{"id":18365,"date":"2019-11-21T02:52:33","date_gmt":"2019-11-21T02:52:33","guid":{"rendered":"https:\/\/www.meetyoucarbide.com\/?p=13832"},"modified":"2020-05-07T02:41:01","modified_gmt":"2020-05-07T02:41:01","slug":"application-of-grain-growth-inhibitors-in-cemented-carbide","status":"publish","type":"post","link":"https:\/\/www.meetyoucarbide.com\/ko\/%ec%b4%88%ea%b2%bd%ed%95%a9%ea%b8%88%ec%9d%98-%ea%b3%a1%eb%ac%bc-%ec%84%b1%ec%9e%a5-%ec%96%b5%ec%a0%9c%ec%a0%9c-%ec%a0%81%ec%9a%a9\/","title":{"rendered":"\ucd08\uacbd\ud569\uae08\uc5d0 \uace1\ubb3c \uc131\uc7a5 \uc5b5\uc81c\uc81c\uc758 \uc751\uc6a9"},"content":{"rendered":"
\n

\ucd08\uacbd\ud569\uae08\uc758 WC \uc785\uc790\uac00 0.5\u03bcm \ubbf8\ub9cc\uc774\uba74, \uc785\uc790\uac00 \ubbf8\uc138\ud560\uc218\ub85d \uacb0\uc810\uc774 \uc801\uace0 \uad7d\ud798 \uac15\ub3c4 \ubc0f \uacbd\ub3c4\uac00 \ub192\ub2e4. \ucd08 \ubbf8\uc138 \ucd08\uacbd\ud569\uae08\uc744 \uc81c\uc870\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 WC \ubd84\ub9d0\uc758 \uc785\uc790 \ud06c\uae30\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \ucd08\uacbd\ud569\uae08\uc5d0 \uc0ac\uc6a9\ub418\ub294 WC \ubd84\ub9d0\uc758 \uac83. WC \ubd84\ub9d0\uc740 \ud65c\uc131\uc774 \ub192\uace0 \uc18c\uacb0 \uacf5\uc815\uc5d0\uc11c \ud06c\ub799 \uc18c\uc2a4 \uc911 \ud558\ub098 \uc778 \uc785\uc790 \uc131\uc7a5\uc744 \uc77c\uc73c\ud0a4\uae30 \uc27d\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud604\uc7ac \uc785\uc790 \ud06c\uae30\ub97c \uc81c\uc5b4\ud558\ub294 \ub450 \uac00\uc9c0 \uc8fc\uc694 \ubc29\ubc95\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uba3c\uc800 \uc0c8\ub85c\uc6b4 \uc18c\uacb0 \uacf5\uc815\uc774 \ucc44\ud0dd\ub429\ub2c8\ub2e4. \uacb0\uacfc\ub294 1400 \u2103\uc5d0\uc11c 30 \ucd08 \ub3d9\uc548 \uc18c\uacb0 \ud55c \ud6c4 \uc218\uc2ed \uac1c\uc758 \ub098\ub178 WC Co \ubcf5\ud569 \ubd84\ub9d0\uc758 \uce58\ubc00\ud654\uac00 \uc644\ub8cc \ub420 \uc218 \uc788\uace0 \uc785\uc790 \ud06c\uae30\ub294 0.2\u03bcm\uc774\uc9c0\ub9cc, \uc18c\uacb0 \uc2dc\uac04\uc774 60 \ucd08\ub85c \uc5f0\uc7a5\ub418\uba74 \uc785\uc790 \ud06c\uae30\uac00 \ube60\ub974\uac8c \uc99d\uac00 \ud568\uc744 \ubcf4\uc5ec\uc900\ub2e4 \ub098\ub178 WC Co \ucd08\uacbd \ubcf5\ud569 \ubd84\ub9d0\uc5d0 \uc0ac\uc6a9\ub420 \uc218\uc788\ub294 \uc0c8\ub85c\uc6b4 \uc18c\uacb0 \uacf5\uc815\uc740 \uc8fc\ub85c \ub9c8\uc774\ud06c\ub85c\ud30c \uc18c\uacb0, \uc5f4\uac04 \ub4f1\ubc29\uc131 \uc555\ucd95 \uc18c\uacb0, \ubc29\uc804 \ud50c\ub77c\uc988\ub9c8 \uc18c\uacb0 \ubc0f 2 \ub2e8\uacc4 \uc18c\uacb0\uc744 \ud3ec\ud568\ud55c\ub2e4.<\/p>\n\n\n\n

\ub458\uc9f8, \uace1\ubb3c \uc131\uc7a5 \uc800\ud574\uc81c\ub97c \ucca8\uac00\ud558\uc5ec \uace1\ubb3c \uc131\uc7a5\uc744 \uc5b5\uc81c\ud558\uba74 VC, TAC \ubc0f Cr3C2\uac00 \uc885\uc885 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc774 \ub17c\ubb38\uc5d0\uc11c\ub294 \uc5b5\uc81c \uba54\ucee4\ub2c8\uc998, \uc5b5\uc81c\uc81c\uc758 \uc601\ud5a5\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \uc694\uc778, \uc5b5\uc81c\uc81c \ucca8\uac00 \ubc29\ubc95, \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \uc5b5\uc81c\uc81c, \ucd5c\uc2e0 \uc5b5\uc81c\uc81c\uc758 \uac1c\ubc1c \ubc0f \ud569\uae08\uc758 \ud3ec\uad04\uc801 \uc778 \ud2b9\uc131\uc5d0 \ub300\ud55c \uc5b5\uc81c\uc81c\uc758 \uc601\ud5a5\uc744 \uc18c\uac1c\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\uc5b5\uc81c\uc81c\uc758 \uc5b5\uc81c \uba54\ucee4\ub2c8\uc998 \ubc0f \uc601\ud5a5 \uc694\uc778<\/strong><\/strong><\/h2>\n\n\n\n

