{"id":8350,"date":"2026-05-21T15:15:03","date_gmt":"2026-05-21T07:15:03","guid":{"rendered":"https:\/\/www.endlesswiresaw.com\/?p=8350"},"modified":"2026-05-21T15:15:09","modified_gmt":"2026-05-21T07:15:09","slug":"hard-metal-cutting","status":"publish","type":"post","link":"https:\/\/www.endlesswiresaw.com\/ko\/hard-metal-cutting\/","title":{"rendered":"\ub2e4\uc774\uc544\ubaac\ub4dc \uc640\uc774\uc5b4 \ud1b1\uc744 \uc774\uc6a9\ud55c \uacbd\uae08\uc18d \uc808\ub2e8 \u2014 \ud2f0\ud0c0\ub284, \ud145\uc2a4\ud150, \ubab0\ub9ac\ube0c\ub374"},"content":{"rendered":"

\ub2e8\ub2e8\ud55c \uae08\uc18d \uc808\ub2e8\uc740 \ub300\ubd80\ubd84\uc758 \uae30\uc874 \ub3c4\uad6c\uac00 \ube60\ub974\uac8c \uace0\uc7a5\ub098\ub294 \ubd80\ubd84\uc785\ub2c8\ub2e4. \ud2f0\ud0c0\ub284 \ud569\uae08, \ud145\uc2a4\ud150, \ubab0\ub9ac\ube0c\ub374\uc740 \uc774\ub97c \uac00\uacf5\ud574 \ubcf8 \uc0ac\ub78c\uc774\ub77c\uba74 \ub204\uad6c\ub098 \uc798 \uc54c\uace0 \uc788\ub294 \ud3c9\ud310\uc744 \uacf5\uc720\ud569\ub2c8\ub2e4. \uc774\ub4e4\uc740 \uacf5\uad6c\ub97c \ud30c\uad34\ud569\ub2c8\ub2e4. Ti-6Al-4V\ub294 \uc5f4\uc774 \ube60\uc838\ub098\uac08 \uacf3\uc774 \uc5c6\uae30 \ub54c\ubb38\uc5d0 \ud0c4\ud654\ubb3c \uc778\uc11c\ud2b8\uac00 \ub9c8\ubaa8\ub429\ub2c8\ub2e4. \uc5f4\uc804\ub3c4\uc728\uc740 \uc57d 7W\/m\u00b7K\ub85c \uac15\ucca0\uc758 \uc57d 1\/6\uc5d0 \ubd88\uacfc\ud569\ub2c8\ub2e4. \uc21c\uc218 \ud145\uc2a4\ud150\uc740 \ub300\ubd80\ubd84\uc758 \uc808\uc0ad \uacf5\uad6c\ubcf4\ub2e4 \ub2e8\ub2e8\ud558\uba70(\ub2e8\uc870 \ud145\uc2a4\ud150\uc758 \uacbd\uc6b0 HV 350\u2013450), \uc0c1\uc628 \ucde8\uc131\uc758 \uac00\uc7a5\uc790\ub9ac\uc5d0 \uc788\uc5b4 \uc808\ub2e8 \uc911\uc5d0 \uc608\uace0 \uc5c6\uc774 \uade0\uc5f4\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubab0\ub9ac\ube0c\ub374\uc740 \uc5f0\uc131 \uba74\uc5d0\uc11c \uc57d\uac04 \ub354 \uad00\ub300\ud558\uc9c0\ub9cc 500\u00b0C \uc774\uc0c1\uc5d0\uc11c \uacf5\uaca9\uc801\uc73c\ub85c \uc0b0\ud654\ub418\ubbc0\ub85c \uc2ec\uac01\ud55c \uc5f4\uc744 \ubc1c\uc0dd\ud558\ub294 \ubaa8\ub4e0 \uc808\ub2e8 \uacf5\uc815\uc740 \uc5f0\uc0ad\ud574\uc57c \ud558\ub294 \ubcc0\uc0c9\ub418\uace0 \uc0b0\ud654\ubb3c\ub85c \uc624\uc5fc\ub41c \ud45c\uba74\uc744 \ub0a8\uae41\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc774\ub4e4\uc740 \ubaa8\ub450 \uacf5\uc791\ubb3c \ube44\uc6a9\uc774 \uc808\ub2e8 \uc791\uc5c5 \uc790\uccb4\ubcf4\ub2e4 \ud6e8\uc52c \ub354 \ub9ce\uc774 \ub4dc\ub294 \uc7ac\ub8cc\uc785\ub2c8\ub2e4. Ti-6Al-4V\uc758 50mm \u00d7 50mm \u00d7 200mm \ube4c\ub81b\uc740 300\u2013600\ub2ec\ub7ec\uc774\uba70, \ube44\uc2b7\ud55c \ud06c\uae30\uc758 \ud145\uc2a4\ud150 \ube14\ub85d\uc740 1,000\ub2ec\ub7ec\ub97c \ucd08\uacfc\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub113\uc740 \uc808\ub2e8 \ud3ed\uc73c\ub85c \uc778\ud574 \uc7ac\ub8cc\ub97c \ub0ad\ube44\ud558\uac70\ub098 \uc5f4 \uc190\uc0c1\uc73c\ub85c \uc778\ud574 \ubd80\ud488\uc744 \ud3d0\uae30\ud558\ub294 \uac83\uc740 \ube44\uc6a9\uc774 \ub9ce\uc774 \ub4ed\ub2c8\ub2e4. \ubc14\ub85c \uc5ec\uae30\uc11c \ub2e4\uc774\uc544\ubaac\ub4dc \uc640\uc774\uc5b4 \ucee4\ud305<\/a> \ub294 \ub0c9\uac04 \uacf5\uc815, \uc881\uc740 \uc808\ub2e8 \ud3ed, \uc5f4 \uc601\ud5a5\ubd80\uac00 \uc5c6\uace0 \uc885\uc885 2\ucc28 \uc5f0\uc0ad\uc744 \uc81c\uac70\ud558\ub294 \ud45c\uba74 \ud488\uc9c8\ub85c \uc778\ud574 \uadf8 \uac00\uce58\ub97c \uc778\uc815\ubc1b\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc774 \uae30\uc0ac\uc5d0\uc11c\ub294 \uc774 \uc138 \uac00\uc9c0 \uc7ac\ub8cc \uac01\uac01\uc5d0 \ub300\ud55c \ub2e8\ub2e8\ud55c \uae08\uc18d \uc808\ub2e8\uc758 \ud2b9\uc815 \uacfc\uc81c, \uae30\uc874 \ubc29\ubc95\uc774 \ubd80\uc871\ud55c \ubd80\ubd84, \uadf8\ub9ac\uace0 \ub2e4\uc774\uc544\ubaac\ub4dc \uc640\uc774\uc5b4 \ud1b1\uc9c8\uc5d0 \uc0ac\uc6a9\ud558\ub294 \uacf5\uc815 \ub9e4\uac1c\ubcc0\uc218\ub97c \uc0b4\ud3b4\ubd05\ub2c8\ub2e4.<\/p>\n\n\n\n

\"\ube54\ud380<\/figure>\n\n\n\n

\ub2e8\ub2e8\ud55c \uae08\uc18d \uc808\ub2e8\uc774 \uc65c \uadf8\ub807\uac8c \uc5b4\ub824\uc6b4\uac00\uc694?<\/h2>\n\n\n\n

