{"id":4185,"date":"2025-03-20T09:53:34","date_gmt":"2025-03-20T01:53:34","guid":{"rendered":"https:\/\/www.oc-epc.com\/?p=4185"},"modified":"2025-03-17T10:07:45","modified_gmt":"2025-03-17T02:07:45","slug":"qua-trinh-duc-bot-bi-mat-va-thiet-bi-cho-san-xuat-van-chat-luong-cao","status":"publish","type":"post","link":"https:\/\/www.oc-epc.com\/vi\/news-blog\/industry-news\/lost-foam-casting-process-and-equipment-for-high-quality-valve-production\/","title":{"rendered":"Lost Boam Casting Process v\u00e0 thi\u1ebft b\u1ecb \u0111\u1ec3 s\u1ea3n xu\u1ea5t van ch\u1ea5t l\u01b0\u1ee3ng cao"},"content":{"rendered":"

Qu\u00e1 tr\u00ecnh \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t l\u00e0 g\u00ec?<\/strong><\/h2>\n

\u0110\u1ecbnh ngh\u0129a v\u00e0 c\u00e1c nguy\u00ean t\u1eafc c\u1ed1t l\u00f5i<\/b><\/strong><\/h3>\n

Qu\u00e1 tr\u00ecnh \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t \u0111\u1ea1i di\u1ec7n cho m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111\u00fac n\u00e2ng cao.<\/p>\n

K\u1ef9 thu\u1eadt n\u00e0y v\u01b0\u1ee3t tr\u1ed9i trong vi\u1ec7c ch\u1ebf t\u1ea1o c\u00e1c thi\u1ebft k\u1ebf van ph\u1ee9c t\u1ea1p \u0111\u00f2i h\u1ecfi t\u00ednh ch\u00ednh x\u00e1c v\u00e0 b\u1ec1 m\u1eb7t b\u00ean trong \u0111\u01b0\u1ee3c \u0111\u00e1nh b\u00f3ng.<\/p>\n

N\u00f3 kh\u00e1c v\u1edbi vi\u1ec7c \u0111\u00fac truy\u1ec1n th\u1ed1ng nh\u01b0 th\u1ebf n\u00e0o<\/b><\/strong><\/h3>\n

So v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ti\u00eau chu\u1ea9n nh\u01b0 \u0111\u00fac c\u00e1t v\u00e0 \u0111\u00fac \u0111\u1ea7u t\u01b0, \u0111\u00fac x\u1ed1p b\u1ecb m\u1ea5t mang l\u1ea1i l\u1ee3i \u00edch \u0111\u1ed9c \u0111\u00e1o.<\/p>\n

M\u1ea5t b\u1ecdt \u0111\u00fac h\u1ee3p l\u00fd h\u00f3a h\u1ee3p l\u00fd s\u1ea3n xu\u1ea5t b\u1eb1ng c\u00e1ch b\u1ecf qua c\u00e1c ch\u1ea5t k\u1ebft d\u00ednh v\u00e0 l\u00f5i.<\/p>\n

Qu\u00e1 tr\u00ecnh \u0111\u00fac x\u1ed1p b\u1ecb m\u1ea5t t\u1eebng b\u01b0\u1edbc cho c\u00e1c van<\/strong><\/h2>\n

\"Quy<\/p>\n

 <\/p>\n

B\u01b0\u1edbc 1: T\u1ea1o m\u1eabu b\u1ecdt<\/b><\/strong><\/h3>\n

Qu\u00e1 tr\u00ecnh b\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch h\u00ecnh th\u00e0nh m\u1ed9t m\u1eabu b\u1ecdt ph\u00f9 h\u1ee3p v\u1edbi thi\u1ebft k\u1ebf van cu\u1ed1i c\u00f9ng.<\/p>\n

C\u00e1c silo tr\u01b0\u1edfng th\u00e0nh \u1ed5n \u0111\u1ecbnh c\u1ea5u tr\u00fac b\u1ecdt \u0111\u1ec3 duy tr\u00ec m\u1eadt \u0111\u1ed9 nh\u1ea5t qu\u00e1n v\u00e0 ng\u0103n ng\u1eeba sai s\u00f3t.<\/p>\n

