{"id":147626,"date":"2024-04-27T14:33:37","date_gmt":"2024-04-27T14:33:37","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%ec%a3%bc%ec%84%9d-%ec%9d%80-%ea%b5%ac%eb%a6%ac-sac-%ec%86%94%eb%8d%94\/"},"modified":"2024-04-27T14:33:45","modified_gmt":"2024-04-27T14:33:45","slug":"%ec%a3%bc%ec%84%9d-%ec%9d%80-%ea%b5%ac%eb%a6%ac-sac-%ec%86%94%eb%8d%94","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a3%bc%ec%84%9d-%ec%9d%80-%ea%b5%ac%eb%a6%ac-sac-%ec%86%94%eb%8d%94\/","title":{"rendered":"\uc8fc\uc11d-\uc740-\uad6c\ub9ac (SAC) \uc194\ub354"},"content":{"rendered":"<p class=\"sidekick\">SAC \uc194\ub354\uc758 \uae30\ucd08\ub97c \uc774\ud574\ud558\uba70 \uc8fc\uc11d-\uc740-\uad6c\ub9ac(Sn-Ag-Cu) \ud569\uae08\uc758 \ud2b9\uc131, \uc870\uc131, \uadf8\ub9ac\uace0 \ud658\uacbd \uaddc\uc81c \ub300\uc751\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\uc8fc\uc11d-\uc740-\uad6c\ub9ac-(SAC)-\uc194\ub354.png\" alt=\"\uc8fc\uc11d-\uc740-\uad6c\ub9ac (SAC) \uc194\ub354\"\/><\/p>\n<h2>SAC \uc194\ub354\uc758 \uae30\ucd08<\/h2>\n<p>SAC \uc194\ub354(Sn-Ag-Cu \uc194\ub354), \uc989 \uc8fc\uc11d-\uc740-\uad6c\ub9ac \uc194\ub354\ub294 \uc804\uc790 \ubd80\ud488\uc744 \ud68c\ub85c \uae30\ud310\uc5d0 \ubd80\ucc29\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 \ub55c\ub0a9\uc758 \uc77c\uc885\uc785\ub2c8\ub2e4. \uc804\ud1b5\uc801\uc778 \ub0a9-\uc8fc\uc11d(Pb-Sn) \uc194\ub354 \ub300\uc2e0 \uc4f0\uc774\ub294 \uc774 \ud569\uae08\uc740 \ud658\uacbd \ubc0f \uac74\uac15\uc5d0 \ub300\ud55c \uc6b0\ub824\ub85c \uc778\ud574 \ub0a9\uc774 \ud3ec\ud568\ub418\uc9c0 \uc54a\uc740 \ubb34\uc5f0 \uc194\ub354\ub85c \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4. SAC \uc194\ub354\ub294 \uc8fc\ub85c \uc138 \uac00\uc9c0 \uc6d0\uc18c\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4: \uc8fc\uc11d(Sn), \uc740(Ag) \uadf8\ub9ac\uace0 \uad6c\ub9ac(Cu).<\/p>\n<h2>SAC \uc194\ub354\uc758 \uc870\uc131\uacfc \ud2b9\uc131<\/h2>\n<p>\uc8fc\uc11d-\uc740-\uad6c\ub9ac \uc194\ub354\ub294 \ub2e4\ub978 \ube44\uc728\ub85c \ud63c\ud569\ub420 \uc218 \uc788\uc73c\uba70, \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \ube44\uc728\uc740 Sn-3.0Ag-0.5Cu\uc785\ub2c8\ub2e4. \uc774 \ud569\uae08\uc758 \uc870\uc131\uc740 \uc8fc\uc11d 95.5%, \uc740 3.5%, \uad6c\ub9ac 0.7%\ub85c \uc774\ub8e8\uc5b4\uc838 \uc788\uc2b5\ub2c8\ub2e4. SAC \uc194\ub354\ub294 \uc88b\uc740 \uae30\uacc4\uc801 \uac15\ub3c4\ub97c \uac00\uc9c0\uba70 \ub192\uc740 \uc628\ub3c4\uc5d0\uc11c\ub3c4 \uacac\ub51c \uc218 \uc788\ub294 \uc6b0\uc218\ud55c \uc5f4\uc801 \ud2b9\uc131\uc744 \uac00\uc9d1\ub2c8\ub2e4.<\/p>\n<ul>\n<li><b>Sn (\uc8fc\uc11d)<\/b>: \ub55c\ub0a9\uc758 \uc8fc\uc131\ubd84\uc73c\ub85c \ub0ae\uc740 \uc735\uc810\uacfc \uc88b\uc740 \uc816\uc74c\uc131\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/li>\n<li><b>Ag (\uc740)<\/b>: \uac15\ub3c4\uc640 \ub0b4\uc5f4\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uba70, \uc194\ub354 \uc870\uc778\ud2b8\uc758 \uc2e0\ub8b0\uc131\uc744 \ub192\uc5ec\uc90d\ub2c8\ub2e4.