{"id":4793,"date":"2026-01-16T11:50:26","date_gmt":"2026-01-16T03:50:26","guid":{"rendered":"https:\/\/www.oc-epc.com\/?p=4793"},"modified":"2026-01-12T11:51:20","modified_gmt":"2026-01-12T03:51:20","slug":"using-lost-foam-casting-for-highly-engineered-gearboxes","status":"publish","type":"post","link":"https:\/\/www.oc-epc.com\/vi\/tin-tuc-blog\/tin-tuc-nganh\/su-dung-duc-bot-bi-mat-cho-hop-so-ky-thuat-cao\/","title":{"rendered":"S\u1eed d\u1ee5ng \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t cho h\u1ed9p s\u1ed1 k\u1ef9 thu\u1eadt cao"},"content":{"rendered":"<p>S\u1ea3n xu\u1ea5t b\u00e1nh r\u0103ng th\u01b0\u1eddng c\u1ea7n \u0111\u1ed9 ch\u00ednh x\u00e1c, s\u1ee9c m\u1ea1nh v\u00e0 k\u1ef9 n\u0103ng qu\u1ea3n l\u00fd c\u00e1c h\u00ecnh d\u1ea1ng ph\u1ee9c t\u1ea1p trong \u0111i\u1ec1u ki\u1ec7n kh\u00f3 kh\u0103n. Trong vi\u1ec7c s\u1eed d\u1ee5ng nh\u01b0 tr\u1ef1c th\u0103ng truy\u1ec1n th\u1eed nghi\u1ec7m, h\u1ed9p s\u1ed1 ph\u1ea3i sao ch\u00e9p t\u1ed1c \u0111\u1ed9 th\u1ef1c s\u1ef1, tr\u1ecdng l\u01b0\u1ee3ng v\u00e0 thay \u0111\u1ed5i l\u1ef1c l\u01b0\u1ee3ng trong khi duy tr\u00ec ki\u1ec3m so\u00e1t rung t\u1ed1t v\u00e0 x\u00e2y d\u1ef1ng v\u1eefng ch\u1eafc. C\u00e1c c\u00e1ch c\u0169 \u0111\u1ec3 l\u00e0m v\u1ecf h\u1ed9p s\u1ed1, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng b\u1ed9 ph\u1eadn h\u00e0n, cho th\u1ea5y c\u00e1c v\u1ea5n \u0111\u1ec1 l\u1edbn khi h\u00ecnh d\u1ea1ng \u0111\u01b0\u1ee3c chi ti\u1ebft v\u00e0 hi\u1ec7u su\u1ea5t tr\u1edf n\u00ean cao.<\/p>\n<p>C\u00e1c thi\u1ebft k\u1ebf h\u1ed9p s\u1ed1 ban \u0111\u1ea7u cho xe h\u01a1i c\u00f3 tr\u1ee5c song song \u0111\u01a1n gi\u1ea3n v\u00e0 v\u1ecf h\u00ecnh h\u1ed9p c\u01a1 b\u1ea3n. C\u1ea5u tr\u00fac ch\u1ebf t\u1ea1o ho\u1ea1t \u0111\u1ed9ng t\u1ed1t v\u00e0 ti\u1ebft ki\u1ec7m ti\u1ec1n \u1edf \u0111\u00f3. Nh\u01b0ng nhu c\u1ea7u thay \u0111\u1ed5i sang c\u00e1c h\u1ec7 th\u1ed1ng t\u1ed1t h\u01a1n nh\u01b0 tr\u1ef1c th\u0103ng th\u1eed nghi\u1ec7m. Ch\u00fang c\u1ea7n k\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n, c\u00f4ng su\u1ea5t nhi\u1ec1u h\u01a1n, thi\u1ebft l\u1eadp g\u00f3c ph\u1ee9c t\u1ea1p v\u00e0 ki\u1ec3m so\u00e1t rung m\u1ea1nh m\u1ebd cho k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m th\u1ef1c s\u1ef1. V\u1ecf s\u1ea3n xu\u1ea5t th\u1ea5t b\u1ea1i \u1edf \u0111\u00e2y v\u00ec c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 thi\u1ebft k\u1ebf, s\u1ef1 gi\u1ed1ng nhau c\u1ee7a v\u1eadt li\u1ec7u, \u0111\u1ed9 ch\u00ednh x\u00e1c h\u00e0n v\u00e0 x\u1eed l\u00fd c\u0103ng th\u1eb3ng.