{"id":4614,"date":"2025-10-17T11:50:34","date_gmt":"2025-10-17T03:50:34","guid":{"rendered":"https:\/\/www.oc-epc.com\/?p=4614"},"modified":"2025-10-14T14:59:32","modified_gmt":"2025-10-14T06:59:32","slug":"ung-dung-duc-bot-bi-mat-trong-nganh-cong-nghiep-dau-khi","status":"publish","type":"post","link":"https:\/\/www.oc-epc.com\/vi\/news-blog\/industry-news\/applications-of-lost-foam-casting-in-the-oil-and-gas-industry\/","title":{"rendered":"\u1ee8ng d\u1ee5ng \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t trong ng\u00e0nh c\u00f4ng nghi\u1ec7p d\u1ea7u kh\u00ed"},"content":{"rendered":"<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>, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111\u00fac m\u1eabu bay h\u01a1i, l\u00e0 m\u1ed9t c\u00e1ch si\u00eau m\u00e1t m\u1ebb \u0111\u1ec3 l\u00e0m c\u00e1c b\u1ed9 ph\u1eadn. N\u00f3 th\u1ef1c s\u1ef1 linh ho\u1ea1t v\u00e0 ch\u00ednh x\u00e1c. Ng\u00e0nh c\u00f4ng nghi\u1ec7p d\u1ea7u kh\u00ed th\u00edch n\u00f3. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y, \u0111\u00f4i khi \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111\u00fac khu\u00f4n \u0111\u1ea7y \u0111\u1ee7, s\u1eed d\u1ee5ng h\u00ecnh d\u1ea1ng b\u1ecdt. B\u1ea1n bao ph\u1ee7 n\u00f3 v\u1edbi v\u1eadt li\u1ec7u ch\u1ed1ng ch\u00e1y v\u00e0 \u0111\u1eb7t n\u00f3 trong m\u1ed9t khu\u00f4n c\u00e1t. Khi kim lo\u1ea1i n\u00f3ng \u0111\u01b0\u1ee3c \u0111\u1ed5, b\u1ecdt s\u1ebd bi\u1ebfn m\u1ea5t. \u0110i\u1ec1u n\u00e0y \u0111\u1ec3 l\u1ea1i m\u1ed9t ph\u1ea7n kim lo\u1ea1i chi ti\u1ebft.<\/p>\n<p>&nbsp;<\/p>\n<div style=\"text-align: center;\"><img decoding=\"async\" src=\"http:\/\/www.oc-epc.com\/wp-content\/uploads\/2025\/10\/Oil-and-Gas-Industry.webp\" alt=\"C\u00f4ng nghi\u1ec7p d\u1ea7u kh\u00ed\" \/><\/div>\n<h2 id=\"introduction-to-lost-foam-casting\"><strong>Gi\u1edbi thi\u1ec7u v\u1ec1 Lost Foam Casting<\/strong><\/h2>\n<p>\u0110\u00fac b\u1ecdt b\u1ecb m\u1ea5t l\u00e0 tuy\u1ec7t v\u1eddi cho vi\u1ec7c l\u00e0m c\u00e1c b\u1ed9 ph\u1eadn kim lo\u1ea1i kh\u00f3 kh\u0103n. N\u00f3 si\u00eau ch\u00ednh x\u00e1c v\u00e0 cung c\u1ea5p m\u1ed9t b\u1ec1 m\u1eb7t t\u1ed1t \u0111\u1eb9p, m\u1ecbn. \u0110i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 ho\u00e0n h\u1ea3o cho c\u00e1c b\u1ed9 ph\u1eadn d\u1ea7u v\u00e0 kh\u00ed kh\u00f4ng c\u1ea7n l\u00e0m s\u1ea1ch nhi\u1ec1u sau khi \u0111\u00fac. \u0110\u00e2y l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho c\u00e1c n\u01a1i kh\u00f3 kh\u0103n nh\u01b0 c\u00e1c trang web d\u1ea7u kh\u00ed. Th\u00eam v\u00e0o \u0111\u00f3, n\u00f3 l\u00e0 m\u1ed9t c\u00e1ch r\u1ebb \u0111\u1ec3 l\u00e0m cho c\u00e1c b\u1ed9 ph\u1eadn ch\u00ednh x\u00e1c ho\u1ea1t \u0111\u1ed9ng t\u1ed1t theo c\u00e1c quy t\u1eafc nghi\u00eam ng\u1eb7t.<\/p>\n<h2 id=\"key-steps-in-lost-foam-casting\"><strong>C\u00e1c b\u01b0\u1edbc ch\u00ednh trong Lost Foam Casting<\/strong><\/h2>\n<ol type=\"1\">\n<li><a style=\"text-decoration: underline;\" href=\"https:\/\/www.oc-epc.com\/vi\/danh-muc-san-pham\/may-ep-bot\/\"><strong>H\u00ecnh d\u1ea1ng b\u1ecdt l\u00e0m<\/strong><\/a>: M\u1ed9t m\u00f4 h\u00ecnh b\u1ecdt polystyrene ho\u1eb7c m\u00f4 h\u00ecnh polystyrene m\u1edf r\u1ed9ng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n. N\u00f3 gi\u1ed1ng nh\u01b0 ph\u1ea7n b\u1ea1n mu\u1ed1n.<\/li>\n<li><strong>Thi\u1ebft l\u1eadp m\u00f4 h\u00ecnh<\/strong>H\u00ecnh d\u1ea1ng b\u1ecdt \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi c\u1ed5ng. \u0110i\u1ec1u n\u00e0y gi\u00fap kim lo\u1ea1i n\u00f3ng ch\u1ea3y v\u00e0o.