\ucd08\uacbd\ud569\uae08\uc758 \uc785\uc790 \uc131\uc7a5\uc744\uc704\ud55c \ucd94\uc9c4\ub825\uc740 \ud45c\uba74 \uc5d0\ub108\uc9c0\uc758 \uac10\uc18c\uc5d0\uc11c \ube44\ub86f\ub429\ub2c8\ub2e4. WC\uc758 \uc785\uc790 \uc131\uc7a5\uc740 \uc8fc\ub85c WC\uc758 \uc6a9\ud574 \uce68\uc804 \uba54\ucee4\ub2c8\uc998\uc744 \ud1b5\ud574 \uc774\ub8e8\uc5b4\uc9d1\ub2c8\ub2e4. \uc989, \uc791\uc740 \uc785\uc790 WC\ub294 \uc561\uc0c1\uc5d0 \uc6a9\ud574\ub418\uc5b4 \ud070 \uc785\uc790 WC\uc758 \ud45c\uba74\uc5d0 \uce68\uc804\ub429\ub2c8\ub2e4. WC Co \ucd08\uacbd\ud569\uae08\uc758 \uacbd\uc6b0, WC \uc785\uc790\uc758 \uc870 \ub300\ud654\ub294 \uc785\uc790 \uc131\uc7a5 \uc5b5\uc81c\uc81c\uc758 \ucca8\uac00\uc5d0 \uc758\ud574 \uc81c\ud55c \ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.  <\/p>\n\n\n\n

\uc5b5\uc81c\uc81c\ub97c \ucca8\uac00\ud558\uba74 WC\uc758 \uc6a9\ud574 \uce68\uc804 \uc18d\ub3c4\uac00 \ub290\ub824\uc9c0\uace0 3 \uac00\uc9c0 \uc5b5\uc81c \uba54\ucee4\ub2c8\uc998\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

1. \uc5b5\uc81c\uc81c\ub294 \uce74\ubc14\uc774\ub4dc \uc785\uc790\uc758 \ud45c\uba74\uc5d0 \ud761\ucc29\ud558\uc5ec WC\uc758 \ud45c\uba74 \uc5d0\ub108\uc9c0\uc640 \uc561\uc0c1\uc758 WC\uc758 \uc6a9\ud574\ub3c4\ub97c \uac10\uc18c\uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n\n\n\n

2. \uc5b5\uc81c\uc81c\ub294 \uc561\uccb4 CO\uc5d0 \uc6a9\ud574\ub418\uc5b4 \uc561\uccb4 \uc7ac\uacb0\uc815\uc744 \ud1b5\ud574 WC\uc758 \uc131\uc7a5\uc744 \ub2a6\ucd98\ub2e4.<\/p>\n\n\n\n

3. WC \uc778\ud130\ud398\uc774\uc2a4\uc758 \uc774\ub3d9\uc740 WC \/ WC \uc778\ud130\ud398\uc774\uc2a4\ub97c \ub530\ub978 \uc5b5\uc81c\uc81c\uc758 \ubd84\ub9ac\uc5d0 \uc758\ud574 \ubc29\ud574\ub418\uc5c8\uace0, \uc774\ub294 WC \uc785\uc790\uc758 \uc751\uc9d1 \ubc0f \uc131\uc7a5\uc744 \ubc29\uc9c0 \ud558\uc600\ub2e4.<\/p>\n\n\n\n

\uc5b5\uc81c\uc81c\uc758 \uc5b5\uc81c \ud6a8\uacfc\ub294 \ub2e4\uc74c \uc694\uc778\uc5d0 \uc758\ud574 \uacb0\uc815\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

1. WC \ubd84\ub9d0\uc758 \uc785\uc790 \ud06c\uae30\ub97c \uac10\uc18c\uc2dc\ud0a4\ub294 \uac83\uc740 WC\uc758 \uc785\uacc4 \uba74\uc801\uc744 \uc99d\uac00\uc2dc\ud0a8\ub2e4. \uc5b5\uc81c\uc81c\ub294 WC \ud45c\uba74\uc5d0 \ub113\uac8c \ubd84\ud3ec \ub420 \uc218 \uc788\uc9c0\ub9cc, \ubb34\ud55c\ud788 \uc99d\uac00 \ub420 \uc218\ub294 \uc5c6\ub2e4. \uc774\ub4e4\uc758 \ud55c\uacc4 \uac12\uc740 \uacb0\ud569 \ub2e8\uacc4\uc5d0\uc11c \uadf8\ub4e4\uc758 \ud3ec\ud654 \ub18d\ub3c4\uc5d0 \uc758\uc874\ud55c\ub2e4.<\/p>\n\n\n\n

