{"id":765,"date":"2026-03-04T03:26:16","date_gmt":"2026-03-04T03:26:16","guid":{"rendered":"https:\/\/www.hottacktest.com\/?p=765"},"modified":"2026-03-04T03:26:17","modified_gmt":"2026-03-04T03:26:17","slug":"flexible-packaging-hot-tack-test","status":"publish","type":"post","link":"https:\/\/www.hottacktest.com\/ko\/flexible-packaging-hot-tack-test","title":{"rendered":"\ud56b \uc810\ucc29 \ud14c\uc2a4\ud2b8: \ud50c\ub809\uc11c\ube14 \ud328\ud0a4\uc9d5\uc758 \ud488\uc9c8 \ubcf4\uc7a5"},"content":{"rendered":"<p class=\"wp-block-paragraph\">\uc758 \uc138\uacc4\uc5d0\uc11c <strong>\uc720\uc5f0\ud55c \ud328\ud0a4\uc9d5<\/strong>, \uc530\uc758 \ub0b4\uad6c\uc131\uacfc \uac15\ub3c4\ub97c \ubcf4\uc7a5\ud558\ub294 \uac83\uc740 \uc81c\ud488 \ubcf4\ud638\uc640 \ubb34\uacb0\uc131\uc744 \uc704\ud574 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. \uc530\uc758 \ud6a8\uacfc\ub97c \ud3c9\uac00\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 \uc8fc\uc694 \ud14c\uc2a4\ud2b8 \uc911 \ud558\ub098\ub294 <strong>\ud56b\ud0dd \ud14c\uc2a4\ud2b8<\/strong>. \uc774 \ud14c\uc2a4\ud2b8\ub294 <strong>\ud56b \uc530 \uac15\ub3c4<\/strong> \ub97c \ucc28\uc9c0\ud558\uba70 \uc2dd\ud488, \uc81c\uc57d, \uc18c\ube44\uc7ac \ub4f1 \ud3ec\uc7a5\uc758 \ub0b4\uad6c\uc131\uc774 \ud544\uc218\uc801\uc778 \uc0b0\uc5c5\uc5d0\uc11c \uc911\ucd94\uc801\uc778 \uc5ed\ud560\uc744 \ub2f4\ub2f9\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ud574 <strong>\ud56b\ud0dd \ud14c\uc2a4\ud2b8<\/strong> \uc5d0 \ub530\ub978 \uad00\ub828\uc131 <strong>ASTM F1921<\/strong> \uc740 \uc81c\uc870\uc5c5\uccb4\uc640 \ud488\uc9c8 \uad00\ub9ac \uc804\ubb38\uac00\uc5d0\uac8c \ud544\uc218\uc801\uc778 \ud14c\uc2a4\ud2b8\uc785\ub2c8\ub2e4. \uc774 \ubb38\uc11c\uc5d0\uc11c\ub294 \uc774 \ud14c\uc2a4\ud2b8\uc758 \uc138\ubd80 \uc0ac\ud56d, \ud56b \uc530 \uac15\ub3c4 \uce21\uc815\uc758 \uc911\uc694\uc131, \ud56b \uc530 \uac15\ub3c4\uac00 \ub2e4\uc74c\uacfc \uac19\uc740 \uc131\ub2a5\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\uc5d0 \ub300\ud574 \uc790\uc138\ud788 \uc0b4\ud3b4\ubd05\ub2c8\ub2e4. <strong>\uc720\uc5f0\ud55c \ud328\ud0a4\uc9d5<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\ud56b\uc2a4\ud0dd \ud14c\uc2a4\ud2b8\ub294 \ubb34\uc5c7\uc774\uba70 \uc5f0\uc131 \ud3ec\uc7a5\uc5d0 \uc911\uc694\ud55c \uc774\uc720\ub294 \ubb34\uc5c7\uc778\uac00\uc694?