\uc774 \uc138 \uac00\uc9c0 \uae08\uc18d\uc740 \ubaa8\ub450 \uae30\uc874 \uac00\uacf5\uc5d0\uc11c \ub2e4\ub974\uac8c \uc2e4\ud328\ud558\uc9c0\ub9cc, \uacf5\ud1b5\uc810\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc808\ub2e8 \uacf5\uc815 \uc790\uccb4\uac00 \uc7ac\ub8cc \ub610\ub294 \uacf5\uad6c, \ub610\ub294 \ub458 \ub2e4 \uc190\uc0c1\uc2dc\ud0a4\ub294 \uacbd\ud5a5\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud2f0\ud0c0\ub284 \ud569\uae08 (Ti-6Al-4V, Ti Grade 2, Ti-6Al-2Sn-4Zr-2Mo)<\/h3>\n\n\n\n

Ti-6Al-4V (ASTM B265 Grade 5<\/a>)\ub294 \uc804 \uc138\uacc4 \ud2f0\ud0c0\ub284 \ud569\uae08 \uc0ac\uc6a9\ub7c9\uc758 \uc57d 70%\ub97c \ucc28\uc9c0\ud569\ub2c8\ub2e4. \ube44\uc2b7\ud55c \uac15\ub3c4\uc758 \uac15\ucca0\ubcf4\ub2e4 \uc57d 40% \uac00\ubcbc\uc6cc \ud56d\uacf5 \uc6b0\uc8fc \uad6c\uc870 \ubd80\ud488, \uc758\ub8cc \uc784\ud50c\ub780\ud2b8 \ubc0f \ud574\uc591 \ud558\ub4dc\uc6e8\uc5b4\uc5d0 \uc120\ud638\ub418\ub294 \uc7ac\ub8cc\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uac00\uacf5 \ubb38\uc81c\ub294 \ub3d9\uc2dc\uc5d0 \ubd88\ub9ac\ud558\uac8c \uc791\uc6a9\ud558\ub294 \uc138 \uac00\uc9c0 \ud2b9\uc131\uc73c\ub85c \uc694\uc57d\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc5f4\uc804\ub3c4\uc728 7W\/m\u00b7K.<\/strong> \ube44\uad50\ud558\uc790\uba74, \uc5f0\uac15\uc740 \uc57d 50W\/m\u00b7K\uc774\uace0 \uc54c\ub8e8\ubbf8\ub284\uc740 200W\/m\u00b7K \uc774\uc0c1\uc785\ub2c8\ub2e4. \ud2f0\ud0c0\ub284\uc744 \uc808\ub2e8\ud560 \ub54c \uc808\ub2e8 \uc778\ud130\ud398\uc774\uc2a4\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \uc5f4\uc740 \uacf5\uc791\ubb3c \ubcf8\uccb4\ub85c \uac70\uc758 \ube60\uc838\ub098\uac08 \uacbd\ub85c\uac00 \uc5c6\uc2b5\ub2c8\ub2e4. \uacf5\uad6c \ub05d\uacfc \uc808\ub2e8 \ud45c\uba74\uc5d0 \uc9d1\uc911\ub429\ub2c8\ub2e4. \uc774\ub294 \uacf5\uad6c \ub9c8\ubaa8\ub97c \uac00\uc18d\ud654\ud558\uace0 \ud2f0\ud0c0\ub284\uc774 \ud0c4\ud654\ubb3c \ud45c\uba74\uacfc \uacb0\ud569\ud558\uace0 \uc811\ucc29 \ub9c8\ubaa8\ub97c \uc720\ubc1c\ud558\ub294 \ud654\ud559\uc801\uc73c\ub85c \ubc18\uc751\ud558\ub294 \uc628\ub3c4 \ubc94\uc704\uc5d0 \ud574\ub2f9\ud558\ub294 600\u00b0C \uc774\uc0c1\uc758 \uad6d\ubd80\uc801\uc778 \uacfc\uc5f4 \uc9c0\uc810\uc744 \uc0dd\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub192\uc740 \ud0c4\uc131 (\ub0ae\uc740 \uacc4\uc218).<\/strong> \ud2f0\ud0c0\ub284\uc758 \ud0c4\uc131 \uacc4\uc218\ub294 \uc57d 114GPa\ub85c \uac15\ucca0\uc758 \uc808\ubc18 \uc815\ub3c4\uc785\ub2c8\ub2e4. \uc808\ub2e8 \uc911\uc5d0 \uacf5\uc791\ubb3c\uc740 \uacf5\uad6c\uc5d0\uc11c \ubc97\uc5b4\ub098 \ub2e4\uc2dc \ud280\uc5b4 \uc624\ub985\ub2c8\ub2e4. \uc774\ub294 \uae68\ub057\ud55c \uc7ac\ub8cc \uc81c\uac70\ubcf4\ub2e4\ub294 \ub9c8\ucc30\uc744 \uc720\ubc1c\ud558\uc5ec \ucd94\uac00\uc801\uc778 \uc5f4\uc744 \ubc1c\uc0dd\uc2dc\ud0a4\uace0 \uc88b\uc9c0 \uc54a\uc740 \ud45c\uba74 \ub9c8\uac10\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc587\uc740 \ubcbd \ud2f0\ud0c0\ub284 \ubd80\ud488\uc744 \uac00\uacf5\ud558\uae30 \uc5b4\ub824\uc6b4 \uc774\uc720\uc774\uae30\ub3c4 \ud569\ub2c8\ub2e4. \uc808\ub2e8\ub825\uc5d0 \uc758\ud574 \ubcc0\ud615\ub418\uace0 \ub5a8\ub9bc\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uac00\uacf5 \uacbd\ud654.<\/strong> \uc624\uc2a4\ud14c\ub098\uc774\ud2b8\uacc4 \uc2a4\ud14c\uc778\ub9ac\uc2a4\uac15\uacfc \uc720\uc0ac\ud558\uac8c, \uc808\uc0ad \uc2dc \ud2f0\ud0c0\ub284 \ud569\uae08\uc740 \ud45c\uba74\uc5d0\uc11c \uacbd\ud654\ub429\ub2c8\ub2e4. \uacf5\uad6c\uac00 \uc7ac\ub8cc\ub97c \uc81c\uac70\ud558\uc9c0 \uc54a\uace0 \uba38\ubb3c\uac70\ub098 \ub9c8\ucc30\ud558\uba74 \ud45c\uba74\uc774 \uac00\uacf5 \uacbd\ud654\ub418\uc5b4 \ud6c4\uc18d \ud328\uc2a4\uac00 \uc810\uc810 \ub354 \uc5b4\ub824\uc6cc\uc9d1\ub2c8\ub2e4. \uc774\ub294 \uc545\uc21c\ud658\uc744 \ub9cc\ub4ed\ub2c8\ub2e4. \ub354 \ub2e8\ub2e8\ud55c \ud45c\uba74\uc740 \ub354 \ub9ce\uc740 \uc5f4\uc744 \ubc1c\uc0dd\uc2dc\ud0a4\uace0, \uc774\ub294 \uacf5\uad6c\ub97c \ub354 \ube68\ub9ac \ubb34\ub514\uac8c \ud558\uba70, \uc774\ub294 \ub354 \ub9ce\uc740 \ub9c8\ucc30\uc744 \uc720\ubc1c\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud145\uc2a4\ud150 (\uc21c\uc218 W, W-Ni-Fe, W-Cu)<\/h3>\n\n\n\n

