u03bd \u03b1\u03c0\u03bf\u03c6\u03ac\u03c3\u03b5\u03c9\u03bd \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03ae \u03c4\u03b7\u03bd \u03b1\u03bd\u03ac\u03bc\u03b5\u03b9\u03be\u03b7 \u03c0\u03c1\u03ce\u03c4\u03c9\u03bd \u03c5\u03bb\u03ce\u03bd. \u039f\u03b9 \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03c4\u03ad\u03c2 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03b1\u03be\u03b9\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03bf\u03c5\u03bd \u03c4\u03b9\u03c2 \u03bc\u03b5\u03c4\u03c1\u03ae\u03c3\u03b5\u03b9\u03c2 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03bb\u03ad\u03be\u03bf\u03c5\u03bd \u03c4\u03cd\u03c0\u03bf\u03c5\u03c2 \u03c0\u03bf\u03bb\u03c5\u03bc\u03b5\u03c1\u03ce\u03bd \u03bc\u03b5 \u03c4\u03b1 \u03b1\u03ba\u03c1\u03b9\u03b2\u03ae \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03ac \u03c4\u03ae\u03be\u03b7\u03c2 \u03c0\u03bf\u03c5 \u03b1\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03c4\u03b1 \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03b1 \u03c4\u03bf\u03c5\u03c2.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0397 \u03c7\u03c1\u03ae\u03c3\u03b7 \u03b5\u03bd\u03cc\u03c2 \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b2\u03bf\u03b7\u03b8\u03ac \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03c4\u03b9\u03c2 \u03b5\u03c4\u03b1\u03b9\u03c1\u03b5\u03af\u03b5\u03c2 \u03bd\u03b1 \u03c3\u03c5\u03bc\u03bc\u03bf\u03c1\u03c6\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b1 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ac \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03bf\u03c5\u03c2 \u03ba\u03b1\u03bd\u03bf\u03bd\u03b9\u03c3\u03bc\u03bf\u03cd\u03c2, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03c0\u03bf\u03bb\u03bb\u03bf\u03af \u03b4\u03b9\u03b5\u03b8\u03bd\u03b5\u03af\u03c2 \u03bf\u03c1\u03b3\u03b1\u03bd\u03b9\u03c3\u03bc\u03bf\u03af, \u03cc\u03c0\u03c9\u03c2 \u03bf ASTM, \u03b1\u03c0\u03b1\u03b9\u03c4\u03bf\u03cd\u03bd \u03c4\u03b7 \u03b4\u03b9\u03b5\u03be\u03b1\u03b3\u03c9\u03b3\u03ae \u03b1\u03c5\u03c4\u03ce\u03bd \u03c4\u03c9\u03bd \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0397 \u03b5\u03bd\u03c3\u03c9\u03bc\u03ac\u03c4\u03c9\u03c3\u03b7 \u03b5\u03bd\u03cc\u03c2 \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c3\u03c4\u03b9\u03c2 \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b5\u03c2 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03b1\u03c5\u03be\u03ac\u03bd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1, \u03bc\u03b5\u03b9\u03ce\u03bd\u03b5\u03b9 \u03c4\u03bf\u03bd \u03c7\u03c1\u03cc\u03bd\u03bf \u03b4\u03b9\u03b1\u03ba\u03bf\u03c0\u03ae\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03c0\u03bf\u03c5 \u03c0\u03c1\u03bf\u03ba\u03b1\u03bb\u03b5\u03af\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03b5\u03bb\u03b1\u03c4\u03c4\u03c9\u03bc\u03b1\u03c4\u03b9\u03ba\u03ad\u03c2 \u03c0\u03b1\u03c1\u03c4\u03af\u03b4\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03be\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03b5\u03b9 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ac \u03c5\u03c8\u03b7\u03bb\u03ae \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u03a0\u03ce\u03c2 \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03b5\u03c4\u03b5 \u03ad\u03bd\u03b1 \u03cc\u03c1\u03b3\u03b1\u03bd\u03bf \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2 \u03c4\u03bf\u03c5 \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0397 \u03c7\u03c1\u03ae\u03c3\u03b7 \u03b5\u03bd\u03cc\u03c2 \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03b1\u03c0\u03bb\u03ae \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1. \u0391\u03ba\u03bf\u03bb\u03bf\u03c5\u03b8\u03ae\u03c3\u03c4\u03b5 \u03c4\u03b1 \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03b2\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b5\u03be\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03c3\u03b5\u03c4\u03b5 \u03c4\u03b7\u03bd \u03b1\u03ba\u03c1\u03af\u03b2\u03b5\u03b9\u03b1 \u03c4\u03b7\u03c2 \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a1\u03cd\u03b8\u03bc\u03b9\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03b5\u03bb\u03b5\u03b3\u03ba\u03c4\u03ae \u2013 \u0392\u03b5\u03b2\u03b1\u03b9\u03c9\u03b8\u03b5\u03af\u03c4\u03b5 \u03cc\u03c4\u03b9 \u03cc\u03bb\u03b1 \u03c4\u03b1 \u03b5\u03be\u03b1\u03c1\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03ad\u03c7\u03bf\u03c5\u03bd \u03b5\u03b3\u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03b1\u03b8\u03b5\u03af \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bd\u03b4\u03b5\u03b8\u03b5\u03af \u03c3\u03c9\u03c3\u03c4\u03ac.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a0\u03c1\u03bf\u03b5\u03c4\u03bf\u03b9\u03bc\u03ac\u03c3\u03c4\u03b5 \u03c4\u03bf \u03b4\u03b5\u03af\u03b3\u03bc\u03b1 \u2013 \u039a\u03cc\u03c8\u03c4\u03b5 \u03c4\u03bf \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03cc \u03c5\u03bb\u03b9\u03ba\u03cc \u03c3\u03b5 \u03bc\u03b9\u03ba\u03c1\u03ac \u03ba\u03bf\u03bc\u03bc\u03ac\u03c4\u03b9\u03b1 \u03ba\u03b1\u03b9 \u03c3\u03c4\u03b5\u03b3\u03bd\u03ce\u03c3\u03c4\u03b5 \u03c4\u03bf, \u03b1\u03bd \u03c7\u03c1\u03b5\u03b9\u03b1\u03c3\u03c4\u03b5\u03af, \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03b1 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ac \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03b1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0396\u03cd\u03b3\u03b9\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u2013 \u039c\u03b5\u03c4\u03c1\u03ae\u03c3\u03c4\u03b5 \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03ac\u03bb\u03bb\u03b7\u03bb\u03b7 \u03c0\u03bf\u03c3\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c5\u03bb\u03b9\u03ba\u03bf\u03cd \u03ba\u03b1\u03b9 \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c4\u03ae\u03c3\u03c4\u03b5 \u03c4\u03b7\u03bd \u03c3\u03c4\u03b7 \u03c7\u03bf\u03ac\u03bd\u03b7 \u03c4\u03bf\u03c5 \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0398\u03ad\u03c1\u03bc\u03b1\u03bd\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03ba\u03c5\u03bb\u03af\u03bd\u03b4\u03c1\u03bf\u03c5 \u2013 \u0398\u03b5\u03c1\u03bc\u03ac\u03bd\u03b5\u03c4\u03b5 \u03c4\u03bf\u03bd \u03ba\u03cd\u03bb\u03b9\u03bd\u03b4\u03c1\u03bf \u03c4\u03bf\u03c5 \u03b4\u03bf\u03ba\u03b9\u03bc\u03b1\u03c3\u03c4\u03ae \u03c3\u03c4\u03b7\u03bd \u03ba\u03b1\u03b8\u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03b7 \u03b8\u03b5\u03c1\u03bc\u03bf\u03ba\u03c1\u03b1\u03c3\u03af\u03b1, \u03b1\u03bd\u03ac\u03bb\u03bf\u03b3\u03b1 \u03bc\u03b5 \u03c4\u03bf\u03bd \u03c4\u03cd\u03c0\u03bf \u03c4\u03bf\u03c5 \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03bf\u03cd \u03c0\u03bf\u03c5 \u03c5\u03c0\u03bf\u03b2\u03ac\u03bb\u03bb\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u03a4\u03bf\u03c0\u03bf\u03b8\u03ad\u03c4\u03b7\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u2013 \u0395\u03b9\u03c3\u03ac\u03b3\u03b5\u03c4\u03b5 \u03c4\u03bf \u03c0\u03c1\u03bf\u03b5\u03c4\u03bf\u03b9\u03bc\u03b1\u03c3\u03bc\u03ad\u03bd\u03bf \u03b4\u03b5\u03af\u03b3\u03bc\u03b1 \u03c3\u03c4\u03bf\u03bd \u03b8\u03b5\u03c1\u03bc\u03b1\u03b9\u03bd\u03cc\u03bc\u03b5\u03bd\u03bf \u03ba\u03cd\u03bb\u03b9\u03bd\u03b4\u03c1\u03bf \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03bf \u03ad\u03bc\u03b2\u03bf\u03bb\u03bf \u03ae \u03c4\u03bf \u03b5\u03c1\u03b3\u03b1\u03bb\u03b5\u03af\u03bf \u03c0\u03bf\u03c5 \u03c0\u03b1\u03c1\u03ad\u03c7\u03b5\u03c4\u03b1\u03b9 \u03bc\u03b1\u03b6\u03af \u03bc\u03b5 \u03c4\u03bf \u03bc\u03bf\u03bd\u03c4\u03ad\u03bb\u03bf \u03c4\u03bf\u03c5 \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae \u03c3\u03b1\u03c2.