<\/p>\n<p>&nbsp;<\/p>\n<div style=\"text-align: center;\"><img decoding=\"async\" src=\"http:\/\/www.oc-epc.com\/wp-content\/uploads\/2026\/01\/Lost-Foam-Casting-for-Highly-Engineered-Gearboxes.webp\" alt=\"\u0110\u00fac b\u1ecdt b\u1ecb m\u1ea5t cho h\u1ed9p s\u1ed1 k\u1ef9 thu\u1eadt cao\" \/><\/div>\n<h2 id=\"fabricated-gearbox-housings-werent-up-to-the-task\"><strong>Nh\u00e0 \u1edf h\u1ed9p s\u1ed1 \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec7m v\u1ee5<\/strong><\/h2>\n<p>M\u1ed9t s\u1ed1 khi\u1ebfm khuy\u1ebft c\u01a1 b\u1ea3n l\u00e0m cho nh\u00e0 m\u00e1y ch\u1ebf t\u1ea1o kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi h\u1ed9p s\u1ed1 ti\u00ean ti\u1ebfn:<\/p>\n<ul>\n<li>Thi\u1ebft k\u1ebf c\u01a1 kh\u00ed v\u00e0 t\u1ea1o in bi\u1ebfn th\u00e0nh t\u1ed1n k\u00e9m v\u00e0 kh\u00f3 kh\u0103n cho c\u00e1c h\u00ecnh d\u1ea1ng b\u1ea5t th\u01b0\u1eddng.<\/li>\n<li>X\u00e2y d\u1ef1ng nh\u00e0 \u1edf v\u1edbi c\u00e1c m\u1eb7t kh\u00f4ng song song tr\u1edf n\u00ean c\u1ee9ng r\u1eafn v\u00e0 \u0111\u1eaft ti\u1ec1n th\u00f4ng qua h\u00e0n v\u00e0 \u0111\u1eb7t c\u00e1c b\u1ed9 ph\u1eadn c\u00f9ng nhau.<\/li>\n<li>X\u00e2y d\u1ef1ng h\u00e0n mang l\u1ea1i c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m v\u1eadt li\u1ec7u kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u, l\u00e0m cho ki\u1ec3m tra c\u1ea5u tr\u00fac th\u1ef1c s\u1ef1 kh\u00f3 kh\u0103n.<\/li>\n<li>Kh\u00f4ng gian ch\u1eb7t ch\u1ebd trong c\u00e1c h\u00ecnh d\u1ea1ng ph\u1ee9c t\u1ea1p h\u1ea1n ch\u1ebf h\u00e0n v\u00e0 ni\u00eam phong \u0111\u1ea7y \u0111\u1ee7, c\u00f3 nguy c\u01a1 r\u00f2 r\u1ec9 ho\u1eb7c c\u00e1c \u0111i\u1ec3m m\u1ec1m.<\/li>\n<li>C\u00e1c g\u00f3c s\u1eafc n\u00e9t g\u00e2y ra s\u1ef1 t\u00edch t\u1ee5 c\u0103ng th\u1eb3ng, v\u00ec v\u1eady c\u1ea7n ph\u1ea3i c\u00f3 th\u00eam h\u1ed7 tr\u1ee3 ho\u1eb7c ki\u1ebfn \u00e9p.<\/li>\n<li>S\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng h\u00e0n thay \u0111\u1ed5i c\u00e1ch t\u1ea3i lan r\u1ed9ng v\u00e0 c\u00e1ch rung ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<li>H\u00e0n k\u00e9m ho\u1eb7c kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u l\u00e0m t\u1ed5n th\u01b0\u01a1ng s\u1ee9c m\u1ea1nh t\u1ed5ng th\u1ec3.<\/li>\n<li>Th\u1eddi gian x\u00e2y d\u1ef1ng d\u00e0i, bao g\u1ed3m c\u00e1c b\u01b0\u1edbc x\u1eed l\u00fd nhi\u1ec7t, l\u00e0m ch\u1eadm vi\u1ec7c ho\u00e0n th\u00e0nh d\u1ef1 \u00e1n.<\/li>\n<\/ul>\n<p>Nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y cho th\u1ea5y r\u00f5 r\u00e0ng s\u1ef1 c\u1ea7n thi\u1ebft c\u1ee7a m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c. N\u00f3 ph\u1ea3i cung c\u1ea5p c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m v\u1eadt li\u1ec7u \u1ed5n \u0111\u1ecbnh, h\u00ecnh d\u1ea1ng ch\u00ednh x\u00e1c v\u00e0 c\u00f4ng vi\u1ec7c \u0111\u00e1ng tin c\u1eady d\u01b0\u1edbi t\u1ea3i n\u1eb7ng.