\uc21c\uc218 \ud145\uc2a4\ud150\uc740 \ube44\ucee4\uc2a4 \uacbd\ub3c4\uac00 350\u2013450 HV(\ub2e8\uc870)\uc774\uace0 \ub179\ub294\uc810\uc774 3,422\u00b0C\ub85c \ubaa8\ub4e0 \uae08\uc18d \uc911\uc5d0\uc11c \uac00\uc7a5 \ub192\uc2b5\ub2c8\ub2e4. \ubc29\uc0ac\uc120 \ucc28\ud3d0, \uace0\uc628 \uc6a9\uad11\ub85c \ubd80\ud488, \ud3c9\ud615\ucd94 \ubc0f \uc804\uae30 \uc811\uc810\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. ASTM B760 \uaddc\uaca9<\/a> \uc740 \uc774\ub7ec\ud55c \uc751\uc6a9 \ubd84\uc57c\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ud145\uc2a4\ud150 \ud310 \ubc0f \uc2dc\ud2b8\ub97c \ub2e4\ub8f9\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc815\uc758\ub418\ub294 \uac00\uacf5 \ubb38\uc81c\ub294 \uc5f0\uc131-\ucde8\uc131 \uc804\uc774 \uc628\ub3c4 (DBTT)<\/strong>. \uc785\ub2c8\ub2e4. \uc0c1\uc628\uc5d0\uc11c \uc21c\uc218 \ud145\uc2a4\ud150\uc740 \ucde8\uc131\uc5d0 \uac00\uae5d\uc2b5\ub2c8\ub2e4. \uc0c1\uc5c5\uc801\uc73c\ub85c \uc21c\uc218\ud55c \ud145\uc2a4\ud150\uc758 DBTT\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uac00\uacf5 \uc774\ub825, \uacb0\uc815\ub9bd \uad6c\uc870 \ubc0f \ubd88\uc21c\ubb3c \ud568\ub7c9\uc5d0 \ub530\ub77c 200\u00b0C\uc5d0\uc11c 400\u00b0C \uc0ac\uc774\uc5d0 \uc788\uc2b5\ub2c8\ub2e4. DBTT \uc774\ud558\uc5d0\uc11c\ub294 \ud145\uc2a4\ud150\uc774 \uacb0\uc815\ub9bd\uacc4\ub97c \uac00\ub85c\uc9c0\ub974\ub294 \uade0\uc5f4 \ubaa8\ub4dc\ub85c \ud30c\uad34\ub429\ub2c8\ub2e4. \uc989, \uade0\uc5f4\uc774 \ucd5c\uc18c\ud55c\uc758 \uc18c\uc131 \ubcc0\ud615\uc73c\ub85c \uacb0\uc815\ub9bd\uc744 \ud1b5\ud574 \uc804\ud30c\ub429\ub2c8\ub2e4. \uc774\ub294 \uc0c1\uc628\uc5d0\uc11c \ub192\uc740 \uae30\uacc4\uc801 \uc751\ub825\uc744 \uac00\ud558\ub294 \ubaa8\ub4e0 \uc808\uc0ad \ubc29\ubc95\uc774 \uacf5\uc791\ubb3c \uade0\uc5f4\uc758 \uc704\ud5d8\uc744 \ucd08\ub798\ud55c\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud145\uc2a4\ud150\uc758 \uc77c\ubc18\uc801\uc778 \uac00\uacf5\uc740 \uc8fc\ub85c \ub2e4\uc774\uc544\ubaac\ub4dc \uc5f0\uc0ad \ubc0f \uc640\uc774\uc5b4 EDM\uc73c\ub85c \uc81c\ud55c\ub429\ub2c8\ub2e4. \uc77c\ubd80 \ud145\uc2a4\ud150 \ud569\uae08(W-Ni-Fe \uc911\ud569\uae08\uc740 \ub354 \uc5f0\uc131\uc774 \uc788\uc74c)\uc758 \uacbd\uc6b0 \uce74\ubc14\uc774\ub4dc \uacf5\uad6c\ub97c \uc0ac\uc6a9\ud55c CNC \ubc00\ub9c1\uc774 \uac00\ub2a5\ud558\uc9c0\ub9cc, \uc21c\uc218 \ud145\uc2a4\ud150 \ubc0f W-Cu \ubcf5\ud569\uc7ac\ub294 \ubc00\ub9c1\uc758 \uac04\ud5d0\uc801\uc778 \uc808\uc0ad\ub825\uc73c\ub85c \uc778\ud574 \uce69\uc774 \ub5a8\uc5b4\uc9c0\uace0 \uade0\uc5f4\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub610 \ub2e4\ub978 \ubcf5\uc7a1\ud55c \uc810\uc740 \ud145\uc2a4\ud150\uc740 \ubc00\ub3c4\uac00 19.3 g\/cm\u00b3\uc73c\ub85c \uac15\ucca0\ubcf4\ub2e4 \uac70\uc758 2.5\ubc30 \ubb34\uac81\ub2e4\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774\ub294 \uc791\uc740 \uacf5\uc791\ubb3c\uc870\ucc28\ub3c4 \ubb34\uac81\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud558\uba70, \uace0\uc815\uad6c \uc124\uacc4\ub294 \uc9c8\ub7c9\uc744 \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4. \uc808\uc0ad \uc911 \ubd80\ud488\uc774 \uc774\ub3d9\ud558\uba74 \uc911\ub825\uc73c\ub85c \uc778\ud55c \ud14c\uc2a4\ud2b8 \uc808\uc0ad\uc774 \uc2e4\uc81c\ub85c \uace8\uce6b\uac70\ub9ac\uac00 \ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\ubab0\ub9ac\ube0c\ub374 (\uc21c\uc218 Mo, TZM)<\/h3>\n\n\n\n

\ubab0\ub9ac\ube0c\ub374\uc740 \uac00\uacf5 \ub09c\uc774\ub3c4 \uba74\uc5d0\uc11c \ud145\uc2a4\ud150\uacfc \ud2f0\ud0c0\ub284 \uc0ac\uc774\uc5d0 \uc788\uc2b5\ub2c8\ub2e4. \uacbd\ub3c4\ub294 \uc911\uac04 \uc815\ub3c4(\ub2e8\uc870 Mo\uc758 \uacbd\uc6b0 HV 200\u2013300)\uc774\uba70, \ud145\uc2a4\ud150\ubcf4\ub2e4 \uc0c1\uc628 \uc5f0\uc131\uc774 \ub2e4\uc18c \uc88b\uc2b5\ub2c8\ub2e4. TZM \ud569\uae08(Mo-0.5Ti-0.1Zr)\uc740 \uac00\uc7a5 \uc77c\ubc18\uc801\uc73c\ub85c \uac00\uacf5\ub418\ub294 \ub4f1\uae09\uc73c\ub85c, \uace0\uc628 \uad6c\uc870 \ubd80\ud488, \ubc29\uc5f4\ud310 \ubc0f \ubc18\ub3c4\uccb4 \uacf5\uc815 \uc7a5\ube44\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