\ucf54\ubc1c\ud2b8 \ud568\ub7c9. \ubc14\uc778\ub354 \ud568\ub7c9\uc774 \uc801\uace0 \uc790\uc720 \uc2a4\ud2b8\ub85c\ud06c\uac00 \uc9e7\uae30 \ub54c\ubb38\uc5d0 \uc5b5\uc81c\uc81c\ub294 \ud2b9\uc815 \uc628\ub3c4\uc5d0\uc11c \uadf8 \uc5ed\ud560\uc744 \uc218\ud589\ud558\uae30 \uc27d\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

3. \ubd84\ub9d0 \ud63c\ud569\uc758 \uade0\uc77c \uc131. \ud63c\ud569 \ub41c \ubd84\ub9d0\uc5d0\uc11c \ubc14\uc778\ub354\uc0c1\uc758 \ubd88\uade0\uc77c \ud55c \ubd84\ud3ec\ub294 \uc18c\uacb0 \uacf5\uc815\uc5d0\uc11c WC \uc785\uc790 \uc131\uc7a5\uc5d0 \ub300\ud55c \uc5b5\uc81c\uc81c\uc758 \ud6a8\uacfc \uc601\uc5ed\uc758 \ucc28\uc774\ub97c \ucd08\ub798\ud560 \uac83\uc774\ub2e4; \ud63c\ud569 \ubd84\ub9d0\uc5d0\uc11c \ubd88\uade0\uc77c \ud55c \ubd84\ud3ec \ub610\ub294 \ud070 \ud06c\uae30\uc758 \uc5b5\uc81c\uc81c\ub294 \uc5b5\uc81c\uc81c\uc5d0 \uc758\ud574 \uc694\uad6c\ub418\ub294 \ud655\uc0b0 \uacbd\ub85c\ub97c \uc5f0\uc7a5\uc2dc\ud0ac \uac83\uc774\ub2e4.<\/p>\n\n\n\n

4. \ud569\uae08 \uc18c\uacb0 \uc628\ub3c4. \uc18c\uacb0 \uc628\ub3c4\uac00 \uc99d\uac00\ud568\uc5d0 \ub530\ub77c, \uc561\uc0c1\uc5d0\uc11c \uc5b5\uc81c\uc81c\uc758 \uace0\ub18d\ub3c4\ub97c \uc720\uc9c0\ud558\uae30 \uc704\ud574 \uc561\uc0c1\uc758 \uc591 \ubc0f \uc785\uc790 \uc131\uc7a5 \uc5b5\uc81c\uc81c\uc758 \ud568\ub7c9\uc744 \uc99d\uac00\uc2dc\ud0ac \ud544\uc694\uac00 \uc788\uc73c\ubbc0\ub85c, \ubd84\ub9d0 \ud06c\uae30\uac00 \uc791\uc744\uc218\ub85d \ucf54\ubc1c\ud2b8 \ud568\ub7c9\uc774 \ub0ae\uc544\uc9c0\uace0, \ubd84\ub9d0 \ud63c\ud569\uc774\ubcf4\ub2e4 \uade0\uc77c\ud558\uace0 \uc18c\uacb0 \uc628\ub3c4\uac00 \ub0ae\uc744\uc218\ub85d \uc5b5\uc81c\uc81c\uc758 \uc5b5\uc81c \ud6a8\uacfc\uac00 \ub354 \uc6b0\uc218\ud558\ub2e4.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\uace1\ubb3c \uc131\uc7a5 \uc5b5\uc81c\uc81c\uc758 \ubc29\ubc95 \ucd94\uac00<\/strong><\/h2>\n\n\n\n

\uc5b5\uc81c\uc81c\ub294 \uc8fc\ub85c \uc138 \uac00\uc9c0 \ubc29\ubc95\uc73c\ub85c \ucd94\uac00\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

1. WC, CO \ubc0f \uc785\uc790 \uc131\uc7a5 \uc5b5\uc81c\uc81c\ub97c \uc2b5\uc2dd \ubd84\uc1c4 \uacf5\uc815\uc5d0\uc11c \ud63c\ud569 \ud558\uc600\ub2e4.<\/p>\n\n\n\n

w \ud0c4\ud654 \uc804\uc5d0, \uc785\uc790 \uc131\uc7a5 \uc5b5\uc81c\uc81c\uc5d0 \uc0c1\uc751\ud558\ub294 \uc0b0\ud654\ubb3c\uc744 \ud63c\ud569 \ud558\uc600\ub2e4.<\/p>\n\n\n\n

3. \uc138 \ubc88\uc9f8 \ubc29\ubc95\uc740 \uc5b5\uc81c\uc81c\uc758 \uc5fc \uc6a9\uc561\uc744 \uccad\uc0c9 \ud145\uc2a4\ud150 \ub610\ub294 \ud669\uc0c9 \ud145\uc2a4\ud150\uacfc \uc2b5\uc2dd \ud63c\ud569\ud558\uace0, \ud658\uc6d0 \uc804\uc5d0 \uccad\uc0c9 \ud145\uc2a4\ud150 \ub610\ub294 \ud669\uc0c9 \ud145\uc2a4\ud150\uc73c\ub85c \ucf54\ud305 \ubd84\ub9d0\uc744 \ud615\uc131 \ud55c \ub2e4\uc74c, \ucd94\uac00 \uc5f4\ubd84\ud574 \ubc0f \ud658\uc6d0\uc744 \uc218\ud589\ud558\ub294 \uac83\uc774\ub2e4.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\uace1\ubb3c \uc131\uc7a5 \uc5b5\uc81c\uc81c\uc758 \uc885\ub958<\/strong><\/strong><\/h2>\n\n\n\n