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub9cc\ud07c <strong>\ud56b\ud0dd \ud14c\uc2a4\ud2b8<\/strong> \ub97c \uce21\uc815\ud558\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4. <strong>\ud56b \uc530 \uac15\ub3c4<\/strong> \ud3ec\uc7a5\uc7ac\uc5d0 \ub300\ud55c \uc2dc\ubbac\ub808\uc774\uc158\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774 \ud14c\uc2a4\ud2b8\ub294 \ud3ec\uc7a5\uc7ac\uac00 \ub728\uac70\uc6b4 \uc0c1\ud0dc\uc5d0\uc11c \ub2e4\uc591\ud55c \ud798\uc744 \uacac\ub38c\uc57c \ud558\ub294 \uc0dd\uc0b0 \uacfc\uc815\uc5d0\uc11c \uacaa\uac8c \ub418\ub294 \uc0c1\ud669\uc744 \uc2dc\ubbac\ub808\uc774\uc158\ud569\ub2c8\ub2e4. \uc774 \ud14c\uc2a4\ud2b8\ub294 \ud3ec\uc7a5\uc7ac\uac00 \uc774\ub7ec\ud55c \ud798\uc744 \ud30c\uc190 \uc5c6\uc774 \uacac\ub51c \uc218 \uc788\ub294\uc9c0 \ud655\uc778\ud558\uc5ec \ub0b4\ubd80\uc758 \uc81c\ud488\uc774 \uc18c\ube44\uc790\uc5d0\uac8c \uc804\ub2ec\ub420 \ub54c\uae4c\uc9c0 \ubcf4\ud638 \uc0c1\ud0dc\ub97c \uc720\uc9c0\ud560 \uc218 \uc788\ub3c4\ub85d \ud558\ub294 \ub370 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud544\ub984\uacfc \ub77c\ubbf8\ub124\uc774\ud2b8\ub97c \ud3ec\ud568\ud55c \uc5f0\ud3ec\uc7a5\uc7ac\ub294 \ubc00\ubd09 \uc9c1\ud6c4, \ud2b9\ud788 \ud3fc-\ud544-\uc530 \uacf5\uc815 \uc911\uc5d0 \uc751\ub825\uacfc \ud798\uc744 \ubc1b\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c <strong>\ud56b\ud0dd \ud14c\uc2a4\ud2b8<\/strong> \ub294 \uc774\ub7ec\ud55c \uc870\uac74\uc5d0\uc11c \uc18c\uc7ac\uac00 \uacac\ub51c \uc218 \uc788\ub294 \ub2a5\ub825\uc744 \ud3c9\uac00\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \ud14c\uc2a4\ud2b8\ub97c \ud1b5\ud574 \uc81c\uc870\uc5c5\uccb4\ub294 \uc0dd\uc0b0 \ubc0f \ucde8\uae09 \uacfc\uc815\uc5d0\uc11c \ud3ec\uc7a5\uc7ac\uac00 \ubb34\uacb0\uc131\uc744 \uc720\uc9c0\ud558\uc5ec \uace0\uc7a5 \uc704\ud5d8\uc744 \uc904\uc774\uace0 \ud3ec\uc7a5\uc758 \uc804\ubc18\uc801\uc778 \ud488\uc9c8\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>ASTM F1921 \ubc0f \ud56b\uc2e4\ub9c1 \uac15\ub3c4 \ud14c\uc2a4\ud2b8<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/www.astm.org\/f1921_f1921m-12r18.html\">ASTM F1921<\/a><\/strong> \ub97c \uce21\uc815\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 \ud45c\uc900 \ud14c\uc2a4\ud2b8 \ubc29\ubc95\uc785\ub2c8\ub2e4. <strong>\uace0\uc628 \uc811\ucc29\ub825<\/strong> \uc5f0\ud3ec\uc7a5\uc7ac\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4. \uc774 \ud14c\uc2a4\ud2b8\ub294 \ubc00\ubd09\ub41c \ud328\ud0a4\uc9c0\uac00 \uc544\uc9c1 \ub728\uac70\uc6b4 \uc0c1\ud0dc\uc5d0\uc11c \uac1c\ubd09\ud558\ub294 \ub370 \ud544\uc694\ud55c \ud798\uc744 \ud3c9\uac00\ud558\ub294 \uad6c\uccb4\uc801\uc778 \uc808\ucc28\ub97c \uc124\uba85\ud569\ub2c8\ub2e4. \uc774 \ud14c\uc2a4\ud2b8\uc5d0\ub294 \ub3d9\uc77c\ud558\uac70\ub098 \ub2e4\ub978 \uc720\ud615\uc758 \ud544\ub984\uc77c \uc218 \uc788\ub294 \ub450 \uac1c\uc758 \ubc00\ubd09\ub41c \uc7ac\ub8cc \uc2a4\ud2b8\ub9bd\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\ud14c\uc2a4\ud2b8 \ubc29\ubc95 \uc694\uc57d<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\uc0d8\ud50c \ubd09\uc778<\/strong>: \ud14c\uc2a4\ud2b8\ub294 \uc628\ub3c4, \uc555\ub825 \ubc0f \uc811\ucd09 \uc2dc\uac04\uc758 \uc81c\uc5b4\ub41c \uc870\uac74\uc5d0\uc11c \ub450 \uac1c\uc758 \ud3ec\uc7a5\uc7ac \uc2a4\ud2b8\ub9bd\uc744 \ubc00\ubd09\ud558\ub294 \uac83\uc73c\ub85c \uc2dc\uc791\ub429\ub2c8\ub2e4. \uc774 \uc791\uc5c5\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \uc7ac\ub8cc\uac00 \ud6a8\uacfc\uc801\uc73c\ub85c \uc811\ucc29\ub418\ub3c4\ub85d \ud131\uc744 \uac00\uc5f4\ud560 \uc218 \uc788\ub294 \uc530\ub9c1 \uae30\uacc4\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc218\ud589\ub429\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ubd09\uc778 \ubc97\uae30\uae30<\/strong>: \ubc00\ubd09\uc774 \ud615\uc131\ub41c \ud6c4 \ud131\uc774 \uc5f4\ub9ac\uace0 \ubc00\ubd09\ub418\uc9c0 \uc54a\uc740 \ub05d\uc744 \uc7a1\uace0 \uc788\ub294 \uadf8\ub9bd\uc73c\ub85c \ubc00\ubd09\ub41c \uc2a4\ud2b8\ub9bd\uc744 \ube7c\ub0c5\ub2c8\ub2e4. \uadf8\ub7f0 \ub2e4\uc74c \uc7ac\ub8cc\uac00 \uc2dd\uc73c\uba74\uc11c \ubc00\ubd09\ub41c \uc2a4\ud2b8\ub9bd\uc744 \ub5bc\uc5b4\ub0b4\ub294 \ub370 \ud544\uc694\ud55c \ud798\uc744 \uce21\uc815\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud56b \uc810\ucc29 \uac15\ub3c4 \uce21\uc815<\/strong>: \uce21\uc815\ud558\ub294 \ubc29\ubc95\uc5d0\ub294 \ub450 \uac00\uc9c0\uac00 \uc788\uc2b5\ub2c8\ub2e4. <strong>\uace0\uc628 \uc811\ucc29\ub825<\/strong> ASTM F1921\uc5d0\uc11c\n<ul class=\"wp-block-list\">\n<li><strong>\ubc29\ubc95 A(\uace0\uc815 \uc9c0\uc5f0 \uc720\ud615)<\/strong>: \uc774 \ubc29\ubc95\uc740 \ud131\uc774 \uc5f4\ub9b0 \ud6c4 \ud2b9\uc815 \uc2dc\uac04\uc5d0 \uc7ac\ub8cc\ub97c \ubc97\uae30\ub294 \ub370 \ud544\uc694\ud55c \ud798\uc744 \uce21\uc815\ud569\ub2c8\ub2e4. \uc2dc\uac04\uc5d0 \ub300\ud55c \ud56b\uc2a4\ud0dd \uac15\ub3c4\uc758 \ud50c\ub86f\uc744 \uc81c\uacf5\ud558\uace0 \ub2e4\uc591\ud55c \ub0c9\uac01 \uc2dc\uac04\uc5d0\uc11c\uc758 \ud798\uc744 \ubcf4\uace0\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ubc29\ubc95 B(\uac00\ubcc0 \uc9c0\uc5f0 \uc720\ud615)<\/strong>: \uc774 \ubc29\ubc95\uc740 \ud131\uc774 \uc5f4\ub9b0 \ud6c4 \ub2e4\uc591\ud55c \uc9c0\uc5f0 \uc2dc\uac04\uc5d0\uc11c \ucd5c\ub300 \ud56b\uc2a4\ud0dd \uac15\ub3c4\ub97c \uce21\uc815\ud558\uc5ec \ub2e4\uc591\ud55c \uac04\uaca9\uc73c\ub85c \uc7ac\ub8cc\uc758 \uc131\ub2a5\uc744 \ubcf4\ub2e4 \uc790\uc138\ud788 \ud3c9\uac00\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\ud56b \uc530 \uac15\ub3c4\uac00 \uc911\uc694\ud55c \uc774\uc720\ub294 \ubb34\uc5c7\uc778\uac00\uc694?