\ubb38\uc81c\uc810:<\/p>\n\n\n\n

500\u00b0C \uc774\uc0c1\uc5d0\uc11c\uc758 \uc0b0\ud654.<\/strong> \ubab0\ub9ac\ube0c\ub374\uc740 \uace0\uc628\uc5d0\uc11c \ud718\ubc1c\uc131 MoO\u2083\ub97c \ud615\uc131\ud569\ub2c8\ub2e4. \uc0b0\ud654\ubb3c\uc740 \ubcf4\ud638\uce35\uc744 \ud615\uc131\ud558\ub294 \ub300\uc2e0 \uc99d\ubc1c\ud558\ubbc0\ub85c \uae08\uc18d\uc774 \ub728\uac70\uc6b8 \ub54c \uc2e4\uc81c\ub85c \uce68\uc2dd\ub429\ub2c8\ub2e4. \ud45c\uba74\uc744 500\u00b0C \uc774\uc0c1\uc73c\ub85c \uac00\uc5f4\ud558\ub294 \ubaa8\ub4e0 \uc808\uc0ad \uacf5\uc815\uc740 \uc0b0\ud654\ub418\uace0 \uad6c\uba4d\uc774 \ub6ab\ub9b0 \ud45c\uba74\uc744 \ub0a8\uae41\ub2c8\ub2e4. \uc774\ub294 \uc815\ubc00 \uc791\uc5c5\uc5d0 \ub808\uc774\uc800 \uc808\ub2e8\uc744 \ubc30\uc81c\ud558\uace0 \uc5f0\uc0ad \uc808\ub2e8 \uc911 \uc5f4 \uad00\ub9ac\ub97c \uc911\uc694\ud558\uac8c \ub9cc\ub4ed\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc0c1\uc628\uc5d0\uc11c\uc758 \ub0ae\uc740 \ud30c\uad34 \uc778\uc131.<\/strong> \ud145\uc2a4\ud150\uacfc \ub9c8\ucc2c\uac00\uc9c0\ub85c \ubab0\ub9ac\ube0c\ub374\ub3c4 DBTT\ub97c \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ub2e8\uc870 \uc7ac\ub8cc\uc758 \uacbd\uc6b0 \uc77c\ubc18\uc801\uc73c\ub85c 0\u00b0C ~ 100\u00b0C\uc774\uba70, \ud145\uc2a4\ud150\ubcf4\ub2e4 \ub0ae\uc9c0\ub9cc \uc0c1\uc628\uc5d0 \ucda9\ubd84\ud788 \uac00\uae5d\uae30 \ub54c\ubb38\uc5d0 \uacf5\uaca9\uc801\uc778 \uc808\ub2e8 \uc2dc \ucde8\uc131 \ud30c\uad34\uac00 \ubb38\uc81c\uac00 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc2a4\ubbf8\uc5b4\ub9c1.<\/strong> \uc808\uc0ad \uc18d\ub3c4\uac00 \ubd88\ucda9\ubd84\ud55c \uc0c1\ud0dc\uc5d0\uc11c \uc77c\ubc18 \uacf5\uad6c\ub85c \uac00\uacf5\ud560 \ub54c \ubab0\ub9ac\ube0c\ub374\uc740 \uae68\ub057\ud55c \uce69\uc744 \ud615\uc131\ud558\uae30\ubcf4\ub2e4\ub294 \uc2a4\ubbf8\uc5b4\ub9c1\ub418\ub294 \uacbd\ud5a5\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub85c \uc778\ud574 \uacf5\uad6c\uc5d0 \ube4c\ub4dc\uc5c5\ub41c \ub0a0\uc774 \uc0dd\uae30\uace0 \uac00\uacf5\ubb3c \ud45c\uba74\uc774 \ucc22\uc5b4\uc9c0\uace0 \uac70\uce60\uc5b4\uc9d1\ub2c8\ub2e4.<\/p>\n\n\n\n

\"\uc790\uc11d<\/figure>\n\n\n\n

\uacbd\uc9c8 \uae08\uc18d \uc808\ub2e8\uc5d0 \ub2e4\uc774\uc544\ubaac\ub4dc \uc640\uc774\uc5b4 \uc3d8\uac00 \ud6a8\uacfc\uc801\uc778 \uc774\uc720<\/h2>\n\n\n\n

\ud2f0\ud0c0\ub284, \ud145\uc2a4\ud150, \ubab0\ub9ac\ube0c\ub374\uc5d0 \uacf5\ud1b5\uc801\uc778 \uc810\uc740 \uc77c\ubc18\uc801\uc778 \uc808\ub2e8\uc774 \ub108\ubb34 \ub9ce\uc740 \uc5f4, \ub108\ubb34 \ub9ce\uc740 \uae30\uacc4\uc801 \uc751\ub825 \ub610\ub294 \ub458 \ub2e4\ub97c \ubc1c\uc0dd\uc2dc\ud0a8\ub2e4\ub294 \uac83\uc785\ub2c8\ub2e4. A \ub2e4\uc774\uc544\ubaac\ub4dc \uc640\uc774\uc5b4 \ud1b1<\/a> \uadfc\ubcf8\uc801\uc73c\ub85c \ub2e4\ub978 \uc81c\uac70 \uba54\ucee4\ub2c8\uc998, \uc989 \ub192\uc740 \uc120\uc18d\ub3c4\uc640 \ub0ae\uc740 \ub2e8\uc704 \uc808\uc0ad\ub825\uc73c\ub85c \uc720\uc5f0\ud55c \uacf5\uad6c\ub97c \uc0ac\uc6a9\ud55c \ub9c8\uc774\ud06c\ub85c \uc5f0\uc0ad\uc744 \ud1b5\ud574 \uc774\ub97c \ud574\uacb0\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud0c0\ud611 \uc5c6\ub294 \uc5f4 \uc81c\uc5b4<\/h3>\n\n\n\n

\uadf8\ub9cc\ud07c \ub2e4\uc774\uc544\ubaac\ub4dc \uc640\uc774\uc5b4 \ub8e8\ud504<\/a> 40-70m\/s\ub85c \uc774\ub3d9\ud569\ub2c8\ub2e4. \uac01 \ub2e4\uc774\uc544\ubaac\ub4dc \uc785\uc790\ub294 \ub9c8\uc774\ud06c\ub85c\ucd08 \ub3d9\uc548 \uac00\uacf5\ubb3c\uacfc \uc811\ucd09\ud558\uace0, \ubbf8\uc138\ud55c \uce69\uc744 \uc81c\uac70\ud558\uace0, \uc774\ub3d9\ud569\ub2c8\ub2e4. \uc785\uc790\ub2f9 \ubc1c\uc0dd\ud558\ub294 \uc5f4\uc740 \ubbf8\ubbf8\ud558\uba70, \ub2e8\uc77c \uc808\uc0ad\ub0a0\uc5d0 \uc9d1\uc911\ub418\ub294 \uac83\uc774 \uc544\ub2c8\ub77c \uc804\uccb4 \uc640\uc774\uc5b4 \ub458\ub808\uc5d0 \ubd84\uc0b0\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc5f0\uc18d\uc801\uc778 \ub0c9\uac01\uc218 \uacf5\uae09(\uc218\uc131 \ub610\ub294 \uacbd\uc9c8 \uad11\uc720)\uacfc \uacb0\ud569\ud558\uba74 \uc808\ub2e8 \uc601\uc5ed\uc774 100\u00b0C \ubbf8\ub9cc\uc73c\ub85c \uc720\uc9c0\ub429\ub2c8\ub2e4. \ud45c\uc900 \ub9e4\uac1c\ubcc0\uc218\uc5d0\uc11c \ud2f0\ud0c0\ub284 \uc808\ub2e8 \uc2dc \ud45c\uba74 \uc628\ub3c4\ub97c 50-70\u00b0C\ub85c \uce21\uc815\ud588\uc2b5\ub2c8\ub2e4. \ubab0\ub9ac\ube0c\ub374\uc758 \uacbd\uc6b0 MoO\u2083 \ud615\uc131\uc774 \uc5c6\uc2b5\ub2c8\ub2e4. \ud145\uc2a4\ud150\uc758 \uacbd\uc6b0 \ucde8\uc131 \uc7ac\ub8cc\ub97c \uade0\uc5f4\ub85c \ubc00\uc5b4 \ub123\ub294 \uc5f4 \uc751\ub825\uc774 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc774\uac83\uc740 \uac00\uacf5\ubb3c \ubcf4\ud638\uc5d0 \uad00\ud55c \uac83\ub9cc\uc774 \uc544\ub2d9\ub2c8\ub2e4. \ud2b9\ud788 \ud2f0\ud0c0\ub284\uc758 \uacbd\uc6b0 \ub0ae\uc740 \uc808\uc0ad \uc628\ub3c4\ub294 \uac00\uacf5\ubb3c\uacfc \uacf5\uad6c \uc0ac\uc774\uc5d0 \ud654\ud559\uc801 \uacb0\ud569\uc774 \uc5c6\uc74c\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \ud2f0\ud0c0\ub284 \uac00\uacf5\uc5d0\uc11c \ud0c4\ud654\ubb3c \uc778\uc11c\ud2b8\ub97c \ud30c\uad34\ud558\ub294 \uba54\ucee4\ub2c8\uc998\uc740 \ub2e4\uc774\uc544\ubaac\ub4dc \uc785\uc790\uac00 \ud2f0\ud0c0\ub284\uc774 \ud654\ud559\uc801\uc73c\ub85c \uacf5\uaca9\uc801\uc774 \ub418\ub294 \uc628\ub3c4\uc5d0 \ub3c4\ub2ec\ud558\uc9c0 \uc54a\uae30 \ub54c\ubb38\uc5d0 \uc5ec\uae30\uc5d0 \uc801\uc6a9\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub0ae\uc740 \uae30\uacc4\uc801 \uc751\ub825\uc73c\ub85c \uade0\uc5f4 \ubc29\uc9c0<\/h3>\n\n\n\n