\uc804\uc774 \uae08\uc18d \ud0c4\ud654\ubb3c<\/strong><\/strong><\/h3>\n\n\n\n

\uc804\uc774 \uae08\uc18d \ud0c4\ud654\ubb3c\uc740 \uace1\ubb3c \uc131\uc7a5\uc758 \uc77c\ubc18\uc801\uc778 \uc5b5\uc81c\uc81c\uc785\ub2c8\ub2e4. WC \uc785\uc790 \uc5b5\uc81c\uc5d0 \uc804\uc774 \uae08\uc18d \ud0c4\ud654\ubb3c\uc758 \ud6a8\uacfc\ub294 \uc790\uccb4 \uc5f4\uc5ed\ud559\uc801 \uc548\uc815\uc131\uacfc \uad00\ub828\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc5f4\uc5ed\ud559\uc801 \uc548\uc815\uc131\uc758 \uc21c\uc11c\ub294 VC> Cr3C2> NBC> TAC> tic> ZrC> HFC\uc785\ub2c8\ub2e4. \uadf8\ub7ec\ub098, \uac01 \uc885\ub958\uc758 \uce74\ubc14\uc774\ub4dc\ub294 \ucca8\uac00 \ub420 \uc218\uc788\ub294 \ucd5c\ub300\ub7c9\uc744 \uac00\uc9c0\uba70, \uc774\ub294 WC \uc785\uc790\uc758 \uc131\uc7a5\uc744 \uc5b5\uc81c\ud558\ub294\ub370 \ub354 \uc774\uc0c1 \uc601\ud5a5\uc744 \ubbf8\uce58\uc9c0 \uc54a\ub294\ub2e4. \ud2b9\uc815 \uc628\ub3c4\uc5d0\uc11c, \uce74\ubc14\uc774\ub4dc \ucca8\uac00\uc81c\uc758 \uc591\uc740 \ubc14\uc778\ub354 \ub2e8\uacc4\uc5d0\uc11c \uce74\ubc14\uc774\ub4dc\uc758 \ud3ec\ud654 \ub18d\ub3c4\uc5d0 \uc758\uc874\ud558\uace0 \ubc14\uc778\ub354 \ub2e8\uacc4\uc758 \ud568\ub7c9 \ud45c 2\ub294 CO \ub2e8\uacc4\uc5d0\uc11c \ub2e4\uc591\ud55c \ucca8\uac00\uc81c\uc758 \uc6a9\ud574\ub3c4\ub97c \ubcf4\uc5ec\uc900\ub2e4. \ud45c\uc5d0\uc11c \ubcfc \uc218 \uc788\ub4ef\uc774 VC\uc640 Cr3C2\ub294 CO\uc0c1\uc5d0\uc11c \uac00\uc7a5 \ub192\uc740 \uc6a9\ud574\ub3c4\ub97c \uac00\uc9c0\uba70 2 \uc9c4 \uacf5\uc735 \uc628\ub3c4\uac00 \uac00\uc7a5 \ub0ae\uc73c\ubbc0\ub85c WC Co \uc785\uc790 \uc131\uc7a5 \uc5b5\uc81c\uc81c\ub85c \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\ud76c\ud1a0\ub958 \uc6d0\uc18c<\/strong><\/h3>\n\n\n\n

\ud76c\ud1a0\ub958 \uc6d0\uc18c\ub294 \uc785\uc790 \uc131\uc7a5\uc744 \uc5b5\uc81c\ud558\uace0, \uad6c\uc870 \ubd84\ud3ec\ub97c \uac1c\uc120\ud558\uba70, \uc785\uc790 \uacbd\uacc4\ub97c \uc815\ud654\ud558\uace0, \ucd08\uacbd\ud569\uae08\uc744 \uac15\ud654 \ubc0f \uac15\ud654\uc2dc\ud0a4\ub294 \ub370 \ud6a8\uacfc\uc801\uc778 \uc5ed\ud560\uc744 \ud560 \uc218\uc788\ub294 \uc77c\ubc18\uc801\uc778 \ucca8\uac00\uc81c \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \ub3d9\uc2dc\uc5d0, \ud76c\ud1a0\ub958\ub294 \ucd08\uacbd\ud569\uae08\uc758 \uc18c\uacb0 \uc628\ub3c4\ub97c \ub0ae\ucd94\uc5b4 \uacb0\uc815\ub9bd \uc131\uc7a5\uacfc \uc18c\uacb0 \uce58\ubc00\ud654 \uc0ac\uc774\uc758 \ubaa8\uc21c\uc744 \ud574\uacb0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud569\uae08 \ud45c\uba74\uc5d0\uc11c\uc758 \uac70\ub300 \uc555\ucd95 \uc751\ub825\uc758 \uc99d\uac00\ub294 \ud76c\ud1a0\ub958 \uc0b0\ud654\ubb3c\uc758 \ucca8\uac00\uc5d0 \uc758\ud574 WC Co \ucd08\uacbd\ud569\uae08\uc758 \uac15\ub3c4\uac00 \uc99d\uac00\ud558\ub294 \uc911\uc694\ud55c \uc774\uc720\uc774\uae30\ub3c4\ud558\ub2e4.<\/p>\n\n\n\n

