{"id":3699,"date":"2019-08-09T08:26:58","date_gmt":"2019-08-09T08:26:58","guid":{"rendered":"https:\/\/www.mcctcarbide.com\/?p=3699"},"modified":"2020-05-06T03:29:28","modified_gmt":"2020-05-06T03:29:28","slug":"4-main-factors-to-determine-how-to-choose-cutting-lubricant-you-need","status":"publish","type":"post","link":"https:\/\/www.meetyoucarbide.com\/vi\/4-yeu-to-chinh-de-xac-dinh-cach-chon-cat-chat-boi-tron-ban-can\/","title":{"rendered":"4 y\u1ebfu t\u1ed1 ch\u00ednh \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1ch ch\u1ecdn d\u1ea7u b\u00f4i tr\u01a1n b\u1ea1n c\u1ea7n"},"content":{"rendered":"

Sau m\u1ed9t th\u1eddi gian d\u00e0i ph\u00e1t tri\u1ec3n v\u00e0o n\u0103m 1860, ch\u1ea5t l\u1ecfng c\u1eaft b\u1eaft \u0111\u1ea7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n, m\u00e1y b\u00e0o, m\u00e1y m\u00e0i, gia c\u00f4ng b\u00e1nh r\u0103ng v\u00e0 gia c\u00f4ng ren. V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a ch\u1ea5t l\u1ecfng c\u1eaft, d\u1ea7u th\u1ef1c v\u1eadt, d\u1ea7u \u0103n, n\u01b0\u1edbc v\u00e0 nh\u01b0 v\u1eady d\u1ea7n d\u1ea7n \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh. T\u00f4i th\u01b0\u1eddng \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u gi\u1edbi thi\u1ec7u ch\u1ea5t l\u1ecfng c\u1eaft cho thi\u1ebft b\u1ecb gia c\u00f4ng kim lo\u1ea1i. Tr\u00ean th\u1ef1c t\u1ebf, vi\u1ec7c l\u1ef1a ch\u1ecdn ch\u1ea5t l\u1ecfng c\u1eaft ph\u00f9 h\u1ee3p r\u1ea5t \u0111\u01a1n gi\u1ea3n. \u0110\u1ec3 ch\u1ecdn \u0111\u01b0\u1ee3c lo\u1ea1i d\u1ea7u t\u1ed1t nh\u1ea5t, b\u1ea1n c\u1ea7n thu th\u1eadp m\u1ed9t s\u1ed1 th\u00f4ng tin c\u01a1 b\u1ea3n v\u1ec1 c\u00e1c ti\u00eau ch\u00ed l\u1ef1a ch\u1ecdn. \u0110\u1ec3 \u0111\u01a1n gi\u1ea3n, b\u1ea1n c\u1ea7n bi\u1ebft v\u1eadt li\u1ec7u ph\u00f4i, lo\u1ea1i m\u00e1y c\u01a1 b\u1ea3n, chi ti\u1ebft d\u1ee5ng c\u1ee5 v\u00e0 quy tr\u00ecnh nh\u00e0 m\u00e1y s\u1eed d\u1ee5ng.<\/p>

\"\"<\/figure>

Nh\u1eefng lo\u1ea1i ch\u1ea5t l\u1ecfng c\u1eaft n\u00e0o ph\u1ed5 bi\u1ebfn?<\/strong><\/h2>

\u0110\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u gia c\u00f4ng kh\u00e1c nhau, c\u00f3 nhi\u1ec1u lo\u1ea1i dung d\u1ecbch c\u1eaft, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh dung d\u1ecbch c\u1eaft g\u1ed1c n\u01b0\u1edbc v\u00e0 dung d\u1ecbch c\u1eaft g\u1ed1c d\u1ea7u theo th\u00e0nh ph\u1ea7n v\u00e0 tr\u1ea1ng th\u00e1i h\u00f3a h\u1ecdc.<\/p>

N\u00f3i chung, ch\u1ea5t l\u1ecfng c\u1eaft \u0111\u01b0\u1ee3c pha lo\u00e3ng b\u1edfi n\u01b0\u1edbc \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ch\u1ea5t l\u1ecfng c\u1eaft g\u1ed1c n\u01b0\u1edbc, v\u00e0 ch\u1ea5t l\u1ecfng c\u1eaft \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng kh\u00f4ng pha lo\u00e3ng n\u01b0\u1edbc \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ch\u1ea5t l\u1ecfng c\u1eaft g\u1ed1c d\u1ea7u.<\/p>

