{"id":9828,"date":"2026-02-24T15:11:44","date_gmt":"2026-02-24T07:11:44","guid":{"rendered":"https:\/\/www.packqc.com\/standard\/astm-d1894-2\/"},"modified":"2026-03-12T09:13:33","modified_gmt":"2026-03-12T01:13:33","slug":"astm-d1894","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/el\/standard\/astm-d1894\/","title":{"rendered":"ASTM D1894"},"content":{"rendered":"<h2 class=\"wp-block-heading\">\u039a\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03c4\u03bf\u03c5 ASTM D1894 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03c3\u03b7\u03bc\u03b1\u03c3\u03af\u03b1\u03c2 \u03c4\u03bf\u03c5<\/h2>\n\n\n\n<p>\u039a\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03c4\u03bf\u03c5 <a href=\"https:\/\/www.packqc.com\/el\/standard\/astm-d1894\/\"><strong data-start=\"964\" data-end=\"978\">ASTM D1894<\/strong><\/a> \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03c0\u03b1\u03c1\u03b1\u03af\u03c4\u03b7\u03c4\u03b7 \u03b3\u03b9\u03b1 \u03b2\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03af\u03b5\u03c2 \u03cc\u03c0\u03c9\u03c2 <strong data-start=\"1015\" data-end=\"1102\">\u03bf\u03c1\u03b3\u03b1\u03bd\u03b9\u03c3\u03bc\u03bf\u03af \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\u03ae\u03c2, \u03c6\u03b1\u03c1\u03bc\u03b1\u03ba\u03b5\u03c5\u03c4\u03b9\u03ba\u03ae\u03c2, \u03ba\u03bb\u03c9\u03c3\u03c4\u03bf\u03cb\u03c6\u03b1\u03bd\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03bb\u03ad\u03b3\u03c7\u03bf\u03c5 \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2<\/strong>, \u03c4\u03b1 \u03bf\u03c0\u03bf\u03af\u03b1 \u03b2\u03b1\u03c3\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03b5\u03c0\u03ae \u03c3\u03c5\u03bc\u03c0\u03b5\u03c1\u03b9\u03c6\u03bf\u03c1\u03ac \u03c4\u03bf\u03c5 \u03c5\u03bb\u03b9\u03ba\u03bf\u03cd \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03b4\u03b9\u03b1\u03c3\u03c6\u03ac\u03bb\u03b9\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2.<\/p>\n\n\n\n<p><strong data-start=\"1241\" data-end=\"1263\">\u0394\u03bf\u03ba\u03b9\u03bc\u03ad\u03c2 ASTM D1894<\/strong> \u03c0\u03b5\u03c1\u03b9\u03b3\u03c1\u03ac\u03c6\u03b5\u03b9 \u03bc\u03b9\u03b1 \u03c3\u03b1\u03c6\u03ae \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03bf\u03bd \u03c0\u03c1\u03bf\u03c3\u03b4\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03cc \u03c4\u03c9\u03bd \u03c7\u03b1\u03c1\u03b1\u03ba\u03c4\u03b7\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd \u03c4\u03c1\u03b9\u03b2\u03ae\u03c2 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03b4\u03cd\u03bf \u03b5\u03c0\u03b9\u03c6\u03b1\u03bd\u03b5\u03b9\u03ce\u03bd \u03c5\u03c0\u03cc \u03b5\u03bb\u03b5\u03b3\u03c7\u03cc\u03bc\u03b5\u03bd\u03b5\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2. \u0397 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae \u03b1\u03c5\u03c4\u03ae \u03b5\u03af\u03bd\u03b1\u03b9 \u03b6\u03c9\u03c4\u03b9\u03ba\u03ae\u03c2 \u03c3\u03b7\u03bc\u03b1\u03c3\u03af\u03b1\u03c2 \u03b3\u03b9\u03b1:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"1412\" data-end=\"1457\">\u0391\u03be\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b5\u03c0\u03b9\u03b4\u03cc\u03c3\u03b5\u03c9\u03bd \u03c4\u03c9\u03bd \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2<\/strong><\/li>\n\n\n\n<li><strong data-start=\"1462\" data-end=\"1508\">\u0395\u03be\u03b1\u03c3\u03c6\u03ac\u03bb\u03b9\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03bf\u03bc\u03b1\u03bb\u03ae\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03c4\u03b7\u03c2 \u03b3\u03c1\u03b1\u03bc\u03bc\u03ae\u03c2 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2<\/strong><\/li>\n\n\n\n<li><strong data-start=\"1513\" data-end=\"1558\">\u03a0\u03c1\u03cc\u03bb\u03b7\u03c8\u03b7 \u03b6\u03b7\u03bc\u03b9\u03ce\u03bd \u03c4\u03bf\u03c5 \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03bf\u03c2 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03bc\u03b5\u03c4\u03b1\u03c6\u03bf\u03c1\u03ac<\/strong><\/li>\n\n\n\n<li><strong data-start=\"1563\" data-end=\"1621\">\u0399\u03ba\u03b1\u03bd\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b1\u03c0\u03b1\u03b9\u03c4\u03ae\u03c3\u03b5\u03c9\u03bd \u03c4\u03c9\u03bd \u03c0\u03b5\u03bb\u03b1\u03c4\u03ce\u03bd \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03c3\u03c5\u03bd\u03bf\u03c7\u03ae \u03c4\u03c9\u03bd \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd<\/strong><\/li>\n<\/ul>\n\n\n\n<p>\u03a3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03bf, \u03ad\u03bd\u03b1 <strong data-start=\"1652\" data-end=\"1664\">\u03a4\u03b5\u03c3\u03c4 COF<\/strong> \u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03b5\u03b9 \u03c4\u03bf \u03c4\u03c1\u03ac\u03b2\u03b7\u03b3\u03bc\u03b1 \u03b5\u03bd\u03cc\u03c2 \u03ad\u03bb\u03ba\u03b7\u03b8\u03c1\u03bf\u03c5, \u03b5\u03c0\u03b9\u03ba\u03b1\u03bb\u03c5\u03bc\u03bc\u03ad\u03bd\u03bf\u03c5 \u03bc\u03b5 \u03c4\u03bf \u03c5\u03bb\u03b9\u03ba\u03cc \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2 \u03ae \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03bc\u03ad\u03bd\u03bf\u03c5 \u03b1\u03c0\u03cc \u03b1\u03c5\u03c4\u03cc, \u03c3\u03b5 \u03bc\u03b9\u03b1 \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03b7 \u03b5\u03c0\u03b9\u03c6\u03ac\u03bd\u03b5\u03b9\u03b1 \u03bc\u03b5 \u03ba\u03b1\u03b8\u03bf\u03c1\u03b9\u03c3\u03bc\u03ad\u03bd\u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03ba\u03b1\u03b9 \u03c0\u03af\u03b5\u03c3\u03b7. \u0397 \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03b1\u03c3\u03b7 \u03c0\u03bf\u03c5 \u03c3\u03c5\u03bd\u03b1\u03bd\u03c4\u03ac\u03c4\u03b1\u03b9 \u03b2\u03bf\u03b7\u03b8\u03ac \u03c3\u03c4\u03bf\u03bd \u03c0\u03c1\u03bf\u03c3\u03b4\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03cc \u03c4\u03b7\u03c2 <strong data-start=\"1836\" data-end=\"1900\">\u03c3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ad\u03c2 \u03c3\u03c4\u03b1\u03c4\u03b9\u03ba\u03ae\u03c2 (\u03b1\u03c1\u03c7\u03b9\u03ba\u03ae\u03c2) \u03ba\u03b1\u03b9 \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae\u03c2 (\u03bf\u03bb\u03af\u03c3\u03b8\u03b7\u03c3\u03b7\u03c2) \u03c4\u03c1\u03b9\u03b2\u03ae\u03c2<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u03a0\u03b1\u03c1\u03ac\u03bc\u03b5\u03c4\u03c1\u03bf\u03b9 \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2 \u03c3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ae \u03c4\u03c1\u03b9\u03b2\u03ae\u03c2 ASTM<\/h2>\n\n\n\n<p>\u039f <strong data-start=\"2818\" data-end=\"2850\">\u03a3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ae\u03c2 \u03c4\u03c1\u03b9\u03b2\u03ae\u03c2 ASTM<\/strong> \u03b7 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae \u03c0\u03bf\u03c5 \u03ba\u03b1\u03b8\u03bf\u03c1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03bf D1894 \u03b4\u03b9\u03b5\u03be\u03ac\u03b3\u03b5\u03c4\u03b1\u03b9 \u03c5\u03c0\u03cc \u03c4\u03b9\u03c2 \u03b1\u03ba\u03cc\u03bb\u03bf\u03c5\u03b8\u03b5\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"2923\" data-end=\"2938\">\u03a4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2:<\/strong> 150 \u00b1 30 mm\/min<\/li>\n\n\n\n<li><strong data-start=\"2959\" data-end=\"2975\">\u0392\u03ac\u03c1\u03bf\u03c2 \u03ad\u03bb\u03ba\u03b7\u03b8\u03c1\u03bf\u03c5:<\/strong> 200 \u00b1 5 g<\/li>\n\n\n\n<li><strong data-start=\"2990\" data-end=\"3019\">\u0398\u03b5\u03c1\u03bc\u03bf\u03ba\u03c1\u03b1\u03c3\u03af\u03b1 \u03ba\u03b1\u03b9 \u03c5\u03b3\u03c1\u03b1\u03c3\u03af\u03b1:<\/strong> \u03a4\u03c5\u03c0\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03b5\u03c2 \u03c0\u03b5\u03c1\u03b9\u03b2\u03b1\u03bb\u03bb\u03bf\u03bd\u03c4\u03b9\u03ba\u03ad\u03c2 \u03c3\u03c5\u03bd\u03b8\u03ae\u03ba\u03b5\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03b4\u03b9\u03b1\u03c3\u03c6\u03ac\u03bb\u03b9\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03bd\u03ad\u03c0\u03b5\u03b9\u03b1\u03c2<\/li>\n\n\n\n<li><strong data-start=\"3084\" data-end=\"3108\">\u0394\u03b9\u03b1\u03c3\u03c4\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b4\u03b5\u03af\u03b3\u03bc\u03b1\u03c4\u03bf\u03c2:<\/strong> \u03a3\u03c5\u03bd\u03ae\u03b8\u03c9\u03c2 63,5 mm x 127 mm, \u03bc\u03b5 \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03b5\u03c2, \u03bf\u03bc\u03bf\u03b9\u03cc\u03bc\u03bf\u03c1\u03c6\u03b5\u03c2 \u03b5\u03c0\u03b9\u03c6\u03ac\u03bd\u03b5\u03b9\u03b5\u03c2<\/li>\n<\/ul>\n\n\n\n<p>\u039a\u03b1\u03b9 \u03bf\u03b9 \u03b4\u03cd\u03bf <strong data-start=\"3169\" data-end=\"3183\">static COF<\/strong> (\u03c0\u03bf\u03c5 \u03bc\u03b5\u03c4\u03c1\u03ac\u03c4\u03b1\u03b9 \u03c9\u03c2 \u03b7 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03ad\u03bd\u03b1\u03c1\u03be\u03b7 \u03c4\u03b7\u03c2 \u03ba\u03af\u03bd\u03b7\u03c3\u03b7\u03c2) \u03ba\u03b1\u03b9 <strong data-start=\"3228\" data-end=\"3243\">\u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae COF<\/strong> (\u03c0\u03bf\u03c5 \u03bc\u03b5\u03c4\u03c1\u03ac\u03c4\u03b1\u03b9 \u03c9\u03c2 \u03b7 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03b4\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03ba\u03af\u03bd\u03b7\u03c3\u03b7\u03c2) \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9. \u0397 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 \u03c4\u03c1\u03b9\u03b2\u03ae\u03c2 \u03bc\u03b5\u03c4\u03c1\u03ac\u03c4\u03b1\u03b9 \u03c3\u03b5 Newton \u03ba\u03b1\u03b9 \u03b4\u03b9\u03b1\u03b9\u03c1\u03b5\u03af\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03bf \u03b2\u03ac\u03c1\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03ad\u03bb\u03ba\u03b7\u03b8\u03c1\u03bf\u03c5 \u03b3\u03b9\u03b1 \u03c4\u03bf\u03bd \u03c0\u03c1\u03bf\u03c3\u03b4\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03cc \u03c4\u03c9\u03bd \u03c4\u03b9\u03bc\u03ce\u03bd \u03c4\u03bf\u03c5 \u03c3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ae.