<\/p>\n<h2 id=\"the-lost-foam-casting-process\"><strong>Qu\u00e1 tr\u00ecnh \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t<\/strong><\/h2>\n<p><a style=\"text-decoration: underline;\" href=\"https:\/\/www.oc-epc.com\/vi\/cac-san-pham\/\"><strong>M\u1ea5t b\u1ecdt \u0111\u00fac<\/strong><\/a> cung c\u1ea5p m\u1ed9t l\u1ef1a ch\u1ecdn t\u1ed1t h\u01a1n \u0111\u1ec3 l\u00e0m v\u1ecf h\u1ed9p s\u1ed1 ph\u1ee9c t\u1ea1p. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y b\u1eaft \u0111\u1ea7u v\u1edbi m\u1ed9t h\u00ecnh d\u1ea1ng b\u1ecdt \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb polystyrene m\u1edf r\u1ed9ng (EPS). H\u00ecnh d\u1ea1ng n\u00e0y sao ch\u00e9p ph\u1ea7n kim lo\u1ea1i cu\u1ed1i c\u00f9ng m\u1ed9t c\u00e1ch chi ti\u1ebft \u0111\u1ea7y \u0111\u1ee7. C\u00f4ng nh\u00e2n ph\u1ee7 m\u1eabu v\u1edbi v\u1eadt li\u1ec7u ch\u1ed1ng ch\u00e1y. N\u00f3 t\u1ea1o th\u00e0nh m\u1ed9t r\u00e0o c\u1ea3n trong khi \u0111\u1ed5 v\u00e0 cung c\u1ea5p h\u1ed7 tr\u1ee3. Sau \u0111\u00f3, m\u1eabu \u0111\u01b0\u1ee3c ph\u1ee7 \u0111i v\u00e0o c\u00e1t l\u1ecfng l\u1ecfng b\u00ean trong m\u1ed9t b\u00ecnh. C\u00e1t \u0111\u01b0\u1ee3c \u0111\u00f3ng g\u00f3i ch\u1eb7t ch\u1ebd, v\u00e0 khu\u00f4n \u0111\u00e3 s\u1eb5n s\u00e0ng cho kim lo\u1ea1i.<\/p>\n<p>Kim lo\u1ea1i n\u00f3ng ch\u1ea3y - th\u01b0\u1eddng l\u00e0 s\u1eaft \u0111\u00e0n cho h\u1ed9p s\u1ed1 - \u0111\u1ed5 v\u00e0o. N\u00f3 bi\u1ebfn b\u1ecdt th\u00e0nh h\u01a1i v\u00e0 l\u1ea5p \u0111\u1ea7y kh\u00f4ng gian ch\u00ednh x\u00e1c. B\u1ecdt bi\u1ebfn m\u1ea5t, th\u01b0\u1eddng kh\u00f4ng c\u00f3 c\u00e1c m\u1ea3nh c\u00f2n l\u1ea1i. Kh\u00ed tr\u01b0\u1ee3t ra qua l\u1edbp ph\u1ee7 v\u00e0 c\u00e1t. Sau khi l\u00e0m m\u00e1t, m\u1ea3nh \u0111\u00fac ra ngo\u00e0i, \u0111\u01b0\u1ee3c l\u00e0m s\u1ea1ch v\u00e0 ho\u00e0n th\u00e0nh.<\/p>\n<p>C\u00e1c b\u01b0\u1edbc ch\u00ednh bao g\u1ed3m:<\/p>\n<ul>\n<li>T\u1ea1o m\u1eabu: B\u1ecdt \u0111\u01b0\u1ee3c c\u1eaft ho\u1eb7c \u0111\u1ecbnh h\u00ecnh \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi thi\u1ebft k\u1ebf b\u1ed9 ph\u1eadn.<\/li>\n<li>\u1ee8ng d\u1ee5ng l\u1edbp ph\u1ee7: R\u1eeda ch\u1ed1ng ch\u00e1y x\u00e2y d\u1ef1ng m\u1ed9t v\u1ecf nh\u01b0 g\u1ed1m \u0111\u1ec3 gi\u1eef v\u00e0 b\u1ea3o v\u1ec7.<\/li>\n<li>Ch\u1eb7n v\u00e0 \u0111\u00fac: Bao b\u00ec c\u00e1t gi\u1eef cho khu\u00f4n m\u1ea1nh m\u1ebd.<\/li>\n<li>\u0110\u1ed5: D\u00f2ng ch\u1ea3y kim lo\u1ea1i \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t m\u1ea5t b\u1ecdt&#8217; ch\u1ed7 s.<\/li>\n<li>L\u00e0m m\u00e1t v\u00e0 l\u00e0m s\u1ea1ch: L\u00e0m m\u00e1t ch\u1eadm c\u1eaft gi\u1ea3m c\u0103ng th\u1eb3ng. Sau \u0111\u00f3 lo\u1ea1i b\u1ecf c\u00e1t v\u00e0 c\u00f4ng vi\u1ec7c b\u1ec1 m\u1eb7t theo.