{"id":1401,"date":"2020-01-06T16:25:12","date_gmt":"2020-01-06T09:25:12","guid":{"rendered":"http:\/\/khangphatgroup.com\/?post_type=product&p=1401"},"modified":"2026-01-19T19:27:49","modified_gmt":"2026-01-19T12:27:49","slug":"manh-cat","status":"publish","type":"post","link":"https:\/\/khangphatgroup.com\/?p=1401","title":{"rendered":"M\u1ea3nh C\u1eaft"},"content":{"rendered":"

C\u00e1c c\u00f4ng ngh\u1ec7 ph\u1ee7 hi\u1ec7n t\u1ea1i c\u00f3 m\u1eb7t tr\u00ean th\u1ecb tr\u01b0\u1eddng <\/strong>v<\/strong> Ph\u1ee7 Titanium Nitride (TiN): t\u0103ng \u0111\u1ed9 c\u1ee9ng v\u00e0 nhi\u1ec7t \u0111\u1ed9 oxy h\u00f3a cao <\/strong>v<\/strong> Ph\u1ee7 Titanium Carbo-Nitride (TiCN): th\u00eam carbon \u0111\u1ec3 t\u0103ng \u0111\u1ed9 c\u1ee9ng v\u00e0 b\u00f4i tr\u01a1n b\u1ec1 m\u1eb7t c\u1ee7a l\u1edbp ph\u1ee7 <\/strong>v<\/strong> Ph\u1ee7 Titanium Aluminum Nitride (TiAlN ho\u1eb7c AlTiN): \u0110\u1ed9 b\u1ec1n b\u1ec1 m\u1eb7t cao h\u01a1n, n\u00e2ng cao tu\u1ed5i th\u1ecd c\u1ee7a dao. <\/strong>v<\/strong> Ph\u1ee7 Chromium Nitride (CrN): c\u00f3 t\u00ednh ch\u1ea5t ch\u1ed1ng d\u00ednh, ch\u1ed1ng l\u1ea1i hi\u1ec7n t\u01b0\u1ee3ng l\u1eb9o dao. <\/strong>v<\/strong> Ph\u1ee7 kim c\u01b0\u01a1ng: cho hi\u1ec7u su\u1ea5t gia c\u00f4ng t\u1ed1t nh\u1ea5t khi gia c\u00f4ng v\u1eadt li\u1ec7u kh\u00f4ng ch\u1ee9a s\u1eaft<\/strong><\/span><\/p>\n

C\u00e1c c\u00f4ng ngh\u1ec7 ph\u1ee7 hi\u1ec7n t\u1ea1i c\u00f3 m\u1eb7t tr\u00ean th\u1ecb tr\u01b0\u1eddng v Ph\u1ee7 Titanium Nitride (TiN): t\u0103ng \u0111\u1ed9 c\u1ee9ng v\u00e0 nhi\u1ec7t \u0111\u1ed9 oxy h\u00f3a cao v Ph\u1ee7 Titanium Carbo-Nitride (TiCN): th\u00eam carbon \u0111\u1ec3 t\u0103ng \u0111\u1ed9 c\u1ee9ng v\u00e0 b\u00f4i tr\u01a1n b\u1ec1 m\u1eb7t c\u1ee7a l\u1edbp ph\u1ee7 v Ph\u1ee7 Titanium Aluminum Nitride (TiAlN ho\u1eb7c AlTiN): \u0110\u1ed9 b\u1ec1n b\u1ec1 m\u1eb7t cao h\u01a1n, n\u00e2ng cao tu\u1ed5i th\u1ecd c\u1ee7a dao. v Ph\u1ee7 Chromium Nitride (CrN): c\u00f3 t\u00ednh ch\u1ea5t ch\u1ed1ng d\u00ednh, ch\u1ed1ng l\u1ea1i hi\u1ec7n t\u01b0\u1ee3ng l\u1eb9o dao. v Ph\u1ee7 kim c\u01b0\u01a1ng: cho hi\u1ec7u su\u1ea5t gia c\u00f4ng t\u1ed1t nh\u1ea5t khi gia c\u00f4ng v\u1eadt li\u1ec7u kh\u00f4ng ch\u1ee9a s\u1eaft<\/span><\/p>\n

C\u00e1c c\u00f4ng ngh\u1ec7 ph\u1ee7 hi\u1ec7n t\u1ea1i c\u00f3 m\u1eb7t tr\u00ean th\u1ecb tr\u01b0\u1eddng<\/span><\/p>\n

v Ph\u1ee7 Titanium Nitride (TiN): t\u0103ng \u0111\u1ed9 c\u1ee9ng v\u00e0 nhi\u1ec7t \u0111\u1ed9 oxy h\u00f3a cao<\/span><\/p>\n

v Ph\u1ee7 Titanium Carbo-Nitride (TiCN): th\u00eam carbon \u0111\u1ec3 t\u0103ng \u0111\u1ed9 c\u1ee9ng v\u00e0 b\u00f4i tr\u01a1n b\u1ec1 m\u1eb7t c\u1ee7a l\u1edbp ph\u1ee7<\/span><\/p>\n

