{"id":19415,"date":"2024-05-08T17:43:12","date_gmt":"2024-05-08T09:43:12","guid":{"rendered":"https:\/\/firstmold.com\/?p=19415"},"modified":"2026-01-21T14:04:10","modified_gmt":"2026-01-21T06:04:10","slug":"burn-marks","status":"publish","type":"post","link":"https:\/\/firstmold.com\/ko\/tips\/burn-marks\/","title":{"rendered":"\ud50c\ub77c\uc2a4\ud2f1 \uc0ac\ucd9c \uc131\ud615\uc758 \ud654\uc0c1 \uc790\uad6d"},"content":{"rendered":"<p>\ud654\uc0c1 \uc790\uad6d\uc740 \ud754\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/firstmold.com\/ko\/tips\/injection-molding-defects\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\uc0ac\ucd9c \uc131\ud615 \uacb0\ud568<\/strong><\/a>. \uadf8 \uacb0\uacfc \ub9ce\uc740 \uae08\ud615 \ubc0f \uc0ac\ucd9c \uc131\ud615 \uc5c5\uacc4 \uc2e4\ubb34\uc790\ub4e4\uc774 \uc774\uc5d0 \ub300\ud574 \uc798 \uc54c\uc9c0 \ubabb\ud569\ub2c8\ub2e4. \ubc88 \ub9c8\ud06c\ub294 \uc81c\ud488 \uad6c\uc870\uc640 \uad00\ub828\uc774 \uc5c6\uc9c0\ub9cc, \ud37c\uc2a4\ud2b8\ubab0\ub4dc\ub294 \uc81c\ud488 \uc124\uacc4\uc790, \uad6c\uc870 \uc124\uacc4\uc790, \uae30\uacc4 \uc124\uacc4\uc790\uac00 \ubc88 \ub9c8\ud06c\uc5d0 \ub300\ud574 \uc5b4\ub290 \uc815\ub3c4 \uc774\ud574\ud560 \uc218 \uc788\ub3c4\ub85d \ub178\ub825\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\ub2e4\ub978 \uc0ac\ucd9c \uc131\ud615 \uacb0\ud568\uc5d0 \uad00\uc2ec\uc774 \uc788\uc73c\uc2dc\uba74 \uc544\ub798 \ud45c\uc758 \ub9c1\ud06c\ub97c \ud074\ub9ad\ud558\uc5ec \uc790\uc138\ud55c \ub0b4\uc6a9\uc744 \uc77d\uc5b4\ubcf4\uc2dc\uae30 \ubc14\ub78d\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><th class=\"has-text-align-center\" data-align=\"center\" colspan=\"5\">\ub2e4\uc591\ud55c \uc0ac\ucd9c \uc131\ud615 \uacb0\ud568 \uc774\ud574<\/th><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><a href=\"https:\/\/firstmold.com\/ko\/tips\/flash-in-injection-molding\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\ud50c\ub798\uc2dc<\/strong><\/a><\/td><td class=\"has-text-align-center\" data-align=\"center\"><a href=\"https:\/\/firstmold.com\/ko\/tips\/short-shot-in-injection-molding\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\uc1fc\ud2b8 \uc0f7<\/strong><\/a><\/td><td class=\"has-text-align-center\" data-align=\"center\"><a href=\"https:\/\/firstmold.com\/ko\/tips\/sink-marks\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\uc2f1\ud06c \ub9c8\ud06c<\/strong><\/a><\/td><td class=\"has-text-align-center\" data-align=\"center\"><a href=\"https:\/\/firstmold.com\/ko\/tips\/warpage-in-injection-molding\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\ub4a4\ud2c0\ub9bc\/\ubcc0\ud615<\/strong><\/a><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>\ubc88 \ub9c8\ud06c<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><a href=\"https:\/\/firstmold.com\/ko\/tips\/splay-marks-silver-streaks-in-injeciton-molding\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\uc2a4\ud504\ub808\ub4dc \ub9c8\ud06c\/\uc740\uc0c9 \uc904\ubb34\ub2ac<\/strong><\/a><\/td><td class=\"has-text-align-center\" data-align=\"center\"><a href=\"https:\/\/firstmold.com\/ko\/tips\/black-spots-and-black-specks\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\ub2e4\ud06c \uc2a4\ud31f\/\uac80\uc740 \ubc18\uc810<\/strong><\/a><\/td><td class=\"has-text-align-center\" data-align=\"center\"><a href=\"https:\/\/firstmold.com\/ko\/tips\/flow-marks\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\ud750\ub984 \ud45c\uc2dc<\/strong><\/a><\/td><td class=\"has-text-align-center\" data-align=\"center\"><a href=\"https:\/\/firstmold.com\/ko\/tips\/bubbles\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Bubble<\/strong><\/a><\/td><td class=\"has-text-align-center\" data-align=\"center\"><a href=\"https:\/\/firstmold.com\/ko\/tips\/weld-lines\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\uc6a9\uc811 \ub77c\uc778<\/strong><\/a><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><a href=\"https:\/\/firstmold.com\/ko\/tips\/uneven-color-and-color-difference\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\uc0c9\uc0c1 \ucc28\uc774\/\uace0\ub974\uc9c0 \uc54a\uc740 \uc0c9\uc0c1<\/strong><\/a><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong><a href=\"https:\/\/firstmold.com\/ko\/tips\/ejector-pin-marks\/\">\uc774\uc81d\ud130 \ud540 \ub9c8\ud06c<\/a><\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><\/td><td class=\"has-text-align-center\" data-align=\"center\"><\/td><td class=\"has-text-align-center\" data-align=\"center\"><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-what-are-burn-marks-in-injection-molding\">\uc0ac\ucd9c \uc131\ud615\uc5d0\uc11c \ud654\uc0c1 \uc790\uad6d\uc774\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/h2>\n\n\n\n<p>\ubc88 \ub9c8\ud06c\ub294 \uc0ac\ucd9c \uc131\ud615 \uacf5\uc815 \uc911 \uae08\ud615 \ud658\uae30 \ubd88\ub7c9 \ub610\ub294 \ub108\ubb34 \ube60\ub978 \uc0ac\ucd9c\ub85c \uc778\ud574 \uae08\ud615 \ub0b4\ubd80\uc758 \uacf5\uae30\uac00 \ube60\uc838\ub098\uac08 \uc2dc\uac04\uc774 \uc5c6\uace0 \uace0\uc555\uc73c\ub85c \uac11\uc790\uae30 \uac00\uc5f4\ub418\uc5b4(\uadf9\ub2e8\uc801\uc778 \uacbd\uc6b0 \uc628\ub3c4\uac00 \ucd5c\ub300 3000\ub3c4\uae4c\uc9c0 \uc62c\ub77c\uac08 \uc218 \uc788\uc74c) \uae08\ud615\uc758 \uc720\ub85c \ub05d\uc774\ub098 \uac07\ud78c \uac00\uc2a4 \uc601\uc5ed\uc5d0 \ud615\uc131\ub418\ub294 \uc5b4\ub461\uac70\ub098 \uac80\uc740 \uc790\uad6d\uc744 \ub9d0\ud569\ub2c8\ub2e4. \uacfc\uc5f4\ub41c \uc555\ucd95 \uacf5\uae30\uac00 \uc6a9\uc735\ubb3c\uc744 \ud0dc\uc6b0\uac8c \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"613\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Burn-marks-on-the-rib-of-molded-plastic-part-1024x613.webp\" alt=\"\uc131\ud615 \ud50c\ub77c\uc2a4\ud2f1 \ubd80\ud488 \ub9ac\ube0c\uc758 \ud654\uc0c1 \uc790\uad6d\" class=\"wp-image-19417\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Burn-marks-on-the-rib-of-molded-plastic-part-1024x613.webp 1024w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Burn-marks-on-the-rib-of-molded-plastic-part-300x179.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Burn-marks-on-the-rib-of-molded-plastic-part-768x459.