  • Ch\u1ea5t l\u1ecfng c\u1eaft g\u1ed1c n\u01b0\u1edbc ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c l\u00e0m m\u00e1t v\u00e0 c\u00f3 \u0111\u1ed9 b\u00f4i tr\u01a1n k\u00e9m. C\u00e1c ch\u1ea5t l\u1ecfng c\u1eaft g\u1ed1c n\u01b0\u1edbc th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0 ch\u1ea5t nh\u0169 h\u00f3a ch\u1ed1ng r\u1ec9, ch\u1ea5t nh\u0169 h\u00f3a b\u00f4i tr\u01a1n ch\u1ed1ng g\u1ec9, ch\u1ea5t nh\u0169 h\u00f3a c\u1ef1c \u00e1p v\u00e0 vi nh\u0169 t\u01b0\u01a1ng.<\/li><\/ul>
    \"\"<\/figure>
    • D\u1ea7u c\u1eaft g\u1ecdt ch\u1ee7 y\u1ebfu c\u00f3 t\u00e1c d\u1ee5ng b\u00f4i tr\u01a1n nh\u01b0ng hi\u1ec7u qu\u1ea3 l\u00e0m m\u00e1t v\u00e0 l\u00e0m s\u1ea1ch k\u00e9m. C\u00e1c ch\u1ea5t l\u1ecfng c\u1eaft g\u1ed1c d\u1ea7u th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0 d\u1ea7u kho\u00e1ng nguy\u00ean ch\u1ea5t, d\u1ea7u b\u00e9o + d\u1ea7u kho\u00e1ng, ch\u1ea5t l\u1ecfng c\u1eaft c\u1ef1c \u00e1p kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng, ch\u1ea5t l\u1ecfng c\u1eaft c\u1ef1c \u00e1p ch\u1ee7 \u0111\u1ed9ng, v.v.<\/li><\/ul>
      \"\"<\/figure>

      Ti\u1ebfp theo, t\u00f4i \u0111\u00e3 s\u1eafp x\u1ebfp m\u1ed9t b\u1ea3ng \u0111\u1ec3 gi\u1edbi thi\u1ec7u chi ti\u1ebft c\u00e1c lo\u1ea1i v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a ch\u1ea5t l\u1ecfng c\u1eaft.<\/p>

