{"id":1750,"date":"2024-09-05T09:42:18","date_gmt":"2024-09-05T01:42:18","guid":{"rendered":"https:\/\/www.chuxin-smt.com\/?p=1750"},"modified":"2025-03-13T18:12:13","modified_gmt":"2025-03-13T10:12:13","slug":"why-should-we-use-lead-free-technology%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.chuxin-smt.com\/ko\/why-should-we-use-lead-free-technology%ef%bc%9f\/","title":{"rendered":"\ubb34\uc5f0 \uae30\uc220\uc744 \uc0ac\uc6a9\ud574\uc57c \ud558\ub294 \uc774\uc720\ub294 \ubb34\uc5c7\uc778\uac00\uc694?"},"content":{"rendered":"<p>1. \uc0ac\uc6a9\ud574\uc57c \ud558\ub294 \uc774\uc720 <span style=\"color: #ff9900;\"><a style=\"color: #ff9900;\" href=\"https:\/\/www.chuxin-smt.com\/ko\/abouts\/\">\ubb34\uc5f0 \uae30\uc220<\/a><\/span>?<br \/>\n\ub0a9\uc740 \ub3c5\uc131\uc774 \uc788\ub294 \uc911\uae08\uc18d\uc785\ub2c8\ub2e4. \uc778\uccb4\uc5d0 \ub0a9\uc774 \uacfc\ub3c4\ud558\uac8c \ud761\uc218\ub418\uba74 \uc911\ub3c5\uc744 \uc77c\uc73c\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc18c\ub7c9\uc758 \ub0a9\uc744 \uc12d\ucde8\ud558\uba74 \uc778\uac04\uc758 \uc9c0\ub2a5, \uc2e0\uacbd\uacc4, \uc0dd\uc2dd\uacc4\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce60 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc804 \uc138\uacc4 \uc804\uc790 \uc870\ub9bd \uc0b0\uc5c5\uc740 \ub9e4\ub144 \uc57d 6\ub9cc \ud1a4\uc758 \ub55c\ub0a9\uc744 \uc18c\ube44\ud558\uba70, \uadf8 \uc591\uc740 \ud574\ub9c8\ub2e4 \uc99d\uac00\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub85c \uc778\ud574 \ubc1c\uc0dd\ud558\ub294 \ub0a9\uc5fc\uc774 \ud3ec\ud568\ub41c \uc0b0\uc5c5 \uc2ac\ub798\uadf8\ub294 \ud658\uacbd\uc744 \uc2ec\uac01\ud558\uac8c \uc624\uc5fc\uc2dc\ud0b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \ub0a9 \uc0ac\uc6a9\uc744 \uc904\uc774\ub294 \uac83\uc774 \uc804 \uc138\uacc4\uc801\uc73c\ub85c \uad00\uc2ec\uc758 \ucd08\uc810\uc774 \ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc720\ub7fd\uacfc \uc77c\ubcf8\uc758 \ub9ce\uc740 \ub300\uae30\uc5c5\ub4e4\uc740 \ubb34\uc5f0 \ub300\uccb4 \ud569\uae08 \uac1c\ubc1c\uc5d0 \ubc15\ucc28\ub97c \uac00\ud558\uace0 \uc788\uc73c\uba70 2002\ub144\ubd80\ud130 \uc804\uc790 \uc81c\ud488 \uc870\ub9bd\uc5d0 \ub0a9 \uc0ac\uc6a9\uc744 \uc810\uc9c4\uc801\uc73c\ub85c \uc904\uc5ec\ub098\uac08 \uacc4\ud68d\uc785\ub2c8\ub2e4. 