\ubd95\uc18c\uc640 \uc778<\/strong><\/strong><\/h3>\n\n\n\n

\ubd95\uc18c\ub97c \uac16\ub294 \ucd08\uacbd\ud569\uae08\uc758 \uc18c\uacb0 \uc628\ub3c4\ub294 1340 \u2103\ub85c \uac10\uc18c \ub420 \uc218 \uc788\uc73c\uba70, \uc18c\uacb0 \uc628\ub3c4\uc758 \uac10\uc18c\uc5d0 \ub530\ub77c \ud569\uae08\uc758 \ubbf8\uc138 \uc785\uc790\uac00 \ubd84\uba85\ud788 \uc815\uc81c\ub418\uc5b4 \ud569\uae08 \uc131\ub2a5\uc758 \uac1c\uc120\uc5d0 \ub3c4\uc6c0\uc774\ub418\uace0, \ubd95\uc18c\uc758 \ucca8\uac00\ub294 \uacb0\ud569 \uc0c1 \ubc0f WC\uc0c1\uc758 \uc2b5\uc724\uc131\uc5d0 \uac70\uc758 \uc601\ud5a5\uc744 \ubbf8\uce58\uc9c0 \uc54a\uc73c\uba70, \ud569\uae08\uc758 \uad7d\ud798 \uac15\ub3c4\uc5d0\ub294 \uc601\ud5a5\uc744 \ubbf8\uce58\uc9c0 \uc54a\ub294\ub2e4. \uc18c\ub7c9\uc758 Ni \ubc0f P \ubd84\ub9d0\uc744 \ucca8\uac00\ud568\uc73c\ub85c\uc368 WC Co\uc758 \uc18c\uacb0 \uc628\ub3c4\ub97c 1050-1100 \u2103\ub85c \uac10\uc18c\uc2dc\ud0ac \uc218\uc788\ub2e4. \uba54\ucee4\ub2c8\uc998\uc740 Ni-P\uc758 \uacf5\uc735 \uc628\ub3c4\uac00 Ni \ubc0f P\ub97c \ucca8\uac00 \ud55c \ud6c4 Co.\uc758 \uc735\uc810\ubcf4\ub2e4 \ud6e8\uc52c \ub0ae\uc73c\uba70, \uc561\uc0c1\uc740 \ub354 \ub0ae\uc740 \uc628\ub3c4\uc5d0\uc11c \ub098\ud0c0\ub0a0 \uc218 \uc788\uc73c\uba70, \uc774\ub294 \uace0\uccb4 \uc785\uc790\uc758 \uc6a9\ud574 \ubc0f \uce68\uc804 \ubc0f \ud504\ub808\uc784 \uc6cc\ud06c\uac00 \ubbf8\ub9ac \ubc1c\uc0dd\ud558\uace0 \uc18c\uacb0 \uacf5\uc815\uc774 \ub354 \ucda9\ubd84\ud558\uc5ec WC \uc785\uc790\uc758 \uc131\uc7a5\uc744 \uc5b5\uc81c\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uad6c\ub9ac \ubab0\ub9ac\ube0c\ub374 \uae08\uc18d \uc5b5\uc81c\uc81c<\/strong><\/strong><\/h3>\n\n\n\n

wc-13fe \/ Co \/ Ni \ucd08\uacbd\ud569\uae08\uc5d0 \uc18c\ub7c9\uc758 Cu\ub97c \ucca8\uac00\ud558\uba74 \uad6c\uc0c1\ud654 \ub41c WC \uc785\uc790\ub97c \uc815\uc81c \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 \uc18c\uacb0 \uacf5\uc815 \ub3d9\uc548 Cu\uac00 Fe \/ Co \/ Ni \uacb0\ud569\uc81c\uc5d0 \uc6a9\ud574\ub418\uc5b4 \uacb0\ud569\uc81c\uc5d0\uc11c WC\uc758 \uc6a9\ud574\ub3c4\ub97c \uac10\uc18c\uc2dc\ucf1c \uc6a9\ud574 \uc7ac \uce68\uc804 \uacfc\uc815\uc5d0\uc11c \uacb0\uc815\ub9bd \uc131\uc7a5 \uc18d\ub3c4\ub97c \uac10\uc18c\uc2dc\ud0a4\uae30 \ub54c\ubb38\uc774\ub2e4. \uadf8\ub9ac\uace0 \uad6c\ub9ac\ub294 \ub610\ud55c WC \uace1\ubb3c\uc744 \uad6c\uc0c1\ud654\ud569\ub2c8\ub2e4. \ucd08\uacbd\ud569\uae08\uc758 \uc18c\uacb0 \uacf5\uc815\uc5d0\uc11c, \ubab0\ub9ac\ube0c\ub374\uc740 \ucd08\uacbd \ub2e8\uacc4 \uc8fc\uc704\uc5d0 \ucf54\ud305\ub418\uc5b4 \ucd08\uacbd \ub2e8\uacc4\uc640 \ucd08\uacb0 \ub2e8\uacc4 \uc0ac\uc774\uc758 \uc2b5\uc724\uc131\uc744 \ud5a5\uc0c1\uc2dc\ucf1c \ucd08\uacbd \uc785\uc790\ub97c \uc815\uc81c\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uace1\ubb3c \uc131\uc7a5 \uc5b5\uc81c\uc81c\uc758 \ud569\uae08 \ud2b9\uc131\uc5d0 \ub300\ud55c \uc601\ud5a5<\/strong><\/h2>\n\n\n\n