      th\u1ec3 lo\u1ea1i<\/td>lo\u1ea1i h\u00ecnh<\/td>th\u00e0nh ph\u1ea7n <\/td>\u0111\u1eb7c \u0111i\u1ec3m<\/td><\/tr>
      h\u00f2a tan trong n\u01b0\u1edbc<\/strong><\/td>Nh\u0169 t\u01b0\u01a1ng ch\u1ed1ng g\u1ec9<\/td>N\u00f3 bao g\u1ed3m d\u1ea7u kho\u00e1ng, ch\u1ea5t nh\u0169 h\u00f3a, ch\u1ea5t \u1ee9c ch\u1ebf g\u1ec9, vv. H\u00e0m l\u01b0\u1ee3ng c\u1ee7a d\u1ea7u kho\u00e1ng kho\u1ea3ng 50% ~ 80% trong n\u01b0\u1edbc \u0111\u1ec3 t\u1ea1o th\u00e0nh nh\u0169 t\u01b0\u01a1ng d\u1ea7u trong n\u01b0\u1edbc.<\/td>So v\u1edbi ch\u1ea5t l\u1ecfng c\u1eaft g\u1ed1c d\u1ea7u, \u01b0u \u0111i\u1ec3m c\u1ee7a ch\u1ea5t nh\u0169 h\u00f3a l\u00e0 hi\u1ec7u qu\u1ea3 l\u00e0m m\u00e1t t\u1ed1t. N\u00f3i chung, dung d\u1ecbch n\u01b0\u1edbc \u0111\u01b0\u1ee3c pha lo\u00e3ng b\u1edfi 5% ~ 10% c\u00f3 chi ph\u00ed th\u1ea5p h\u01a1n v\u00e0 an to\u00e0n khi s\u1eed d\u1ee5ng. Nh\u01b0\u1ee3c \u0111i\u1ec3m l\u1edbn nh\u1ea5t c\u1ee7a ch\u1ea5t nh\u0169 h\u00f3a l\u00e0 k\u00e9m \u1ed5n \u0111\u1ecbnh, d\u1ec5 b\u1ecb vi khu\u1ea9n v\u00e0 n\u1ea5m m\u1ed1c, th\u1eddi gian s\u1eed d\u1ee5ng ng\u1eafn.<\/td><\/tr>
       <\/td>Nh\u0169 t\u01b0\u01a1ng b\u00f4i tr\u01a1n ch\u1ed1ng r\u1ec9<\/td>Ch\u1ee9a ch\u1ea5t b\u00e9o \u0111\u1ed9ng th\u1ef1c v\u1eadt ho\u1eb7c axit b\u00e9o chu\u1ed7i d\u00e0i (nh\u01b0 axit oleic). C\u00f3 th\u1ec3 th\u00eam m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf natri cacbonat, c\u00e1t ho\u1eb7c natri benzoat v\u00e0o nh\u0169 t\u01b0\u01a1ng \u0111\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd.<\/td>C\u00f3 kh\u1ea3 n\u0103ng b\u00f4i tr\u01a1n t\u1ed1t, nh\u01b0ng nh\u01b0\u1ee3c \u0111i\u1ec3m l\u00e0 m\u1ee1 \u0111\u1ed9ng th\u1ef1c v\u1eadt ho\u1eb7c axit b\u00e9o kh\u00f4ng no m\u1ea1ch d\u00e0i d\u1ec5 b\u1ecb vi sinh v\u1eadt v\u00e0 n\u1ea5m ph\u00e2n h\u1ee7y, chu k\u1ef3 s\u1eed d\u1ee5ng r\u1ea5t ng\u1eafn.<\/td><\/tr>
       <\/td>Nh\u0169 t\u01b0\u01a1ng c\u1ef1c \u00e1p<\/td>N\u00f3 ch\u1ee9a c\u00e1c ch\u1ea5t ph\u1ee5 gia l\u01b0u hu\u1ef3nh, ph\u1ed1t pho v\u00e0 clo h\u00f2a tan trong d\u1ea7u.<\/td>N\u00f3 c\u00f3 \u00e1p l\u1ef1c c\u1ef1c m\u1ea1nh v\u00e0 \u0111\u1eb7c t\u00ednh tr\u01a1n tr\u01b0\u1ee3t. N\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 c\u1eaft C\u00e2n b\u1eb1ng-Tr\u1ecdng l\u01b0\u1ee3ng nh\u01b0 th\u00e0nh t\u00edch, k\u00e9o d\u00e0i v\u00e0 ph\u00e2n d\u1ea3i. N\u00f3 c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gia c\u00f4ng c\u00e1c v\u1eadt li\u1ec7u kh\u00f3 c\u1eaft nh\u01b0 th\u00e9p kh\u00f4ng g\u1ec9 v\u00e0 th\u00e9p h\u1ee3p kim ch\u1ecbu nhi\u1ec7t.<\/td><\/tr>
      H\u1ea7m d\u1ea7u<\/strong> <\/td>D\u1ea7u ch\u1ed1ng b\u00e9o (ho\u1eb7c ph\u1ee5 gia d\u1ea7u) + d\u1ea7u kho\u00e1ng<\/td>C\u00e1c lo\u1ea1i d\u1ea7u b\u00e9o th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0 d\u1ea7u h\u1ea1t c\u1ea3i, d\u1ea7u \u0111\u1eadu n\u00e0nh, m\u1ee1 l\u1ee3n, v.v.<\/td>M\u1ee1 ch\u1ed1ng th\u1ea5m d\u1ea7u c\u00f3 \u0111\u1eb7c t\u00ednh h\u1ea5p ph\u1ee5 m\u1ea1nh v\u00e0o b\u1ec1 m\u1eb7t kim lo\u1ea1i v\u00e0 kh\u1ea3 n\u0103ng b\u00f4i tr\u01a1n t\u1ed1t. Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a n\u00f3 l\u00e0 d\u1ec5 b\u1ecb oxy h\u00f3a, h\u01b0 h\u1ecfng v\u00e0 t\u1ea1o th\u00e0nh m\u00e0ng nh\u1ea7y (s\u00fang v\u00e0ng) kh\u00f3 l\u00e0m s\u1ea1ch tr\u00ean b\u1ec1 m\u1eb7t m\u00e1y c\u00f4ng c\u1ee5. N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong qu\u00e1 tr\u00ecnh c\u1eaft ch\u00ednh x\u00e1c nh\u01b0 ti\u1ec7n ho\u00e0n thi\u1ec7n thanh m\u1ec1m, chuy\u1ec3n \u0111\u1ed9ng b\u00e1nh r\u0103ng, ch\u1ebf t\u1ea1o b\u00e1nh r\u0103ng, v.v.<\/td><\/tr>
       <\/td>Ch\u1ea5t l\u1ecfng c\u1eaft c\u1ef1c \u00e1p ch\u1ee7 \u0111\u1ed9ng<\/td>N\u00f3 \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng d\u1ea7u kho\u00e1ng v\u00e0 ph\u1ee5 gia l\u01b0u hu\u1ef3nh c\u1ef1c \u00e1p v\u1edbi kh\u1ea3 n\u0103ng ph\u1ea3n \u1ee9ng m\u1ea1nh. <\/td>N\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng nung k\u1ebft t\u1ed1t v\u00e0 \u0111\u1ed9 b\u00f4i tr\u01a1n r\u1ea5t l\u00e2u, c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n tu\u1ed5i th\u1ecd c\u1ee7a d\u1ee5ng c\u1ee5 c\u1eaft trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 n\u1ec1n cao, v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t m\u1ea1nh m\u1ebd c\u00e1c m\u1ea3nh v\u1ee5n c\u1ee7a d\u1ee5ng c\u1ee5 c\u1eaft. N\u00f3 ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 c\u1eaft c\u00e1c v\u1eadt li\u1ec7u d\u1ec5 g\u1eb7m nh\u1ea5m v\u00e0 kh\u00f3 gia c\u00f4ng.<\/td><\/tr>
       <\/td>Ch\u1ea5t l\u1ecfng c\u1eaft c\u1ef1c \u00e1p kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng<\/td>N\u00f3 bao g\u1ed3m d\u1ea7u kho\u00e1ng v\u00e0 c\u00e1c ch\u1ea5t ph\u1ee5 gia ch\u1ecbu c\u1ef1c \u00e1p kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng.<\/td>B\u00f4i tr\u01a1n c\u1ef1c \u00e1p t\u1ed1t cho s\u1ef1 \u0103n m\u00f2n kim lo\u1ea1i m\u00e0u. D\u1ec5 s\u1eed d\u1ee5ng, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng x\u1eed l\u00fd kh\u00e1c nhau<\/td><\/tr><\/tbody><\/table><\/figure>