&nbsp;\n<div style=\"text-align: center;\"><img decoding=\"async\" src=\"http:\/\/www.oc-epc.com\/wp-content\/uploads\/2026\/01\/EPC-lost-foam-casting-fully-automatic-EPS-shape-molding-machines.webp\" alt=\"EPC m\u1ea5t b\u1ecdt \u0111\u00fac ho\u00e0n to\u00e0n t\u1ef1 \u0111\u1ed9ng m\u00e1y \u00e9p h\u00ecnh d\u1ea1ng EPS\" \/><\/div>\n<\/li>\n<\/ul>\n<h2 id=\"ductile-iron\"><strong>S\u1eaft d\u1ec5 ch\u1ecbu<\/strong><\/h2>\n<p>S\u1eaft ductile v\u1eabn l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho nh\u00e0 \u1edf h\u1ed9p s\u1ed1. N\u00f3 cung c\u1ea5p s\u1ee9c m\u1ea1nh t\u1ed1t, linh ho\u1ea1t v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m \u1ed5n \u0111\u1ecbnh. Th\u00eam c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 niken, \u0111\u1ed3ng v\u00e0 magi\u00ea l\u00e0m t\u0103ng hi\u1ec7u su\u1ea5t c\u1ee7a n\u00f3. Ph\u01b0\u01a1ng ph\u00e1p b\u1ecdt m\u1ea5t gi\u1eef cho c\u1ea5u tr\u00fac th\u1eadm ch\u00ed, m\u00e0 kh\u00f4ng c\u00f3 nh\u1eefng thay \u0111\u1ed5i m\u00e0 h\u00e0n g\u00e2y ra.<\/p>\n<h2 id=\"better-stress-relief-than-annealing\"><strong>Gi\u1ea3m c\u0103ng th\u1eb3ng t\u1ed1t h\u01a1n Annealing<\/strong><\/h2>\n<p>L\u00e0m m\u00e1t b\u00ean trong khu\u00f4n mang l\u1ea1i gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 ch\u1eadm. \u0110i\u1ec1u n\u00e0y \u0111\u00e1nh b\u1ea1i n\u01b0\u1edbng th\u01b0\u1eddng xuy\u00ean trong l\u00f2 n\u01b0\u1edbng. N\u00f3 d\u1eabn \u0111\u1ebfn c\u0103ng th\u1eb3ng c\u00f2n l\u1ea1i th\u1ea5p h\u01a1n, u\u1ed1n cong ho\u1eb7c v\u1ebft n\u1ee9t \u00edt h\u01a1n v\u00e0 c\u00e1c h\u00e0nh \u0111\u1ed9ng v\u1eadt li\u1ec7u mong \u0111\u1ee3i h\u01a1n th\u00f4ng qua to\u00e0n b\u1ed9 \u0111\u00fac.<\/p>\n<h2 id=\"design-and-integration-advantages\"><strong>L\u1ee3i th\u1ebf thi\u1ebft k\u1ebf v\u00e0 t\u00edch h\u1ee3p<\/strong><\/h2>\n<p>\u0110\u00fac b\u1ecdt b\u1ecb m\u1ea5t mang l\u1ea1i s\u1ef1 t\u1ef1 do l\u1edbn trong thi\u1ebft k\u1ebf cho v\u1ecf h\u1ed9p s\u1ed1. Kh\u00f4ng gian b\u00ean trong c\u00f3 th\u1ec3 h\u00ecnh th\u00e0nh ngay trong \u0111\u00fac cho h\u1ec7 th\u1ed1ng \u0111i\u1ec7n t\u1eed ho\u1eb7c d\u1ea7u. G\u00f3c \u0111\u1ea7u v\u00e0o \/ \u0111\u1ea7u ra ph\u1ee9c t\u1ea1p ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a tr\u1ef1c th\u0103ng. \u0110\u1ed9 d\u00e0y t\u01b0\u1eddng thay \u0111\u1ed5i khi c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u1eef v\u00f2ng bi v\u00e0 l\u1ef1c tr\u1ef1c ti\u1ebfp. C\u00e1c g\u00f3c tr\u00f2n lo\u1ea1i b\u1ecf c\u00e1c \u0111i\u1ec3m c\u0103ng th\u1eb3ng v\u00e0 c\u1ea3i thi\u1ec7n s\u1ee9c m\u1ea1nh m\u1ec7t m\u1ecfi.