v Ph\u1ee7 Titanium Aluminum Nitride (TiAlN ho\u1eb7c AlTiN): \u0110\u1ed9 b\u1ec1n b\u1ec1 m\u1eb7t cao h\u01a1n, n\u00e2ng cao tu\u1ed5i th\u1ecd c\u1ee7a dao.<\/span><\/p>\n

v Ph\u1ee7 Chromium Nitride (CrN): c\u00f3 t\u00ednh ch\u1ea5t ch\u1ed1ng d\u00ednh, ch\u1ed1ng l\u1ea1i hi\u1ec7n t\u01b0\u1ee3ng l\u1eb9o dao.<\/span><\/p>\n

v Ph\u1ee7 kim c\u01b0\u01a1ng: cho hi\u1ec7u su\u1ea5t gia c\u00f4ng t\u1ed1t nh\u1ea5t khi gia c\u00f4ng v\u1eadt li\u1ec7u kh\u00f4ng ch\u1ee9a s\u1eaft<\/span><\/p>\n

S\u1ef1 m\u00f2n dao v\u00e0 \u0111\u1ed9 b\u1ec1n c\u1ee7a dao<\/strong><\/span><\/p>\n

M\u00f2n dao c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh c\u00e1c d\u1ea1ng m\u00e0i m\u00f2n sau:<\/span><\/p>\n

\u2013 M\u00f2n theo m\u1eb7t sau<\/span>
\n\u2013 Tr\u00f3c<\/span>
\n\u2013 M\u00f2n theo m\u1eb7t tr\u01b0\u1edbc<\/span>
\n\u2013 C\u00f9n l\u01b0\u1ee1i c\u1eaft<\/span>
\n\u2013 M\u1ebb l\u01b0\u1ee1i c\u1eaft<\/span>
\n\u2013 N\u1ee9t l\u01b0\u1ee1i c\u1eaft<\/span>
\n\u2013 H\u1ecfng tr\u1ea7m tr\u1ecdng<\/span><\/p>\n

Kh\u00f4ng c\u00f3 \u0111\u1ecbnh ngh\u0129a \u0111\u01a1n l\u1ebb n\u00e0o \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn ph\u1ed5 bi\u1ebfn v\u1ec1 \u0111\u1ed9 b\u1ec1n c\u1ee7a dao. \u0110\u1ed9 b\u1ec1n c\u1ea7n \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh li\u00ean quan \u0111\u1ebfn\u00a0v\u1eadt li\u1ec7u\u00a0chi ti\u1ebft gia c\u00f4ng v\u00e0 qu\u00e1 tr\u00ecnh c\u1eaft. M\u1ed9t c\u00e1ch x\u00e1c \u0111\u1ecbnh gi\u1edbi h\u1ea1n cu\u1ed1i c\u1ee7a \u0111\u1ed9 b\u1ec1n c\u1ee7a dao l\u00e0 \u0111\u1eb7t m\u1ed9t gi\u1edbi h\u1ea1n l\u00ean \u0111\u1ed9 m\u00f2n m\u1eb7t sau l\u1edbn nh\u1ea5t c\u00f3 th\u1ec3 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c VB ho\u1eb7c VBmax.<\/span><\/p>\n

V\u1ec1 m\u1eb7t to\u00e1n h\u1ecdc, \u0111\u1ed9 b\u1ec1n c\u1ee7a dao c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1edfi ph\u01b0\u01a1ng tr\u00ecnh sau \u0111\u00e2y. H\u00e0m Taylor cho tu\u1ed5i th\u1ecd trung b\u00ecnh c\u1ee7a dao cung c\u1ea5p m\u1ed9t x\u1ea5p x\u1ec9 t\u1ed1t:<\/span>
\nVc<\/span>
\nTn = C<\/span>
\nD\u1ea1ng t\u1ed5ng qu\u00e1t h\u01a1n c\u1ee7a ph\u01b0\u01a1ng tr\u00ecnh n\u00e0y l\u00e0<\/span>
\nVcTn x Dxf y = C<\/span>
\nTrong \u0111\u00f3<\/span>
\n\u2013 Vc = t\u1ed1c \u0111\u1ed9 c\u1eaft<\/span>
\n\u2013 T = \u0111\u1ed9 b\u1ec1n c\u1ee7a dao<\/span>
\n\u2013 D = chi\u1ec1u s\u00e2u c\u1eaft<\/span>
\n\u2013 F = t\u1ed1c \u0111\u1ed9 ch\u1ea1y dao ( b\u01b0\u1edbc ti\u1ebfn dao )<\/span>
\n\u2013 x v\u00e0 y \u0111\u01b0\u1ee3c x\u00e1c \u00b0\u00b0 \u0111\u1ecbnh b\u1eb1ng th\u1ef1c nghi\u1ec7m<\/span><\/p>\n