2004\ub144\uae4c\uc9c0 \ub0a9\uc744 \uc644\uc804\ud788 \uc81c\uac70\ud560 \uacc4\ud68d\uc785\ub2c8\ub2e4. (\uc804\ud1b5\uc801\uc778 \ub55c\ub0a9 \uad6c\uc131\uc740 63Sn\/37Pb\uc785\ub2c8\ub2e4. \ud604\uc7ac \uc804\uc790 \uc870\ub9bd \uc0b0\uc5c5\uc5d0\uc11c\ub294 \ub0a9\uc774 \ub110\ub9ac \uc0ac\uc6a9\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4).<\/p>\n<p>2. \ubb34\uc5f0 \ub300\uccb4\ud488\uc5d0 \ub300\ud55c \uc694\uad6c \uc0ac\ud56d:<br \/>\n1). \uac00\uaca9: \ub9ce\uc740 \uc81c\uc870\uc5c5\uccb4\ub294 \uac00\uaca9\uc774 63Sn\/37Pn\ubcf4\ub2e4 \ub192\uc744 \uc218 \uc5c6\ub2e4\uace0 \uc694\uad6c\ud558\uc9c0\ub9cc \ud604\uc7ac \ubb34\uc5f0 \ub300\uccb4\ud488\uc758 \uc644\uc81c\ud488\uc740 63Sn\/37Pb\ubcf4\ub2e4 35% \ub354 \ub192\uc2b5\ub2c8\ub2e4.<br \/>\n2). \uc735\uc810: \ub300\ubd80\ubd84\uc758 \uc81c\uc870\uc5c5\uccb4\ub294 \uc804\uc790 \uc7a5\ube44\uc758 \uc791\ub3d9 \uc694\uac74\uc744 \ucda9\uc871\ud558\uae30 \uc704\ud574 \ucd5c\uc18c 150\u00b0C\uc758 \uace0\uccb4\uc0c1 \uc628\ub3c4\ub97c \uc694\uad6c\ud569\ub2c8\ub2e4. \uc561\uc0c1 \uc628\ub3c4\ub294 \ud2b9\uc815 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \ub530\ub77c \ub2e4\ub985\ub2c8\ub2e4.<br \/>\n\uc6e8\uc774\ube0c \uc194\ub354\ub9c1 \ub0a9\ub55c\ubd09: \uc6e8\uc774\ube0c \uc194\ub354\ub9c1\uc744 \uc131\uacf5\uc801\uc73c\ub85c \ub2ec\uc131\ud558\ub824\uba74 \uc561\uc0c1 \uc628\ub3c4\uac00 265\u00b0C\ubcf4\ub2e4 \ub0ae\uc544\uc57c \ud569\ub2c8\ub2e4.<br \/>\n\uc218\ub3d9 \ub0a9\ub55c \uc194\ub354 \uc640\uc774\uc5b4: \uc561\uc0c1 \uc628\ub3c4\ub294 \ub0a9\ub55c \uc778\ub450\uc758 \uc791\ub3d9 \uc628\ub3c4 345\u00b0C\ubcf4\ub2e4 \ub0ae\uc544\uc57c \ud569\ub2c8\ub2e4.<br \/>\n\uc194\ub354 \ud398\uc774\uc2a4\ud2b8: \uc561\uc0c1 \uc628\ub3c4\ub294 250\u00b0C\ubcf4\ub2e4 \ub0ae\uc544\uc57c \ud569\ub2c8\ub2e4.<br \/>\n3). \uc804\uae30 \uc804\ub3c4\ub3c4.<br \/>\n4). \uc5f4 \uc804\ub3c4\uc131\uc774 \uc6b0\uc218\ud569\ub2c8\ub2e4.<br \/>\n5). \uc791\uc740 \uace0\uccb4-\uc561\uccb4 \uacf5\uc874 \ubc94\uc704: \ub300\ubd80\ubd84\uc758 \uc804\ubb38\uac00\ub4e4\uc740 \uc88b\uc740 \uc194\ub354 \uc870\uc778\ud2b8\ub97c \ud615\uc131\ud558\uae30 \uc704\ud574 \uc774 \uc628\ub3c4 \ubc94\uc704\ub97c 10\u00b0C \uc774\ub0b4\ub85c \uc81c\uc5b4\ud560 \uac83\uc744 \uad8c\uc7a5\ud569\ub2c8\ub2e4. \ud569\uae08 \uc751\uace0 \ubc94\uc704\uac00 \ub108\ubb34 \ub113\uc73c\uba74 \uc194\ub354 \uc870\uc778\ud2b8 \uade0\uc5f4\uc774 \ubc1c\uc0dd\ud558\uc5ec \uc804\uc790 \uc81c\ud488\uc774 \uc870\uae30\uc5d0 \uc190\uc0c1\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<br \/>\n6). \ub0ae\uc740 \ub3c5\uc131: \ud569\uae08 \uc131\ubd84\uc740 \ubb34\ub3c5\uc131\uc774\uc5b4\uc57c \ud569\ub2c8\ub2e4.