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Burn-marks-on-the-rib-of-molded-plastic-part-18x12.webp 18w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Burn-marks-on-the-rib-of-molded-plastic-part.webp 1100w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">\uc131\ud615 \ud50c\ub77c\uc2a4\ud2f1 \ubd80\ud488\uc758 \ub9ac\ube0c\uc5d0 \uc0dd\uae34 \ud654\uc0c1 \uc790\uad6d<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-do-burn-marks-affect-the-product\">\ud654\uc0c1 \uc790\uad6d\uc774 \uc81c\ud488\uc5d0 \uc601\ud5a5\uc744 \uc8fc\ub098\uc694?<\/h3>\n\n\n\n<p>\uc0ac\ucd9c \uc131\ud615 \ubd80\ud488\uc758 \ud654\uc0c1 \uc790\uad6d\uc740 \uc81c\ud488\uc758 \uc678\uad00\uacfc \ud488\uc9c8\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce60 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud654\uc0c1 \uc790\uad6d\uc774 \ubc1c\uc0dd\ud55c \ubd80\uc704\ub294 \uac80\uc740\uc0c9, \ub178\ub780\uc0c9\uc73c\ub85c \ubcc0\ud558\uac70\ub098 \uac70\uce60\uc5b4\uc9c0\ub294 \ub4f1 \uc0c9\uc0c1\uacfc \uc9c8\uac10\uc774 \ub2ec\ub77c\uc838 \uc81c\ud488\uc758 \ubbf8\uad00\uc744 \ud574\uce60 \uc218 \uc788\uc73c\uba70, \uc544\ub798 \uadf8\ub9bc\uacfc \uac19\uc774 \ud654\uc0c1 \uc790\uad6d\uc774 \ubc1c\uc0dd\ud55c \ud6c4\uc5d0\ub294 \uc678\uad00\uc5d0 \ud070 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4;<\/p>\n\n\n\n<p>\uc0ac\ucd9c \uc131\ud615 \ubd80\ud488\uc758 \ud654\uc0c1 \uc790\uad6d\uc740 \uc81c\ud488\uc758 \uc131\ub2a5\uacfc \uc2e0\ub8b0\uc131\uc5d0\ub3c4 \uc601\ud5a5\uc744 \ubbf8\uce60 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc601\ud5a5\uc744 \ubc1b\uc740 \ubd80\uc704\ub294 \uc0ac\ucd9c \uc131\ud615 \ubd80\ud488\uc758 \uac15\ub3c4, \ub0b4\uc5f4\uc131 \ub610\ub294 \ub0b4\uc2dd\uc131\uc744 \uac10\uc18c\uc2dc\ud0a4\ub294 \ub4f1 \ubb3c\ub9ac\uc801 \ubc0f \ud654\ud559\uc801 \ud2b9\uc131\uc744 \ubcc0\uacbd\ud558\uc5ec \uc81c\ud488\uc758 \uc0ac\uc6a9\uc131\uc5d0 \uc601\ud5a5\uc744 \uc904 \uc218 \uc788\uc2b5\ub2c8\ub2e4;<\/p>\n\n\n\n<p>\uc0ac\ucd9c \uc131\ud615 \ubd80\ud488\uc758 \ubc88 \ub9c8\ud06c\ub294 \uc0dd\uc0b0 \ud6a8\uc728\uc131\uacfc \ube44\uc6a9 \uad00\ub9ac\uc5d0\ub3c4 \uc601\ud5a5\uc744 \ubbf8\uce60 \uc218 \uc788\uc73c\uba70, \ubc88 \ub9c8\ud06c \ubb38\uc81c\ub294 \uc0ac\ucd9c \uc131\ud615 \ubd80\ud488\uc758 \ud3d0\uae30 \ub610\ub294 \uc7ac\uc791\uc5c5\uc73c\ub85c \uc774\uc5b4\uc838 \uc0dd\uc0b0 \ube44\uc6a9\uc744 \uc99d\uac00\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-causes-of-burn-marks\">\ud654\uc0c1 \uc790\uad6d\uc758 \uc6d0\uc778 <\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-1-equipment-related-factors\">1. \uc7a5\ube44 \uad00\ub828 \uc694\uc778<\/h3>\n\n\n\n<p>a) \uc5f4\uc804\ub300, \uc628\ub3c4 \uc81c\uc5b4 \uc2dc\uc2a4\ud15c \ubc0f \ub09c\ubc29 \uc2dc\uc2a4\ud15c\uc758 \uc624\uc791\ub3d9 \ub610\ub294 \uc190\uc0c1\uc73c\ub85c \uc778\ud574 \ubc30\ub7f4\uc774 \uad6d\ubd80\uc801\uc73c\ub85c \uacfc\uc5f4\ub418\ub294 \uacbd\uc6b0, <\/p>\n\n\n\n<p>b) \ub098\uc0ac, \ub2e4\uc774\ubc84\ud130 \uc154\ud2c0 \ubc0f \uccb4\ud06c \ub9c1\uc774 \uc190\uc0c1\ub418\uc5b4 \uc7ac\ub8cc\uac00 \uace0\uc815\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. <\/p>\n\n\n\n<p>c) \ub178\uc990\uacfc \uae08\ud615\uc758 \uba54\uc778 \ub7ec\ub108 \ubd80\uc2f1\uc774 \uc798 \ub9de\uc9c0 \uc54a\uc544 \ube44\uc815\uc0c1\uc801\uc778 \uc804\ub2e8\uc744 \uc720\ubc1c\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n<p>d) \ub098\uc0ac\uc640 \ubc30\ub7f4 \uc0ac\uc774\uc758 \ud2c8\uc0c8, \ubc30\ub7f4 \ub0b4 \ub098\uc0ac \uc5f0\uacb0\ubd80\uac00 \ub290\uc2a8\ud574\uc838 \uc7a5\uc2dc\uac04 \uac00\uc5f4\ub85c \uc778\ud55c \uc6a9\uc735\ubb3c \uc720\uc9c0 \ubc0f \ubd84\ud574\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <\/p>\n\n\n\n<p>e) \ub098\uc0ac \ud648\uc774\ub098 \ubc30\ub7f4 \uc804\uba74\uc5d0 \uae08\uc18d \uc774\ubb3c\uc9c8\uc774 \ub07c\uc5b4 \ube44\uc815\uc0c1\uc801\uc778 \uc7ac\ub8cc \ubc30\ucd9c \ubc0f \uc7ac\ub8cc \ubd84\ud574\ub97c \uc720\ubc1c\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-2-mold-related-factors\">2. \uacf0\ud321\uc774 \uad00\ub828 \uc694\uc778<\/h3>\n\n\n\n<p>a) \uae08\ud615 \ud658\uae30 \ubd88\ub7c9, \ud50c\ub77c\uc2a4\ud2f1\uc758 \ub2e8\uc5f4 \uc555\ucd95, \uace0\uc628 \uace0\uc555\uc5d0\uc11c \uc0b0\uc18c\uc640 \uaca9\ub82c\ud55c \ubc18\uc751\uc73c\ub85c \uc778\ud55c \uc5f0\uc18c.<\/p>\n\n\n\n<p>b) \uac8c\uc774\ud2b8 \uc124\uacc4 \ubc0f \uc704\uce58\ub294 \uae08\ud615 \uc124\uacc4 \uc2dc \uc6a9\uc735\ubb3c \ud750\ub984 \uc0c1\ud0dc\uc640 \uae08\ud615 \ud658\uae30 \uc131\ub2a5\uc744 \ucda9\ubd84\ud788 \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>c) \uae08\ud615 \ud658\uae30\uac00 \ubd88\ucda9\ubd84\ud558\uac70\ub098 \uc798\ubabb\ub41c \uc704\uce58, \ub108\ubb34 \ube60\ub978 \ucda9\uc804 \uc18d\ub3c4\ub85c \uc778\ud574 \uae08\ud615 \ub0b4\ubd80\uc758 \ub2e8\uc5f4 \uc555\ucd95 \uacf5\uae30\uac00 \uace0\uc628 \uac00\uc2a4\ub97c \uc0dd\uc131\ud558\uc5ec \uc218\uc9c0\uac00 \ubd84\ud574\ub418\uace0 \ud0c4\ud654\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>d) \uae08\ud615 \ud658\uae30\uad6c\uac00 \uae08\ud615 \ud45c\uba74\uc758 \uc774\ud615\uc81c \ubc0f \ubd88\uc21c\ubb3c\uc5d0 \uc758\ud574 \ub9c9\ud600 \ud1b5\ud48d\uc774 \uc81c\ub300\ub85c \uc774\ub8e8\uc5b4\uc9c0\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-3-molding-process-related-factors\">3. \uc131\ud615 \uacf5\uc815 \uad00\ub828 \uc694\uc18c<\/h3>\n\n\n\n<p>a) \ud654\uc0c1 \uc790\uad6d\uc73c\ub85c \uc774\uc5b4\uc9c0\ub294 \uc6a9\uc735 \uace8\uc808<\/p>\n\n\n\n<p>\uc6a9\uc735 \uace8\uc808\uc740 \uc6a9\uc735\ubb3c\uc774 \ube60\ub978 \uc18d\ub3c4\uc640 \uc555\ub825\uc73c\ub85c \ud070 \uad6c\uba4d\uc5d0 \uc8fc\uc785\ub420 \ub54c \ubc1c\uc0dd\ud560 \uc218 \uc788\uc73c\uba70, \ud2b9\ud788 \uc18c\ub7c9\uc758 \uc6a9\uc735\ubb3c\uc774 \ud070 \uad6c\uba4d\uc5d0 \uc8fc\uc785\ub420 \ub54c \ud45c\uba74\uc774 \uac00\ub85c \uace8\uc808\uc744 \uacbd\ud5d8\ud558\uace0 \ubb3c\uc9d1\uc774 \ud615\uc131\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc774 \ud604\uc0c1\uc740 \ud3f4\ub9ac\uba38 \uc6a9\uc735\ubb3c\uc758 \ud0c4\uc131 \ubcc0\ud615\uc73c\ub85c \uc778\ud574 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc6a9\uc735\ubb3c\uc774 \ubc30\ub7f4 \ub0b4\uc5d0\uc11c \ud750\ub974\uba74\uc11c \ub9c8\ucc30\uc774 \uc2ec\ud558\uace0 \uc720\uc18d\uc774 \ub290\ub9b0 \ubc30\ub7f4 \ubcbd \uadfc\ucc98\uc758 \ubd80\ubd84\uc740 \uc0c1\ub2f9\ud55c \uc751\ub825\uc744 \ubc1b\uac8c \ub429\ub2c8\ub2e4. \ubc30\ucd9c \uc2dc \uc774 \uc751\ub825\uc740 \uc0ac\ub77c\uc9c0\uc9c0\ub9cc \uc911\uc559 \uc6a9\uc735\ubb3c\uc740 \uacc4\uc18d \uace0\uc18d\uc73c\ub85c \ud750\ub974\uba74\uc11c \ub290\ub9ac\uac8c \uc6c0\uc9c1\uc774\ub294 \uc8fc\ubcc0 \uc6a9\uc735\ubb3c\uc744 \ub04c\uc5b4\ub2f9\uae41\ub2c8\ub2e4. \uc774\ub85c \uc778\ud574 \uc720\uc18d\uc774 \ube60\ub974\uac8c \uc7ac\uc870\uc815\ub418\uace0 \uc6a9\uc735\ubb3c \uc804\uccb4\uc5d0 \uc0c1\ub2f9\ud55c \uc751\ub825 \ubcc0\ub3d9\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc751\ub825\uc774 \uc6a9\uc735\ubb3c\uc758 \uacac\ub51c \uc218 \uc788\ub294 \uc6a9\ub7c9\uc744 \ucd08\uacfc\ud558\uba74 \uc6a9\uc735\ubb3c \ud30c\ub2e8\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>b) \uc0ac\ucd9c \uc18d\ub3c4\uc758 \uc601\ud5a5<\/p>\n\n\n\n<p>\uc6a9\uc735\ubb3c\uc774 \ub290\ub9b0 \uc18d\ub3c4\ub85c \uce90\ube44\ud2f0\uc5d0 \uc8fc\uc785\ub420 \ub54c \uc6a9\uc735\ubb3c\uc758 \ud750\ub984 \uc0c1\ud0dc\ub294 \uce35\ub958\uc785\ub2c8\ub2e4. <a href=\"https:\/\/firstmold.com\/ko\/guides\/injection-speed-and-injection-pressure\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\uc0ac\ucd9c \uc18d\ub3c4<\/strong><\/a> \uac00 \uc77c\uc815 \uc218\uc900\uae4c\uc9c0 \uc99d\uac00\ud558\uba74 \ud750\ub984 \uc0c1\ud0dc\uac00 \uc810\ucc28 \ub09c\ub958\uac00 \ub429\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uce35\ub958 \uc870\uac74\uc5d0\uc11c \ud615\uc131\ub41c \ud50c\ub77c\uc2a4\ud2f1 \ubd80\ud488\uc740 \ud45c\uba74\uc774 \ub354 \ub9e4\ub044\ub7fd\uace0 \ubc1d\uc740 \ubc18\uba74 \ub09c\ub958 \uc870\uac74\uc5d0\uc11c\ub294 \ud45c\uba74 \ube14\ub9ac\uc2a4\ud130\uac00 \ubc1c\uc0dd\ud560 \uac00\ub2a5\uc131\uc774 \ub192\uc744 \ubfd0\ub9cc \uc544\ub2c8\ub77c \ud50c\ub77c\uc2a4\ud2f1 \ubd80\ud488 \ub0b4\ubd80\uc5d0 \uac00\uc2a4 \ud3ec\ucf13\uc774 \ud615\uc131\ub420 \uac00\ub2a5\uc131\ub3c4 \ub354 \ub192\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc0ac\ucd9c \uc18d\ub3c4\uac00 \ub108\ubb34 \ube68\ub77c\uc11c\ub294 \uc548 \ub418\uba70, \uce35\ub958 \uc870\uac74\uc5d0\uc11c \uc6a9\uc735\ubb3c\uc774 \uae08\ud615\uc744 \ucc44\uc6b0\ub3c4\ub85d \uc81c\uc5b4\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>c) \uc6a9\uc735\ubb3c\uc758 \uc628\ub3c4\uac00 \ub108\ubb34 \ub192\uc73c\uba74 \uc6a9\uc735\ubb3c\uc774 \ubd84\ud574\ub418\uc5b4 \uc22f\uc774 \ub418\uc5b4 \ud50c\ub77c\uc2a4\ud2f1 \ubd80\ud488 \ud45c\uba74\uc5d0 \ubb3c\uc9d1\uc774 \uc0dd\uae38 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>d) \uc7a5\uc2dc\uac04 \uc0ac\uc774\ud074 \ub3d9\uc548 \ubc30\ub7f4\uc5d0 \uc9c0\ub098\uce58\uac8c \uae34 \uccb4\ub958 \uc2dc\uac04\uc73c\ub85c \uc778\ud55c \uc7ac\ub8cc \ubd84\ud574.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-4-impact-of-raw-materials\">4. \uc6d0\uc7ac\ub8cc\uc758 \uc601\ud5a5 <\/h3>\n\n\n\n<p>a) \uc6d0\uc7ac\ub8cc\uc5d0 \uc218\ubd84 \ubc0f \ud718\ubc1c\uc131 \ubb3c\uc9c8 \ud568\ub7c9\uc774 \ub192\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>b) \uc6a9\uc735 \uc9c0\uc218\uac00 \ub192\uace0 \uc6a9\uc735\ubb3c\uc758 \uc720\ub3d9\uc131\uc774 \uc6b0\uc218\ud558\uc5ec \uac00\uc2a4 \ubc30\ucd9c\uc774 \uc5b4\ub835\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>c) \ud50c\ub77c\uc2a4\ud2f1 \ucca8\uac00\uc81c, \ud718\ubc1c\uc131 \ubb3c\uc9c8\uc774 \ud3ec\ud568\ub41c \ucc29\uc0c9\uc81c, \uace0\uc628\uc5d0 \uacac\ub514\uc9c0 \ubabb\ud574 \ubd84\ud574\ub418\ub294 \uc2b5\uae30.