<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ub9ce\uc740 \uc591\uc2dd \ucc44\uc6b0\uae30 \uc791\uc5c5\uc5d0\uc11c \ubd09\uc778\ub41c \ud3ec\uc7a5 \uc601\uc5ed\uc740 \ubd09\uc778\uc774 \uc544\uc9c1 \ub728\uac70\uc6b8 \ub54c \ud798\uc5d0 \ub178\ucd9c\ub429\ub2c8\ub2e4. \ub9cc\uc57d <strong>\ud56b \uc530 \uac15\ub3c4<\/strong> \uac00 \ubd80\uc801\uc808\ud558\uba74 \uc0dd\uc0b0 \uc911 \ud30c\uc190\uc774\ub098 \uace0\uc7a5\uc73c\ub85c \uc774\uc5b4\uc838 \uc790\uc7ac \ub0ad\ube44, \uc81c\ud488 \uc624\uc5fc \ub610\ub294 \ud3ec\uc7a5 \uc190\uc0c1\uc73c\ub85c \uc774\uc5b4\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\uc74c\uc744 \uce21\uc815\ud558\uc5ec <strong>\uace0\uc628 \uc811\ucc29\ub825<\/strong>, \ub97c \ud1b5\ud574 \uc81c\uc870\uc5c5\uccb4\ub294 \ud3ec\uc7a5\uc7ac\uac00 \uc2e4\uc81c \uc870\uac74\uc5d0\uc11c \uc5bc\ub9c8\ub098 \uc798 \uc791\ub3d9\ud558\ub294\uc9c0 \ud3c9\uac00\ud558\uace0 \uc81c\ud488\uc744 \uc2dc\uc7a5\uc5d0 \ucd9c\uc2dc\ud558\uae30 \uc804\uc5d0 \uc57d\uc810\uc744 \ud30c\uc545\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\uad8c\uc7a5 \uc7a5\ube44: \uc140 \uc778\uc2a4\ud2b8\ub8e8\uba3c\ud2b8 HTT-01 \ud56b \ud0dd \ud14c\uc2a4\ud130<\/strong><\/h2>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\" style=\"grid-template-columns:27% auto\"><figure class=\"wp-block-media-text__media\"><a href=\"https:\/\/www.hottacktest.com\/ko\/\"><img fetchpriority=\"high\" decoding=\"async\" width=\"500\" height=\"600\" src=\"https:\/\/www.hottacktest.com\/wp-content\/uploads\/2026\/03\/Hot-Tack-Test-for-Flexible-Packaging-Understanding-ASTM-F1921.webp\" alt=\"\uc5f0\uc131 \ud328\ud0a4\uc9d5\uc744 \uc704\ud55c \ud56b\uc2a4\ud0dd \ud14c\uc2a4\ud2b8 ASTM F1921\uc758 \uc774\ud574\" class=\"wp-image-767 size-full\" srcset=\"https:\/\/www.hottacktest.com\/wp-content\/uploads\/2026\/03\/Hot-Tack-Test-for-Flexible-Packaging-Understanding-ASTM-F1921.webp 500w, https:\/\/www.hottacktest.com\/wp-content\/uploads\/2026\/03\/Hot-Tack-Test-for-Flexible-Packaging-Understanding-ASTM-F1921-250x300.webp 250w, https:\/\/www.hottacktest.com\/wp-content\/uploads\/2026\/03\/Hot-Tack-Test-for-Flexible-Packaging-Understanding-ASTM-F1921-10x12.webp 10w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/a><\/figure><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\">\uc218\ud589\ud558\ub824\uba74 <strong>\ud56b\ud0dd \ud14c\uc2a4\ud2b8<\/strong> \ud6a8\uc728\uc801\uc73c\ub85c <strong>\uc140 \uae30\uae30 <a href=\"https:\/\/www.hottacktest.com\/ko\/\">HTT-01 \ud56b\ud0dd \ud14c\uc2a4\ud130<\/a><\/strong> \ub294 \uc548\uc815\uc801\uc774\uace0 \uc815\ubc00\ud55c \ud14c\uc2a4\ud2b8 \uc194\ub8e8\uc158\uc785\ub2c8\ub2e4. \ub2e4\uc74c\uc744 \ucda9\uc871\ud558\ub3c4\ub85d \uc124\uacc4 <strong>ASTM