      V\u00ec v\u1eady, tr\u1edf l\u1ea1i ch\u1ee7 \u0111\u1ec1 ban \u0111\u1ea7u, c\u00e1ch ch\u1ecdn ch\u1ea5t l\u1ecfng c\u1eaft cho c\u00e1c v\u1eadt li\u1ec7u d\u1ee5ng c\u1ee5 kh\u00e1c nhau<\/p>

      T\u00ecm hi\u1ec3u c\u00e1c lo\u1ea1i v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a ch\u1ea5t l\u1ecfng c\u1eaft, 4 y\u1ebfu t\u1ed1 n\u00e0o c\u1ea7n ch\u00fa \u00fd?<\/p>

      V\u1eadt li\u1ec7u ph\u00f4i<\/h2>

      M\u1ed9t s\u1ed1 kim lo\u1ea1i kh\u00f3 gia c\u00f4ng h\u01a1n nh\u1eefng kim lo\u1ea1i kh\u00e1c. Th\u00e9p kh\u00f4ng g\u1ec9, h\u1ee3p kim n\u01b0\u1edbc ngo\u00e0i v\u00e0 kim lo\u1ea1i r\u1ea5t c\u1ee9ng \u0111\u00f2i h\u1ecfi ch\u1ea5t l\u1ecfng c\u1eaft hi\u1ec7u su\u1ea5t cao. C\u00e1c kim lo\u1ea1i kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1ed3ng thau v\u00e0 nh\u00f4m, d\u1ec5 d\u00e0ng \u0111\u01b0\u1ee3c x\u1eed l\u00fd v\u1edbi c\u00e1c lo\u1ea1i d\u1ea7u \u0111a d\u1ee5ng.<\/p>

      N\u1ebfu li\u00ean quan \u0111\u1ebfn kim lo\u1ea1i c\u1ee9ng v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng gia c\u00f4ng th\u1ea5p, th\u00ec c\u1ea7n ph\u1ea3i c\u00f3 ch\u1ea5t l\u1ecfng c\u1eaft b\u1ed5 sung cao v\u1edbi \u00e1p su\u1ea5t c\u1ef1c cao (EP) v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng h\u00e0n. Trong h\u1ea7u h\u1ebft c\u00e1c tr\u01b0\u1eddng h\u1ee3p, c\u00e1c lo\u1ea1i d\u1ea7u n\u00e0y c\u00f3 ch\u1ee9a l\u01b0u hu\u1ef3nh v\u00e0 clo ho\u1ea1t t\u00ednh \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e1c d\u1ee5ng c\u1ee5 v\u00e0 \u0111\u1ea3m b\u1ea3o c\u00e1c b\u1ed9 ph\u1eadn ho\u00e0n thi\u1ec7n t\u1ed1t.<\/p>

      For brass, aluminum, many carbon and low alloy steels, cutting fluids containing lubricant additives, friction modifiers, and low extreme pressure\/welding resistance are sufficient. These oils are usually formulated with sulfurized fats (inactive) and\/or chlorinated paraffins. Active cutting fluids (containing active sulfur) should not be used for brass and aluminum because they can contaminate or stain finished parts. Oils for brass and aluminum are often referred to as “non-dyeing” oils.<\/p>

      C\u00e1c lo\u1ea1i m\u00e1y c\u01a1 b\u1ea3n<\/h2>

      Lo\u1ea1i m\u00e1y c\u0169ng s\u1ebd x\u00e1c \u0111\u1ecbnh \u0111\u1eb7c t\u00ednh c\u1ee7a m\u1ed9t s\u1ed1 ch\u1ea5t l\u1ecfng c\u1eaft. V\u00ed d\u1ee5, c\u00f3 s\u1ef1 nhi\u1ec5m ch\u00e9o nghi\u00eam tr\u1ecdng gi\u1eefa d\u1ea7u b\u00f4i tr\u01a1n v\u00e0 ch\u1ea5t l\u1ecfng c\u1eaft c\u1ee7a m\u00e1y tr\u1ee5c v\u00edt. Do \u0111\u00f3, c\u00e1c lo\u1ea1i m\u00e1y n\u00e0y th\u01b0\u1eddng s\u1eed d\u1ee5ng d\u1ea7u m\u1ee5c \u0111\u00edch k\u00e9p ho\u1eb7c d\u1ea7u ba m\u1ee5c \u0111\u00edch c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong h\u1ed9p b\u00f4i tr\u01a1n, h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c v\u00e0 b\u1ec3 ch\u1ee9a ch\u1ea5t l\u1ecfng c\u1eaft.<\/p>