<br \/>\n7). \uc6b0\uc218\ud55c \uc2b5\uc724\uc131.<br \/>\n8). \uc6b0\uc218\ud55c \ubb3c\ub9ac\uc801 \ud2b9\uc131(\uac15\ub3c4, \uc778\uc7a5, \ud53c\ub85c): \ud569\uae08\uc740 Sn63\/Pb37\uc774 \ub2ec\uc131\ud560 \uc218 \uc788\ub294 \uac15\ub3c4\uc640 \uc2e0\ub8b0\uc131\uc744 \uc81c\uacf5\ud560 \uc218 \uc788\uc5b4\uc57c \ud558\uba70, \uad00\ud1b5 \uc7a5\uce58\uc5d0 \ub3cc\ucd9c\ub41c \ud544\ub81b \uc6a9\uc811\ubd80\uac00 \uc5c6\uc5b4\uc57c \ud569\ub2c8\ub2e4.<br \/>\n9). \uc0dd\uc0b0\uc758 \ubc18\ubcf5\uc131, \uc194\ub354 \uc870\uc778\ud2b8\uc758 \uc77c\uad00\uc131: \uc804\uc790 \uc870\ub9bd \uacf5\uc815\uc740 \ub300\ub7c9 \uc0dd\uc0b0 \uacf5\uc815\uc774\uae30 \ub54c\ubb38\uc5d0 \ubc18\ubcf5\uc131\uacfc \uc77c\uad00\uc131\uc774 \ub192\uc740 \uc218\uc900\uc73c\ub85c \uc720\uc9c0\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc77c\ubd80 \ud569\uae08 \ubd80\ud488\uc774 \ub300\ub7c9 \uc0dd\uc0b0 \uc870\uac74\uc5d0\uc11c \ubc18\ubcf5\uc801\uc73c\ub85c \uc81c\uc870\ud560 \uc218 \uc5c6\uac70\ub098 \ub300\ub7c9 \uc0dd\uc0b0 \uc911 \ubd80\ud488\uc758 \ubcc0\ud654\ub85c \uc778\ud574 \uc735\uc810\uc774 \ud06c\uac8c \ubcc0\ud558\ub294 \uacbd\uc6b0, \ud574\ub2f9 \ubd80\ud488\uc740 \uace0\ub824\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<br \/>\n10). \uc194\ub354 \uc870\uc778\ud2b8\uc758 \uc678\uad00: \uc194\ub354 \uc870\uc778\ud2b8\uc758 \ubaa8\uc591\uc740 \uc8fc\uc11d\/\ub0a9 \uc194\ub354\uc758 \ubaa8\uc591\uacfc \ube44\uc2b7\ud574\uc57c \ud569\ub2c8\ub2e4.<br \/>\n11). \uacf5\uae09 \uc6a9\ub7c9.<br \/>\n12). \ub0a9\uacfc\uc758 \ud638\ud658\uc131: \ub2e8\uae30\uac04\uc5d0 \ubb34\uc5f0 \uc2dc\uc2a4\ud15c\uc73c\ub85c \uc644\uc804\ud788 \uc804\ud658\ub418\uc9c0\ub294 \uc54a\uc744 \uac83\uc774\ubbc0\ub85c, PCB \ud328\ub4dc\uc640 \ubd80\ud488 \ub2e8\uc790\uc5d0\ub294 \uc5ec\uc804\ud788 \ub0a9\uc774 \uc0ac\uc6a9\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc194\ub354\uc5d0 \ub2e4\uc774\uc544\ubaac\ub4dc\ub97c \ucca8\uac00\ud558\uba74 \uc194\ub354 \ud569\uae08\uc758 \uc735\uc810\uc774 \ub9e4\uc6b0 \ub0ae\uc544\uc9c0\uace0 \uac15\ub3c4\uac00 \ud06c\uac8c \uac10\uc18c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>3. \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \uba87 \uac00\uc9c0 \ubb34\ub0a9 \ub300\uccb4\ud488:<br \/>\n1). \uc194\ub354 \ud398\uc774\uc2a4\ud2b8\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ud569\uae08: 96, 5Sn\/3, 5Ag \uc735\uc810\uc740 221\u2103 95, 5Sn\/4, 0Ag\/0, 5Cu \uc735\uc810\uc740 217\u2103\uc785\ub2c8\ub2e4.