N v\u00e0 C l\u00e0 c\u00e1c h\u1eb1ng s\u1ed1 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1eb1ng th\u1ef1c nghi\u1ec7m ho\u1eb7c t\u1eeb c\u00e1c d\u1eef li\u1ec7u \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1; ch\u00fang l\u00e0 c\u00e1c t\u00ednh ch\u1ea5t c\u1ee7a v\u1eadt li\u1ec7u l\u00e0m dao, chi ti\u1ebft gia c\u00f4ng v\u00e0 t\u1ed1c \u0111\u1ed9 ch\u1ea1y dao.<\/span><\/p>\n

T\u1eeb kh\u00eda c\u1ea1nh\u00a0gia c\u00f4ng, \u0111\u1ec3 h\u1ea1n ch\u1ebf dao m\u00f2n qu\u00e1 m\u1ee9c v\u00e0 ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao, c\u1ea7n ph\u1ea3i ch\u00fa \u00fd \u0111\u1ebfn ba y\u1ebfu t\u1ed1 ch\u1ee7 y\u1ebfu l\u00e0 v\u1eadt li\u1ec7u n\u1ec1n, v\u1eadt li\u1ec7u ph\u1ee7 v\u00e0 vi\u1ec7c chu\u1ea9n b\u1ecb l\u01b0\u1ee1i c\u1eaft. M\u1ed7i y\u1ebfu t\u1ed1 ch\u1ecbu tr\u00e1ch nhi\u1ec7m cho s\u1ef1 th\u00e0nh c\u00f4ng hay th\u1ea5t b\u1ea1i c\u1ee7a vi\u1ec7c c\u1eaft g\u1ecdt kim lo\u1ea1i. Ba y\u1ebfu t\u1ed1 n\u00e0y, c\u00f9ng v\u1edbi c\u01a1 c\u1ea5u b\u1ebb phoi tr\u00ean dao v\u00e0 b\u00e1n k\u00ednh cong m\u0169i dao, x\u00e1c \u0111\u1ecbnh s\u1ef1 th\u00edch h\u1ee3p c\u1ee7a m\u1ed7i dao c\u1eaft \u0111\u1ed1i v\u1edbi chi ti\u1ebft gia c\u00f4ng ho\u1eb7c \u1ee9ng d\u1ee5ng th\u00edch h\u1ee3p. S\u1ef1 k\u1ebft h\u1ee3p c\u1ea3 ba y\u1ebfu t\u1ed1 n\u00e0y b\u1ea3o \u0111\u1ea3m cho dao c\u00f3 m\u1ed9t \u0111\u1ed9 b\u1ec1n cao, m\u00e0 r\u1ed1t cu\u1ed9c s\u1ebd chuy\u1ec3n th\u00e0nh hi\u1ec7u qu\u1ea3 kinh t\u1ebf khi gia c\u00f4ng v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t tin c\u1eady.<\/span><\/p>\n

V\u1eadt li\u1ec7u n\u1ec1n<\/strong><\/span><\/p>\n

C\u00e1c dao l\u00e0m b\u1eb1ng c\u00e1c-b\u00edt V\u00f4nfram (tungsten carbide) bao g\u1ed3m m\u1ed9t s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a \u0111\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 dai, ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho nhi\u1ec1u \u1ee9ng d\u1ee5ng c\u1eaft g\u1ecdt kh\u00e1c nhau. C\u00e1c nh\u00e0 ch\u1ebf t\u1ea1o dao c\u1eaft th\u1eadm ch\u00ed c\u00f3 th\u1ec3 l\u00e0m bi\u1ebfn \u0111\u1ed5i v\u1eadt li\u1ec7u n\u1ec1n b\u1eb1ng c\u00e1ch l\u00e0m thay \u0111\u1ed5i \u0111\u1ed9 h\u1ea1t c\u1ee7a V\u00f4nfram v\u1edbi c\u1ee1 h\u1ea1t t\u1eeb 1 \u0111\u1ebfn 5 micr\u00f4m\u00e9t. \u0110\u1ed9 h\u1ea1t \u0111\u00f3ng vai tr\u00f2 h\u1ebft s\u1ee9c quan tr\u1ecdng trong hi\u1ec7u su\u1ea5t gia c\u00f4ng. \u0110\u1ed9 h\u1ea1t c\u00e0ng m\u1ecbn (si\u00eau hi\u1ec3n vi) th\u00ec t\u00ednh ch\u1ed1ng m\u00e0i m\u00f2n c\u00e0ng cao, v\u00e0 ng\u01b0\u1ee3c l\u1ea1i, \u0111\u1ed9 h\u1ea1t c\u00e0ng l\u1edbn th\u00ec \u0111\u1ed9 d\u1ebbo c\u00e0ng cao. C\u00e1c ch\u1ea5t n\u1ec1n c\u00f3 \u0111\u1ed9 h\u1ea1t m\u1ecbn ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m c\u00e1c m\u1ea3nh h\u1ee3p kim \u0111\u1ec3 gia c\u00f4ng c\u00e1c v\u1eadt li\u1ec7u ng\u00e0nh h\u00e0ng kh\u00f4ng nh\u01b0 titan, inconel v\u00e0 c\u00e1c h\u1ee3p kim c\u00f3 \u0111\u1ed9 b\u1ec1n cao.<\/span><\/p>\n