<\/li>\n<li><a style=\"text-decoration: underline;\" href=\"https:\/\/www.oc-epc.com\/vi\/danh-muc-san-pham\/may-tron-son-loai-thang-may\/\"><strong>S\u01a1n ch\u1ed1ng ch\u00e1y<\/strong><\/a>B\u1ea1n \u0111\u1eb7t m\u1ed9t l\u1edbp ph\u1ee7 \u0111\u1eb7c bi\u1ec7t tr\u00ean b\u1ecdt. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra m\u1ed9t v\u1ecf m\u1ea1nh xung quanh n\u00f3.<\/li>\n<li><strong>Chu\u1ea9n b\u1ecb khu\u00f4n<\/strong>: B\u1ecdt ph\u1ee7 \u0111i v\u00e0o c\u00e1t l\u1ecfng l\u1ecfng b\u00ean trong m\u1ed9t khu\u00f4n \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t.<\/li>\n<li><strong>\u0111\u1ed5 kim lo\u1ea1i<\/strong>: Kim lo\u1ea1i n\u00f3ng \u0111\u01b0\u1ee3c \u0111\u1ed5 v\u00e0o. N\u00f3 \u0111\u1ed1t ch\u00e1y b\u1ecdt v\u00e0 l\u1ea5p \u0111\u1ea7y khu\u00f4n.<\/li>\n<li><strong>Lo\u1ea1i b\u1ecf khu\u00f4n<\/strong>: Sau khi kim lo\u1ea1i l\u00e0m m\u00e1t, khu\u00f4n c\u00e1t \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf. \u0110i\u1ec1u n\u00e0y cho th\u1ea5y ph\u1ea7n ho\u00e0n th\u00e0nh.<\/li>\n<li><strong>S\u1ef1 ch\u1ea1m v\u00e0o cu\u1ed1i c\u00f9ng<\/strong>: Ph\u1ea7n \u0111\u01b0\u1ee3c l\u00e0m s\u1ea1ch v\u00e0 \u0111\u00e1nh b\u00f3ng \u0111\u1ec3 l\u00e0m cho n\u00f3 l\u00e0 \u0111\u00fac ch\u1ea5t l\u01b0\u1ee3ng cao nh\u1ea5t.<\/li>\n<\/ol>\n<h2 id=\"benefits-of-lost-foam-casting-in-the-oil-and-gas-industry\"><strong>L\u1ee3i \u00edch c\u1ee7a \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t trong ng\u00e0nh c\u00f4ng nghi\u1ec7p d\u1ea7u kh\u00ed<\/strong><\/h2>\n<p>Ng\u00e0nh c\u00f4ng nghi\u1ec7p d\u1ea7u kh\u00ed c\u1ea7n c\u00e1c b\u1ed9 ph\u1eadn m\u1ea1nh m\u1ebd. Ch\u00fang ph\u1ea3i x\u1eed l\u00fd \u00e1p su\u1ea5t cao, nhi\u1ec7t \u0111\u1ed9 n\u00f3ng v\u00e0 v\u1eadt li\u1ec7u kh\u1eafc nghi\u1ec7t. \u0110\u00fac b\u1ecdt b\u1ecb m\u1ea5t c\u00f3 r\u1ea5t nhi\u1ec1u l\u1ee3i \u00edch:<\/p>\n<ul>\n<li><strong>H\u00ecnh d\u1ea1ng kh\u00f3 kh\u0103n<\/strong>N\u00f3 l\u00e0m cho c\u00e1c b\u1ed9 ph\u1eadn ph\u1ee9c t\u1ea1p v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c l\u1edbn. \u0110i\u1ec1u n\u00e0y tuy\u1ec7t v\u1eddi cho c\u00e1c m\u1ea3nh d\u1ea7u v\u00e0 kh\u00ed.<\/li>\n<li><strong>Si\u00eau ch\u00ednh x\u00e1c<\/strong>N\u00f3 c\u00f3 \u0111\u01b0\u1ee3c c\u00e1c ph\u00e9p \u0111o ch\u1eb7t ch\u1ebd \u0111\u00fang. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 \u00edt c\u00f4ng vi\u1ec7c th\u00eam sau khi \u0111\u00fac.<\/li>\n<li><strong>K\u1ebft th\u00fac m\u1ecbn<\/strong>: N\u00f3 cung c\u1ea5p cho c\u00e1c b\u1ed9 ph\u1eadn m\u1ed9t b\u1ec1 m\u1eb7t t\u1ed1t \u0111\u1eb9p, m\u1ecbn. \u0110i\u1ec1u n\u00e0y gi\u00fap h\u1ecd l\u00e0m vi\u1ec7c t\u1ed1t h\u01a1n v\u00e0 k\u00e9o d\u00e0i l\u00e2u h\u01a1n.<\/li>\n<li><strong>R\u1ea5t nhi\u1ec1u v\u1eadt li\u1ec7u<\/strong>: N\u00f3 ho\u1ea1t \u0111\u1ed9ng v\u1edbi nhi\u1ec1u h\u1ee3p kim \u0111\u00fac, nh\u01b0 \u0111\u00fac th\u00e9p, \u0111\u00fac nh\u00f4m v\u00e0 \u0111\u00fac th\u00e9p kh\u00f4ng g\u1ec9.<\/li>\n<li><strong>Ti\u1ebft ki\u1ec7m ti\u1ec1n<\/strong>: N\u00f3 c\u1eaft gi\u1ea3m v\u1eadt li\u1ec7u l\u00e3ng ph\u00ed v\u00e0 c\u00f4ng vi\u1ec7c b\u1ed5 sung. \u0110i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t l\u1ef1a ch\u1ecdn r\u1ebb.<\/li>\n<li><strong>Thi\u1ebft k\u1ebf linh ho\u1ea1t<\/strong>: N\u00f3 tuy\u1ec7t v\u1eddi cho c\u00e1c b\u1ed9 ph\u1eadn t\u00f9y ch\u1ec9nh v\u00e0 m\u00f4 h\u00ecnh th\u1eed nghi\u1ec7m nhanh ch\u00f3ng cho c\u00e1c c\u00f4ng vi\u1ec7c d\u1ea7u kh\u00ed.