<br \/>\n2). \uc6e8\uc774\ube0c \uc194\ub354\ub9c1 \ubc0f \uc218\ub3d9 \uc194\ub354\ub9c1\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ud569\uae08 \uc194\ub354: 99, 3Sa\/0, 7Cu \uc735\uc810\uc740 227\u2103\uc785\ub2c8\ub2e4.<br \/>\n(\uc7ac\ub8cc \uce21\uba74\uc5d0\uc11c \uc5ec\ub7ec \uac00\uc9c0 \uc0c8\ub85c\uc6b4 \uc194\ub354 \ud398\uc774\uc2a4\ud2b8\uac00 \uc2dc\uc7a5\uc5d0 \ucd9c\uc2dc\ub418\uc5c8\uc9c0\ub9cc \uae30\uc874\uc758 \ub0a9-\uc8fc\uc11d \uc194\ub354\ub97c \ub300\uccb4\ud560 \uc218\ub294 \uc5c6\uc2b5\ub2c8\ub2e4. \ubaa8\ub450 \uadf8\uc5d0 \ub9de\ub294 \uacf5\uc815 \uc870\uc815\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \uc0c8\ub85c\uc6b4 \uc194\ub354 \ud398\uc774\uc2a4\ud2b8\uc640 \uae30\uc874 \uc194\ub354 \ud398\uc774\uc2a4\ud2b8\uc758 \uc8fc\uc694 \ucc28\uc774\uc810\uc740 \uc735\uc810\uc774 \uc0c1\ub300\uc801\uc73c\ub85c \ub192\ub2e4\ub294 \uac83\uc785\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \ubb34\uc5f0 \uc194\ub354 \ud398\uc774\uc2a4\ud2b8\uc758 \uc735\uc810\uc740 \uc77c\ubc18\uc801\uc73c\ub85c 217\u2103~225\u2103\uc785\ub2c8\ub2e4.)<\/p>\n<p>4. \ud658\uacbd \uce5c\ud654\uc801\uc778 \ubb34\uc5f0 \uacf5\uc815<br \/>\n2002\ub144\ubd80\ud130 \ucd94\uc2e0\uc740 \ubb34\uc5f0 \uacf5\uc815 \uc7a5\ube44\ub97c \ud0d0\uad6c\ud558\uace0 \uc5f0\uad6c\ud574 \uc654\uc2b5\ub2c8\ub2e4. \uc678\uad6d \uc120\uc9c4 \uae30\uc220\ub85c\ubd80\ud130\uc758 \ud559\uc2b5\uc744 \ubc14\ud0d5\uc73c\ub85c \uc218\ub144\uac04\uc758 \ub04a\uc784\uc5c6\ub294 \ub178\ub825 \ub05d\uc5d0 \ubb34\uc5f0 \uacf5\uc815\uc5d0 \uc801\ud569\ud55c PCB \uae30\ud310 \uc870\ub9bd \uc7a5\ube44\ub97c \uc131\uacf5\uc801\uc73c\ub85c \uac1c\ubc1c\ud588\uc2b5\ub2c8\ub2e4. Chuxin\uc740 \ud56d\uc0c1 \ubb34\uc5f0 \uacf5\uc815 \uac1c\ubc1c\uc5d0 \uad00\uc2ec\uc744 \uae30\uc6b8\uc5ec \uc654\uc73c\uba70 \ubb34\uc5f0 \uacf5\uc815 \uae30\uc220\uc758 \ubcc0\ud654\uc5d0 \ub530\ub77c \uc9c0\uc18d\uc801\uc73c\ub85c \uac1c\uc120\ud558\uace0 \uac1c\uc120\ud558\ub294 \ub3d9\uc2dc\uc5d0 \uace0\uac1d\uc758 \uc0ac\uc6a9 \ube44\uc6a9\uc744 \ucd5c\uc18c\ud654\ud558\uae30 \uc704\ud574 \ucd5c\uc120\uc744 \ub2e4\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<br \/>\n\uc624\ub298\ub0a0 \uae30\uc220 \uac1c\ubc1c, \ud488\uc9c8 \ud5a5\uc0c1, \uc644\ubcbd\ud55c \uc11c\ube44\uc2a4\ub294 \ucd94\uc2e0\uc744 \ud55c \ub2e8\uacc4 \ub354 \ub192\uc740 \uc218\uc900\uc73c\ub85c \ub04c\uc5b4\uc62c\ub838\uc2b5\ub2c8\ub2e4. \uc6b0\ub9ac\ub294 \uacc4\uc18d\ud574\uc11c \ucca8\ub2e8 \ubd84\uc57c\uc5d0 \ub3c4\uc804\ud558\uace0 \uace0\ud488\uc9c8\uc758 \uc81c\ud488\uacfc \uc11c\ube44\uc2a4\ub85c \uace0\uac1d\uc758 \uc99d\uac00\ud558\ub294 \uc694\uad6c\ub97c \ucda9\uc871\uc2dc\ud0ac \uac83\uc785\ub2c8\ub2e4. \ucd94\uc2e0\uc5d0\ub294 \ud0c0\ud611\uacfc \uba48\ucda4\uc774 \uc5c6\uc73c\uba70 \uc624\uc9c1 \uace0\uac1d\uc774 \ucd94\uc2e0\uc5d0 \uae30\ub300\ud558\ub294 \uac83\ub9cc \uc788\uc2b5\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"<p>1. Why should we use lead-free technology? Lead is a toxic heavy metal. Excessive absorption of lead by the human [&hellip;]<\/p>","protected":false},"author":1,"featured_media":1751,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"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":"default","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-opacity":"","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-opacity":"","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-opacity":"","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-opacity":"","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-opacity":"","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-opacity":"","overlay-gradient":""}}},"categories":[52],"tags":[],"class_list":["post-1750","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-product-information"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.chuxin-smt.com\/ko\/wp-json\/wp\/v2\/posts\/1750","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.chuxin-smt.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.chuxin-smt.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.chuxin-smt.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.chuxin-smt.com\/ko\/wp-json\/wp\/v2\/comments?post=1750"}],"version-history":[{"count":0,"href":"https:\/\/www.chuxin-smt.com\/ko\/wp-json\/wp\/v2\/posts\/1750\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.chuxin-smt.com\/ko\/wp-json\/wp\/v2\/media\/1751"}],"wp:attachment":[{"href":"https:\/\/www.chuxin-smt.com\/ko\/wp-json\/wp\/v2\/media?parent=1750"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.chuxin-smt.com\/ko\/wp-json\/wp\/v2\/categories?post=1750"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.chuxin-smt.com\/ko\/wp-json\/wp\/v2\/tags?post=1750"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}