Ngo\u00e0i ra, vi\u1ec7c thay \u0111\u1ed5i th\u00e0nh ph\u1ea7n c\u00f4-ban t\u1eeb 6 l\u00ean 12% c\u00f3 m\u1ed9t \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp l\u00ean v\u1eadt li\u1ec7u n\u1ec1n, l\u00e0m cho \u0111\u1ed9 dai c\u1ee7a v\u1eadt li\u1ec7u n\u1ec1n t\u0103ng l\u00ean \u0111\u00e1ng k\u1ec3. V\u00ec th\u1ebf, h\u00e0m l\u01b0\u1ee3ng c\u1ee7a h\u1ee3p ch\u1ea5t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ec3 \u0111\u00e1p \u1ee9ng cho b\u1ea5t k\u1ef3 \u1ee9ng d\u1ee5ng gia c\u00f4ng kim lo\u1ea1i c\u1ee5 th\u1ec3 n\u00e0o, b\u1ea5t k\u1ec3 ch\u00fang y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 dai hay t\u00ednh ch\u1ed1ng m\u00f2n.<\/span><\/p>\n

Ch\u1ea5t l\u01b0\u1ee3ng v\u1eadt li\u1ec7u n\u1ec1n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n b\u1eb1ng c\u00e1ch l\u00e0m gi\u00e0u l\u1edbp c\u00f4-ban g\u1ea7n k\u1ec1 b\u1ec1 m\u1eb7t ngo\u00e0i ho\u1eb7c b\u1eb1ng c\u00e1ch th\u00eam m\u1ed9t c\u00e1ch ch\u1ecdn l\u1ecdc c\u00e1c lo\u1ea1i nguy\u00ean t\u1ed1 h\u1ee3p kim kh\u00e1c v\u00e0o h\u1ee3p ch\u1ea5t c\u00e1c-b\u00edt v\u00f4nfram, nh\u01b0 c\u00e1c-b\u00edt titan (titanium carbide-TiC), c\u00e1c-b\u00edt vanadi (vanadium carbide \u2013 VC), C\u00e1c-b\u00edt Niobi (niobium carbide \u2013 NbC). L\u1edbp c\u00f4-ban gia t\u0103ng \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 b\u1ec1n l\u01b0\u1ee1i c\u1eaft v\u00e0 do \u0111\u00f3 th\u1ef1c hi\u1ec7n c\u1ef1c t\u1ed1t c\u00e1c nguy\u00ean c\u00f4ng gia c\u00f4ng th\u00f4 v\u00e0 gia c\u00f4ng gi\u00e1n \u0111o\u1ea1n. Th\u00eam v\u00e0o \u0111\u00f3, 5 t\u00ednh ch\u1ea5t kh\u00e1c c\u1ee7a v\u1eadt li\u1ec7u n\u1ec1n \u2013 \u0111\u00f3 l\u00e0 \u0111\u1ed9 dai, \u0111\u1ed9 b\u1ec1n va \u0111\u1eadp, \u0111\u1ed9 b\u1ec1n n\u00e9n, \u0111\u1ed9 c\u1ee9ng v\u00e0 t\u00ednh ch\u1ed1ng s\u1ed1c nhi\u1ec7t \u2013 c\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c t\u00ednh \u0111\u1ebfn khi l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u n\u1ec1n th\u00edch h\u1ee3p \u0111\u1ec3 h\u1ee3p v\u1edbi v\u1eadt li\u1ec7u chi ti\u1ebft gia c\u00f4ng v\u00e0 y\u00eau c\u1ea7u gia c\u00f4ng c\u1ee5 th\u1ec3.<\/span><\/p>\n

C\u00e1c k\u1ef9 s\u01b0 nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n c\u1ee7a ISCAR \u0111\u00e3 thay \u0111\u1ed5i h\u1ee3p ch\u1ea5t n\u1ec1n trong c\u00e1c m\u1ea3nh h\u1ee3p kim m\u1edbi c\u00f3 t\u00ean SUMO TEC c\u1ee7a h\u1ecd \u0111\u1ec3 c\u1ea3i thi\u1ec7n h\u01a1n n\u1eefa hi\u1ec7u su\u1ea5t. C\u00e1c lo\u1ea1i m\u1ea3nh h\u1ee3p kim cho gia c\u00f4ng th\u00e9p c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m l\u00e0 v\u1eadt li\u1ec7u n\u1ec1n c\u00f3 \u0111\u1ed9 b\u1ec1n l\u1edbn h\u01a1n bi\u1ebfn d\u1ea1ng d\u1ebbo, \u0111i\u1ec1u n\u00e0y l\u00e0m gi\u1ea3m c\u00e1c ngu\u1ed3n g\u00e2y n\u1ee9t t\u1ebf vi kh\u00e1c trong c\u00e1c l\u1edbp ph\u1ee7 m\u1ea3nh h\u1ee3p kim gi\u00f2n. M\u1ed9t ch\u1ea5t n\u1ec1n ho\u00e0n to\u00e0n m\u1edbi \u0111\u1ec3 gia c\u00f4ng gang mang l\u1ea1i nh\u1eefng c\u1ea3i ti\u1ebfn t\u01b0\u01a1ng t\u1ef1 cho \u1ee9ng d\u1ee5ng \u0111\u00f3.<\/span><\/p>\n