\ud569\uae08\uc758 \ud2b9\uc131\uc5d0 \ub300\ud55c \uacb0\uc815\ub9bd \uc131\uc7a5 \uc5b5\uc81c\uc81c\uc758 \ud6a8\uacfc\ub294 \uc8fc\ub85c \ud569\uae08\uc758 \uacbd\ub3c4 \ubc0f \uad7d\ud798 \uac15\ub3c4\uc5d0 \ubc18\uc601\ub41c\ub2e4. \ub2e4\ub978 \ucca8\uac00\uc81c\ub294 \uacb0\uc815\ub9bd \ud06c\uae30\ub97c \uc5b5\uc81c\ud558\ub294 \uba54\ucee4\ub2c8\uc998\uc774 \ub2e4\ub974\uae30 \ub54c\ubb38\uc5d0 \uacb0\uc815\ub9bd \uc131\uc7a5 \uc5b5\uc81c\uc81c\ub9c8\ub2e4 \ud2b9\uc131\uc5d0 \ub2e4\ub978 \uc601\ud5a5\uc744 \ubbf8\uce5c\ub2e4.<\/p>\n\n\n\n

\uc804\uc774 \uae08\uc18d \ud0c4\ud654\ubb3c<\/strong><\/strong><\/h3>\n\n\n\n

VC, Cr 3C 2 \ubc0f \uae30\ud0c0 \ucca8\uac00\uc81c\ub97c \ucca8\uac00\ud558\uba74 WC Co \ucd08\uacbd\ud569\uae08\uc758 \ub0b4\uc5f4\uc131\uacfc \ub0b4\ub9c8\ubaa8\uc131\uc744 \ud6a8\uacfc\uc801\uc73c\ub85c \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c, \ucca8\uac00\uc81c\uac00 \uc801\uc808\ud55c \uacbd\uc6b0, \ud569\uae08\uc758 \uace0\uc628 \uac15\ub3c4 \ubc0f \uace0\uc628 \uacbd\ub3c4\ub97c \ud6a8\uacfc\uc801\uc73c\ub85c \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc9c0\ub9cc, \ud569\uae08\uc758 \uc2e4\uc628 \uac15\ub3c4\ub294 \uac10\uc18c \ub420 \uc218 \uc788\uace0 \ud569\uae08\uc740 \ucde8\uc131\uc774\ub41c\ub2e4. \ub530\ub77c\uc11c, \ucca8\uac00\uc81c\uc758 \uc591\uc740 \ud2b9\uc815 \ubc94\uc704 \ub0b4\uc5d0\uc11c \uc81c\uc5b4\ub418\uc5b4\uc57c\ud55c\ub2e4. \uc608\ub97c \ub4e4\uc5b4, WC-6% CO \ubc0f WC-10% Co \ud569\uae08\uc758 \uacbd\uc6b0, cr2c3\uc758 \ucca8\uac00\ub294 \ud569\uae08\uc758 \uc2e4\uc628 \uad7d\ud798 \uac15\ub3c4\ub97c \uac10\uc18c\uc2dc\ucf30\ub2e4. Cr2C3\uc758 \ud568\ub7c9\uc774 0.3% ~ 0.5% (CO \ud568\ub7c9\uc758 \uc9c8\ub7c9 \ubd84\uc728) \uc778 \uacbd\uc6b0, \ub192\uc740 Co \ud569\uae08\uc758 \uc2e4\uc628 \uad7d\ud798 \uac15\ub3c4\ub294 \uba85\ubc31\ud558\uac8c \uc601\ud5a5\uc744\ubc1b\uc9c0 \uc54a\uc9c0\ub9cc, \ub0ae\uc740 Co \ud569\uae08\uc758 \uacbd\uc6b0 \uc2e4\uc628 \uad7d\ud798 \uac15\ub3c4\ub294 \ubd84\uba85\ud788 \uc904\uc5b4\ub4e0\ub2e4. TAC\uc640 NBC\ub97c \ucca8\uac00\ud558\uba74 \uac19\uc740 \uacb0\uacfc\uac00 \ub098\uc635\ub2c8\ub2e4. VC\uac00 \ubbf8\uc138 \uad6c\uc870 \ubc0f wc-6.5% Co \ucd08\uacbd\ud569\uae08\uc758 \ud2b9\uc131\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\uc744 \ubc1c\uacac\ud588\uc2b5\ub2c8\ub2e4. VC\ub294 WC \uc785\uc790\uc758 \uc131\uc7a5\uc744 \uc5b5\uc81c\ud558\uc5ec, \uba85\ubc31\ud55c \uc785\uc790 \ubbf8\uc138\ud654\ub97c \ucd08\ub798\ud558\uace0 \uc785\uc790 \ud06c\uae30\uc758 \ubd84\ud3ec\ub97c \uc881\ud788\ub294 \uac83\uc73c\ub85c \ubc1d\ud600\uc84c\ub2e4. 2.0% VC\ub97c \ucca8\uac00\ud568\uc5d0 \ub530\ub77c VC\ub97c 0.15\u03bcm\uc5d0 \ucca8\uac00\ud558\uc9c0 \uc54a\uace0 \uc785\uc790 \ud06c\uae30\uac00 0.5-1\u03bcm\uc5d0\uc11c \uac10\uc18c \ud558\uc600\ub2e4. \ub3d9\uc2dc\uc5d0, VC\ub97c \ucca8\uac00\ud568\uc73c\ub85c\uc368 \ud569\uae08\uc758 \uacbd\ub3c4\uac00 \ud06c\uac8c \uac1c\uc120\ub418\uace0, VC \ud568\ub7c9\uc774 2.0% \uc77c \ub54c \ucd5c\ub300 \uac12\uc740 94.1 HRA\uc774\ub2e4. \uadf8\ub7ec\ub098 \ud569\uae08 \uac15\ub3c4\ub3c4 \uac10\uc18c\ud569\ub2c8\ub2e4. VC \ud568\ub7c9\uc774 0.5% \uc778 \uacbd\uc6b0, \ud569\uae08\uc758 \uacbd\ub3c4\uc640 \uc778\uc131\uc740 93.0hra \ubc0f 11.2MPa \u00b7 M 1\/2\uc774\uba70 \uc885\ud569\uc801\uc778 \ud2b9\uc131\uc774 \uac00\uc7a5 \ub192\uc2b5\ub2c8\ub2e4. TAC\ub97c \ucca8\uac00\ud558\uba74 WC \uc785\uc790\uac00 \ub108\ubb34 \ub9ce\uc774 \uc790\ub77c\ub294 \uac83\uc744 \ub9c9\uc744 \uc218\uc788\uc744\ubfd0\ub9cc \uc544\ub2c8\ub77c \ud569\uae08\uc758 \ud0c4\uc18c \ud568\ub7c9\uc744 \uc904\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4<\/p>\n\n\n\n