<\/p>\n<p>X\u00e2y d\u1ef1ng m\u1ed9t m\u1ea3nh l\u00e0m cho vi\u1ec7c tham gia d\u1ec5 d\u00e0ng h\u01a1n v\u00e0 c\u1eaft gi\u1ea3m c\u00f4ng vi\u1ec7c l\u1eafp r\u00e1p so v\u1edbi c\u00e1c thi\u1ebft l\u1eadp h\u00e0n nhi\u1ec1u ph\u1ea7n.<\/p>\n<h2 id=\"advanced-vibration-analysis\"><strong>Ph\u00e2n t\u00edch rung n\u00e2ng cao<\/strong><\/h2>\n<p>Ki\u1ec3m so\u00e1t rung r\u1ea5t quan tr\u1ecdng trong th\u1eed nghi\u1ec7m truy\u1ec1n t\u1ea3i tr\u1ef1c th\u0103ng. Tr\u1ea1m ki\u1ec3m tra ph\u1ea3i tr\u00e1nh th\u00eam ti\u1ebfng \u1ed3n ho\u1eb7c chuy\u1ec3n \u0111\u1ed9ng. Ngay c\u1ea3 v\u1eadt li\u1ec7u trong nh\u00e0 \u0111\u00fac l\u00e0m cho ki\u1ec3m tra y\u1ebfu t\u1ed1 h\u1eefu h\u1ea1n v\u00e0 d\u1ef1 \u0111o\u00e1n ch\u1ebf \u0111\u1ed9 \u0111\u01a1n gi\u1ea3n h\u01a1n. Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c s\u1ea3n ph\u1ea9m ch\u1ebf t\u1ea1o c\u1ea7n m\u00f4 ph\u1ecfng h\u00e0n, \u0111\u00fac cho ph\u00e9p m\u00f4 h\u00ecnh h\u00f3a r\u00f5 r\u00e0ng h\u00ecnh d\u1ea1ng v\u00e0 g\u00f3c \u0111\u1ec3 c\u1ea3i thi\u1ec7n k\u1ebft qu\u1ea3.<\/p>\n<h2 id=\"additive-manufacturing\"><strong>S\u1ea3n xu\u1ea5t ph\u1ee5 gia?<\/strong><\/h2>\n<p>S\u1ea3n xu\u1ea5t ph\u1ee5 gia ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn nh\u1ecf t\u1ed1t. Nh\u01b0ng \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t l\u00e0m t\u1ed1t h\u01a1n cho c\u00e1c v\u1eadt ph\u1ea9m l\u1edbn, n\u1eb7ng n\u1eb7ng t\u1eeb 5.000 \u0111\u1ebfn 10.000 pound. Nh\u1eefng k\u00edch th\u01b0\u1edbc n\u00e0y th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n trong v\u1ecf h\u1ed9p s\u1ed1 h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y x\u1eed l\u00fd chi ti\u1ebft, k\u00edch th\u01b0\u1edbc v\u00e0 chi ph\u00ed m\u1ed9t c\u00e1ch c\u00e2n b\u1eb1ng t\u1ed1t.<\/p>\n<h2 id=\"final-products\"><strong>S\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng<\/strong><\/h2>\n<p>V\u1ecf h\u1ed9p s\u1ed1 \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t cung c\u1ea5p ch\u1ea5t l\u01b0\u1ee3ng h\u00e0ng \u0111\u1ea7u. Ch\u00fang tr\u1edf n\u00ean ch\u00ednh x\u00e1c, m\u1ea1nh m\u1ebd v\u00e0 s\u1eb5n s\u00e0ng cho vi\u1ec7c s\u1eed d\u1ee5ng n\u0103ng \u0111\u1ed9ng. Ph\u01b0\u01a1ng ph\u00e1p ti\u1ebfp c\u1eadn t\u1ea1o ra c\u00e1c b\u1ed9 ph\u1eadn v\u1edbi c\u00e1ch ly rung \u0111\u1ed9ng tuy\u1ec7t v\u1eddi, x\u00e2y d\u1ef1ng v\u1eefng ch\u1eafc v\u00e0 an to\u00e0n. \u0110i\u1ec1u n\u00e0y l\u00e0m cho ch\u00fang ho\u00e0n h\u1ea3o cho c\u00e1c gian th\u1eed nghi\u1ec7m hi\u1ec7u su\u1ea5t cao.