      M\u00e1y khoan l\u1ed7, m\u00e1y khoan s\u00fang v\u00e0 m\u00e1y khoan l\u1ed7 s\u00e2u y\u00eau c\u1ea7u d\u1ea7u c\u00f3 \u0111\u1ed9 nh\u1edbt nh\u1eb9 h\u01a1n \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 l\u00e0m m\u00e1t cao, r\u1eeda phoi v\u00e0 phoi t\u1ed1t v\u00e0 kh\u00f4ng t\u1ea1o b\u1ecdt th\u00f4ng qua ph\u00e2n ph\u1ed1i d\u1ee5ng c\u1ee5 v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng \u00e1p su\u1ea5t cao. C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb th\u00f4 CNC c\u00f3 th\u1ec3 h\u1ea1n ch\u1ebf ch\u1ea5t l\u1ecfng c\u1eaft v\u00ec ch\u00fang c\u00f3 th\u1ec3 kh\u00f4ng t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a m\u00e1y nh\u01b0 con d\u1ea5u. M\u00e1y m\u00e0i kh\u00f4ng t\u00e2m c\u00f3 th\u1ec3 y\u00eau c\u1ea7u ch\u1ea5t l\u1ecfng c\u1ee9ng h\u01a1n m\u00e1y m\u00e0i b\u1ec1 m\u1eb7t.<\/p>

      S\u1eb5n s\u00e0ng th\u1ea3o lu\u1eadn v\u1ec1 thi\u1ebft b\u1ecb c\u1ee7a nh\u00e0 m\u00e1y khi c\u00e1c nh\u00e0 cung c\u1ea5p \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u cung c\u1ea5p c\u00e1c \u0111\u1ec1 xu\u1ea5t v\u1ec1 ch\u1ea5t l\u1ecfng gia c\u00f4ng kim lo\u1ea1i.<\/p>

      Chi ti\u1ebft c\u00f4ng c\u1ee5<\/h2>

      M\u1ed9t s\u1ed1 ph\u1ee5 gia ch\u1ea5t l\u1ecfng c\u1eaft nh\u1ea5t \u0111\u1ecbnh kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng hi\u1ec7u qu\u1ea3 v\u1edbi c\u00e1c l\u1edbp ph\u1ee7 c\u1ee5 th\u1ec3, v\u00e0 d\u1ea7u m\u00e0i m\u00f2n kh\u00f4ng ch\u00ednh x\u00e1c c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn t\u1ea3i b\u00e1nh xe v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 kh\u00e1c. N\u1ebfu b\u1ea1n chi th\u00eam ti\u1ec1n cho c\u00e1c c\u00f4ng c\u1ee5 cacbua, l\u1edbp ph\u1ee7 coban ho\u1eb7c \u0111\u00e1 m\u00e0i boron nitrua (CBN), b\u1ea1n n\u00ean ch\u1ecdn lo\u1ea1i ch\u1ea5t l\u1ecfng c\u1eaft t\u1ed1i \u0111a h\u00f3a hi\u1ec7u su\u1ea5t v\u00e0 l\u1ee3i nhu\u1eadn kinh t\u1ebf.<\/p>

      C\u00f4ng c\u1ee5 cacbua xi m\u0103ng:<\/h3>

      Cacbua xi m\u0103ng bao g\u1ed3m cacbua vonfram (WC), cacbua titan (TiC), cacbua tantali (TaC) v\u00e0 coban 5%-10%. \u0110\u1ed9 c\u1ee9ng c\u1ee7a n\u00f3 cao h\u01a1n nhi\u1ec1u so v\u1edbi th\u00e9p t\u1ed1c \u0111\u1ed9 cao. Nhi\u1ec7t \u0111\u1ed9 l\u00e0m vi\u1ec7c t\u1ed1i \u0111a cho ph\u00e9p c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 \u0111\u1ea1t 1.000 C. N\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n c\u1ef1c t\u1ed1t v\u00e0 c\u00f3 th\u1ec3 gi\u1ea3m hi\u1ec7n t\u01b0\u1ee3ng li\u00ean k\u1ebft gi\u1eefa c\u00e1c phoi khi gia c\u00f4ng v\u1eadt li\u1ec7u th\u00e9p.<\/p>

      Do \u0111\u1ed9 c\u1ee9ng \u0111\u1ecf t\u1ed1t c\u1ee7a d\u1ee5ng c\u1ee5 c\u1eaft cacbua xi m\u0103ng, n\u00ean c\u1eaft kh\u00f4 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong qu\u00e1 tr\u00ecnh gia c\u00f4ng v\u1eadt li\u1ec7u n\u00f3i chung m\u00e0 kh\u00f4ng c\u00f3 ch\u1ea5t l\u1ecfng c\u1eaft.<\/p>