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u039c\u03ad\u03b8\u03bf\u03b4\u03bf\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2 COF \u03b2\u03ae\u03bc\u03b1 \u03c0\u03c1\u03bf\u03c2 \u03b2\u03ae\u03bc\u03b1 \u03c3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03bf ASTM D1894<\/h2>\n\n\n\n<p>\u039f <strong data-start=\"3484\" data-end=\"3503\">\u039c\u03ad\u03b8\u03bf\u03b4\u03bf\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2 COF<\/strong> \u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03b5\u03b9 \u03c4\u03b1 \u03b1\u03ba\u03cc\u03bb\u03bf\u03c5\u03b8\u03b1 \u03b2\u03ae\u03bc\u03b1\u03c4\u03b1:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong data-start=\"3538\" data-end=\"3565\">\u039a\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7 \u03c4\u03c9\u03bd \u03b4\u03b5\u03b9\u03b3\u03bc\u03ac\u03c4\u03c9\u03bd<\/strong> \u03c3\u03b5 \u03c4\u03c5\u03c0\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03b7 \u03b1\u03c4\u03bc\u03cc\u03c3\u03c6\u03b1\u03b9\u03c1\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03bf\u03c5\u03bb\u03ac\u03c7\u03b9\u03c3\u03c4\u03bf\u03bd 40 \u03ce\u03c1\u03b5\u03c2.<\/li>\n\n\n\n<li><strong data-start=\"3623\" data-end=\"3641\">\u03a4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c4\u03ae\u03c3\u03c4\u03b5 \u03c4\u03bf \u03ad\u03bb\u03ba\u03b7\u03b8\u03c1\u03bf<\/strong> (\u03c3\u03c4\u03c1\u03b1\u03bc\u03bc\u03ad\u03bd\u03b7 \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b1 \u03ba\u03ac\u03c4\u03c9 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03c6\u03ac\u03bd\u03b5\u03b9\u03b1 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2) \u03c3\u03c4\u03bf \u03c5\u03bb\u03b9\u03ba\u03cc \u03b2\u03ac\u03c3\u03b7\u03c2.<\/li>\n\n\n\n<li><strong data-start=\"3705\" data-end=\"3725\">\u03a3\u03c5\u03bd\u03b4\u03ad\u03c3\u03c4\u03b5 \u03c4\u03bf \u03ad\u03bb\u03ba\u03b7\u03b8\u03c1\u03bf<\/strong> \u03c3\u03c4\u03bf\u03bd \u03b1\u03b9\u03c3\u03b8\u03b7\u03c4\u03ae\u03c1\u03b1 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7\u03c2 \u03bc\u03ad\u03c3\u03c9 \u03b5\u03bd\u03cc\u03c2 \u03c3\u03c0\u03ac\u03b3\u03ba\u03bf\u03c5 \u03ae \u03b3\u03ac\u03bd\u03c4\u03b6\u03bf\u03c5.<\/li>\n\n\n\n<li><strong data-start=\"3773\" data-end=\"3792\">\u0388\u03bd\u03b1\u03c1\u03be\u03b7 \u03ba\u03af\u03bd\u03b7\u03c3\u03b7\u03c2<\/strong> \u03bc\u03b5 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03ba\u03b1\u03b9 \u03ba\u03b1\u03c4\u03b1\u03b3\u03c1\u03ac\u03c8\u03c4\u03b5 \u03c4\u03b9\u03c2 \u03c4\u03b9\u03bc\u03ad\u03c2 \u03c4\u03c9\u03bd \u03b4\u03c5\u03bd\u03ac\u03bc\u03b5\u03c9\u03bd.<\/li>\n\n\n\n<li><strong data-start=\"3843\" data-end=\"3871\">\u03a0\u03c1\u03bf\u03c3\u03b4\u03b9\u03bf\u03c1\u03af\u03c3\u03c4\u03b5 \u03c4\u03b7 \u03c3\u03c4\u03b1\u03c4\u03b9\u03ba\u03ae COF<\/strong> \u03b1\u03c0\u03cc \u03c4\u03b7 \u03bc\u03ad\u03b3\u03b9\u03c3\u03c4\u03b7 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 \u03c0\u03c1\u03b9\u03bd \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03ad\u03bd\u03b1\u03c1\u03be\u03b7 \u03c4\u03b7\u03c2 \u03ba\u03af\u03bd\u03b7\u03c3\u03b7\u03c2.<\/li>\n\n\n\n<li><strong data-start=\"3919\" data-end=\"3948\">\u03a0\u03c1\u03bf\u03c3\u03b4\u03b9\u03bf\u03c1\u03af\u03c3\u03c4\u03b5 \u03c4\u03b7\u03bd \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae COF<\/strong> \u03b1\u03c0\u03cc \u03c4\u03b7 \u03bc\u03ad\u03c3\u03b7 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03b7\u03c2 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae\u03c2 \u03ba\u03af\u03bd\u03b7\u03c3\u03b7\u03c2.