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-improvement-measures-for-burn-marks\">\ud654\uc0c1 \uc790\uad6d \uac1c\uc120 \uc870\uce58<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-1-burn-marks-occur-during-empty-injections\">1. \ube48 \uc8fc\uc0ac\uc81c \uc8fc\uc785 \uc2dc \ud654\uc0c1 \uc790\uad6d \ubc1c\uc0dd <\/h3>\n\n\n\n<p>a) \ub178\uc990\uc774 \ub9c9\ud614\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n<p>b) \ub098\uc0ac, \uccb4\ud06c \ub9c1, \ubc30\ub7f4 \ub4f1\uc5d0 \uc190\uc0c1\uc774 \uc788\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n<p>c) \uac00\uc5f4 \uc2dc\uc2a4\ud15c, \uc628\ub3c4 \uc13c\uc11c \ub77c\uc778, \uc5f4\uc804\ub300, \uac00\uc5f4 \ub9c1, \uac00\uc18c\ud654 \uc628\ub3c4 \uc124\uc815\uc5d0 \uc774\uc0c1\uc774 \uc5c6\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n<p>d) \uc6d0\uc7ac\ub8cc\uc778 \uceec\ub7ec \ud30c\uc6b0\ub354, \ub9c8\uc2a4\ud130 \ubc30\uce58 \ub4f1\uc5d0 \uc27d\uac8c \ubd84\ud574\ub418\ub294 \ubb3c\uc9c8\uc774 \ud3ec\ud568\ub418\uc5b4 \uc788\ub294\uc9c0 \ud655\uc778\ud558\uace0 \ubb38\uc81c\ub97c \uc81c\uac70\ud558\uae30 \uc704\ud574 \ub2e4\ub978 \uc7ac\ub8cc\ub85c \uad50\uccb4\ud558\ub294 \uac83\uc744 \uace0\ub824\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n<p>e) \ubc30\uc555\uc774 \ub108\ubb34 \ub192\uac70\ub098 \ubcf4\uad00 \ud68c\uc804 \uc18d\ub3c4\uac00 \ub108\ubb34 \ube60\ub974\uac70\ub098 \uac00\uc18c\ud654 \uc804 \uc2dc\uac04\uc774 \ub108\ubb34 \uae38\uc5b4 \uc6d0\ub8cc\uac00 \ubd84\ud574\ub418\uace0 \ud0c4\ud654\ub418\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-2-burn-marks-in-the-mold\">2. \uae08\ud615\uc758 \ud654\uc0c1 \uc790\uad6d <\/h3>\n\n\n\n<p>a) \ub300\uc0c1 <a href=\"https:\/\/firstmold.com\/ko\/hot-runner-mold-making\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\ud56b \ub7ec\ub108 \ubab0\ub4dc<\/strong><\/a>, \ub97c \ud074\ub9ad\ud558\uace0 \ud56b \ub7ec\ub108 \uc790\uccb4\uc640 \uc628\ub3c4 \uc81c\uc5b4 \uc7a5\uce58\uc5d0 \uc774\uc0c1\uc774 \uc788\ub294\uc9c0 \ud655\uc778\ud558\uc138\uc694.<\/p>\n\n\n\n<p>b) \ucf5c\ub4dc\ub7ec\ub108 \ubab0\ub4dc\uc758 \uacbd\uc6b0, \ub7ec\ub108\uc640 \uac8c\uc774\ud2b8\uc758 \uc190\uc0c1 \uc5ec\ubd80 \ub4f1\uc744 \ud655\uc778\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-3-burn-marks-on-the-product\">3. \uc81c\ud488\uc758 \ud654\uc0c1 \uc790\uad6d <\/h3>\n\n\n\n<p>a) \uc81c\ud488 \uac00\uc7a5\uc790\ub9ac\uc5d0 \ud654\uc0c1 \uc790\uad6d\uc774 \uc0dd\uae30\uba74 \ud1b5\ud48d\uc744 \ub298\ub9ac\uace0 \uc0ac\ucd9c \uc18d\ub3c4\ub97c \uc904\uc774\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4. <\/p>\n\n\n\n<p>b) \uc81c\ud488 \uc911\uac04\uc5d0 \ubc88 \ub9c8\ud06c\uac00 \ubc1c\uc0dd\ud558\uba74 \ubc30\uae30 \uc778\uc11c\ud2b8\ub97c \ubcc0\uacbd\ud558\uac70\ub098 \ubc30\uae30 \uc774\uc81d\ud130 \ud540\uc744 \ucd94\uac00\ud558\uace0 \uacf5\uc815\uc5d0\uc11c \uc138\uadf8\uba3c\ud2b8 \uc0ac\ucd9c\uc744 \uc0ac\uc6a9\ud558\uc5ec \ubc88 \ub9c8\ud06c \uc704\uce58\uc5d0\uc11c \uc0ac\ucd9c \uc18d\ub3c4\ub97c \uc904\uc774\ub294 \uac83\uc744 \uace0\ub824\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p> c) \uc81c\ud488 \uaf2c\ub9ac \ubd80\ubd84\uc5d0 \ud654\uc0c1 \uc790\uad6d\uc774 \ubc1c\uc0dd\ud558\uba74 \uae08\ud615\uc758 \ud1b5\ud48d\uad6c \ud648\uc744 \uccad\uc18c\ud558\uace0 \ud074\ub7a8\ud551 \ud798\uc744 \uc904\uc774\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-case-analysis-of-burn-marks\">\ud654\uc0c1 \uc790\uad6d \uc0ac\ub840 \ubd84\uc11d<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"514\" src=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Case-image-of-product-burn-marks-1024x514.webp\" alt=\"\uc81c\ud488 \ud654\uc0c1 \uc790\uad6d\uc774 \uc788\ub294 \ucf00\uc774\uc2a4 \uc774\ubbf8\uc9c0\" class=\"wp-image-19418\" srcset=\"https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Case-image-of-product-burn-marks-1024x514.webp 1024w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Case-image-of-product-burn-marks-300x151.webp 300w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Case-image-of-product-burn-marks-768x386.webp 768w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Case-image-of-product-burn-marks-18x9.webp 18w, https:\/\/firstmold.com\/wp-content\/uploads\/2024\/05\/Case-image-of-product-burn-marks.webp 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">\uc81c\ud488 \ud654\uc0c1 \uc790\uad6d\uc774 \uc788\ub294 \ucf00\uc774\uc2a4 \uc774\ubbf8\uc9c0<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-product-introduction\">\uc81c\ud488 \uc18c\uac1c<\/h3>\n\n\n\n<p>\uc704 \uc774\ubbf8\uc9c0\ub294 \uc81c\ud488 \ud654\uc0c1 \uc790\uad6d\uc774 \uc788\ub294 \uacbd\uc6b0\ub97c \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. \uc624\ub978\ucabd \uc774\ubbf8\uc9c0\ub294 \uc67c\ucabd \uc774\ubbf8\uc9c0\ub97c \ud074\ub85c\uc988\uc5c5\ud55c \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc81c\ud488 \uc7ac\uc9c8\uc740 \ub450\uaebc\uc6b4 \ubcbd\uacfc 2\ucc28 \uc678\uad00 \ud45c\uba74\uc744 \uac00\uc9c4 \ucee4\ub125\ud130 \uc81c\ud488\uc758 \uc77c\uc885\uc778 PBT\uc785\ub2c8\ub2e4. \uace0\uac1d\uc758 \uace0\ud488\uc9c8 \uc694\uad6c \uc0ac\ud56d\uc73c\ub85c \uc778\ud574 \uc81c\ud488\uc758 \ub208\uc5d0 \ub744\ub294 \ud45c\uba74 \uacb0\ud568\uc740 \ud5c8\uc6a9\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc131\ud615 \uc870\uac74\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>a. \uae08\ud615 \uc131\ud615 \uc628\ub3c4 : 60 ~ 80 \u2103.<\/p>\n\n\n\n<p>b. \uc7ac\ub8cc \uc628\ub3c4: 240~260\u2103.<\/p>\n\n\n\n<p>c. 3\ub2e8\uacc4 \uc0ac\ucd9c \uc18d\ub3c4: 1\ub2e8\uacc4 180mm\/s, 2\ub2e8\uacc4 135mm\/s, 3\ub2e8\uacc4 40mm\/s.<\/p>\n\n\n\n<p>d. \uc8fc\uc785 \uc2dc\uac04: 1.5~3\ucd08.<\/p>\n\n\n\n<p>e. \uc0ac\ucd9c \uc555\ub825: 1300~1500kgf\/cm\u00b2.