\uae08\uc18d\uc758 \uc640\uc774\uc5b4 \uc7a5\ub825\uc740 180-230N\uc73c\ub85c \uc124\uc815\ub418\uba70, \uc808\uc0ad\ub825\uc740 \uc640\uc774\uc5b4\uc640 \uac00\uacf5\ubb3c \uc0ac\uc774\uc758 \uc811\ucd09 \ud638\ub97c \ub530\ub77c \ubd84\uc0b0\ub429\ub2c8\ub2e4. \uac00\uacf5\ubb3c\uc758 \uc5b4\ub290 \uc9c0\uc810\uc5d0\uc11c\ub4e0 \ucd5c\ub300 \uae30\uacc4\uc801 \uc751\ub825\uc740 \ub2e8\ub2e8\ud55c \ub0a0\uc774\ub098 \ubc00\ub9c1 \ucee4\ud130\ubcf4\ub2e4 \ud6e8\uc52c \ub0ae\uc2b5\ub2c8\ub2e4. \ud145\uc2a4\ud150\uacfc \ubab0\ub9ac\ube0c\ub374\uc758 \uacbd\uc6b0 \uc7ac\ub8cc\uac00 \ud0c4\uc131 \ubc94\uc704 \ub0b4\uc5d0 \uc720\uc9c0\ub418\uc5b4 \uade0\uc5f4\uc744 \uc2dc\uc791\ud560 \uc218 \uc788\ub294 \uc9d1\uc911\ub41c \uc751\ub825 \uc9d1\uc911\uc774 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

0.5mm \uc640\uc774\uc5b4, 200N \uc7a5\ub825, 0.2mm\/min \uc774\uc1a1 \uc18d\ub3c4\ub85c \uc0c1\uc628(22\u00b0C)\uc5d0\uc11c \uc21c\uc218 \ud145\uc2a4\ud150 \ube14\ub85d\uc744 \uade0\uc5f4 \uc5c6\uc774 \uc808\ub2e8\ud588\uc2b5\ub2c8\ub2e4. \ub3d9\uc77c\ud55c \ube14\ub85d\uc774 \ubc34\ub4dc \uc3d8 \uc2dc\ub3c4 \uc911\uc5d0 \uade0\uc5f4\uc774 \ubc1c\uc0dd\ud588\uc2b5\ub2c8\ub2e4. \ud1b1\ub2c8\ub294 \ucde8\uc131 \ud30c\uad34 \uc784\uacc4\uac12\uc744 \ucd08\uacfc\ud558\ub294 \uad6d\ubd80\uc801\uc778 \uc751\ub825 \uc9d1\uc911\uc744 \uc0dd\uc131\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc881\uc740 \ucee4\ud504\ub85c \uadc0\uc911\ud55c \uc7ac\ub8cc \uc808\uc57d<\/h3>\n\n\n\n

0.35-0.5mm \uc640\uc774\uc5b4\ub294 \uc57d 0.4-0.55mm\uc758 \ucee4\ud504\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc778 \uc5f0\uc0ad \uc808\ub2e8 \ud720\uc758 1.5-3mm \ucee4\ud504 \ub610\ub294 \ubc34\ub4dc \uc3d8\uc758 1-2mm\uc640 \ube44\uad50\ud558\uc2ed\uc2dc\uc624. $20+\/cm\u00b3 \ud145\uc2a4\ud150\uc744 \uc808\ub2e8\ud560 \ub54c \ucee4\ud504\uac00 \uc2a4\uc640\ud504\uac00 \ub418\ub294 \ubaa8\ub4e0 \ubc00\ub9ac\ubbf8\ud130\ub294 \ub3c8\uc744 \uc783\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc2e4\uc9c8\uc801\uc778 \uc608: 40mm x 40mm \ud145\uc2a4\ud150 \ube14\ub85d\uc744 2mm \uc6e8\uc774\ud37c 20\uac1c\ub85c \uc2ac\ub77c\uc774\uc2a4\ud569\ub2c8\ub2e4. 0.5mm \ucee4\ud504(\ub2e4\uc774\uc544\ubaac\ub4dc \uc640\uc774\uc5b4)\ub97c \uc0ac\uc6a9\ud558\uba74 \ucee4\ud504\uc5d0 \uc57d 10mm\uc758 \ube14\ub85d \uae38\uc774\uac00 \uc190\uc2e4\ub429\ub2c8\ub2e4. \uc774\ub294 \uc6e8\uc774\ud37c \ud558\ub098 \ubd84\ub7c9\uc758 \uc7ac\ub8cc\uc785\ub2c8\ub2e4. 2mm \ucee4\ud504(\uc5f0\uc0ad \ud720)\ub97c \uc0ac\uc6a9\ud558\uba74 40mm, \uc989 \uc6e8\uc774\ud37c 10\uac1c \ubd84\ub7c9\uc774 \uc190\uc2e4\ub429\ub2c8\ub2e4. \ud145\uc2a4\ud150\uc758 \uacbd\uc6b0 \ud68c\uc218\ub41c \uc7ac\ub8cc\uc5d0\uc11c \uc218\ubc31 \ub2ec\ub7ec\uc5d0 \ud574\ub2f9\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uad8c\uc7a5 \uacbd\uc9c8 \uae08\uc18d \uc808\ub2e8 \ub9e4\uac1c\ubcc0\uc218<\/h2>\n\n\n\n

\ub2e4\uc74c \ub9e4\uac1c\ubcc0\uc218\ub294 \ub2f9\uc0ac\uc758 \uc0dd\uc0b0 \uacbd\ud5d8\uc744 \ubc14\ud0d5\uc73c\ub85c \ud569\ub2c8\ub2e4. SG20<\/a> \uadf8\ub9ac\uace0 SGI20<\/a> \ud50c\ub7ab\ud3fc. \uc774\ub294 \uc2dc\uc791\uc810\uc785\ub2c8\ub2e4. \ud504\ub85c\ub355\uc158 \uc124\uc815\uc73c\ub85c \uc9c4\ud589\ud558\uae30 \uc804\uc5d0 \ud56d\uc0c1 \ud2b9\uc815 \uc7ac\ub8cc\uc5d0 \ub300\ud574 \ud14c\uc2a4\ud2b8 \uc808\ub2e8\uc744 \uc218\ud589\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