F1921<\/strong> \ud45c\uc900\uc744 \uc900\uc218\ud558\ub294 \uc774 \uae30\uae30\ub97c \uc0ac\uc6a9\ud558\uba74 \uace0\uc815 \ubc0f \uac00\ubcc0 \uc9c0\uc5f0 \ud14c\uc2a4\ud2b8\ub97c \ubaa8\ub450 \uc27d\uac8c \uc218\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>HTT-01 \ud56b \uc810\ucc29 \ud14c\uc2a4\ud130\uc758 \uc8fc\uc694 \uae30\ub2a5<\/strong>:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uc815\ud655\ud55c \ud798 \uce21\uc815<\/strong>: \ubd09\uc778\ub41c \uc7ac\ub8cc\ub97c \ub5bc\uc5b4\ub0b4\ub294 \ub370 \ud544\uc694\ud55c \ud798\uc744 \uc815\ud655\ud558\uac8c \uce21\uc815\ud558\uc5ec \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uacb0\uacfc\ub97c \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc870\uc815 \uac00\ub2a5\ud55c \uc9c0\uc5f0 \uc2dc\uac04<\/strong>: \ub2e4\uc591\ud55c \uc9c0\uc5f0 \uc2dc\uac04\uc744 \uc120\ud0dd\ud560 \uc218 \uc788\uc5b4 \ub2e4\uc591\ud55c \uc870\uac74\uc5d0\uc11c \uc7ac\ub8cc\ub97c \ud14c\uc2a4\ud2b8\ud560 \uc218 \uc788\ub294 \uc720\uc5f0\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc0ac\uc6a9\uc790 \uce5c\ud654\uc801\uc778 \uc778\ud130\ud398\uc774\uc2a4<\/strong>: \ud14c\uc2a4\ud130\uc758 \uc9c1\uad00\uc801\uc778 \ub514\uc790\uc778\uc73c\ub85c \uc791\ub3d9 \ubc0f \uad6c\uc131\uc774 \uc26c\uc6cc \ud6a8\uc728\uc801\uc778 \ud14c\uc2a4\ud2b8\ub97c \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ub0b4\uad6c\uc131 \ubc0f \uc2e0\ub8b0\uc131<\/strong>: \ub0b4\uad6c\uc131\uc774 \ub6f0\uc5b4\ub09c HTT-01\uc740 \ud488\uc9c8 \uad00\ub9ac \ubc0f R&amp;D \ud658\uacbd\uc758 \ub300\ub7c9 \ud14c\uc2a4\ud2b8\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc640 \ud568\uaed8 <strong>HTT-01 \ud56b\ud0dd \ud14c\uc2a4\ud130<\/strong>, \uc81c\uc870\uc5c5\uccb4\ub294 <strong>\uc720\uc5f0\ud55c \ud328\ud0a4\uc9d5<\/strong> \uc7ac\ub8cc\ub294 \ub2e4\uc74c\uc5d0 \ub300\ud55c \ud544\uc218 \ud45c\uc900\uc744 \ucda9\uc871\ud569\ub2c8\ub2e4. <strong>\ud56b \uc530 \uac15\ub3c4<\/strong>, \uc77c\uad00\ub41c \uc81c\ud488 \ud488\uc9c8\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\uacb0\ub860<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub9cc\ud07c <strong>\ud56b\ud0dd \ud14c\uc2a4\ud2b8<\/strong> \uc758 \uc131\ub2a5\uc744 \ud3c9\uac00\ud558\ub294 \ub370 \uc911\uc694\ud55c \ud14c\uc2a4\ud2b8\uc785\ub2c8\ub2e4. <strong>\uc720\uc5f0\ud55c \ud328\ud0a4\uc9d5<\/strong> \uc18c\uc7ac\ub97c \uc0ac\uc6a9\ud558\uc5ec \ud3ec\uc7a5 \uc530\uc774 \ub728\uac70\uc6b4 \uc0c1\ud0dc\uc5d0\uc11c\ub3c4 \uc2e4\uc81c \ud798\uc744 \uacac\ub51c \uc218 \uc788\ub3c4\ub85d \ud569\ub2c8\ub2e4. \ub2e4\uc74c\uacfc \uac19\uc774 <strong>ASTM F1921<\/strong> 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