&nbsp;\n<div style=\"text-align: center;\"><img decoding=\"async\" src=\"http:\/\/www.oc-epc.com\/wp-content\/uploads\/2025\/10\/Lost-Foam-Casting-in-the-Oil-and-Gas-Industry.webp\" alt=\"\u0110\u00fac b\u1ecdt b\u1ecb m\u1ea5t trong ng\u00e0nh c\u00f4ng nghi\u1ec7p d\u1ea7u kh\u00ed\" \/><\/div>\n<\/li>\n<\/ul>\n<h2 id=\"common-applications-in-the-oil-and-gas-industry\"><strong>C\u00e1c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn trong ng\u00e0nh c\u00f4ng nghi\u1ec7p d\u1ea7u kh\u00ed<\/strong><\/h2>\n<p>\u0110\u00fac b\u1ecdt b\u1ecb m\u1ea5t l\u00e0m cho r\u1ea5t nhi\u1ec1u b\u1ed9 ph\u1eadn d\u1ea7u v\u00e0 kh\u00ed quan tr\u1ecdng. Ch\u00fang \u0111\u00e1p \u1ee9ng c\u00e1c quy t\u1eafc kh\u00f3 kh\u0103n v\u1ec1 hi\u1ec7u su\u1ea5t v\u00e0 s\u1ee9c m\u1ea1nh. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 c\u00e1ch s\u1eed d\u1ee5ng ch\u00ednh:<\/p>\n<h3 id=\"valves-and-valve-bodies\"><strong>Van v\u00e0 c\u01a1 th\u1ec3 van<\/strong><\/h3>\n<p>Van v\u00e0 th\u00e2n van \u0111i\u1ec1u khi\u1ec3n ch\u1ea5t l\u1ecfng v\u00e0 kh\u00ed trong \u0111\u01b0\u1eddng \u1ed1ng. \u0110\u00fac b\u1ecdt b\u1ecb m\u1ea5t l\u00e0m cho h\u00ecnh d\u1ea1ng van kh\u00f3 kh\u0103n v\u1edbi \u0111\u00fac van ch\u00ednh x\u00e1c v\u00e0 b\u1ec1 m\u1eb7t m\u1ecbn. \u0110i\u1ec1u n\u00e0y gi\u00fap ch\u00fang ho\u1ea1t \u0111\u1ed9ng t\u1ed1t v\u00e0 ni\u00eam phong ch\u1eb7t ch\u1ebd.<\/p>\n<ul>\n<li><strong>L\u1ee3i \u00edch<\/strong>: Si\u00eau ch\u00ednh x\u00e1c, k\u1ebft th\u00fac m\u01b0\u1ee3t m\u00e0, h\u00ecnh d\u1ea1ng van ph\u1ee9c t\u1ea1p.<\/li>\n<li><strong>V\u1eadt li\u1ec7u<\/strong>: Th\u00f4ng th\u01b0\u1eddng van th\u00e9p \u0111\u00fac ho\u1eb7c van s\u1eaft \u0111\u00fac \u0111\u1ec3 b\u1ea3o v\u1ec7 s\u1ee9c m\u1ea1nh v\u00e0 g\u1ec9.<\/li>\n<\/ul>\n<h3 id=\"pumps-and-pump-housings\"><strong>M\u00e1y b\u01a1m v\u00e0 nh\u00e0 m\u00e1y b\u01a1m<\/strong><\/h3>\n<p>M\u00e1y b\u01a1m v\u00e0 v\u1ecf b\u01a1m di chuy\u1ec3n ch\u1ea5t l\u1ecfng trong c\u00f4ng vi\u1ec7c d\u1ea7u v\u00e0 kh\u00ed. \u0110\u00fac b\u1ecdt b\u1ecb m\u1ea5t l\u00e0m cho c\u00e1c b\u1ed9 ph\u1eadn b\u01a1m chi ti\u1ebft v\u1edbi \u00edt c\u00f4ng vi\u1ec7c b\u1ed5 sung. \u0110i\u1ec1u n\u00e0y gi\u1eef cho ch\u00fang ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n<ul>\n<li><strong>L\u1ee3i \u00edch<\/strong>: K\u00edch th\u01b0\u1edbc ch\u00ednh x\u00e1c, b\u1ec1 m\u1eb7t m\u1ecbn, c\u00f4ng vi\u1ec7c \u0111\u00fac b\u01a1m \u00edt h\u01a1n.<\/li>\n<li><strong>V\u1eadt li\u1ec7u<\/strong>: Th\u01b0\u1eddng l\u00e0 \u0111\u00fac b\u01a1m th\u00e9p kh\u00f4ng g\u1ec9 ho\u1eb7c v\u1ecf b\u01a1m th\u00e9p cho \u0111\u1ed9 b\u1ec1n v\u00e0 ch\u1ed1ng r\u1ec9.<\/li>\n<\/ul>\n<h3 id=\"compressor-parts\"><strong>B\u1ed9 ph\u1eadn m\u00e1y n\u00e9n<\/strong><\/h3>\n<p>C\u00e1c b\u1ed9 ph\u1eadn m\u00e1y n\u00e9n \u0111\u1ea9y kh\u00ed trong ch\u1ebf bi\u1ebfn d\u1ea7u v\u00e0 kh\u00ed. \u0110\u00fac b\u1ecdt b\u1ecb m\u1ea5t l\u00e0 tuy\u1ec7t v\u1eddi \u0111\u1ec3 l\u00e0m c\u00e1c b\u1ed9 ph\u1eadn m\u00e1y n\u00e9n chi ti\u1ebft m\u1ea1nh m\u1ebd v\u00e0 ch\u00ednh x\u00e1c.<\/p>\n<ul>\n<li><strong>L\u1ee3i \u00edch<\/strong>: Si\u00eau ch\u00ednh x\u00e1c, k\u1ebft th\u00fac \u0111\u1eb9p, h\u00ecnh d\u1ea1ng m\u00e1y n\u00e9n ph\u1ee9c t\u1ea1p.<\/li>\n<li><strong>V\u1eadt li\u1ec7u<\/strong>: Th\u00f4ng th\u01b0\u1eddng \u0111\u00fac m\u00e1y n\u00e9n nh\u00f4m ho\u1eb7c c\u00e1c b\u1ed9 ph\u1eadn m\u00e1y n\u00e9n th\u00e9p cho tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9 v\u00e0 s\u1ee9c m\u1ea1nh.<\/li>\n<\/ul>\n<h3 id=\"fittings-and-connectors\"><strong>Ph\u1ee5 ki\u1ec7n v\u00e0 k\u1ebft n\u1ed1i<\/strong><\/h3>\n<p>Ph\u1ee5 ki\u1ec7n v\u00e0 \u0111\u1ea7u n\u1ed1i k\u1ebft n\u1ed1i v\u1edbi \u0111\u01b0\u1eddng \u1ed1ng d\u1ea7u v\u00e0 kh\u00ed \u0111\u1ed1t. \u0110\u00fac b\u1ecdt b\u1ecb m\u1ea5t l\u00e0m cho ph\u1ee5 ki\u1ec7n ch\u00ednh x\u00e1c v\u00e0 k\u1ebft n\u1ed1i ch\u1ed1ng r\u00f2 r\u1ec9 v\u1edbi b\u1ec1 m\u1eb7t m\u1ecbn.