      1<\/td>Trong qu\u00e1 tr\u00ecnh c\u1eaft kh\u00f4, nhi\u1ec7t \u0111\u1ed9 t\u0103ng cao c\u1ee7a ph\u00f4i l\u00e0m cho ph\u00f4i d\u1ec5 sinh ra bi\u1ebfn d\u1ea1ng nhi\u1ec7t, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a qu\u00e1 tr\u00ecnh gia c\u00f4ng ph\u00f4i. Do \u0111\u00f3, khi ch\u1ecdn ch\u1ea5t l\u1ecfng c\u1eaft, c\u1ea7n xem x\u00e9t \u0111\u1ed9 nh\u1ea1y c\u1ee7a cacbua xi m\u0103ng v\u1edbi nhi\u1ec7t \u0111\u1ed9t ng\u1ed9t, \u0111\u1ec3 d\u1ee5ng c\u1ee5 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gia nhi\u1ec7t \u0111\u1ed3ng \u0111\u1ec1u c\u00e0ng xa c\u00e0ng t\u1ed1t, n\u1ebfu kh\u00f4ng s\u1ebd d\u1eabn \u0111\u1ebfn x\u1eb9p m\u00e9p.<\/td><\/tr>
      2<\/td>\u0110\u1ed1i v\u1edbi qu\u00e1 tr\u00ecnh c\u1eaft t\u1ed1c \u0111\u1ed9 cao, khu v\u1ef1c c\u1eaft n\u00ean \u0111\u01b0\u1ee3c phun ch\u1ea5t l\u1ecfng c\u1eaft c\u00f3 l\u01b0u l\u01b0\u1ee3ng l\u1edbn \u0111\u1ec3 tr\u00e1nh s\u1ef1 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u nhi\u1ec7t c\u1ee7a d\u1ee5ng c\u1ee5 v\u00e0 s\u1ef1 s\u1ee5p \u0111\u1ed5 c\u1ea1nh v\u00e0 \u0111\u1ec3 gi\u1ea3m \u00f4 nhi\u1ec5m mu\u1ed9i than do bay h\u01a1i do nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao.<\/td><\/tr><\/tbody><\/table><\/figure>

      N\u00f3i chung, t\u00ednh d\u1eabn nhi\u1ec7t c\u1ee7a ch\u1ea5t l\u1ecfng c\u1eaft g\u1ed1c d\u1ea7u k\u00e9m v\u00e0 nguy c\u01a1 l\u00e0m m\u00e1t \u0111\u1ed9t ng\u1ed9t d\u1ee5ng c\u1ee5 nh\u1ecf h\u01a1n so v\u1edbi ch\u1ea5t l\u1ecfng c\u1eaft g\u1ed1c n\u01b0\u1edbc. Do \u0111\u00f3, ch\u1ea5t l\u1ecfng c\u1eaft g\u1ed1c d\u1ea7u c\u00f3 ch\u1ee9a ph\u1ee5 gia ch\u1ed1ng m\u00e0i m\u00f2n n\u00f3i chung l\u00e0 ph\u00f9 h\u1ee3p. Khi c\u1eaft b\u1eb1ng dung d\u1ecbch c\u1eaft, c\u1ea7n ch\u00fa \u00fd \u0111\u1ebfn \u0111\u1ed9 ngu\u1ed9i \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a d\u1ee5ng c\u1ee5. T\u1ed1t h\u01a1n l\u00e0 l\u00e0m ngu\u1ed9i d\u1ee5ng c\u1ee5 tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u c\u1eaft.<\/p>

      D\u1ee5ng c\u1ee5 c\u1eaft g\u1ed1m:<\/h3>

      V\u1eadt li\u1ec7u n\u00e0y \u0111\u01b0\u1ee3c thi\u00eau k\u1ebft b\u1edfi nh\u00f4m, kim lo\u1ea1i v\u00e0 cacbua \u1edf nhi\u1ec7t \u0111\u1ed9 cao. Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n \u1edf nhi\u1ec7t \u0111\u1ed9 cao c\u1ee7a n\u00f3 t\u1ed1t h\u01a1n so v\u1edbi cacbua xi m\u0103ng. Do \u0111\u00f3, c\u1eaft kh\u00f4 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng.<\/p>

      Xem x\u00e9t vi\u1ec7c l\u00e0m m\u00e1t \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 tr\u00e1nh nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao, ch\u1ea5t l\u1ecfng c\u1eaft g\u1ed1c n\u01b0\u1edbc th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, nh\u01b0ng t\u1ed1t h\u01a1n l\u00e0 \u0111\u1ed5 li\u00ean t\u1ee5c v\u00e0 \u0111\u1ee7 m\u00e0 kh\u00f4ng b\u1ecb gi\u00e1n \u0111o\u1ea1n.<\/p>