\ud76c\ud1a0\ub958 \uc6d0\uc18c<\/strong><\/strong><\/h3>\n\n\n\n

\ud76c\ud1a0\ub958 \ud568\ub7c9\uc774 \uc99d\uac00\ud568\uc5d0 \ub530\ub77c WC-20 (Fe \/ Co \/ Ni) \ud569\uae08\uc758 \uacbd\ub3c4\uac00 \uc99d\uac00\ud588\uc2b5\ub2c8\ub2e4. \ud76c\ud1a0\ub958\uc758 \ucca8\uac00\ub294 w-co-ti \ud569\uae08\uc758 \ud2b9\uc131, \ud2b9\ud788 Shejin\uc758 \ub0b4 \ucda9\uaca9\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub3d9\uc2dc\uc5d0, \ud76c\ud1a0\ub958\ub294 (Ti, w) C \uace0\uc6a9\uccb4\uc758 \uc785\uc790 \uc751\uc9d1 \ubc0f \uc131\uc7a5\uc744 \uc5b5\uc81c\ud558\uace0 \uc785\uc790\ub97c \uc815\uc81c \ud560 \uc218\uc788\ub2e4. \ud76c\ud1a0\ub958 \uc0b0\ud654\ubb3c\uc774 WC Ni \ud569\uae08\uc5d0 \ucca8\uac00 \ub420 \ub54c, \ud76c\ud1a0\ub958 \uc0b0\ud654\ubb3c\uc758 \ubd84\uc0b0 \uac15\ud654\ub85c \uc778\ud574 \uacb0\ud569 \uc0c1 Ni\uc758 \uac15\ub3c4\uac00 \uc99d\uac00\ud55c\ub2e4. \ud76c\ud1a0\ub958 \ud568\ub7c9\uc774 \ubcf8\ub529 \uae08\uc18d \ud568\ub7c9\uc758 1.2% ~ 1.6% \uc778 \uacbd\uc6b0, \ud569\uae08\uc758 \uad7d\ud798 \uac15\ub3c4\ub294 \ucd5c\ub300 \uac12 (CeO 2\uac00 \ucca8\uac00\ub418\uba74 1680mpa, Y2O3\uac00 \ucca8\uac00\ub418\uba74 1900mpa)\uc5d0 \ub3c4\ub2ec\ud569\ub2c8\ub2e4. WC-8% Co \ud569\uae08\uc758 \uad7d\ud798 \uac15\ub3c4\ub294 \ud63c\ud569 \ud76c\ud1a0\ub958 \uc0b0\ud654\ubb3c 0.25% ~ 1.00%\ub97c \ucca8\uac00\ud558\uc5ec \uc5b4\ub290 \uc815\ub3c4 \uc99d\uac00\ud558\uba70, \ud76c\ud1a0\ub958 \uc0b0\ud654\ubb3c 0.25% ~ 0.50%\ub97c \ucca8\uac00\ud558\uba74 11.5% \uc99d\uac00 \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ud76c\ud1a0\ub958\ub97c \uacfc\ub3c4\ud558\uac8c \ucca8\uac00\ud558\uba74 \uad7d\ud798 \uac15\ub3c4\uac00 \uac10\uc18c\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c, \ud76c\ud1a0\ub958 \uc6d0\uc18c\ub97c \uac16\ub294 \ucd08\uacbd\ud569\uae08\uc758 \uad7d\ud798 \uac15\ub3c4\ub97c \ud06c\uac8c \ud5a5\uc0c1\uc2dc\ud0ac \uc218\uc788\ub2e4.<\/p>\n\n\n\n