<\/p>\n<ul>\n<li><strong>L\u1ee3i \u00edch<\/strong>: K\u00edch th\u01b0\u1edbc ch\u00ednh x\u00e1c, b\u1ec1 m\u1eb7t m\u1ecbn, h\u00ecnh d\u1ea1ng ph\u00f9 h\u1ee3p kh\u00f3 kh\u0103n.<\/li>\n<li><strong>V\u1eadt li\u1ec7u<\/strong>: Th\u01b0\u1eddng ph\u1ee5 ki\u1ec7n \u0111\u1ed3ng thau, k\u1ebft n\u1ed1i th\u00e9p ho\u1eb7c ph\u1ee5 ki\u1ec7n th\u00e9p kh\u00f4ng g\u1ec9 \u0111\u1ec3 b\u1ea3o v\u1ec7 s\u1ee9c m\u1ea1nh v\u00e0 g\u1ec9.<\/li>\n<\/ul>\n<h3 id=\"manifolds\"><strong>Manifold<\/strong><\/h3>\n<p>C\u00e1c b\u1ed9 ph\u1eadn ph\u00e2n t\u00e1n ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed trong c\u00e1c h\u1ec7 th\u1ed1ng d\u1ea7u v\u00e0 kh\u00ed. \u0110\u00fac b\u1ecdt b\u1ecb m\u1ea5t l\u00e0m cho c\u00e1c h\u00ecnh d\u1ea1ng \u0111a d\u1ea1ng ph\u1ee9c t\u1ea1p v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 t\u1ed1c \u0111\u1ed9 cao.<\/p>\n<ul>\n<li><strong>L\u1ee3i \u00edch<\/strong>: Si\u00eau ch\u00ednh x\u00e1c, k\u1ebft th\u00fac \u0111\u1eb9p, h\u00ecnh d\u1ea1ng \u0111a d\u1ea1ng kh\u00f3 kh\u0103n.<\/li>\n<li><strong>V\u1eadt li\u1ec7u<\/strong>: Th\u00f4ng th\u01b0\u1eddng l\u00e0 \u0111\u00fac \u0111a d\u1ea1ng th\u00e9p ho\u1eb7c \u0111a d\u1ea1ng th\u00e9p kh\u00f4ng g\u1ec9 cho s\u1ee9c m\u1ea1nh v\u00e0 ch\u1ed1ng r\u1ec9.<\/li>\n<\/ul>\n<table>\n<colgroup>\n<col style=\"width: 26%;\" \/>\n<col style=\"width: 48%;\" \/>\n<col style=\"width: 25%;\" \/> <\/colgroup>\n<thead>\n<tr>\n<th style=\"text-align: center;\"><strong>Th\u00e0nh ph\u1ea7n<\/strong><\/th>\n<th style=\"text-align: center;\"><strong>L\u1ee3i \u00edch<\/strong><\/th>\n<th style=\"text-align: center;\"><strong>V\u1eadt li\u1ec7u<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"text-align: left;\">Van v\u00e0 c\u01a1 th\u1ec3 van<\/td>\n<td style=\"text-align: left;\">\u0110\u1ed9 ch\u00ednh x\u00e1c cao, k\u1ebft th\u00fac m\u01b0\u1ee3t m\u00e0, h\u00ecnh h\u1ecdc ph\u1ee9c t\u1ea1p<\/td>\n<td style=\"text-align: left;\">Th\u00e9p, s\u1eaft \u0111\u00fac<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\">M\u00e1y b\u01a1m v\u00e0 nh\u00e0 m\u00e1y b\u01a1m<\/td>\n<td style=\"text-align: left;\">K\u00edch th\u01b0\u1edbc ch\u00ednh x\u00e1c, b\u1ec1 m\u1eb7t m\u1ecbn, gia c\u00f4ng gi\u1ea3m<\/td>\n<td style=\"text-align: left;\">Th\u00e9p, th\u00e9p kh\u00f4ng g\u1ec9<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\">B\u1ed9 ph\u1eadn m\u00e1y n\u00e9n<\/td>\n<td style=\"text-align: left;\">\u0110\u1ed9 ch\u00ednh x\u00e1c cao, k\u1ebft th\u00fac m\u01b0\u1ee3t m\u00e0, h\u00ecnh h\u1ecdc ph\u1ee9c t\u1ea1p<\/td>\n<td style=\"text-align: left;\">Nh\u00f4m, th\u00e9p<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\">Ph\u1ee5 ki\u1ec7n v\u00e0 k\u1ebft n\u1ed1i<\/td>\n<td style=\"text-align: left;\">K\u00edch th\u01b0\u1edbc ch\u00ednh x\u00e1c, b\u1ec1 m\u1eb7t m\u1ecbn, h\u00ecnh h\u1ecdc ph\u1ee9c t\u1ea1p<\/td>\n<td style=\"text-align: left;\">\u0110\u1ed3ng thau, th\u00e9p, th\u00e9p kh\u00f4ng g\u1ec9<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\">Manifold<\/td>\n<td style=\"text-align: left;\">\u0110\u1ed9 ch\u00ednh x\u00e1c cao, k\u1ebft th\u00fac m\u01b0\u1ee3t m\u00e0, h\u00ecnh h\u1ecdc ph\u1ee9c t\u1ea1p<\/td>\n<td style=\"text-align: left;\">Th\u00e9p, th\u00e9p kh\u00f4ng g\u1ec9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"common-casting-defects-and-mitigation-strategies\"><strong>L\u1ed7i \u0111\u00fac ph\u1ed5 bi\u1ebfn v\u00e0 chi\u1ebfn l\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u<\/strong><\/h2>\n<p>\u0110\u00fac b\u1ecdt b\u1ecb m\u1ea5t l\u00e0 tuy\u1ec7t v\u1eddi, nh\u01b0ng n\u00f3 c\u00f3 th\u1ec3 c\u00f3 v\u1ea5n \u0111\u1ec1. Nh\u1eefng khuy\u1ebft t\u1eadt \u0111\u00fac n\u00e0y c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng ch\u1ea5t l\u01b0\u1ee3ng. Bi\u1ebft v\u00e0 s\u1eeda ch\u1eefa ch\u00fang l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 t\u1ea1o ra c\u00e1c b\u1ed9 ph\u1eadn d\u1ea7u kh\u00ed tuy\u1ec7t v\u1eddi.