      D\u1ee5ng c\u1ee5 c\u1eaft kim c\u01b0\u01a1ng:<\/h3>

      D\u1ee5ng c\u1ee5 c\u1eaft kim c\u01b0\u01a1ng c\u00f3 \u0111\u1ed9 c\u1ee9ng r\u1ea5t cao, th\u01b0\u1eddng s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p c\u1eaft kh\u00f4. \u0110\u1ec3 tr\u00e1nh nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao, ch\u1ea5t l\u1ecfng c\u1eaft g\u1ed1c n\u01b0\u1edbc \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p, gi\u1ed1ng nh\u01b0 g\u1ed1m s\u1ee9.<\/p>

      D\u1ee5ng c\u1ee5 c\u1eaft th\u00e9p t\u1ed1c \u0111\u1ed9 cao<\/h3>

      V\u1eadt li\u1ec7u n\u00e0y l\u00e0 th\u00e9p h\u1ee3p kim cao c\u1ea5p d\u1ef1a tr\u00ean crom, niken, vonfram, molypden v\u00e0 vanadi (m\u1ed9t s\u1ed1 c\u00f2n ch\u1ee9a nh\u00f4m). Kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t c\u1ee7a n\u00f3 r\u00f5 r\u00e0ng l\u00e0 cao h\u01a1n so v\u1edbi th\u00e9p c\u00f4ng c\u1ee5, v\u00e0 nhi\u1ec7t \u0111\u1ed9 t\u1ed1i \u0111a cho ph\u00e9p c\u00f3 th\u1ec3 \u0111\u1ea1t t\u1edbi 600 C. N\u00f3 c\u00f3 \u0111\u1ed9 d\u1ebbo dai cao v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi ph\u00f4i h\u00ecnh h\u1ecdc ph\u1ee9c t\u1ea1p v\u00e0 c\u1eaft li\u00ean t\u1ee5c, v\u00e0 th\u00e9p t\u1ed1c \u0111\u1ed9 cao c\u00f3 kh\u1ea3 n\u0103ng gia c\u00f4ng t\u1ed1t v\u00e0 gi\u00e1 c\u1ea3 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c.<\/p>

      Do \u0111\u1ed9 \u0111\u1ecf v\u00e0 \u0111\u1ed9 c\u1ee9ng k\u00e9m c\u1ee7a c\u00e1c d\u1ee5ng c\u1ee5 c\u1eaft th\u00e9p t\u1ed1c \u0111\u1ed9 cao, n\u00ean c\u1ea7n s\u1eed d\u1ee5ng ch\u1ea5t l\u1ecfng c\u1eaft.<\/p>

      1<\/td>Ch\u1ea5t l\u1ecfng c\u1eaft g\u1ed1c d\u1ea7u ho\u1eb7c ch\u1ea5t nh\u0169 h\u00f3a \u0111\u01b0\u1ee3c khuy\u00ean d\u00f9ng \u0111\u1ec3 c\u1eaft t\u1ed1c \u0111\u1ed9 th\u1ea5p v\u00e0 trung b\u00ecnh.<\/td><\/tr>
      2<\/td>Trong qu\u00e1 tr\u00ecnh c\u1eaft t\u1ed1c \u0111\u1ed9 cao, ch\u1ea5t l\u1ecfng c\u1eaft g\u1ed1c n\u01b0\u1edbc l\u00e0 ph\u00f9 h\u1ee3p v\u00ec nhi\u1ec7t tr\u1ecb cao c\u1ee7a n\u00f3.<\/td><\/tr>
      3<\/td>Ch\u1ea5t t\u1ea1o nh\u0169 ho\u1eb7c ch\u1ea5t l\u1ecfng c\u1eaft c\u1ef1c \u00e1p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong qu\u00e1 tr\u00ecnh gia c\u00f4ng tinh \u0111\u1ec3 gi\u1ea3m ma s\u00e1t, c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c b\u1ec1 m\u1eb7t, \u0111\u1ed3ng th\u1eddi k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a d\u1ee5ng c\u1ee5.<\/td><\/tr><\/tbody><\/table><\/figure>

      N\u1ebfu s\u1eed d\u1ee5ng dung d\u1ecbch c\u1eaft g\u1ed1c d\u1ea7u s\u1ebd t\u1ea1o ra nhi\u1ec1u s\u01b0\u01a1ng d\u1ea7u, d\u1ec5 g\u00e2y ch\u00e1y ph\u00f4i, gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng gia c\u00f4ng v\u00e0 t\u0103ng \u0111\u1ed9 m\u00f2n c\u1ee7a dao. Ngo\u00e0i ra, n\u00ean s\u1eed d\u1ee5ng dung d\u1ecbch n\u01b0\u1edbc c\u1ef1c \u00e1p ho\u1eb7c ch\u1ea5t nh\u0169 h\u00f3a c\u1ef1c \u00e1p \u0111\u1ec3 x\u1eed l\u00fd th\u00f4.<\/p>