C\u00f4ng ngh\u1ec7 ph\u1ee7<\/strong><\/span><\/p>\n

C\u00e1c c\u00f4ng ngh\u1ec7 ph\u1ee7 hi\u1ec7n t\u1ea1i c\u00f3 m\u1eb7t tr\u00ean th\u1ecb tr\u01b0\u1eddng bao g\u1ed3m:<\/span><\/p>\n

\u2013 Ph\u1ee7 Titanium Nitride (TiN) \u2014 ph\u1ee7 PVD c\u00f4ng d\u1ee5ng chung, l\u1edbp ph\u1ee7 n\u00e0y l\u00e0m t\u0103ng \u0111\u1ed9 c\u1ee9ng v\u00e0 nhi\u1ec7t \u0111\u1ed9 \u00f4 xy h\u00f3a cao.<\/span><\/p>\n

\u2013 Ph\u1ee7 Titanium Carbo-Nitride (TiCN) \u2014 l\u01b0\u1ee3ng c\u00e1c bon th\u00eam v\u00e0o g\u00f3p ph\u1ea7n t\u0103ng \u0111\u1ed9 c\u1ee9ng v\u00e0 b\u00f4i tr\u01a1n b\u1ec1 m\u1eb7t c\u1ee7a l\u1edbp ph\u1ee7.<\/span><\/p>\n

\u2013 Ph\u1ee7 Titanium Aluminum Nitride (TiAlN ho\u1eb7c AlTiN) \u2014 bao g\u1ed3m m\u1ed9t l\u1edbp \u00f4x\u00fdt nh\u00f4m gi\u00fap n\u00e2ng cao tu\u1ed5i th\u1ecd c\u1ee7a dao cho c\u00e1c \u1ee9ng d\u1ee5ng sinh nhi\u1ec7t m\u1ea1nh m\u1ebd. \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong tr\u01b0\u1eddng h\u1ee3p \u0111\u1eb7c bi\u1ec7t khi \u00e1p d\u1ee5ng gia c\u00f4ng kh\u00f4 ho\u1eb7c g\u1ea7n kh\u00f4. Dao c\u00f3 l\u1edbp ph\u1ee7 AlTiN c\u00f3 \u0111\u1ed9 b\u1ec1n b\u1ec1 m\u1eb7t cao h\u01a1n, so s\u00e1nh v\u1edbi dao c\u00f3 l\u1edbp ph\u1ee7 TiAlN, nh\u1edd v\u00e0o bi\u1ebfn thi\u00ean t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong h\u1ee3p ch\u1ea5t nh\u00f4m\/titan. T\u00f9y ch\u1ecdn n\u00e0y r\u1ea5t ph\u1ed5 bi\u1ebfn cho c\u00e1c \u1ee9ng d\u1ee5ng gia c\u00f4ng cao t\u1ed1c.<\/span><\/p>\n

\u2013 Ph\u1ee7 Chromium Nitride (CrN) \u2014 l\u1edbp ph\u1ee7 n\u00e0y c\u00f3 \u01b0u \u0111i\u1ec3m nh\u1edd v\u00e0o c\u00e1c t\u00ednh ch\u1ea5t ch\u1ed1ng d\u00ednh c\u1ee7a n\u00f3, n\u00f3 l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p \u0111\u01b0\u1ee3c \u01b0a th\u00edch cho vi\u1ec7c ch\u1ed1ng l\u1ea1i hi\u1ec7n t\u01b0\u1ee3ng l\u1eb9o dao.<\/span><\/p>\n

\u2013 Ph\u1ee7 kim c\u01b0\u01a1ng \u2014 cho hi\u1ec7u su\u1ea5t gia c\u00f4ng t\u1ed1t nh\u1ea5t khi gia c\u00f4ng v\u1eadt li\u1ec7u kh\u00f4ng ch\u1ee9a s\u1eaft. \u0110\u1eb7c bi\u1ec7t l\u00fd t\u01b0\u1edfng \u0111\u1ec3 gia c\u00f4ng graphit, composit n\u1ec1n kim lo\u1ea1i, nh\u00f4m c\u00f3 th\u00e0nh ph\u1ea7n silicon cao v\u00e0 c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u m\u00e0i. Ho\u00e0n to\u00e0n kh\u00f4ng ph\u00f9 h\u1ee3p cho gia c\u00f4ng th\u00e9p, v\u00ec c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc l\u00e0m ph\u00e1 h\u1ee7y li\u00ean k\u1ebft l\u1edbp ph\u1ee7 v\u1edbi ch\u1ea5t n\u1ec1n.<\/span><\/p>\n