<\/p>\n<h3 id=\"gas-porosity\"><strong>Kho\u00e1ng x\u1ed1p kh\u00ed<\/strong><\/h3>\n<p>Kho\u00e1ng l\u1ed7 kh\u00ed x\u1ea3y ra khi kh\u00ed b\u1ecb m\u1eafc k\u1eb9t trong kim lo\u1ea1i n\u00f3ng. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra l\u1ed7 trong ph\u1ea7n.<\/p>\n<ul>\n<li><strong>Nguy\u00ean nh\u00e2n<\/strong>Khu\u00f4n \u01b0\u1edbt, ph\u1ea3n \u1ee9ng gi\u1eefa kim lo\u1ea1i v\u00e0 v\u1eadt li\u1ec7u khu\u00f4n, ho\u1eb7c v\u1eadt li\u1ec7u b\u1ea9n.<\/li>\n<li><strong>S\u1eeda ch\u1eefa<\/strong>: S\u1eed d\u1ee5ng c\u00e1t \u0111\u00fac t\u1ed1t. S\u1ea5y kh\u00f4 khu\u00f4n t\u1ed1t. C\u1ea3i thi\u1ec7n c\u1ed5ng v\u00e0 l\u1ed7 th\u00f4ng gi\u00f3 \u0111\u1ec3 \u0111\u00fac. Ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 \u0111\u1ed5.<\/li>\n<\/ul>\n<h3 id=\"shrinkage-porosity\"><strong>Kho\u00e1ng l\u1ed7 co l\u1ea1i<\/strong><\/h3>\n<p>Kho\u00e1ng l\u1ed7 co l\u1ea1i \u0111\u1ebfn khi kim lo\u1ea1i co l\u1ea1i khi l\u00e0m m\u00e1t. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra l\u1ed7 n\u1ebfu kh\u00f4ng c\u00f3 \u0111\u1ee7 kim lo\u1ea1i b\u1ed5 sung.<\/p>\n<ul>\n<li><strong>Nguy\u00ean nh\u00e2n<\/strong>: Kh\u00f4ng \u0111\u1ee7 \u0111\u00fac risers ho\u1eb7c t\u1ed1c \u0111\u1ed9 l\u00e0m m\u00e1t sai.<\/li>\n<li><strong>S\u1eeda ch\u1eefa<\/strong>: Th\u00eam \u0111\u1ee7 \u0111\u00fac risers. \u0110\u1eb7t t\u1ed1c \u0111\u1ed9 l\u00e0m m\u00e1t t\u1ed1t. S\u1eed d\u1ee5ng \u0111\u00fac l\u1ea1nh \u0111\u1ec3 ki\u1ec3m so\u00e1t c\u00e1ch n\u00f3 c\u1ee9ng.<\/li>\n<\/ul>\n<h3 id=\"surface-defects\"><strong>L\u1ed7i b\u1ec1 m\u1eb7t<\/strong><\/h3>\n<p>L\u1ed7i b\u1ec1 m\u1eb7t, nh\u01b0 \u0111\u1ed9 th\u00f4 ho\u1eb7c c\u00e1c m\u1ea3nh b\u1ecb m\u1eafc k\u1eb9t trong b\u1ed9 ph\u1eadn, c\u00f3 th\u1ec3 l\u00e0m t\u1ed5n th\u01b0\u01a1ng c\u00e1ch n\u00f3 ho\u1ea1t \u0111\u1ed9ng v\u00e0 tr\u00f4ng.<\/p>\n<ul>\n<li><strong>Nguy\u00ean nh\u00e2n<\/strong>H\u00ecnh d\u1ea1ng b\u1ecdt x\u1ea5u, l\u1edbp ph\u1ee7 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u ho\u1eb7c c\u00e1t b\u1ea9n.<\/li>\n<li><strong>S\u1eeda ch\u1eefa<\/strong>S\u1eed d\u1ee5ng h\u00ecnh d\u1ea1ng b\u1ecdt t\u1ed1t. \u0110\u1eb7t ngay c\u1ea3 l\u1edbp ph\u1ee7. Gi\u1eef c\u00e1t \u0111\u00fac s\u1ea1ch s\u1ebd.<\/li>\n<\/ul>\n<h2 id=\"advanced-techniques-and-technologies\"><strong>K\u1ef9 thu\u1eadt v\u00e0 c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn<\/strong><\/h2>\n<p>\u0110\u1ec3 l\u00e0m cho \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t th\u1eadm ch\u00ed t\u1ed1t h\u01a1n cho c\u00e1c b\u1ed9 ph\u1eadn d\u1ea7u v\u00e0 kh\u00ed \u0111\u1ed1t, c\u00e1c th\u1ee7 thu\u1eadt v\u00e0 c\u00f4ng c\u1ee5 m\u1edbi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng:<\/p>\n<h3 id=\"simulation-and-modeling\"><strong>M\u00f4 ph\u1ecfng v\u00e0 m\u00f4 h\u00ecnh<\/strong><\/h3>\n<p>Ph\u1ea7n m\u1ec1m m\u00f4 ph\u1ecfng \u0111\u00fac \u0111o\u00e1n v\u00e0 c\u1ea3i thi\u1ec7n qu\u00e1 tr\u00ecnh \u0111\u00fac. N\u00f3 ph\u00e1t hi\u1ec7n c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0 l\u1ed7 ho\u1eb7c co l\u1ea1i trong \u0111\u00fac.