<\/p>\n<h2 id=\"faq\"><strong>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/strong><\/h2>\n<h3 id=\"what-advantages-does-lost-foam-casting-offer-over-fabricated-gearbox-housings\"><strong>Nh\u1eefng l\u1ee3i th\u1ebf n\u00e0o m\u00e0 \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t cung c\u1ea5p so v\u1edbi v\u1ecf h\u1ed9p s\u1ed1 ch\u1ebf t\u1ea1o? <\/strong><\/h3>\n<p>\u0110\u00fac b\u1ecdt b\u1ecb m\u1ea5t cung c\u1ea5p c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m v\u1eadt li\u1ec7u \u1ed5n \u0111\u1ecbnh. N\u00f3 lo\u1ea1i b\u1ecf s\u1ef1 b\u1ea5t \u0111\u1ed3ng h\u00e0n, c\u1eaft gi\u1ea3m s\u1ef1 t\u00edch t\u1ee5 c\u0103ng th\u1eb3ng, cho ph\u00e9p c\u00e1c h\u00ecnh d\u1ea1ng ph\u1ee9c t\u1ea1p m\u00e0 kh\u00f4ng g\u1eb7p r\u1eafc r\u1ed1i l\u1eafp r\u00e1p v\u00e0 r\u00fat ng\u1eafn th\u1eddi gian x\u00e2y d\u1ef1ng so v\u1edbi s\u1ea3n xu\u1ea5t.<\/p>\n<h3 id=\"why-is-ductile-iron-commonly-used-in-lost-foam-casting-for-gearboxes\"><strong>T\u1ea1i sao s\u1eaft ductile th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t cho h\u1ed9p s\u1ed1? <\/strong><\/h3>\n<p>S\u1eaft ductile pha tr\u1ed9n \u0111\u1ed9 b\u1ec1n cao, linh ho\u1ea1t, v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m c\u01a1 h\u1ecdc \u0111\u00e1ng tin c\u1eady. N\u00f3 x\u1eed l\u00fd t\u1ea3i tr\u1ecdng c\u1ef1c \u0111oan v\u00e0 thay \u0111\u1ed5i l\u1ef1c l\u01b0\u1ee3ng trong vi\u1ec7c s\u1eed d\u1ee5ng h\u1ed9p s\u1ed1.<\/p>\n<h3 id=\"how-does-lost-foam-casting-improve-vibration-analysis-in-test-stand-gearboxes\"><strong>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t c\u1ea3i thi\u1ec7n ph\u00e2n t\u00edch rung \u0111\u1ed9ng trong h\u1ed9p s\u1ed1 \u0111\u1ee9ng th\u1eed nghi\u1ec7m? <\/strong><\/h3>\n<p>C\u1ea5u tr\u00fac duy nh\u1ea5t cho ph\u00e9p m\u00f4 h\u00ecnh h\u00f3a d\u1ec5 d\u00e0ng m\u00e0 kh\u00f4ng c\u1ea7n ki\u1ec3m tra kh\u1edbp h\u00e0n. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn \u0111o\u00e1n t\u1ed1t h\u01a1n v\u1ec1 t\u1ea7n s\u1ed1 t\u1ef1 nhi\u00ean v\u00e0 h\u00e0nh \u0111\u1ed9ng rung.<\/p>\n<h3 id=\"is-lost-foam-casting-suitable-for-large-scale-production\"><strong>\u0110\u00fac b\u1ecdt b\u1ecb m\u1ea5t c\u00f3 ph\u00f9 h\u1ee3p cho s\u1ea3n xu\u1ea5t quy m\u00f4 l\u1edbn kh\u00f4ng?<\/strong><\/h3>\n<p>C\u00f3, quy tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng t\u1ed1t cho \u0111\u1ea7u ra kh\u1ed1i l\u01b0\u1ee3ng cao trong khi gi\u1eef \u0111\u1ed9 ch\u00ednh x\u00e1c. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t \u0111\u00fang v\u1edbi c\u00e1c c\u00f4ng c\u1ee5 t\u1ef1 \u0111\u1ed9ng.<\/p>\n<h3 id=\"what-role-does-the-refractory-coating-play-in-lost-foam-casting\"><strong>L\u1edbp ph\u1ee7 ch\u1ed1ng ch\u00e1y \u0111\u00f3ng vai tr\u00f2 g\u00ec trong \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t? <\/strong><\/h3>\n<p>L\u1edbp ph\u1ee7 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t r\u00e0o c\u1ea3n gi\u1eefa kim lo\u1ea1i n\u00f3ng v\u00e0 c\u00e1t. N\u00f3 h\u1ed7 tr\u1ee3 m\u00f4 h\u00ecnh b\u1ecdt, h\u01b0\u1edbng d\u1eabn kh\u00ed tho\u00e1t, v\u00e0 gi\u00fap k\u1ebft th\u00fac b\u1ec1 m\u1eb7t.