<\/li>\n\n\n\n<li><strong data-start=\"3999\" data-end=\"4021\">\u0391\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac \u03c4\u03c9\u03bd \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03ac\u03c4\u03c9\u03bd<\/strong> \u03c3\u03c5\u03bc\u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03b1\u03bd\u03bf\u03bc\u03ad\u03bd\u03bf\u03c5 \u03c4\u03bf\u03c5 \u03c4\u03cd\u03c0\u03bf\u03c5 \u03c4\u03bf\u03c5 \u03c5\u03bb\u03b9\u03ba\u03bf\u03cd, \u03c4\u03c9\u03bd \u03c0\u03b5\u03c1\u03b9\u03b2\u03b1\u03bb\u03bb\u03bf\u03bd\u03c4\u03b9\u03ba\u03ce\u03bd \u03c3\u03c5\u03bd\u03b8\u03b7\u03ba\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c4\u03c9\u03bd \u03c0\u03b1\u03c1\u03b1\u03bc\u03ad\u03c4\u03c1\u03c9\u03bd \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2.<\/li>\n<\/ol>\n\n\n\n<p>\u0397 \u03c3\u03c9\u03c3\u03c4\u03ae \u03b2\u03b1\u03b8\u03bc\u03bf\u03bd\u03cc\u03bc\u03b7\u03c3\u03b7, \u03b7 \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03b7 \u03c4\u03bf\u03c0\u03bf\u03b8\u03ad\u03c4\u03b7\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03b7 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03ba\u03c1\u03af\u03c3\u03b9\u03bc\u03b5\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b1\u03c0\u03bf\u03c6\u03c5\u03b3\u03ae \u03b1\u03c0\u03bf\u03ba\u03bb\u03af\u03c3\u03b5\u03c9\u03bd.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe title=\"\u03a0\u03bf\u03b9\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03bc\u03ad\u03b8\u03bf\u03b4\u03bf\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ae \u03c4\u03c1\u03b9\u03b2\u03ae\u03c2;\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/NUgXENOz8J0?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u0395\u03c0\u03b9\u03bb\u03bf\u03b3\u03ae \u03c4\u03bf\u03c5 \u03c3\u03c9\u03c3\u03c4\u03bf\u03cd \u03bc\u03b5\u03c4\u03c1\u03b7\u03c4\u03ae \u03c3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ae \u03c4\u03c1\u03b9\u03b2\u03ae\u03c2<br>\n<\/h2>\n\n\n\n<p>\u0393\u03b9\u03b1 \u03bd\u03b1 \u03b1\u03bd\u03c4\u03b1\u03c0\u03bf\u03ba\u03c1\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b9\u03c2 \u03b1\u03ba\u03c1\u03b9\u03b2\u03b5\u03af\u03c2 \u03b1\u03c0\u03b1\u03b9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5 ASTM D1894, \u03ad\u03bd\u03b1 \u03b5\u03be\u03b5\u03b9\u03b4\u03b9\u03ba\u03b5\u03c5\u03bc\u03ad\u03bd\u03bf <strong data-start=\"2042\" data-end=\"2077\">\u03b4\u03bf\u03ba\u03b9\u03bc\u03b1\u03c3\u03c4\u03ae\u03c2 \u03c3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ae \u03c4\u03c1\u03b9\u03b2\u03ae\u03c2<\/strong> \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03c0\u03b1\u03c1\u03b1\u03af\u03c4\u03b7\u03c4\u03b7. \u0388\u03bd\u03b1\u03c2 \u03b1\u03be\u03b9\u03cc\u03c0\u03b9\u03c3\u03c4\u03bf\u03c2 \u03b5\u03bb\u03b5\u03b3\u03ba\u03c4\u03ae\u03c2 \u03b5\u03be\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03b5\u03b9 \u03b5\u03c0\u03b1\u03bd\u03b1\u03bb\u03b7\u03c8\u03b9\u03bc\u03cc\u03c4\u03b7\u03c4\u03b1, \u03b5\u03c5\u03b1\u03b9\u03c3\u03b8\u03b7\u03c3\u03af\u03b1 \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bc\u03bc\u03cc\u03c1\u03c6\u03c9\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03bf \u03c0\u03c1\u03cc\u03c4\u03c5\u03c0\u03bf. \u03a3\u03b5 \u03b1\u03c5\u03c4\u03cc \u03c4\u03bf \u03c3\u03b7\u03bc\u03b5\u03af\u03bf, <strong data-start=\"2195\" data-end=\"2254\">Cell Instruments\u2019 COF-01 \u0394\u03bf\u03ba\u03b9\u03bc\u03b1\u03c3\u03c4\u03ae\u03c2 \u03c3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ae \u03c4\u03c1\u03b9\u03b2\u03ae\u03c2<\/strong> \u03be\u03b5\u03c7\u03c9\u03c1\u03af\u03b6\u03b5\u03b9 \u03c9\u03c2 \u03b9\u03b4\u03b1\u03bd\u03b9\u03ba\u03ae \u03bb\u03cd\u03c3\u03b7. \u0395\u03af\u03bd\u03b1\u03b9 \u03c3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03ad\u03bd\u03bf \u03b3\u03b9\u03b1:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"2312\" data-end=\"2360\">\u0391\u03ba\u03c1\u03b9\u03b2\u03b5\u03af\u03c2 \u03c3\u03c4\u03b1\u03c4\u03b9\u03ba\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ad\u03c2 \u03bc\u03b5\u03c4\u03c1\u03ae\u03c3\u03b5\u03b9\u03c2 COF<\/strong><\/li>\n\n\n\n<li><strong data-start=\"2365\" data-end=\"2428\">\u0391\u03c5\u03c4\u03cc\u03bc\u03b1\u03c4\u03b7 \u03b2\u03b1\u03b8\u03bc\u03bf\u03bd\u03cc\u03bc\u03b7\u03c3\u03b7 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03b1\u03c0\u03cc\u03ba\u03c4\u03b7\u03c3\u03b7 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03c5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1\u03c2<\/strong><\/li>\n\n\n\n<li><strong data-start=\"2433\" data-end=\"2499\">\u03a3\u03c5\u03bc\u03bc\u03cc\u03c1\u03c6\u03c9\u03c3\u03b7 \u03bc\u03b5 <a href=\"https:\/\/www.astm.org\/d1894-24.html\" target=\"_blank\" rel=\"noopener nofollow\">ASTM D1894<\/a>, ISO 8295 \u03ba\u03b1\u03b9 TAPPI T816<\/strong><\/li>\n<\/ul>\n\n\n\n<p>\u0391\u03c5\u03c4\u03cc \u03c4\u03bf \u03cc\u03c1\u03b3\u03b1\u03bd\u03bf \u03b5\u03af\u03bd\u03b1\u03b9 \u03ba\u03b1\u03c4\u03ac\u03bb\u03bb\u03b7\u03bb\u03bf \u03b3\u03b9\u03b1 <strong data-start=\"2533\" data-end=\"2595\">\u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03ad\u03c2 \u03bc\u03b5\u03bc\u03b2\u03c1\u03ac\u03bd\u03b5\u03c2, \u03c7\u03b1\u03c1\u03c4\u03af, \u03bc\u03b5\u03bc\u03b2\u03c1\u03ac\u03bd\u03b5\u03c2, \u03c5\u03c6\u03ac\u03c3\u03bc\u03b1\u03c4\u03b1, \u03b5\u03bb\u03ac\u03c3\u03bc\u03b1\u03c4\u03b1 \u03ba\u03b1\u03b9 \u03ac\u03bb\u03bb\u03b1<\/strong>. \u03a5\u03b9\u03bf\u03b8\u03b5\u03c4\u03b5\u03af\u03c4\u03b1\u03b9 \u03b5\u03c5\u03c1\u03ad\u03c9\u03c2 \u03b1\u03c0\u03cc <strong data-start=\"2621\" data-end=\"2699\">\u0395\u03c1\u03b3\u03b1\u03c3\u03c4\u03ae\u03c1\u03b9\u03b1 QC, \u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03c4\u03ad\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2, \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03bf\u03c0\u03b5\u03af\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03c1\u03b5\u03c5\u03bd\u03b7\u03c4\u03b9\u03ba\u03ac \u03ba\u03ad\u03bd\u03c4\u03c1\u03b1<\/strong> \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03b2\u03b5\u03bb\u03c4\u03af\u03c9\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c3\u03c5\u03bd\u03ad\u03c0\u03b5\u03b9\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2 \u03c4\u03b7\u03c2 \u03b4\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1\u03c2.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0395\u03c0\u03b9\u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03ae\u03c3\u03c4\u03b5 \u03bc\u03b1\u03b6\u03af \u03bc\u03b1\u03c2 \u039b\u03cd\u03c3\u03b7 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd ASTM D1894 <\/h2>\n\n\n\n<p>\u0395\u03af\u03c4\u03b5 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c3\u03c4\u03b5 \u03c3\u03b5 <strong data-start=\"5354\" data-end=\"5417\">\u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03ae \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03ce\u03bd, \u03c7\u03b1\u03c1\u03c4\u03b9\u03bf\u03cd, \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2 \u03ae \u03b9\u03b1\u03c4\u03c1\u03b9\u03ba\u03ce\u03bd \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ce\u03bd<\/strong>, \u03ba\u03b1\u03c4\u03b1\u03bd\u03cc\u03b7\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae <strong data-start=\"5446\" data-end=\"5460\">ASTM D1894<\/strong> \u03c3\u03b1\u03c2 \u03b4\u03af\u03bd\u03b5\u03b9 \u03b1\u03bd\u03c4\u03b1\u03b3\u03c9\u03bd\u03b9\u03c3\u03c4\u03b9\u03ba\u03cc \u03c0\u03bb\u03b5\u03bf\u03bd\u03ad\u03ba\u03c4\u03b7\u03bc\u03b1. \u039c\u03b5 \u03c4\u03bf \u03c3\u03c9\u03c3\u03c4\u03cc <strong data-start=\"5506\" data-end=\"5540\">\u03b4\u03bf\u03ba\u03b9\u03bc\u03b1\u03c3\u03c4\u03ae\u03c2 \u03c3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ae \u03c4\u03c1\u03b9\u03b2\u03ae\u03c2<\/strong> \u03cc\u03c0\u03c9\u03c2 \u03c4\u03bf <strong>COF-01<\/strong> \u03b1\u03c0\u03cc \u03c4\u03bf Cell Instruments, \u03bf\u03b9 \u03b4\u03c1\u03b1\u03c3\u03c4\u03b7\u03c1\u03b9\u03cc\u03c4\u03b7\u03c4\u03ad\u03c2 \u03c3\u03b1\u03c2 \u03b8\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03b9\u03bf \u03c3\u03c5\u03bd\u03b5\u03c0\u03b5\u03af\u03c2, \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ad\u03c2 \u03ba\u03b1\u03b9 \u03c3\u03c5\u03bc\u03bc\u03bf\u03c1\u03c6\u03bf\u03cd\u03bc\u03b5\u03bd\u03b5\u03c2.<\/p>\n\n\n\n<p>\u0395\u03c0\u03b9\u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03af\u03b1 <strong>\u039a\u03c5\u03c4\u03c4\u03b1\u03c1\u03b9\u03ba\u03ac \u03cc\u03c1\u03b3\u03b1\u03bd\u03b1<\/strong> \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03bc\u03ac\u03b8\u03b5\u03c4\u03b5 \u03c0\u03ce\u03c2 \u03bf\u03b9 \u03bb\u03cd\u03c3\u03b5\u03b9\u03c2 \u03bc\u03b1\u03c2 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03b2\u03b5\u03bb\u03c4\u03b9\u03ce\u03c3\u03bf\u03c5\u03bd \u03c4\u03b9\u03c2 \u03b4\u03c5\u03bd\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03c0\u03bf\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03c9\u03bd \u03c0\u03c1\u03bf\u03ca\u03cc\u03bd\u03c4\u03c9\u03bd \u03c3\u03b1\u03c2.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u03a3\u03c5\u03c7\u03bd\u03ad\u03c2 \u03b5\u03c1\u03c9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2<\/h2>\n\n\n\n<p><a tabindex=\"0\">1. \u03a4\u03b9 \u03bc\u03b5\u03c4\u03c1\u03ac\u03b5\u03b9 \u03c4\u03bf ASTM D1894;<\/a><br>\u039c\u03b5\u03c4\u03c1\u03ac \u03c4\u03bf\u03c5\u03c2 \u03c3\u03c4\u03b1\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03ba\u03b1\u03b9 \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03bf\u03cd\u03c2 \u03c3\u03c5\u03bd\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03ad\u03c2 \u03c4\u03c1\u03b9\u03b2\u03ae\u03c2 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03b4\u03cd\u03bf \u03b5\u03c0\u03b9\u03c6\u03b1\u03bd\u03b5\u03b9\u03ce\u03bd, \u03c3\u03c5\u03bd\u03ae\u03b8\u03c9\u03c2 \u03c3\u03b5 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ad\u03c2 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c5\u03bb\u03b9\u03ba\u03ce\u03bd.