<\/p>\n<ul>\n<li><strong>L\u1ee3i \u00edch<\/strong>T\u00ecm th\u1ea5y c\u00e1c v\u1ea5n \u0111\u1ec1 s\u1edbm, c\u1ea3i thi\u1ec7n c\u1ed5ng v\u00e0 l\u1ed7 th\u00f4ng gi\u00f3, v\u00e0 t\u0103ng c\u01b0\u1eddng ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng.<\/li>\n<li><strong>S\u1eed d\u1ee5ng<\/strong>: L\u00e0m cho to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh \u0111\u00fac t\u1ed1t h\u01a1n cho c\u00e1c b\u1ed9 ph\u1eadn d\u1ea7u v\u00e0 kh\u00ed.<\/li>\n<\/ul>\n<h3 id=\"vacuum-assisted-casting\"><strong>Ch\u00e2n kh\u00f4ng h\u1ed7 tr\u1ee3 \u0111\u00fac<\/strong><\/h3>\n<p>H\u1ed7 tr\u1ee3 ch\u00e2n kh\u00f4ng \u0111\u00fac b\u1ecdt m\u1ea5t s\u1eed d\u1ee5ng ch\u00e2n kh\u00f4ng \u0111\u1ec3 k\u00e9o kh\u00ed ra kh\u1ecfi khu\u00f4n. \u0110i\u1ec1u n\u00e0y c\u1eaft gi\u1ea3m c\u00e1c l\u1ed7 trong \u0111\u00fac.<\/p>\n<ul>\n<li><strong>L\u1ee3i \u00edch<\/strong>: \u00cdt l\u1ed7, ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t h\u01a1n v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn si\u00eau ch\u00ednh x\u00e1c.<\/li>\n<li><strong>S\u1eed d\u1ee5ng<\/strong>: \u0110\u00fac d\u1ea7u v\u00e0 kh\u00ed ch\u00ednh x\u00e1c cao v\u1edbi m\u1ed9t v\u00e0i sai l\u1ea7m.<\/li>\n<\/ul>\n<h3 id=\"inert-gas-purging\"><strong>X\u00f3a kh\u00ed b\u1ea5t \u0111\u1ed9ng<\/strong><\/h3>\n<p>X\u00f3a kh\u00ed b\u1ea5t \u0111\u1ed9ng s\u1eed d\u1ee5ng c\u00e1c kh\u00ed nh\u01b0 argon ho\u1eb7c nit\u01a1. Ch\u00fang \u0111\u1ea9y ra c\u00e1c kh\u00ed x\u1ea5u trong kim lo\u1ea1i n\u00f3ng \u0111\u1ec3 c\u1eaft gi\u1ea3m c\u00e1c l\u1ed7.<\/p>\n<ul>\n<li><strong>L\u1ee3i \u00edch<\/strong>L\u00e0m cho c\u00e1c b\u1ed9 ph\u1eadn kim lo\u1ea1i s\u1ea1ch h\u01a1n v\u1edbi \u00edt v\u1ea5n \u0111\u1ec1 h\u01a1n.<\/li>\n<li><strong>S\u1eed d\u1ee5ng<\/strong>: C\u00e1c b\u1ed9 ph\u1eadn d\u1ea7u kh\u00ed c\u1ea7n ph\u1ea3i si\u00eau tinh khi\u1ebft v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng cao.<\/li>\n<\/ul>\n<table>\n<colgroup>\n<col style=\"width: 27%;\" \/>\n<col style=\"width: 31%;\" \/>\n<col style=\"width: 41%;\" \/> <\/colgroup>\n<thead>\n<tr>\n<th style=\"text-align: center;\"><strong>K\u1ef9 thu\u1eadt ti\u00ean ti\u1ebfn<\/strong><\/th>\n<th style=\"text-align: center;\"><strong>L\u1ee3i \u00edch<\/strong><\/th>\n<th style=\"text-align: center;\"><strong>\u1ee8ng d\u1ee5ng<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"text-align: left;\">M\u00f4 ph\u1ecfng v\u00e0 m\u00f4 h\u00ecnh<\/td>\n<td style=\"text-align: left;\">D\u1ef1 \u0111o\u00e1n l\u1ed7i, t\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh<\/td>\n<td style=\"text-align: left;\">T\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh \u0111\u00fac chung<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\">Ch\u00e2n kh\u00f4ng h\u1ed7 tr\u1ee3 \u0111\u00fac<\/td>\n<td style=\"text-align: left;\">Gi\u1ea3m \u0111\u1ed9 x\u1ed1p, c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng<\/td>\n<td style=\"text-align: left;\">\u0110\u00fac ch\u00ednh x\u00e1c cao v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng cao<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\">X\u00f3a kh\u00ed b\u1ea5t \u0111\u1ed9ng<\/td>\n<td style=\"text-align: left;\">Gi\u1ea3m \u0111\u1ed9 x\u1ed1p kh\u00ed, kim lo\u1ea1i s\u1ea1ch h\u01a1n<\/td>\n<td style=\"text-align: left;\">C\u00e1c th\u00e0nh ph\u1ea7n y\u00eau c\u1ea7u \u0111\u1ed9 tinh khi\u1ebft v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng cao<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"frequently-asked-questions-faqs\"><strong>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p)<\/strong><\/h2>\n<blockquote><p><strong>S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t v\u00e0 \u0111\u00fac c\u00e1t truy\u1ec1n th\u1ed1ng cho c\u00e1c th\u00e0nh ph\u1ea7n d\u1ea7u v\u00e0 kh\u00ed \u0111\u1ed1t l\u00e0 g\u00ec?