\ub9e4\uac1c\ubcc0\uc218<\/th>Ti-6Al-4V<\/th>\uc21c\uc218 \ud145\uc2a4\ud150<\/th>\ubab0\ub9ac\ube0c\ub374 \/ TZM<\/th><\/tr><\/thead>
\uc640\uc774\uc5b4 \uc9c1\uacbd<\/td>0.35-0.5mm<\/td>0.5mm<\/td>0.35-0.5mm<\/td><\/tr>
\uc640\uc774\uc5b4 \uc7a5\ub825<\/td>180\u2013220 N<\/td>200\u2013230 N<\/td>180\u2013220 N<\/td><\/tr>
\uc640\uc774\uc5b4 \uc18d\ub3c4<\/a><\/td>50\u201370 m\/s<\/td>40-60 m\/s<\/td>50\u201370 m\/s<\/td><\/tr>
\ud53c\ub4dc \uc18d\ub3c4<\/td>0.3\u20131.0 mm\/min<\/td>0.2\u20130.5 mm\/min<\/td>0.5\u20131.5 mm\/min<\/td><\/tr>
\ub0c9\uac01\uc218<\/td>\uc5b5\uc81c\uc81c\uac00 \ud3ec\ud568\ub41c \uc218\uc131<\/td>\uc218\uc131 \ub610\ub294 \uacbd\uc9c8 \uad11\uc720<\/td>\uacbd\uc9c8 \uad11\uc720 (\uad8c\uc7a5)<\/td><\/tr>
\uc77c\ubc18\uc801\uc778 Ra<\/td>0.3\u20130.6 \u03bcm<\/td>0.4\u20130.8 \u03bcm<\/td>0.3\u20130.5 \u03bcm<\/td><\/tr>
\uce58\uc218 \uacf5\ucc28<\/td>\u00b10.03 mm<\/td>\u00b10.03 mm<\/td>\u00b10.03 mm<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\uc808\ub2e8 \uacbd\ud5d8\uc5d0 \ub300\ud55c \uba87 \uac00\uc9c0 \ucc38\uace0 \uc0ac\ud56d:<\/p>\n\n\n\n

\ud2f0\ud0c0\ub284:<\/strong> \uac00\uc7a5 \ud070 \uc2e4\uc218\ub294 \uacf5\uae09 \uc18d\ub3c4\ub97c \ub108\ubb34 \ube60\ub974\uac8c \uc124\uc815\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \ud2f0\ud0c0\ub284\uc758 \ud0c4\uc131\uc740 \ub354 \ub2e8\ub2e8\ud55c \uc7ac\ub8cc\ubcf4\ub2e4 \ub2e8\uc704 \uacf5\uae09\ub825\ub2f9 \uc640\uc774\uc5b4 \ucc98\uc9d0\uc774 \ub354 \ucee4\uc9c4\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. 30mm \uc774\uc0c1\uc758 \ub2e8\uba74\uc5d0\uc11c \uacf5\uae09 \uc18d\ub3c4\ub97c 1mm\/min \uc774\uc0c1\uc73c\ub85c \uc62c\ub9ac\uba74 \uc640\uc774\uc5b4\uac00 \ud718\uc5b4\uc9c0\uace0 \uc808\ub2e8 \ud45c\uba74\uc5d0 \ud14c\uc774\ud37c\uac00 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c 0.5mm\/min\uc5d0\uc11c \uc2dc\uc791\ud558\uc5ec 0.1mm\/min \ub2e8\uc704\ub85c \uc99d\uac00\uc2dc\ud0a4\uba74\uc11c \uae30\uacc4 \ub0b4\uc7a5 \ubcc0\uc704 \uc13c\uc11c\ub85c \uc640\uc774\uc5b4 \ucc98\uc9d0\uc744 \ubaa8\ub2c8\ud130\ub9c1\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud145\uc2a4\ud150:<\/strong> \ub290\ub9ac\uace0 \uafb8\uc900\ud558\uac8c. \uacf5\uae09 \uc18d\ub3c4\ub294 \ub0ae\uac8c \uc720\uc9c0\ud574\uc57c \ud569\ub2c8\ub2e4. 0.2\u20130.5 mm\/min. \uc774\ub294 \uacbd\ub3c4 \ub54c\ubb38\uc774 \uc544\ub2c8\ub77c(\ub2e4\uc774\uc544\ubaac\ub4dc\uac00 \ucc98\ub9ac\ud568) \ucde8\uc131 \uc704\ud5d8 \ub54c\ubb38\uc785\ub2c8\ub2e4. \ub354 \ub192\uc740 \uacf5\uae09 \uc18d\ub3c4\ub294 \uc21c\uac04 \uc808\ub2e8\ub825\uc744 \uc99d\uac00\uc2dc\ud0a4\uba70, \uc0c1\uc628\uc758 \ud145\uc2a4\ud150\uc740 \uc751\ub825 \uc2a4\ud30c\uc774\ud06c\ub97c \uacac\ub514\uc9c0 \ubabb\ud569\ub2c8\ub2e4. \uae30\uacc4\uc801 \uc548\uc815\uc131\uc744 \uc704\ud574 \ub354 \ub450\uaebc\uc6b4 0.5mm \uc640\uc774\uc5b4\ub97c \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624. \uac00\ub2a5\ud558\ub2e4\uba74 \uac00\uc5f4\ub41c \ub0c9\uac01\uc218\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc791\uc5c5\ubb3c\uc744 \uc57d\uac04 \ub530\ub73b\ud558\uac8c(40\u201350\u00b0C) \uac00\uc5f4\ud558\uc2ed\uc2dc\uc624. \uc774\ub807\uac8c \ud558\uba74 \uc7ac\ub8cc\uac00 DBTT\uc5d0\uc11c \ub354 \uba40\uc5b4\uc9c0\uace0 \ud30c\uc190 \uc704\ud5d8\uc774 \uc904\uc5b4\ub4ed\ub2c8\ub2e4. \uc77c\ubd80 \uc2e4\ud5d8\uc2e4\uc5d0\uc11c\ub294 \uac19\uc740 \uc774\uc720\ub85c \uace0\uc815\uad6c\ub97c \uac00\uc5f4 \ud328\ub4dc\ub85c \uac10\uc309\ub2c8\ub2e4.<\/p>\n\n\n\n

\ubab0\ub9ac\ube0c\ub374:<\/strong> \ud145\uc2a4\ud150\ubcf4\ub2e4 \ub354 \uad00\ub300\ud569\ub2c8\ub2e4. \uacf5\uae09 \uc18d\ub3c4\ub97c \ub354 \ub192\uc77c \uc218 \uc788\uc73c\uba70(\ub2e8\uba74 30mm \uc774\ud558\uc5d0\uc11c \ucd5c\ub300 1.5mm\/min), \ud45c\uba74 \ud488\uc9c8\uc774 \uc77c\uad00\ub418\uac8c \uc6b0\uc218\ud569\ub2c8\ub2e4(\ubcc4\ub2e4\ub978 \ub178\ub825 \uc5c6\uc774 Ra 0.3\u20130.5 \u03bcm). \uac00\uc7a5 \uc911\uc694\ud55c \ubb38\uc81c\ub294 \uc0b0\ud654 \ubc29\uc9c0\uc785\ub2c8\ub2e4. \ubab0\ub9ac\ube0c\ub374\uc5d0\uc11c \ucd5c\uc0c1\uc758 \uacb0\uacfc\ub97c \uc5bb\uc73c\ub824\uba74 \uc218\uc131 \ub0c9\uac01\uc218 \ub300\uc2e0 \uc720\uc131 \ub0c9\uac01\uc218\ub97c \uc0ac\uc6a9\ud558\uc2ed\uc2dc\uc624. \uc218\uc131 \ub0c9\uac01\uc218\ub97c \uc0ac\uc6a9\ud558\ub354\ub77c\ub3c4 \uc808\ub2e8 \uc628\ub3c4\uac00 \ub108\ubb34 \ub0ae\uc544 \uc0c1\ub2f9\ud55c MoO\u2083 \ud615\uc131\uc774 \uc77c\uc5b4\ub098\uc9c0 \uc54a\uc9c0\ub9cc, \uc624\uc77c\uc740 \ud45c\uba74 \ubcc0\uc0c9\uc5d0 \ub300\ud55c \ucd94\uac00\uc801\uc778 \uc7a5\ubcbd\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc808\ub2e8 \ud6c4\uc5d0\ub294 \uc774\uc18c\ud504\ub85c\ud310\uc62c\ub85c \uc808\ub2e8\uba74\uc744 \ub2e6\uace0 \uc989\uc2dc \ubd80\ud488\uc744 \uc0ac\uc6a9\ud558\uc9c0 \uc54a\uc744 \uacbd\uc6b0 \uac74\uc870\uae30 \ubcf4\uad00\uc744 \uad8c\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uacbd\uae08\uc18d \uc808\ub2e8\uc5d0 \uc640\uc774\uc5b4 \uc3d8\uac00 \uac00\uc7a5 \uc801\ud569\ud55c \uacbd\uc6b0<\/h2>\n\n\n\n