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0395\u03ba\u03c4\u03ad\u03bb\u03b5\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2 \u2013 \u039e\u03b5\u03ba\u03b9\u03bd\u03ae\u03c3\u03c4\u03b5 \u03c4\u03b7\u03bd \u03b1\u03ba\u03bf\u03bb\u03bf\u03c5\u03b8\u03af\u03b1 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c0\u03b5\u03c1\u03b9\u03bc\u03ad\u03bd\u03b5\u03c4\u03b5 \u03bc\u03ad\u03c7\u03c1\u03b9 \u03bd\u03b1 \u03bf\u03bb\u03bf\u03ba\u03bb\u03b7\u03c1\u03c9\u03b8\u03b5\u03af \u03b7 \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7. \u0397 \u03c4\u03b9\u03bc\u03ae \u03c4\u03bf\u03c5 \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b8\u03b1 \u03b5\u03bc\u03c6\u03b1\u03bd\u03b9\u03c3\u03c4\u03b5\u03af \u03c3\u03c4\u03b7\u03bd \u03bf\u03b8\u03cc\u03bd\u03b7 \u03c4\u03bf\u03c5 \u03bc\u03b7\u03c7\u03b1\u03bd\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bc\u03cc\u03bb\u03b9\u03c2 \u03bf\u03bb\u03bf\u03ba\u03bb\u03b7\u03c1\u03c9\u03b8\u03b5\u03af \u03b7 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u039b\u03ac\u03b2\u03b5\u03c4\u03b5 \u03c5\u03c0\u03cc\u03c8\u03b7 \u03cc\u03c4\u03b9 \u03bf\u03b9 \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03b5\u03c2 \u03bf\u03b4\u03b7\u03b3\u03af\u03b5\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03b5\u03bd\u03b4\u03ad\u03c7\u03b5\u03c4\u03b1\u03b9 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03bf\u03c5\u03bd \u03b1\u03bd\u03ac\u03bb\u03bf\u03b3\u03b1 \u03bc\u03b5 \u03c4\u03bf \u03bc\u03bf\u03bd\u03c4\u03ad\u03bb\u03bf \u03c4\u03bf\u03c5 \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c0\u03bf\u03c5 \u03b4\u03b9\u03b1\u03b8\u03ad\u03c4\u03b5\u03c4\u03b5. \u03a0\u03ac\u03bd\u03c4\u03b1 \u03bd\u03b1 \u03c3\u03c5\u03bc\u03b2\u03bf\u03c5\u03bb\u03b5\u03cd\u03b5\u03c3\u03c4\u03b5 \u03c4\u03bf \u03b5\u03b3\u03c7\u03b5\u03b9\u03c1\u03af\u03b4\u03b9\u03bf \u03c7\u03c1\u03ae\u03c3\u03b7\u03c2 \u03c0\u03c1\u03b9\u03bd \u03b1\u03c0\u03cc \u03c4\u03b7 \u03b4\u03b9\u03b5\u03be\u03b1\u03b3\u03c9\u03b3\u03ae \u03bf\u03c0\u03bf\u03b9\u03b1\u03c3\u03b4\u03ae\u03c0\u03bf\u03c4\u03b5 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2, \u03c0\u03c1\u03bf\u03ba\u03b5\u03b9\u03bc\u03ad\u03bd\u03bf\u03c5 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03c3\u03b5\u03c4\u03b5 \u03c4\u03b7\u03bd \u03b1\u03c3\u03c6\u03b1\u03bb\u03ae \u03ba\u03b1\u03b9 \u03b1\u03ba\u03c1\u03b9\u03b2\u03ae \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae\u03c2.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u03a3\u03c5\u03bc\u03c0\u03ad\u03c1\u03b1\u03c3\u03bc\u03b1<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0388\u03bd\u03b1\u03c2 \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae\u03c2 \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03af \u03b2\u03b1\u03c3\u03b9\u03ba\u03cc \u03b5\u03c1\u03b3\u03b1\u03bb\u03b5\u03af\u03bf \u03b3\u03b9\u03b1 \u03ba\u03ac\u03b8\u03b5 \u03ba\u03bb\u03ac\u03b4\u03bf \u03c0\u03bf\u03c5 \u03b2\u03b1\u03c3\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf\u03bd \u03c3\u03c5\u03bd\u03b5\u03c0\u03ae \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c4\u03c9\u03bd \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd. \u039c\u03b5 \u03c4\u03b7 \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03c1\u03c5\u03b8\u03bc\u03bf\u03cd \u03c1\u03bf\u03ae\u03c2 \u03c4\u03c9\u03bd \u03b8\u03b5\u03c1\u03bc\u03bf\u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd, \u03b7 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03b1\u03c5\u03c4\u03ae \u03c0\u03b1\u03c1\u03ad\u03c7\u03b5\u03b9 \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\u03bf \u03b9\u03be\u03ce\u03b4\u03b5\u03c2, \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03b1\u03bd\u03bf\u03bc\u03ae \u03c4\u03bf\u03c5 \u03bc\u03bf\u03c1\u03b9\u03b1\u03ba\u03bf\u03cd \u03b2\u03ac\u03c1\u03bf\u03c5\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03c3\u03c5\u03bc\u03c0\u03b5\u03c1\u03b9\u03c6\u03bf\u03c1\u03ac \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03b5\u03c0\u03b5\u03be\u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1 \u03b5\u03bd\u03cc\u03c2 \u03c5\u03bb\u03b9\u03ba\u03bf\u03cd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0397 \u03c7\u03c1\u03ae\u03c3\u03b7 \u03b5\u03bd\u03cc\u03c2 \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b2\u03bf\u03b7\u03b8\u03ac \u03c4\u03bf\u03c5\u03c2 \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03c4\u03ad\u03c2 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03c3\u03bf\u03c5\u03bd \u03cc\u03c4\u03b9 \u03c4\u03b1 \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03b1 \u03c4\u03bf\u03c5\u03c2 \u03c3\u03c5\u03bc\u03bc\u03bf\u03c1\u03c6\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b1 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ac \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03bf\u03c5\u03c2 \u03ba\u03b1\u03bd\u03bf\u03bd\u03b9\u03c3\u03bc\u03bf\u03cd\u03c2. \u039f\u03b9 \u03c4\u03b9\u03bc\u03ad\u03c2 MFI \u03c0\u03bf\u03c5 \u03c0\u03c1\u03bf\u03ba\u03cd\u03c0\u03c4\u03bf\u03c5\u03bd \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c0\u03bf\u03c5\u03bd \u03c4\u03b7 \u03b2\u03b5\u03bb\u03c4\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03b9\u03ce\u03bd \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2, \u03ce\u03c3\u03c4\u03b5 \u03c4\u03bf \u03c4\u03b5\u03bb\u03b9\u03ba\u03cc \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd \u03bd\u03b1 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03b9\u03ac\u03b6\u03b5\u03b9 \u03c4\u03b9\u03c2 \u03b5\u03c0\u03b9\u03b8\u03c5\u03bc\u03b7\u03c4\u03ad\u03c2 \u03b9\u03b4\u03b9\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2, \u03cc\u03c0\u03c9\u03c2 \u03b1\u03ba\u03b1\u03bc\u03c8\u03af\u03b1 \u03ae \u03b5\u03c5\u03ba\u03b1\u03bc\u03c8\u03af\u03b1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0393\u03b9\u03b1 \u03c4\u03bf\u03c5\u03c2 \u03b5\u03c0\u03b1\u03b3\u03b3\u03b5\u03bb\u03bc\u03b1\u03c4\u03af\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03b4\u03c1\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf\u03bd \u03c4\u03bf\u03bc\u03ad\u03b1 \u03c4\u03b7\u03c2 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd \u03ae \u03c4\u03b7\u03c2 \u03b4\u03b9\u03b1\u03c7\u03b5\u03af\u03c1\u03b9\u03c3\u03b7\u03c2 \u03c4\u03b7\u03c2 \u03b5\u03c6\u03bf\u03b4\u03b9\u03b1\u03c3\u03c4\u03b9\u03ba\u03ae\u03c2 \u03b1\u03bb\u03c5\u03c3\u03af\u03b4\u03b1\u03c2, \u03b7 \u03ba\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03b7 \u03b1\u03be\u03b9\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03b2\u03b5\u03bb\u03c4\u03b9\u03ce\u03c3\u03bf\u03c5\u03bd \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03ac \u03c4\u03b7\u03bd \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03c9\u03bd \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03c9\u03bd \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03c7\u03b5\u03b9\u03c1\u03b7\u03c3\u03b9\u03b1\u03ba\u03ae \u03b1\u03c0\u03bf\u03b4\u03bf\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1. \u0397 \u03b5\u03c0\u03ad\u03bd\u03b4\u03c5\u03c3\u03b7 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03b1\u03be\u03b9\u03cc\u03c0\u03b9\u03c3\u03c4\u03bf \u03cc\u03c1\u03b3\u03b1\u03bd\u03bf \u03bc\u03ad\u03c4\u03c1\u03b7\u03c3\u03b7\u03c2 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03af \u03ad\u03bd\u03b1 \u03c0\u03c1\u03b1\u03ba\u03c4\u03b9\u03ba\u03cc \u03b2\u03ae\u03bc\u03b1 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b7 \u03b4\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c5\u03c8\u03b7\u03bb\u03ce\u03bd \u03c0\u03c1\u03bf\u03b4\u03b9\u03b1\u03b3\u03c1\u03b1\u03c6\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b5\u03c0\u03af\u03c4\u03b5\u03c5\u03be\u03b7 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ce\u03bd \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03ac\u03c4\u03c9\u03bd.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"https:\/\/www.materialstests.com\/el\/contact-us.html\/\"><img decoding=\"async\" src=\"https:\/\/image.chukouplus.com\/upload\/C_4083\/file\/20250701\/c803a3d37afc8268e6e86c1a2d11654c.png?1\" alt=\"\u03a4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae\u03c2 \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 (MFI) \u03ba\u03b1\u03b9 \u03b3\u03b9\u03b1\u03c4\u03af \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03ae \u03b7 \u03b4\u03b9\u03b5\u03be\u03b1\u03b3\u03c9\u03b3\u03ae \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd MFI;\" title=\"\u03a4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bf \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae\u03c2 \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 (MFI) \u03ba\u03b1\u03b9 \u03b3\u03b9\u03b1\u03c4\u03af \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03ae \u03b7 \u03b4\u03b9\u03b5\u03be\u03b1\u03b3\u03c9\u03b3\u03ae \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd MFI;\" \/><\/a><\/figure>","protected":false},"excerpt":{"rendered":"<p>\u0393\u03bd\u03c9\u03c1\u03af\u03b6\u03b5\u03c4\u03b5 \u03c4\u03bf\u03bd \u03b5\u03bb\u03b5\u03b3\u03ba\u03c4\u03ae \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2; \u0391\u03c5\u03c4\u03ae \u03b7 \u03b1\u03c0\u03bb\u03ae \u03ba\u03b1\u03b9 \u03c6\u03b9\u03bb\u03b9\u03ba\u03ae \u03c0\u03c1\u03bf\u03c2 \u03c4\u03bf \u03c7\u03c1\u03ae\u03c3\u03c4\u03b7 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ae \u03ad\u03c7\u03b5\u03b9 \u03c5\u03b9\u03bf\u03b8\u03b5\u03c4\u03b7\u03b8\u03b5\u03af \u03b5\u03c5\u03c1\u03ad\u03c9\u03c2 \u03c3\u03b5 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03af\u03b5\u03c2 \u03cc\u03c0\u03c9\u03c2 \u03c4\u03b1 \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03ac, \u03c4\u03bf PET \u03ba\u03b1\u03b9 \u03b7 \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03ae \u03c0\u03c1\u03bf\u03c0\u03bb\u03b1\u03c3\u03bc\u03ac\u03c4\u03c9\u03bd - \u03ba\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03ba\u03b1\u03bb\u03cc \u03bb\u03cc\u03b3\u03bf. \u0388\u03bd\u03b1\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03b1\u03c3\u03c4\u03ae\u03c2 \u03b4\u03b5\u03af\u03ba\u03c4\u03b7 \u03c1\u03bf\u03ae\u03c2 \u03c4\u03ae\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b1\u03be\u03b9\u03bf\u03bb\u03bf\u03b3\u03b5\u03af \u03c4\u03b7\u03bd \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03c9\u03bd \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd \u03b1\u03bd\u03b1\u03bb\u03cd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03bf\u03bd \u03c4\u03c1\u03cc\u03c0\u03bf \u03c1\u03bf\u03ae\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03c5\u03c0\u03cc \u03b5\u03bb\u03b5\u03b3\u03c7\u03cc\u03bc\u03b5\u03bd\u03b5\u03c2 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