<\/strong><br \/>\n\u0110\u00fac b\u1ecdt b\u1ecb m\u1ea5t s\u1eed d\u1ee5ng h\u00ecnh d\u1ea1ng b\u1ecdt b\u1ecb ch\u00e1y trong khi \u0111\u1ed5. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p h\u00ecnh d\u1ea1ng kh\u00f3 kh\u0103n h\u01a1n v\u00e0 b\u1ec1 m\u1eb7t m\u1ecbn h\u01a1n so v\u1edbi \u0111\u00fac c\u00e1t th\u00f4ng th\u01b0\u1eddng, s\u1eed d\u1ee5ng khu\u00f4n c\u00e1t c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng. N\u00f3 tuy\u1ec7t v\u1eddi cho c\u00e1c b\u1ed9 ph\u1eadn d\u1ea7u v\u00e0 kh\u00ed ph\u1ee9c t\u1ea1p nh\u01b0 van v\u00e0 b\u1ed9 ph\u1eadn. N\u00f3 c\u0169ng c\u1eaft gi\u1ea3m c\u00f4ng vi\u1ec7c b\u1ed5 sung v\u00e0 chi ph\u00ed.<\/p>\n<p><strong>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n trong c\u00e1c \u1ee9ng d\u1ee5ng d\u1ea7u kh\u00ed?<\/strong><br \/>\nN\u00f3 cho ph\u00e9p b\u1ea1n ch\u1ecdn h\u1ee3p kim ch\u00ednh x\u00e1c v\u00e0 t\u1ea1o b\u1ec1 m\u1eb7t m\u1ecbn. \u0110i\u1ec1u n\u00e0y c\u1eaft gi\u1ea3m c\u00e1c \u0111i\u1ec3m m\u00e0 r\u1ec9 c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u. V\u1eadt li\u1ec7u nh\u01b0 \u0111\u00fac th\u00e9p kh\u00f4ng g\u1ec9 l\u00e0 ph\u1ed5 bi\u1ebfn. \u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a quy tr\u00ecnh c\u0169ng \u0111\u1ea3m b\u1ea3o ni\u00eam phong ch\u1eb7t ch\u1ebd \u1edf nh\u1eefng n\u01a1i kh\u00f3 kh\u0103n.<\/p>\n<p><strong>T\u1ef1 \u0111\u1ed9ng h\u00f3a \u0111\u00f3ng vai tr\u00f2 g\u00ec trong vi\u1ec7c t\u0103ng c\u01b0\u1eddng \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t cho ng\u00e0nh c\u00f4ng nghi\u1ec7p d\u1ea7u kh\u00ed?<\/strong><br \/>\nT\u1ef1 \u0111\u1ed9ng h\u00f3a, nh\u01b0 trong thi\u1ebft b\u1ecb \u0111\u00fac m\u1eabu bay h\u01a1i (EPC) t\u1eeb C\u00f4ng ngh\u1ec7 Hangzhou Ouchen, l\u00e0m cho m\u1ecdi th\u1ee9 nhanh h\u01a1n v\u00e0 t\u1ed1t h\u01a1n. N\u00f3 gi\u00fap l\u00e0m cho h\u00ecnh d\u1ea1ng b\u1ecdt v\u00e0 khu\u00f4n m\u1ed9t c\u00e1ch nh\u1ea5t qu\u00e1n h\u01a1n. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn c\u00e1c b\u1ed9 ph\u1eadn tuy\u1ec7t v\u1eddi cho c\u00e1c th\u00e0nh ph\u1ea7n quan tr\u1ecdng.<\/p>\n<p><strong>\u0110\u00fac b\u1ecdt b\u1ecb m\u1ea5t c\u00f3 th\u1ec3 x\u1eed l\u00fd s\u1ea3n xu\u1ea5t quy m\u00f4 l\u1edbn cho ph\u1ee5 ki\u1ec7n v\u00e0 k\u1ebft n\u1ed1i d\u1ea7u kh\u00ed kh\u00f4ng?<\/strong><br \/>\nV\u00e2ng, \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t ho\u1ea1t \u0111\u1ed9ng t\u1ed1t cho c\u00e1c l\u00f4 l\u1edbn. R\u1ebb h\u01a1n v\u00e0 \u00edt ch\u1ea5t li\u1ec7u l\u00e3ng ph\u00ed h\u01a1n. N\u00f3 tuy\u1ec7t v\u1eddi cho c\u00e1c h\u00ecnh d\u1ea1ng ph\u00f9 h\u1ee3p kh\u00f3 kh\u0103n, l\u00e0m cho ch\u00fang m\u1ea1nh m\u1ebd v\u00e0 ch\u00ednh x\u00e1c cho c\u00e1c h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng.<\/p><\/blockquote>\n<h2 id=\"conclusion\"><strong>Ph\u1ea7n k\u1ebft lu\u1eadn<\/strong><\/h2>\n<p>\u0110\u00fac b\u1ecdt b\u1ecb m\u1ea5t l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi cho ng\u00e0nh c\u00f4ng nghi\u1ec7p d\u1ea7u kh\u00ed. N\u00f3 l\u00e0m cho c\u00e1c b\u1ed9 ph\u1eadn kh\u00f3 kh\u0103n v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c si\u00eau cao v\u00e0 b\u1ec1 m\u1eb7t \u0111\u1eb9p. N\u00f3 c\u0169ng l\u00e0 m\u1ed9t c\u00e1ch gi\u00e1 r\u1ebb \u0111\u1ec3 l\u00e0m c\u00e1c b\u1ed9 ph\u1eadn d\u1ea7u kh\u00ed m\u1ea1nh m\u1ebd. B\u1eb1ng c\u00e1ch s\u1eeda ch\u1eefa c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0 l\u1ed7 kh\u00ed, co l\u1ea1i v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 b\u1ec1 