\uae08\uc18d \uc870\uc9c1 \uc2dc\ud3b8 \uc900\ube44<\/h3>\n\n\n\n

\uc774\uac83\uc774 \uc6b0\ub9ac\uac00 \uac00\uc7a5 \ud754\ud558\uac8c \ubcf4\ub294 \uc0ac\uc6a9 \uc0ac\ub840\uc785\ub2c8\ub2e4. \uc5f0\uad6c\uc2e4 \ubc0f \ud488\uc9c8 \ubd80\uc11c\uc5d0\uc11c\ub294 \ubbf8\uc138 \uad6c\uc870 \ubd84\uc11d\uc744 \uc704\ud574 \ud2f0\ud0c0\ub284 \ud56d\uacf5 \uc6b0\uc8fc \ubd80\ud488, \ud145\uc2a4\ud150 \uc2a4\ud37c\ud130\ub9c1 \ud0c0\uac9f \ub610\ub294 \ubab0\ub9ac\ube0c\ub374 \ubc29\uc5f4\ud310\uc758 \ub2e8\uba74\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \uc808\ub2e8\uba74\uc740 \uc5f4 \uc544\ud2f0\ud329\ud2b8, \uae30\uacc4\uc801 \ubcc0\ud615\uce35, \uc2a4\ubbf8\uc5b4\ub9c1\uc774 \uc5c6\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc65c\ub0d0\ud558\uba74 \uc804\uccb4 \ubaa9\uc801\uc740 \uc2e4\uc81c \ubbf8\uc138 \uad6c\uc870\ub97c \uac80\uc0ac\ud558\ub294 \uac83\uc774\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub2e4\uc774\uc544\ubaac\ub4dc \uc640\uc774\uc5b4 \uc3d8\uc789\uc740 \uc5f0\ub9c8 \uc808\ub2e8 \ud720\uc758 50\u2013200 \u03bcm\uc5d0 \ube44\ud574 \uc77c\ubc18\uc801\uc73c\ub85c 5 \u03bcm \uc774\ud558 \uae4a\uc774\uc758 \ud45c\uba74 \uc544\ub798 \uc190\uc0c1\uce35\uc744 \uac00\uc9c4 \ud45c\uba74\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc774\ub294 SEM \ub610\ub294 EBSD \uac80\uc0ac\ub97c \uc704\ud574 \uc2dc\ud3b8\uc744 \uc900\ube44\ud558\uae30 \uc804\uc5d0 \ud6c4\uc18d \ub798\ud551 \ubc0f \uc5f0\ub9c8\ub7c9\uc744 \ud06c\uac8c \uc904\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud56d\uacf5 \uc6b0\uc8fc \ubd80\ud488 \uc808\ub2e8<\/h3>\n\n\n\n

\uc81c\ud2b8 \uc5d4\uc9c4 \ub0c9\uac01 \ubd80\ud488\uc758 \ud2f0\ud0c0\ub284 \ubd80\ud488\uc740 \uc885\uc885 \uace0\uc7a5 \ubd84\uc11d \ub610\ub294 \uc794\uc5ec \uc218\uba85 \ud3c9\uac00\ub97c \uc704\ud574 \uc808\ub2e8\ud574\uc57c \ud569\ub2c8\ub2e4. \uc808\ub2e8 \ubc29\ubc95\uc740 \ubbf8\uc138 \uad6c\uc870\ub97c \ubcc0\uacbd\ud558\uac70\ub098 \ubd84\uc11d\uc744 \ud63c\ub3d9\ud560 \uc218 \uc788\ub294 \uc794\ub958 \uc751\ub825\uc744 \ub3c4\uc785\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4. \ub2e4\uc774\uc544\ubaac\ub4dc \uc640\uc774\uc5b4 \uc3d8\uc789\uc740 \uc808\ub2e8\uba74\uae4c\uc9c0 \uc6d0\ub798 \uc7ac\ub8cc \uc0c1\ud0dc\ub97c \ubcf4\uc874\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc2a4\ud37c\ud130\ub9c1 \ud0c0\uac9f \uc81c\uc870<\/h3>\n\n\n\n

\ubc18\ub3c4\uccb4 \uc81c\uc870\uc6a9 \ud145\uc2a4\ud150 \ubc0f \ubab0\ub9ac\ube0c\ub374 \uc2a4\ud37c\ud130\ub9c1 \ud0c0\uac9f\uc740 \uc815\ubc00\ud55c \uce58\uc218 \uc81c\uc5b4\uc640 \uc624\uc5fc \uc5c6\ub294 \ud45c\uba74\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \ud0c0\uac9f\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ub354 \ud070 \ube4c\ub81b\uc5d0\uc11c \ud2b9\uc815 \uc9c1\uacbd\uacfc \ub450\uaed8\ub85c \uc808\ub2e8\ub429\ub2c8\ub2e4. \uc640\uc774\uc5b4 EDM\uc73c\ub85c \uc774 \uc791\uc5c5\uc744 \uc218\ud589\ud560 \uc218 \uc788\uc9c0\ub9cc, \uc7ac\uc6a9\uc735\uce35\uc744 \ub0a8\uae30\uace0 EDM \uc640\uc774\uc5b4 \uc804\uadf9\uc5d0\uc11c \uad6c\ub9ac \ub610\ub294 \ud669\ub3d9 \uc624\uc5fc\uc744 \uc720\ubc1c\ud569\ub2c8\ub2e4. \ub2e4\uc774\uc544\ubaac\ub4dc \uc640\uc774\uc5b4 \uc808\ub2e8\uc740 \ub450 \uac00\uc9c0 \ubb38\uc81c\ub97c \ubaa8\ub450 \ud53c\ud569\ub2c8\ub2e4. \uc7ac\uc6a9\uc735\uce35\ub3c4 \uc5c6\uace0 \uae08\uc18d \uc624\uc5fc\ub3c4 \uc5c6\uc2b5\ub2c8\ub2e4. \uc640\uc774\uc5b4\ub294 \uc804\uae30 \ub3c4\uae08\ub41c \ub2e4\uc774\uc544\ubaac\ub4dc\uac00 \uc788\ub294 \uc2a4\ud14c\uc778\ub9ac\uc2a4 \uc2a4\ud2f8 \ucf54\uc5b4\uc774\uba70, \uc720\uc77c\ud55c \uc794\ub958\ubb3c\uc740 \uc27d\uac8c \uc138\ucc99\ub418\ub294 \ub2e4\uc774\uc544\ubaac\ub4dc \uc5f0\ub9c8 \uc785\uc790\uc640 \ub0c9\uac01\uc218\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc758\ub8cc\uc6a9 \uc784\ud50c\ub780\ud2b8 R&D<\/h3>\n\n\n\n