      C\u00f4ng ngh\u1ec7 nh\u00e0 m\u00e1y<\/h2>

      Ch\u1ea5t l\u1ecfng c\u1eaft ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u s\u1ea3n xu\u1ea5t c\u1ee7a b\u1ea1n m\u00e0 kh\u00f4ng g\u00e2y ra c\u00e1c v\u1ea5n \u0111\u1ec1 trong c\u00e1c ho\u1ea1t \u0111\u1ed9ng h\u1ea1 ngu\u1ed3n. Ch\u1ea5t l\u1ecfng ph\u00f9 h\u1ee3p nh\u1ea5t cho c\u00e1c \u1ee9ng d\u1ee5ng gia c\u00f4ng c\u01a1 h\u1ecdc c\u00f3 th\u1ec3 g\u00e2y ra c\u00e1c v\u1ea5n \u0111\u1ec1 nghi\u00eam tr\u1ecdng trong qu\u00e1 tr\u00ecnh l\u00e0m s\u1ea1ch, s\u01a1n, \u0111\u00f3ng g\u00f3i ho\u1eb7c x\u1eed l\u00fd. Vi\u1ec7c xem x\u00e9t c\u00e1c quy tr\u00ecnh h\u1ea1 ngu\u1ed3n, bao g\u1ed3m b\u1ea3o qu\u1ea3n v\u00e0 v\u1eadn chuy\u1ec3n, s\u1ebd x\u00e1c \u0111\u1ecbnh c\u00e1c y\u00eau c\u1ea7u ch\u00ednh m\u00e0 ch\u1ea5t l\u1ecfng gia c\u00f4ng kim lo\u1ea1i ph\u1ea3i \u0111\u00e1p \u1ee9ng. Vi\u1ec7c x\u00e1c \u0111\u1ecbnh s\u1edbm c\u00e1c y\u00eau c\u1ea7u n\u00e0y trong qu\u00e1 tr\u00ecnh l\u1ef1a ch\u1ecdn s\u1ebd tr\u00e1nh l\u00e3ng ph\u00ed th\u1eddi gian v\u00e0 ti\u1ec1n b\u1ea1c trong vi\u1ec7c th\u1eed nghi\u1ec7m v\u00e0 l\u1eafp \u0111\u1eb7t sai ch\u1ea5t l\u1ecfng.<\/p>

      D\u00f9 sao, vi\u1ec7c c\u1eaft ch\u1ea5t l\u1ecfng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn thi\u1ebft b\u1ecb, nh\u00e2n s\u1ef1, m\u00f4i tr\u01b0\u1eddng v\u00e0 danh ti\u1ebfng kinh doanh c\u1ee7a b\u1ea1n. N\u1ebfu b\u1ea1n d\u00e0nh th\u1eddi gian \u0111\u1ec3 l\u1ef1a ch\u1ecdn c\u1ea9n th\u1eadn, mua s\u1ea3n ph\u1ea9m ch\u1ea5t l\u01b0\u1ee3ng t\u1eeb c\u00e1c nh\u00e0 cung c\u1ea5p c\u00f3 uy t\u00edn v\u00e0 nh\u1edd s\u1ef1 t\u01b0 v\u1ea5n k\u1ef9 thu\u1eadt c\u00f3 th\u1ea9m quy\u1ec1n, b\u1ea1n s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c l\u1ee3i nhu\u1eadn \u0111\u00e1ng k\u1ec3. L\u1ef1a ch\u1ecdn \u0111\u00fang s\u1ebd n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m, gi\u1ea3m chi ph\u00ed s\u1ea3n xu\u1ea5t v\u00e0 tr\u00e1nh c\u00e1c v\u1ea5n \u0111\u1ec1 h\u1ea1 ngu\u1ed3n t\u1ed1n k\u00e9m.<\/p>

      B\u00e2y gi\u1edd b\u1ea1n ph\u1ea3i bi\u1ebft c\u00e1ch ch\u1ecdn ch\u1ea5t b\u00f4i tr\u01a1n c\u1eaft cao c\u1ea5p theo y\u00eau c\u1ea7u c\u1ee7a b\u1ea1n. \u0111\u0103ng k\u00fd v\u1edbi ch\u00fang t\u00f4i ngay b\u00e2y gi\u1edd \u0111\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c nhi\u1ec1u blog gi\u1ed1ng nhau h\u1eefu \u00edch cho d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n.<\/p><\/div>","protected":false},"excerpt":{"rendered":"

      After a long period of development in 1860, cutting fluid began to be widely used in vehicle, planer, grinding, gear processing and thread processing. With the development of cutting fluid, vegetable oil, edible oil, water and so on are gradually formed. I am often asked to recommend cutting fluids for metal processing equipment. In fact,…<\/p>","protected":false},"author":2,"featured_media":19317,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[92],"tags":[],"class_list":["post-3699","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cutting-tools-weekly"],"jetpack_featured_media_url":"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/08\/\u56fe\u72471-4.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/posts\/3699","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/comments?post=3699"}],"version-history":[{"count":0,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/posts\/3699\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/media\/19317"}],"wp:attachment":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/media?parent=3699"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/categories?post=3699"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/tags?post=3699"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}