<\/p>\n\n\n\n<p><a tabindex=\"0\">2. \u0393\u03b9\u03b1\u03c4\u03af \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03ae \u03b7 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae COF \u03c3\u03c4\u03b7 \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1;<\/a><br>\u0395\u03be\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03c4\u03b1 \u03c5\u03bb\u03b9\u03ba\u03ac \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2 \u03c3\u03c5\u03bc\u03c0\u03b5\u03c1\u03b9\u03c6\u03ad\u03c1\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c3\u03c5\u03bd\u03ad\u03c0\u03b5\u03b9\u03b1 \u03ba\u03b1\u03c4\u03ac \u03c4\u03bf \u03c7\u03b5\u03b9\u03c1\u03b9\u03c3\u03bc\u03cc, \u03c4\u03b7 \u03bc\u03b5\u03c4\u03b1\u03c6\u03bf\u03c1\u03ac \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b1\u03c5\u03c4\u03bf\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03b7 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae.<\/p>\n\n\n\n<p><a tabindex=\"0\">3. \u03a0\u03bf\u03b9\u03b1 \u03c5\u03bb\u03b9\u03ba\u03ac \u03b4\u03bf\u03ba\u03b9\u03bc\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b7 \u03c7\u03c1\u03ae\u03c3\u03b7 \u03c4\u03bf\u03c5 ASTM D1894;<\/a><br>\u03a4\u03b1 \u03c3\u03c5\u03bd\u03ae\u03b8\u03b7 \u03c5\u03bb\u03b9\u03ba\u03ac \u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03bf\u03c5\u03bd \u03c0\u03bb\u03b1\u03c3\u03c4\u03b9\u03ba\u03ad\u03c2 \u03bc\u03b5\u03bc\u03b2\u03c1\u03ac\u03bd\u03b5\u03c2, \u03b5\u03c0\u03b9\u03ba\u03b1\u03bb\u03c5\u03bc\u03bc\u03ad\u03bd\u03b1 \u03c7\u03b1\u03c1\u03c4\u03b9\u03ac, \u03b5\u03bb\u03ac\u03c3\u03bc\u03b1\u03c4\u03b1, \u03bc\u03b5\u03bc\u03b2\u03c1\u03ac\u03bd\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c5\u03c6\u03ac\u03c3\u03bc\u03b1\u03c4\u03b1.<\/p>\n\n\n\n<p><a tabindex=\"0\">4. \u03a0\u03ce\u03c2 \u03b4\u03b9\u03b1\u03c6\u03ad\u03c1\u03b5\u03b9 \u03b7 \u03c3\u03c4\u03b1\u03c4\u03b9\u03ba\u03ae COF \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae COF;<\/a><br>\u0397 \u03c3\u03c4\u03b1\u03c4\u03b9\u03ba\u03ae COF \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 \u03c0\u03bf\u03c5 \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03ad\u03bd\u03b1\u03c1\u03be\u03b7 \u03c4\u03b7\u03c2 \u03ba\u03af\u03bd\u03b7\u03c3\u03b7\u03c2, \u03b5\u03bd\u03ce \u03b7 \u03ba\u03b9\u03bd\u03b7\u03c4\u03b9\u03ba\u03ae COF \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 \u03b4\u03cd\u03bd\u03b1\u03bc\u03b7 \u03c0\u03bf\u03c5 \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03b4\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03ba\u03af\u03bd\u03b7\u03c3\u03b7\u03c2.<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Understanding ASTM D1894 and Its Importance Understanding ASTM D1894 is essential for industries such as packaging, food, medical, pharmaceutical, textiles, and quality inspection agencies, all of which rely on consistent material behavior for quality assurance. ASTM D1894 testing outlines a clear procedure to determine the frictional characteristics between two surfaces under controlled conditions. This test [&hellip;]<\/p>","protected":false},"featured_media":5423,"parent":0,"template":"","meta":{"_acf_changed":true,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}}},"standard-category":[],"class_list":["post-9828","standard","type-standard","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/el\/wp-json\/wp\/v2\/standard\/9828","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/el\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/el\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/el\/wp-json\/wp\/v2\/media\/5423"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/el\/wp-json\/wp\/v2\/media?parent=9828"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/el\/wp-json\/wp\/v2\/standard-category?post=9828"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}