Ti-6Al-4V\ub294 \uc815\ud615 \uc678\uacfc \uc784\ud50c\ub780\ud2b8(\uace0\uad00\uc808 \uc904\uae30, \ucc99\ucd94 \ucf00\uc774\uc9c0, \uce58\uacfc\uc6a9 \uc5b4\ubc84\ud2b8\uba3c\ud2b8)\uc758 \uc8fc\uc694 \ud569\uae08\uc785\ub2c8\ub2e4. \uac1c\ubc1c \uc911\uc5d0\ub294 \ud504\ub85c\ud1a0\ud0c0\uc785 \ubc0f \ud14c\uc2a4\ud2b8 \ucfe0\ud3f0\uc774 \uae30\uacc4\uc801 \ud14c\uc2a4\ud2b8(\ud53c\ub85c \uc2dc\ud5d8\ud3b8, \uc778\uc7a5 \ucfe0\ud3f0) \ubc0f \uc0dd\uccb4 \uc801\ud569\uc131 \ud3c9\uac00\ub97c \uc704\ud574 \uc790\uc8fc \uc808\ub2e8\ub429\ub2c8\ub2e4. \uc808\ub2e8 \ubc29\ubc95\uc740 \uc808\ub2e8\uba74\uc5d0\uc11c \uc7ac\ub8cc\uc758 \ud53c\ub85c \ud2b9\uc131\uc744 \ubcf4\uc874\ud574\uc57c \ud558\uba70, \uc774\ub294 \uc778\uc7a5 \uc794\ub958 \uc751\ub825\uc774\ub098 \uc5f4 \uc601\ud5a5 \uc601\uc5ed\uc744 \ub3c4\uc785\ud558\ub294 \ubaa8\ub4e0 \uacf5\uc815\uc744 \ubc30\uc81c\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uacbd\uae08\uc18d \uc808\ub2e8 \ubc29\ubc95 \ube44\uad50<\/h2>\n\n\n\n
\ubc29\ubc95<\/th>HAZ<\/th>\uc624\uc5fc \uc704\ud5d8<\/th>Ra (\uc77c\ubc18)<\/th>\uc808\ub2e8 \uc190\uc2e4<\/th>\ucd5c\uc0c1\uc758 \ub300\uc0c1<\/th><\/tr><\/thead>
\ub2e4\uc774\uc544\ubaac\ub4dc \uc640\uc774\uc5b4 \ud1b1<\/td>\uc5c6\uc74c<\/td>\uc5c6\uc74c<\/td>0.3\u20130.8 \u03bcm<\/td>0.4\u20130.55 mm<\/td>\uc815\ubc00 \uc0d8\ud50c, \uc587\uc740 \ub2e8\uba74, \uace0\uac00 \uc7ac\ub8cc<\/td><\/tr>
\uc640\uc774\uc5b4 EDM<\/td>\uc7ac\uc735\ucc29\uce35 5\u201315 \u03bcm<\/td>\uc804\uadf9 \uc640\uc774\uc5b4\uc758 Cu\/Zn<\/td>0.8\u20131.5 \u03bcm<\/td>0.25\u20130.35 mm<\/td>\ubcf5\uc7a1\ud55c \ud504\ub85c\ud30c\uc77c, \ub9e4\uc6b0 \uc5c4\uaca9\ud55c \uacf5\ucc28<\/td><\/tr>
\uc5f0\ub9c8 \uc808\ub2e8 \ud720<\/td>50\u2013200 \u03bcm<\/td>\uc5f0\ub9c8\uc7ac \uc624\uc5fc<\/td>1.5\u20133.0 \u03bcm<\/td>1.5~3.0mm<\/td>\uac70\uce5c \uc808\ub2e8, \uc18d\ub3c4 \uc6b0\uc120<\/td><\/tr>
\ub2e4\uc774\uc544\ubaac\ub4dc \uc5f0\uc0ad \ud720<\/td>10\u201330 \u03bcm<\/td>\ucd5c\uc18c<\/td>0.2\u20130.5 \u03bcm<\/td>1.0\u20132.0 mm<\/td>\ud45c\uba74 \ub9c8\ubb34\ub9ac, \uc8fc\uc694 \uc808\ub2e8 \uc544\ub2d8<\/td><\/tr>
\ub808\uc774\uc800 \ucee4\ud305<\/a><\/td>100\u2013500 \u03bcm<\/td>\uc0b0\ud654\ubb3c \uce35<\/td>2.0\u20135.0 \u03bcm<\/td>~0.1 mm<\/td>\uc2dc\ud2b8 \uc808\ub2e8, 2D \ud504\ub85c\ud30c\uc77c<\/td><\/tr>
\uc6cc\ud130\uc82f<\/td>\uc5c6\uc74c<\/td>\uac00\ub137 \uc0bd\uc785 \uac00\ub2a5<\/td>3.0\u20136.0 \u03bcm<\/td>0.8\u20131.5 mm<\/td>\ub450\uaebc\uc6b4 \ud310, \ud06c\uae30 \uc81c\ud55c \uc5c6\uc74c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\uc640\uc774\uc5b4 EDM\uc740 \uc774\ub7ec\ud55c \uae08\uc18d\uc5d0 \ub300\ud55c \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \uc815\ubc00 \ub300\uc548\uc774\uae30 \ub54c\ubb38\uc5d0 \ud2b9\ubcc4\ud788 \uc5b8\uae09\ud560 \uac00\uce58\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 \uc5c4\uaca9\ud55c \uce58\uc218 \uc815\ud655\ub3c4\ub97c \uc81c\uacf5\ud558\uba70 \uc640\uc774\uc5b4 \ud1b1\uc73c\ub85c\ub294 \uc808\ub2e8\ud560 \uc218 \uc5c6\ub294 \ubcf5\uc7a1\ud55c \uc724\uacfd\uc744 \uc808\ub2e8\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc7ac\uc751\uace0\uce35\uc740 \uae08\uc18d\ud559\uc801 \uc791\uc5c5\uc5d0 \uc788\uc5b4 \uc2ec\uac01\ud55c \ubb38\uc81c\uc785\ub2c8\ub2e4. \uc774\ub294 \ubcc0\ud615\ub41c \uacb0\uc815 \uad6c\uc870\uc640 \uc870\uc131\uc744 \uac00\uc9c4 \uc6a9\uc735 \ubc0f \uc7ac\uc751\uace0\ub41c \uc7ac\ub8cc\uc758 \uc587\uc740 \uc601\uc5ed\uc785\ub2c8\ub2e4. \ud145\uc2a4\ud150 \uc2a4\ud37c\ud130\ub9c1 \ud0c0\uac9f\uc758 \uacbd\uc6b0 \ud669\ub3d9 EDM \uc640\uc774\uc5b4 \uc804\uadf9\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \uad6c\ub9ac \uc624\uc5fc\uc740 \ubc18\ub3c4\uccb4 \uc751\uc6a9 \ubd84\uc57c\uc5d0\uc11c \ubd80\uc801\uaca9 \uc0ac\uc720\uac00 \ub429\ub2c8\ub2e4. \ub2e4\uc774\uc544\ubaac\ub4dc \uc640\uc774\uc5b4 \ud1b1\uc9c8\uc740 \ub450 \uac00\uc9c0 \ubb38\uc81c\ub97c \ubaa8\ub450 \ud53c\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

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