<\/li>\n<li><b>Cu (\uad6c\ub9ac)<\/b>: \uc194\ub354\uc758 \ub0b4\uad6c\uc131\uc744 \uac1c\uc120\ud558\uba70, \uc5f4 \uc0ac\uc774\ud074\uc5d0 \ub300\ud55c \uc800\ud56d\ub825\uc744 \ub192\uc5ec\uc90d\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc774\ub4e4 \uc131\ubd84\uc758 \uc870\ud654\ub294 SAC \uc194\ub354\ub97c \uc804\uc790 \uc81c\ud488\uc758 \uc194\ub354\ub9c1\uc5d0 \uc774\uc0c1\uc801\uc73c\ub85c \ub9cc\ub4e4\uba70, \ub2e4\ub978 \ubb34\uc5f0 \ub55c\ub0a9\uc5d0 \ube44\ud574 \uc6b0\uc218\ud55c \uc131\ub2a5\uc744 \ubc1c\ud718\ud569\ub2c8\ub2e4.<\/p>\n<h2>\uc804\uae30\uc804\ub3c4\uc131\uacfc \uc811\ud569 \uac15\ub3c4<\/h2>\n<p>SAC \uc194\ub354\ub294 \ub0a9 \uae30\ubc18 \uc194\ub354\uc5d0 \ube44\ud574 \uc5f4\uc804\ub3c4\ub3c4\uac00 \ub192\uace0 \uc804\uae30\uc804\ub3c4\ub3c4\uac00 \uc6b0\uc218\ud574 \uc804\uc790 \ubd80\ud488 \uc5f0\uacb0\uc5d0 \uc788\uc5b4 \uc2e0\ub8b0\uc131\uc774 \ub192\uc2b5\ub2c8\ub2e4. \ub610\ud55c, SAC \uc194\ub354\ub294 \ub192\uc740 \uc778\uc7a5 \uac15\ub3c4\uc640 \uc804\ub2e8 \uac15\ub3c4\ub97c \uc81c\uacf5\ud558\uae30 \ub54c\ubb38\uc5d0 \uc7a5\uae30\uac04 \uc0ac\uc6a9\uc5d0\uc11c\ub3c4 \uc811\ud569\ubd80\uc758 \uc548\uc804\uc744 \uc720\uc9c0\ud558\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/p>\n<h2>SAC \uc194\ub354\uc640 \ud658\uacbd \uaddc\uc81c<\/h2>\n<p>\uc804 \uc138\uacc4\uc801\uc73c\ub85c \uc804\uc790 \uc81c\ud488\uc5d0\uc11c\uc758 \ub0a9 \uc0ac\uc6a9\uc744 \uc81c\ud55c\ud558\ub294 \ubc95\ub960\uc774 \uc2dc\ud589\ub418\uba74\uc11c \ubb34\uc5f0 \uc194\ub354\uc758 \ud544\uc694\uc131\uc774 \uc99d\uac00\ud588\uc2b5\ub2c8\ub2e4. \uc720\ub7fd \uc5f0\ud569\uc758 \uc81c\ud55c \uc720\ud574 \ubb3c\uc9c8 \uc9c0\uce68(Restriction of Hazardous Substances Directive, RoHS)\uc740 \uc804\uc790\uae30\uae30\uc5d0\uc11c \uc0ac\uc6a9\ub418\ub294 \ud2b9\uc815 \uc720\ud574 \ubb3c\uc9c8, \ud2b9\ud788 \ub0a9\uc758 \uc0ac\uc6a9\uc744 \uc81c\ud55c\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud658\uacbd \uaddc\uc81c\ub85c \uc778\ud574 SAC \uc194\ub354\uc640 \uac19\uc740 \ubb34\uc5f0 \uc194\ub354\uac00 \ub354\uc6b1 \uac01\uad11\ubc1b\uac8c \ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc694\uc57d\ud558\uc790\uba74, SAC \uc194\ub354\ub294 \uc804\uc790 \uc194\ub354\ub9c1 \uc0b0\uc5c5\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud558\uba70, \uadf8 \ud658\uacbd\uc801 \uc774\uc810\uacfc \uc6b0\uc218\ud55c \uae30\uacc4\uc801 \ubc0f \uc804\uae30\uc801 \ud2b9\uc131\uc73c\ub85c \uc778\ud574 \ub0a9 \uae30\ubc18 \uc194\ub354\uc758 \ud6cc\ub96d\ud55c \ub300\uc548\uc73c\ub85c \uc8fc\ubaa9\ubc1b\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc194\ub354\ub294 \uc804\uc790 \uc81c\ud488\uc758 \uc2e0\ub8b0\uc131\uacfc \uc548\uc804\uc131\uc744 \ubcf4\uc7a5\ud558\ub294 \ub370 \ud544\uc218\uc801\uc778 \uc694\uc18c\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>SAC \uc194\ub354\uc758 \uae30\ucd08\ub97c \uc774\ud574\ud558\uba70 \uc8fc\uc11d-\uc740-\uad6c\ub9ac(Sn-Ag-Cu) \ud569\uae08\uc758 \ud2b9\uc131, \uc870\uc131, \uadf8\ub9ac\uace0 \ud658\uacbd \uaddc\uc81c \ub300\uc751\uc5d0 \ub300\ud574 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":178426,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[88],"tags":[89],"class_list":["post-147626","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-88","tag-89","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.9 - 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