Cu & Mo \uae08\uc18d \uc5b5\uc81c\uc81c<\/strong><\/strong><\/h3>\n\n\n\n

\ucd08\uacbd\ud569\uae08\uc5d0 \uc18c\ub7c9\uc758 \uad6c\ub9ac\ub97c \ucca8\uac00\ud558\uba74 \ud569\uae08\uc758 \uac15\ub3c4\ub97c \ud5a5\uc0c1\uc2dc\ud0ac\ubfd0\ub9cc \uc544\ub2c8\ub77c \ud569\uae08\uc758 \ucda9\uaca9 \uc778\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc18c\ub7c9\uc758 \uad6c\ub9ac\uac00 WC-13% Fe \/ Co \/ Ni\uc5d0 \ucca8\uac00\ub418\uba74 \ud569\uae08\uc758 \uacbd\ub3c4\ub294 \uac10\uc18c\ud558\uace0 \uad7d\ud798 \uac15\ub3c4\ub294 \ud06c\uac8c \uc99d\uac00\ud569\ub2c8\ub2e4. \uad6c\ub9ac\uc758 \uc591\uc774 \uc57d 0.8% \uc778 \uacbd\uc6b0, \ud569\uae08\uc758 \uad7d\ud798 \uac15\ub3c4 \ubc0f \uacbd\ub3c4\ub294 \uac01\uac01 2370 MPa \ubc0f hra84.4\uc774\ub2e4. \uc544\ub798 \ud45c 3\uc744 \ucc38\uc870\ud558\uc2ed\uc2dc\uc624. Mo\uac00 WC Co\uc5d0 \ucca8\uac00 \ub420 \ub54c, Mo \ucca8\uac00\uac00 \uc99d\uac00\ud568\uc5d0 \ub530\ub77c \uad7d\ud798 \uac15\ub3c4 \ubc0f \uc778\ub3c4\uac00 \uc99d\uac00 \ud558\uc600\ub2e4. Mo \ucca8\uac00\uac00 5% \uc77c \ub54c \uad7d\ud798 \uac15\ub3c4\ub294 \ucd5c\ub300 \uac12\uc5d0 \ub3c4\ub2ec\ud558\uc600\uace0, Mo \ucca8\uac00\uac00 7.5% \uc77c \ub54c \uad7d\ud798 \uac15\ub3c4\ub294 \ucd5c\ub300 \uac12 19.25gpa\uc5d0 \ub3c4\ub2ec \ud558\uc600\ub2e4. \uadf8\ub7ec\ub098, Mo\uc758 \uc591\uc774 5%\ub97c \ucd08\uacfc\ud558\uba74, \uad7d\ud798 \uac15\ub3c4\uac00 \uc810\uc9c4\uc801\uc73c\ub85c \uac10\uc18c\ud558\ub294\ub370, \uc774\ub294 \uae08\uc18d \uac04 \ud654\ud569\ubb3c CO\uc758 \uc874\uc7ac\ub85c \uc778\ud55c \uc0d8\ud50c\uc758 \ucde8\uc131\uc73c\ub85c \uc778\ud55c \uac83\uc774\ub2e43<\/sub>(\ubaa8, w)3<\/sub>\uc528.<\/strong><\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

When WC grains in cemented carbide are less than 0.5 \u03bc m, the finer the grains are, the fewer the defects are, and the higher the bending strength and hardness are The particle size of WC powder used to produce ultrafine cemented carbide is much smaller than that of WC powder used in general cemented…<\/p>","protected":false},"author":2,"featured_media":19477,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[79],"tags":[],"jetpack_featured_media_url":"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/11\/1-2.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.meetyoucarbide.com\/ko\/wp-json\/wp\/v2\/posts\/18365"}],"collection":[{"href":"https:\/\/www.meetyoucarbide.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.meetyoucarbide.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/ko\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/ko\/wp-json\/wp\/v2\/comments?post=18365"}],"version-history":[{"count":0,"href":"https:\/\/www.meetyoucarbide.com\/ko\/wp-json\/wp\/v2\/posts\/18365\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/ko\/wp-json\/wp\/v2\/media\/19477"}],"wp:attachment":[{"href":"https:\/\/www.meetyoucarbide.com\/ko\/wp-json\/wp\/v2\/media?parent=18365"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/ko\/wp-json\/wp\/v2\/categories?post=18365"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/ko\/wp-json\/wp\/v2\/tags?post=18365"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}