m\u1eb7t v\u1edbi c\u00e1c c\u00f4ng c\u1ee5 m\u00e1t m\u1ebb nh\u01b0 m\u00f4 ph\u1ecfng \u0111\u00fac, \u0111\u00fac ch\u00e2n kh\u00f4ng v\u00e0 thanh l\u1ecdc kh\u00ed, c\u00e1c c\u00f4ng ty c\u00f3 th\u1ec3 t\u1ea1o ra \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t tuy\u1ec7t v\u1eddi. Nh\u1eefng c\u1ea3i ti\u1ebfn n\u00e0y \u0111\u1ea3m b\u1ea3o \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t v\u1eabn l\u00e0 m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady v\u00e0 nhanh ch\u00f3ng \u0111\u1ec3 l\u00e0m c\u00e1c b\u1ed9 ph\u1eadn c\u1ee9ng \u0111\u00e1p \u1ee9ng ti\u00eau chu\u1ea9n cao c\u1ee7a ng\u00e0nh c\u00f4ng nghi\u1ec7p.<\/p>\n<h2 id=\"ready-to-revolutionize-your-oil-and-gas-component-manufacturing\"><strong>S\u1eb5n s\u00e0ng \u0111\u1ec3 c\u00e1ch m\u1ea1ng h\u00f3a s\u1ea3n xu\u1ea5t th\u00e0nh ph\u1ea7n d\u1ea7u kh\u00ed c\u1ee7a b\u1ea1n?<\/strong><\/h2>\n<p>Mu\u1ed1n l\u00e0m cho s\u1ea3n xu\u1ea5t c\u1ee7a b\u1ea1n t\u1ed1t h\u01a1n v\u1edbi \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t ti\u00ean ti\u1ebfn? Ki\u1ec3m tra c\u00e1c gi\u1ea3i ph\u00e1p t\u1eeb <a style=\"text-decoration: underline;\" href=\"https:\/\/www.oc-epc.com\/vi\/\"><strong>C\u00f4ng ty TNHH C\u00f4ng ngh\u1ec7 H\u00e0ng Ch\u00e2u Ouchen.<\/strong><\/a> H\u1ecd chuy\u00ean s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb EPC cao c\u1ea5p v\u1edbi c\u00f4ng ngh\u1ec7 EPS \/ EPP c\u1ee7a \u0110\u1ee9c. C\u00e1c c\u00f4ng c\u1ee5 c\u1ee7a h\u1ecd ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng, s\u1eed d\u1ee5ng t\u1ef1 \u0111\u1ed9ng h\u00f3a v\u00e0 cung c\u1ea5p h\u1ed7 tr\u1ee3 tuy\u1ec7t v\u1eddi cho \u0111\u00fac d\u1ea7u v\u00e0 kh\u00ed ch\u00ednh x\u00e1c. <a style=\"text-decoration: underline;\" href=\"https:\/\/www.oc-epc.com\/vi\/lien-he\/\"><strong>Li\u00ean h\u1ec7 v\u1edbi h\u1ecd<\/strong><\/a> t\u1ea1i +86 15988479417 ho\u1eb7c <a style=\"text-decoration: underline;\" href=\"mailto:zyh@oc-epc.com\">zyh@oc-epc.com<\/a> \u0111\u1ec3 t\u00ecm c\u00e1c t\u00f9y ch\u1ecdn t\u00f9y ch\u1ec9nh cho nhu c\u1ea7u c\u1ee7a b\u1ea1n. Truy c\u1eadp oc-epc.com \u0111\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin v\u00e0 b\u1eaft \u0111\u1ea7u c\u1ea3i thi\u1ec7n quy tr\u00ecnh \u0111\u00fac c\u1ee7a b\u1ea1n ngay h\u00f4m nay!<\/p>","protected":false},"excerpt":{"rendered":"<p>Lost foam casting, also called evaporative pattern casting, is a super cool way to make parts. It\u2019s really flexible and exact. The oil and gas industry loves it. This method, sometimes called full-mold casting, uses a foam shape. You cover it with refractory stuff and put it in a sand mold. When hot metal is [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":4606,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[160],"tags":[],"class_list":["post-4614","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news"],"acf":[],"jetpack_publicize_connections":[],"_links":{"self":[{"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/posts\/4614","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=4614"}],"version-history":[{"count":3,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/posts\/4614\/revisions"}],"predecessor-version":[{"id":4617,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/posts\/4614\/revisions\/4617"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/media\/4606"}],"wp:attachment":[{"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/media?parent=4614"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/categories?post=4614"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/tags?post=4614"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}