B\u1eb1ng c\u00e1ch ph\u00e2n t\u00edch c\u00e1c ph\u00e1t tri\u1ec3n v\u1ec1 ph\u1ee7 v\u1eadt li\u1ec7u trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, s\u1ef1 t\u0103ng tr\u01b0\u1edfng v\u1ec1 nhu c\u1ea7u th\u1ecb tr\u01b0\u1eddng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u1ea3n \u1ea3nh b\u1edfi s\u1ef1 \u01b0u \u00e1i c\u00e1c d\u1ee5ng c\u1ee5 ph\u1ee7 PVD g\u00e2y b\u1ea5t l\u1ee3i cho d\u1ee5ng c\u1ee5 ph\u1ee7 CVD. B\u1ec1 d\u00e0y c\u1ee7a l\u1edbp ph\u1ee7 CVD thay \u0111\u1ed5i t\u1eeb 5-15 \u00ecm, so v\u1edbi ph\u1ee7 PVD th\u00ec chi\u1ec1u d\u00e0y l\u1edbp ph\u1ee7 dao \u0111\u1ed9ng trong kho\u1ea3ng 2 -6 \u00ecm. Ph\u1ee7 CVD t\u1ea1o \u1ee9ng su\u1ea5t k\u00e9o khi \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng tr\u00ean b\u1ec1 m\u1eb7t v\u1eadt li\u1ec7u n\u1ec1n, t\u01b0\u01a1ng ph\u1ea3n v\u1edbi ph\u1ee7 PVD d\u1ec5 t\u1ea1o \u1ee9ng su\u1ea5t n\u00e9n tr\u00ean v\u1eadt li\u1ec7u n\u1ec1n. M\u1ed7i nh\u00e2n t\u1ed1 trong c\u00e1c nh\u00e2n t\u1ed1 n\u00e0y c\u00f3 m\u1ed9t \u1ea3nh h\u01b0\u1edfng to l\u1edbn l\u00ean l\u01b0\u1ee1i c\u1eaft v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00ean hi\u1ec7u su\u1ea5t c\u1ee7a dao khi gia c\u00f4ng li\u00ean t\u1ee5c ho\u1eb7c gi\u00e1n \u0111o\u1ea1n. Vi\u1ec7c cho v\u00e0o qu\u00e1 tr\u00ecnh ph\u1ee7 c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim m\u1edbi c\u0169ng gi\u00fap cho vi\u1ec7c li\u00ean k\u1ebft c\u00e1c l\u1edbp ph\u1ee7, c\u0169ng nh\u01b0 c\u1ea3i thi\u1ec7n c\u00e1c t\u00ednh ch\u1ea5t ph\u1ee7.<\/span><\/p>\n

G\u1ea7n \u0111\u00e2y ISCAR \u0111\u00e3 tuy\u00ean b\u1ed1 c\u00f4ng khai c\u00f4ng ngh\u1ec7 x\u1eed l\u00fd \u0111\u1ed9c nh\u1ea5t v\u00f4 nh\u1ecb c\u1ee7a h\u1ecd c\u00f3 t\u00ean 3P SUMO TEC, c\u00f4ng ngh\u1ec7 n\u00e0y c\u1ea3i thi\u1ec7n \u0111\u1ed9 dai, \u0111\u1ed9 tr\u01a1n l\u00e1ng v\u00e0 t\u00ednh ch\u1ed1ng m\u1ebb c\u1ee7a ph\u1ee7 PVD v\u00e0 CVD. C\u00f4ng ngh\u1ec7 SUMO TEC c\u0169ng l\u00e0m gi\u1ea3m ma s\u00e1t v\u00e0 v\u00ec th\u1ebf c\u0169ng l\u00e0m gi\u1ea3m ti\u00eau hao n\u0103ng l\u01b0\u1ee3ng trong khi n\u00e2ng cao t\u00ednh ch\u1ed1ng l\u1eb9o dao.<\/span><\/p>\n

Qu\u00e1 tr\u00ecnh \u0111\u1ed9c nh\u1ea5t v\u00f4 nh\u1ecb n\u00e0y l\u00e0m gi\u1ea3m c\u00e1c v\u1ebft n\u1ee9t t\u1ebf vi tr\u00ean b\u1ec1 m\u1eb7t m\u1ea3nh h\u1ee3p kim v\u00ec \u0111\u1ed9 co kh\u00e1c nhau khi m\u1ea3nh h\u1ee3p kim ngu\u1ed9i \u0111i sau khi ph\u1ee7 CVD. T\u01b0\u01a1ng t\u1ef1, qu\u00e1 tr\u00ecnh n\u00e0y lo\u1ea1i b\u1ecf nh\u1eefng gi\u1ecdt v\u1eadt li\u1ec7u kh\u00f4ng mong mu\u1ed1n tr\u00ean b\u1ec1 m\u1eb7t ph\u1ee7 sinh ra trong qu\u00e1 tr\u00ecnh ph\u1ee7 PVD. Do \u0111\u00f3 k\u1ebft qu\u1ea3 cu\u1ed1i c\u00f9ng l\u00e0 c\u00f3 \u0111\u01b0\u1ee3c m\u1ed9t b\u1ec1 m\u1eb7t tr\u01a1n l\u00e1ng h\u01a1n, t\u1eeb \u0111\u00f3 m\u1ea3nh h\u1ee3p kim ngu\u1ed9i h\u01a1n khi gia c\u00f4ng, tu\u1ed5i th\u1ecd d\u00e0i h\u01a1n, qu\u00e1 tr\u00ecnh tho\u00e1t phoi d\u1ec5 d\u00e0ng h\u01a1n v\u00e0 qu\u00e1 tr\u00ecnh c\u1eaft g\u1ecdt nhanh h\u01a1n v\u1ec1 c\u01a1 b\u1ea3n.<\/span><\/p>\n