<\/p>\n<h2 id=\"partner-with-a-leading-lost-foam-casting-equipment-manufacturer\"><strong>\u0110\u1ed1i t\u00e1c v\u1edbi m\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t h\u00e0ng \u0111\u1ea7u<\/strong><\/h2>\n<p>C\u00e1c c\u01a1 s\u1edf s\u1ea3n xu\u1ea5t, nh\u00e0 cung c\u1ea5p v\u00e0 nh\u00e0 m\u00e1y t\u00ecm c\u00e1ch c\u1ea3i thi\u1ec7n ho\u1ea1t \u0111\u1ed9ng \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t c\u00f3 l\u1ee3i t\u1eeb vi\u1ec7c h\u1ee3p t\u00e1c v\u1edbi c\u00e1c nh\u00e0 cung c\u1ea5p thi\u1ebft b\u1ecb chuy\u00ean gia. <a style=\"text-decoration: underline;\" href=\"https:\/\/www.oc-epc.com\/vi\/\"><strong>C\u00f4ng ngh\u1ec7 OC<\/strong><\/a>, m\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t chuy\u00ean nghi\u1ec7p v\u00e0 nh\u00e0 cung c\u1ea5p thi\u1ebft b\u1ecb \u0111\u00fac b\u1ecdt m\u1ea5t th\u00f4ng minh cao c\u1ea5p, cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p ti\u00ean ti\u1ebfn t\u1eadp trung v\u00e0o t\u1ef1 \u0111\u1ed9ng h\u00f3a, hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c. L\u00e0 m\u1ed9t doanh nghi\u1ec7p c\u00f4ng ngh\u1ec7 cao qu\u1ed1c gia v\u00e0 \u0111\u1ed1i t\u00e1c c\u1ee7a Hi\u1ec7p h\u1ed9i C\u00f4ng nghi\u1ec7p B\u1ecdt M\u1ea5t Trung Qu\u1ed1c, C\u00f4ng ngh\u1ec7 OC n\u1ed5i b\u1eadt trong thi\u1ebft b\u1ecb khu v\u1ef1c tr\u1eafng. \u0110i\u1ec1u n\u00e0y bao g\u1ed3m \u0111\u1ea7y \u0111\u1ee7 <a style=\"text-decoration: underline;\" href=\"https:\/\/www.oc-epc.com\/vi\/danh-muc-san-pham\/may-ep-bot\/\"><strong>m\u00e1y \u00e9p h\u00ecnh d\u1ea1ng EPS t\u1ef1 \u0111\u1ed9ng<\/strong><\/a>, h\u1ec7 th\u1ed1ng tr\u01b0\u1edbc t\u1ea1o b\u1ecdt, m\u00e1y s\u1ea5y kh\u00f4ng kh\u00ed ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u1edbi c\u00f4ng ngh\u1ec7 b\u01a1m nhi\u1ec7t, h\u1ec7 th\u1ed1ng ch\u00e2n kh\u00f4ng trung t\u00e2m, m\u00e1y tr\u1ed9n s\u01a1n lo\u1ea1i thang m\u00e1y, silo tr\u01b0\u1edfng th\u00e0nh v\u00e0 d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t ho\u00e0n ch\u1ec9nh \u0111\u1ec3 t\u1ea1o v\u00e0 x\u1eed l\u00fd m\u1eabu b\u1ecdt.<\/p>\n<p>C\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y h\u1ed7 tr\u1ee3 c\u00e1c d\u1ef1 \u00e1n ch\u00eca kh\u00f3a s\u1eb5n c\u00f3 cho c\u00e1c nh\u00e0 m\u00e1y \u0111\u00fac s\u1ea3n xu\u1ea5t c\u00e1c th\u00e0nh ph\u1ea7n ph\u1ee9c t\u1ea1p nh\u01b0 v\u1ecf h\u1ed9p s\u1ed1, kh\u1ed1i \u0111\u1ed9ng c\u01a1 v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn ch\u00ednh x\u00e1c cao kh\u00e1c. <a style=\"text-decoration: underline;\" href=\"https:\/\/www.oc-epc.com\/vi\/lien-he\/\"><strong>Li\u00ean h\u1ec7 v\u1edbi OC Technology<\/strong><\/a> \u0111\u1ec3 ki\u1ec3m tra c\u00e1c gi\u1ea3i ph\u00e1p thi\u1ebft b\u1ecb t\u00f9y ch\u1ec9nh gi\u00fap t\u0103ng hi\u1ec7u qu\u1ea3, ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 b\u1ec1n v\u1eefng trong c\u00e1c quy tr\u00ecnh \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t.