{"id":3160,"date":"2018-12-19T02:02:44","date_gmt":"2018-12-19T02:02:44","guid":{"rendered":"https:\/\/www.mcctcarbide.com\/?p=3160"},"modified":"2020-05-06T07:21:24","modified_gmt":"2020-05-06T07:21:24","slug":"how-to-deal-with-the-chipping-of-cast-irons-machining","status":"publish","type":"post","link":"https:\/\/www.meetyoucarbide.com\/vi\/how-to-deal-with-the-chipping-of-cast-irons-machining\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1ed1i ph\u00f3 v\u1edbi s\u1ef1 s\u1ee9t m\u1ebb c\u1ee7a gia c\u00f4ng gang?"},"content":{"rendered":"
1. \u0110\u1eb7c \u0111i\u1ec3m x\u1eed l\u00fd c\u1ee7a s\u1eaft x\u00e1m<\/strong><\/p>\n\n\n\n Gang x\u00e1m c\u00f3 \u0111\u1eb7c t\u00ednh gi\u00f2n v\u00e0 \u0111\u1ed9 b\u1ec1n k\u00e9o th\u1ea5p (c\u1ea5u tr\u00fac gang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c coi l\u00e0 c\u1ea5u tr\u00fac h\u1ee3p kim s\u1eaft-carbon ch\u1ee9a \u0111\u1ea7y l\u1ed7 than ch\u00ec. S\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a than ch\u00ec l\u00e0m gi\u1ea3m \u0111\u1ed9 d\u1ebbo v\u00e0 \u0111\u1ed9 d\u1ebbo c\u1ee7a gang) v\u00e0 l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u gi\u00f2n \u0111i\u1ec3n h\u00ecnh .<\/p>\n\n\n\n C\u1ea5u tr\u00fac khoang than ch\u00ec c\u1ee7a than ch\u00ec v\u1ea3y trong gang x\u00e1m r\u1ea5t d\u1ec5 t\u1ea1o th\u00e0nh c\u00e1c v\u1ebft n\u1ee9t v\u1edbi c\u00e1c c\u1ea1nh s\u1eafc. Trong qu\u00e1 tr\u00ecnh c\u1eaft, d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a l\u1ef1c c\u1eaft c\u1ee7a d\u1ee5ng c\u1ee5, v\u1ebft n\u1ee9t ph\u00e1t tri\u1ec3n theo h\u01b0\u1edbng kh\u00e1ng t\u1ed1i thi\u1ec3u, d\u1eabn \u0111\u1ebfn s\u1ee9t m\u1ebb v\u00e0 g\u00e3y chip. Do \u0111\u00f3, gang x\u00e1m t\u1ea1o th\u00e0nh nh\u1eefng m\u1ea3nh v\u1ee5n v\u1ee1 trong qu\u00e1 tr\u00ecnh c\u1eaft. \u0110\u1ed3ng th\u1eddi, d\u1ee5ng c\u1ee5 \u1edf tr\u1ea1ng th\u00e1i l\u00e0m vi\u1ec7c c\u1eaft kh\u00f4ng li\u00ean t\u1ee5c trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd gang x\u00e1m. Khi than ch\u00ec trong th\u00e2n c\u01a1 s\u1edf b\u1ecb c\u1eaft, d\u1ee5ng c\u1ee5 \u1edf tr\u1ea1ng th\u00e1i kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng v\u00e0 kim lo\u1ea1i b\u1ecb c\u1eaft. Trong tr\u01b0\u1eddng h\u1ee3p th\u00e2n m\u00e1y, h\u00e0nh \u0111\u1ed9ng c\u1eaft c\u1ee7a d\u1ee5ng c\u1ee5 x\u1ea3y ra v\u00e0 dao li\u00ean t\u1ee5c c\u1eaft v\u00e0o v\u00e0 c\u1eaft ra, g\u00e2y ra c\u00e1c chu k\u1ef3 \u1ee9ng su\u1ea5t k\u00e9o v\u00e0 n\u00e9n t\u1ea7n s\u1ed1 cao c\u1ee7a d\u1ee5ng c\u1ee5 g\u1ea7n m\u00e9p c\u1eaft. T\u1ea3i tr\u1ecdng xen k\u1ebd l\u00e0m cho l\u1edbp b\u1ec1 m\u1eb7t c\u1ee7a d\u1ee5ng c\u1ee5 b\u1ecb m\u1ecfi v\u00e0 g\u00e2y ra s\u1ee9t m\u1ebb nh\u1eb9 \u1edf c\u1ea1nh c\u1eaft, l\u00e0m gi\u1ea3m Hi\u1ec7u su\u1ea5t c\u1eaft c\u1ee7a dao.<\/p>\n\n\n\n