M\u1ed9t s\u1ef1 c\u00e1ch t\u00e2n kh\u00e1c t\u1eeb dao c\u1ee7a ISCAR l\u00e0 c\u00f4ng ngh\u1ec7 DO-TEC, m\u1ed9t ph\u00e1t tri\u1ec3n c\u1ee7a c\u00f4ng ngh\u1ec7 ph\u1ee7 k\u1ebft h\u1ee3p ph\u1ee7 PVD m\u1ed9t l\u1edbp TIAIN tr\u00ean l\u1edbp ph\u1ee7 MTCVD Al2O3. S\u1ef1 k\u1ebft h\u1ee3p n\u00e0y mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch cho ng\u01b0\u1eddi ti\u00eau d\u00f9ng nh\u01b0 \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 c\u1eaft t\u1eeb trung b\u00ecnh \u0111\u1ebfn cao khi gia c\u00f4ng nhi\u1ec1u lo\u1ea1i gang kh\u00e1c nhau, v\u1edbi t\u00ednh ch\u1ed1ng m\u1ebb dao cao v\u00e0 t\u00ednh ch\u1ed1ng m\u00f2n cao.<\/span><\/p>\n

M\u1ed9t s\u1ed1 m\u1ea3nh h\u1ee3p kim \u0111\u01b0\u1ee3c ph\u1ee7 theo c\u00f4ng ngh\u1ec7 m\u1edbi<\/span><\/p>\n

Chu\u1ea9n b\u1ecb l\u01b0\u1ee1i c\u1eaft<\/strong><\/span><\/p>\n

Vi\u1ec7c chu\u1ea9n b\u1ecb l\u01b0\u1ee1i c\u1eaft (bo c\u1ea1nh) trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p quy\u1ebft \u0111\u1ecbnh s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa gia c\u00f4ng th\u00e0nh c\u00f4ng hay th\u1ea5t b\u1ea1i. C\u00e1c th\u00f4ng s\u1ed1 bo c\u1ea1nh \u0111\u01b0\u1ee3c quy\u1ebft \u0111\u1ecbnh t\u00f9y v\u00e0o \u1ee9ng d\u1ee5ng d\u1ef1 t\u00ednh th\u1ef1c hi\u1ec7n. V\u00ed d\u1ee5 khi gia c\u00f4ng tinh cao t\u1ed1c th\u00e9p y\u00eau c\u1ea7u m\u1ed9t s\u1ef1 chu\u1ea9n b\u1ecb l\u01b0\u1ee1i c\u1eaft ho\u00e0n to\u00e0n kh\u00e1c so v\u1edbi l\u01b0\u1ee1i c\u1eaft \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho gia c\u00f4ng th\u00f4.<\/span><\/p>\n

N\u00f3i chung, khi ti\u1ec7n li\u00ean t\u1ee5c th\u00ec y\u00eau c\u1ea7u bo c\u1ea1nh v\u1edbi b\u00e1n k\u00ednh \u0111\u00e1ng k\u1ec3, c\u0169ng nh\u01b0 khi phay h\u1ea7u h\u1ebft th\u00e9p v\u00e0 gang. \u0110\u1ed1i v\u1edbi qu\u00e1 tr\u00ecnh c\u1eaft gi\u00e1n \u0111o\u1ea1n kh\u1ed1c li\u1ec7t, l\u01b0\u1ee1i c\u1eaft \u0111\u01b0\u1ee3c bo v\u1edbi b\u00e1n k\u00ednh l\u1edbn ho\u1eb7c v\u00e1t m\u00e9p l\u01b0\u1ee1i c\u1eaft (ki\u1ec3u T-land) l\u00e0 m\u1ed9t \u0111i\u1ec1u ki\u1ec7n ti\u00ean quy\u1ebft.<\/span><\/p>\n