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-product-issues\">\uc81c\ud488 \ubb38\uc81c<\/h3>\n\n\n\n<p>\uc81c\ud488 \uc774\ubbf8\uc9c0\uc5d0 \ube68\uac04\uc0c9 \uc6d0 \uc548\ucabd\uc5d0 \uc57d\uac04\uc758 \ud654\uc0c1 \uc790\uad6d\uc774 \uc788\ub294\ub370, \uc774\ub294 \uace0\uac1d\uc774 \uc218\ub77d\ud558\uc9c0 \uc54a\uc740 \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-reasons-and-strategies\">\uc774\uc720\uc640 \uc804\ub7b5<\/h3>\n\n\n\n<p><strong>(1) \uc6d0\uc778 \ubd84\uc11d<\/strong><\/p>\n\n\n\n<p>\ucd08\uae30 <a href=\"https:\/\/firstmold.com\/ko\/guides\/what-is-mold-trial\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>\ubab0\ub4dc \ud3c9\uac00\ud310<\/strong><\/a>\ud750\ub984 \ud15c\ud50c\ub9bf\uc744 \ubd84\uc11d\ud55c \uacb0\uacfc, \uc81c\ud488\uc758 \ucd5c\uc885 \uc6a9\uc735 \ub77c\uc778\uc5d0 \uc788\ub294 \ud654\uc0c1 \uc790\uad6d\uc758 \uc704\uce58\ub294 \uc8fc\ub85c \uac00\uc2a4\uac00 \uae08\ud615 \uce90\ube44\ud2f0\uc758 \ud45c\uc2dc\ub41c \uc704\uce58\uc5d0\uc11c \ube60\uc838\ub098\uac00\uc9c0 \ubabb\ud574 \uac07\ud78c \uac00\uc2a4 \ud654\uc0c1 \uc790\uad6d\uc774 \ubc1c\uc0dd\ud55c \uac83\uc73c\ub85c \ub098\ud0c0\ub0ac\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p><strong>(2) \uc194\ub8e8\uc158 \uc804\ub7b5<\/strong><\/p>\n\n\n\n<p>\uc81c\ud488 \ubc0f \uae08\ud615 \uad6c\uc870\ub294 \uc774\ubbf8 \uace0\uac1d\uc774 \ud655\uc778\ud55c \uc0c1\ud0dc\uc774\ubbc0\ub85c \ubcc0\uacbd\ud560 \uc218 \uc5c6\uc73c\ubbc0\ub85c \uae08\ud615 \ud1b5\ud48d \ubc0f \uc0ac\ucd9c \uc131\ud615 \uacf5\uc815\uc744 \uc870\uc815\ud558\ub294 \ubc29\ubc95\uc73c\ub85c\ub9cc \ubb38\uc81c\ub97c \ud574\uacb0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uae08\ud615 \ud750\ub984 \uacbd\ub85c, \uae08\ud615 \ubd84\ub9ac \ud45c\uba74 \ubc0f \uc774\uc81d\ud130 \ud540\uc758 \ubca4\ud2b8 \uc2ac\ub86f\uc744 \ucd5c\ub300\ud55c \ud655\uc7a5\ud558\uc5ec \uc5d4\ub4dc \ubca4\ud2b8 \uc591\uc744 \uc904\uc5ec \ud654\uc0c1 \uc790\uad6d\uc758 \uc2ec\uac01\uc131\uc744 \uc644\ud654\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc0ac\ucd9c \uc131\ud615 \uacf5\uc815\uc744 \ub2e4\ub2e8\uacc4 \uc0ac\ucd9c\ub85c \uc870\uc815\ud569\ub2c8\ub2e4. \uc81c\ud488\uc758 \ub450\uaed8\ub85c \uc778\ud574 \ub9c8\uc9c0\ub9c9 \ub450 \ub2e8\uacc4\uc758 \uc0ac\ucd9c\uc5d0\uc11c\ub294 \uc800\uc18d \ub610\ub294 \ub354 \ub0ae\uc740 \uc18d\ub3c4\ub97c \uc0ac\uc6a9\ud558\uc5ec \ud654\uc0c1 \uc790\uad6d\uc758 \uc2ec\uac01\uc131\uc744 \uc904\uc774\uc138\uc694.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-final-words\">\ub9c8\uc9c0\ub9c9 \ub9d0<\/h2>\n\n\n\n<p>\ub9e4\uc77c \ubd80\uc9c0\ub7f0\ud788 \uc77c\ud558\uace0 \uc788\ub294 \ud37c\uc2a4\ud2b8\ubab0\ub4dc\uc758 \uc774\uc601\uc785\ub2c8\ub2e4. \ucc45, \ub9e4\ub274\uc5bc, \uc6cc\ud06c\uc0f5 \uc2e4\ubb34 \uacbd\ud5d8\uc744 \ubc14\ud0d5\uc73c\ub85c \uc27d\uac8c \ucc38\uace0\ud558\uace0 \ubc30\uc6b8 \uc218 \uc788\ub3c4\ub85d \ub9ce\uc740 \uc791\uc5c5 \uacbd\ud5d8\uc744 \uc694\uc57d\ud588\uc2b5\ub2c8\ub2e4. \uc0ac\ucd9c \uc131\ud615, \uae08\ud615, \uc81c\ud488 \uad6c\uc870 \uc124\uacc4 \ubc0f \uae08\ud615 \uc124\uacc4\uc5d0 \ub300\ud574 \ubc30\uc6b0\ub294 \uc0ac\ub78c\ub4e4\uc5d0\uac8c\ub294 \ub354 \ub9ce\uc774 \uc77d\uace0, \uc5f0\uc2b5\ud558\uace0, \uc2dc\ub3c4\ud558\uace0, \uc2e4\ud328\ub97c \ub450\ub824\uc6cc\ud558\uc9c0 \uc54a\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. 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