<\/p>\n<p>Th\u0103m <a style=\"text-decoration: underline;\" href=\"https:\/\/www.oc-epc.com\/vi\/?referrer=grok.com\">https:\/\/www.oc-epc.com\/<\/a> ho\u1eb7c <a style=\"text-decoration: underline;\" href=\"https:\/\/www.oc-epc.com\/vi\/lien-he\/?referrer=grok.com\">https:\/\/www.oc-epc.com\/contact\/<\/a> for inquiries. Phone: +86 15988479417 | Email: <a style=\"text-decoration: underline;\" href=\"mailto:zyh@oc-epc.com?referrer=grok.com\">zyh@oc-epc.com<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>S\u1ea3n xu\u1ea5t b\u00e1nh r\u0103ng th\u01b0\u1eddng c\u1ea7n \u0111\u1ed9 ch\u00ednh x\u00e1c, s\u1ee9c m\u1ea1nh v\u00e0 k\u1ef9 n\u0103ng qu\u1ea3n l\u00fd c\u00e1c h\u00ecnh d\u1ea1ng ph\u1ee9c t\u1ea1p trong \u0111i\u1ec1u ki\u1ec7n kh\u00f3 kh\u0103n. Trong vi\u1ec7c s\u1eed d\u1ee5ng nh\u01b0 tr\u1ef1c th\u0103ng truy\u1ec1n th\u1eed nghi\u1ec7m, h\u1ed9p s\u1ed1 ph\u1ea3i sao ch\u00e9p t\u1ed1c \u0111\u1ed9 th\u1ef1c s\u1ef1, tr\u1ecdng l\u01b0\u1ee3ng v\u00e0 thay \u0111\u1ed5i l\u1ef1c l\u01b0\u1ee3ng trong khi duy tr\u00ec ki\u1ec3m so\u00e1t rung t\u1ed1t v\u00e0 x\u00e2y d\u1ef1ng v\u1eefng ch\u1eafc. C\u00e1ch c\u0169 \u0111\u1ec3 l\u00e0m v\u1ecf h\u1ed9p s\u1ed1, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng b\u1ed9 ph\u1eadn h\u00e0n, cho th\u1ea5y c\u00e1c v\u1ea5n \u0111\u1ec1 l\u1edbn [&hellip;]<\/p>","protected":false},"author":3,"featured_media":4790,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false},"version":2}},"categories":[160],"tags":[],"class_list":["post-4793","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news"],"jetpack_publicize_connections":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/posts\/4793","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/comments?post=4793"}],"version-history":[{"count":2,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/posts\/4793\/revisions"}],"predecessor-version":[{"id":4795,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/posts\/4793\/revisions\/4795"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/media\/4790"}],"wp:attachment":[{"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/media?parent=4793"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/categories?post=4793"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/tags?post=4793"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}