Tr\u00e1i l\u1ea1i, \u0111\u1eb7c \u0111i\u1ec3m bo c\u1ea1nh b\u00e1n k\u00ednh b\u00e9 v\u00e0 l\u01b0\u1ee1i c\u1eaft s\u1eafc \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u cho c\u00e1c m\u1ea3nh h\u1ee3p kim d\u00f9ng \u0111\u1ec3 gia c\u00f4ng th\u00e9p kh\u00f4ng r\u1ec9 ho\u1eb7c h\u1ee3p kim c\u00f3 \u0111\u1ed9 b\u1ec1n nhi\u1ec7t cao, v\u00ec ch\u00fang c\u00f3 xu h\u01b0\u1edbng t\u1ea1o l\u1eb9o dao. T\u01b0\u01a1ng t\u1ef1, l\u01b0\u1ee1i c\u1eaft s\u1eafc c\u0169ng \u0111\u01b0\u1ee3c d\u00f9ng cho gia c\u00f4ng nh\u00f4m.<\/span><\/p>\n

V\u1ec1 m\u1eb7t h\u00ecnh d\u00e1ng h\u00ecnh h\u1ecdc, ISCAR c\u00f3 r\u1ea5t nhi\u1ec1u m\u1ea3nh h\u1ee3p kim s\u1eed d\u1ee5ng l\u01b0\u1ee1i c\u1eaft xo\u1eafn \u2013 bi\u00ean d\u1ea1ng c\u1ee7a l\u01b0\u1ee1i c\u1eaft l\u00e0 m\u1ed9t \u0111\u01b0\u1eddng cong xo\u1eafn tr\u00ean m\u1ed9t m\u1eb7t tr\u1ee5 theo h\u01b0\u1edbng \u0111\u1ed3ng tr\u1ee5c. H\u01b0\u1edbng xo\u1eafn t\u01b0\u01a1ng t\u1ef1 nh\u01b0 xo\u1eafn tr\u00f4n \u1ed1c. M\u1ed9t trong nh\u1eefng l\u1ee3i \u00edch c\u1ee7a ki\u1ec3u thi\u1ebft k\u1ebf xo\u1eafn \u1ed1c l\u00e0 qu\u00e1 tr\u00ecnh c\u1eaft g\u1ecdt di\u1ec5n ra \u00eam h\u01a1n, l\u00e0m gi\u1ea3m rung \u0111\u1ed9ng v\u00e0 t\u1ea1o b\u1ec1 m\u1eb7t \u0111\u1eb9p h\u01a1n. Th\u00eam v\u00e0o \u0111\u00f3, l\u01b0\u1ee1i c\u1eaft xo\u1eafn cho ph\u00e9p ch\u1ecbu t\u1ea3i l\u1edbn h\u01a1n khi c\u1eaft v\u00e0 v\u00ec th\u1ebf c\u1eaft \u0111\u01b0\u1ee3c m\u1ed9t l\u01b0\u1ee3ng v\u1eadt li\u1ec7u l\u1edbn h\u01a1n trong khi \u0111\u00f3 l\u1ea1i gi\u1ea3m \u0111\u01b0\u1ee3c \u1ee9ng su\u1ea5t. M\u1ed9t \u01b0u \u0111i\u1ec3m kh\u00e1c c\u1ee7a l\u01b0\u1ee1i c\u1eaft xo\u1eafn l\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a dao d\u00e0i h\u01a1n, s\u1edf d\u0129 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y l\u00e0 v\u00ec nhi\u1ec7t v\u00e0 \u00e1p l\u1ef1c tr\u00ean dao gi\u1ea3m.<\/span><\/p>\n

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

C\u00e1c c\u00f4ng ngh\u1ec7 ph\u1ee7 hi\u1ec7n t\u1ea1i c\u00f3 m\u1eb7t tr\u00ean th\u1ecb tr\u01b0\u1eddng v Ph\u1ee7 Titanium Nitride (TiN): t\u0103ng \u0111\u1ed9 c\u1ee9ng v\u00e0 nhi\u1ec7t \u0111\u1ed9 oxy h\u00f3a cao v Ph\u1ee7 Titanium Carbo-Nitride (TiCN): th\u00eam carbon \u0111\u1ec3 t\u0103ng \u0111\u1ed9 c\u1ee9ng v\u00e0 b\u00f4i tr\u01a1n b\u1ec1 m\u1eb7t c\u1ee7a l\u1edbp ph\u1ee7 v Ph\u1ee7 Titanium Aluminum Nitride (TiAlN ho\u1eb7c AlTiN): \u0110\u1ed9 b\u1ec1n b\u1ec1 […]<\/p>\n","protected":false},"author":5,"featured_media":1440,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-1401","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","entry"],"_links":{"self":[{"href":"https:\/\/khangphatgroup.com\/index.php?rest_route=\/wp\/v2\/posts\/1401","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/khangphatgroup.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/khangphatgroup.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/khangphatgroup.com\/index.php?rest_route=\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/khangphatgroup.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1401"}],"version-history":[{"count":0,"href":"https:\/\/khangphatgroup.com\/index.php?rest_route=\/wp\/v2\/posts\/1401\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/khangphatgroup.com\/index.php?rest_route=\/wp\/v2\/posts\/1440"}],"wp:attachment":[{"href":"https:\/\/khangphatgroup.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1401"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/khangphatgroup.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1401"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/khangphatgroup.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1401"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}