B\u01b0\u1edbc 2: \u1ee8ng d\u1ee5ng l\u1eafp r\u00e1p v\u00e0 l\u1edbp ph\u1ee7<\/b><\/strong><\/h3>\n

Ti\u1ebfp theo, c\u00e1c m\u1eabu b\u1ecdt \u0111\u01b0\u1ee3c nh\u00f3m th\u00e0nh c\u00e1c c\u1ee5m.<\/p>\n

L\u00e0m kh\u00f4 th\u00edch h\u1ee3p l\u00e0 r\u1ea5t quan tr\u1ecdng.<\/p>\n

B\u01b0\u1edbc 3: \u0110\u00fac v\u00e0 \u0111\u1ed5 c\u00e1t<\/b><\/strong><\/h3>\n

Sau khi ph\u1ee7, c\u00e1c m\u1eabu b\u1ecdt \u0111\u01b0\u1ee3c \u0111\u1eb7t trong b\u00ecnh.<\/p>\n

Khi kim lo\u1ea1i n\u00f3ng ch\u1ea3y \u0111\u01b0\u1ee3c th\u00eam v\u00e0o, b\u1ecdt ho\u00e0n to\u00e0n b\u1ed1c h\u01a1i.<\/p>\n

B\u01b0\u1edbc 4: L\u00e0m m\u00e1t v\u00e0 ho\u00e0n thi\u1ec7n<\/b><\/strong><\/h3>\n

M\u1ed9t khi kim lo\u1ea1i h\u00f3a r\u1eafn, \u0111\u00fac l\u00e0m m\u00e1t.<\/p>\n

\u0110\u1ed9 ch\u00ednh x\u00e1c cao c\u1ee7a qu\u00e1 tr\u00ecnh \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t gi\u1ea3m thi\u1ec3u nhu c\u1ea7u gia c\u00f4ng.<\/p>\n

Thi\u1ebft b\u1ecb ch\u00ednh trong \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t<\/strong><\/h2>\n

\"Quy<\/p>\n

Thi\u1ebft b\u1ecb v\u00f9ng tr\u1eafng (Chu\u1ea9n b\u1ecb b\u1ecdt)<\/b><\/strong><\/h3>\n

Giai \u0111o\u1ea1n ban \u0111\u1ea7u ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c c\u00f4ng c\u1ee5 chuy\u00ean d\u1ee5ng \u0111\u1ec3 t\u1ea1o m\u1eabu b\u1ecdt. M\u00e1y t\u1ea1o ti\u1ec1n tr\u01b0\u1edbc<\/b><\/u><\/strong><\/a>\u00a0M\u1edf r\u1ed9ng h\u1ea1t polystyrene.\u00a0<\/p>\n

C\u00e1c thi\u1ebft b\u1ecb \u0111\u00fac x\u1ed1p ti\u00ean ti\u1ebfn trong v\u00f9ng tr\u1eafng \u0111\u1ea3m b\u1ea3o c\u00e1c m\u1eabu kh\u00f4ng c\u00f3 khuy\u1ebft t\u1eadt.<\/p>\n

Thi\u1ebft b\u1ecb V\u00e0ng (L\u1edbp ph\u1ee7 v\u00e0 \u0111\u00fac)<\/b><\/strong><\/h3>\n

Trong v\u00f9ng m\u00e0u v\u00e0ng, \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a l\u1edbp ph\u1ee7 v\u00e0 kh\u00f4 l\u00e0 t\u1ed1i quan tr\u1ecdng.<\/p>\n

C\u00e1c h\u1ec7 th\u1ed1ng ch\u00e2n kh\u00f4ng trung t\u00e2m lo\u1ea1i b\u1ecf c\u00e1c kh\u00ed b\u1ecb m\u1eafc k\u1eb9t, ng\u0103n ng\u1eeba sai s\u00f3t trong qu\u00e1 tr\u00ecnh \u0111\u1ed5.<\/p>\n

T\u1ea1i sao b\u1ecb m\u1ea5t b\u1ecdt \u0111\u00fac xu\u1ea5t s\u1eafc \u0111\u1ec3 s\u1ea3n xu\u1ea5t van<\/strong><\/h2>\n

\"Quy<\/p>\n

\u0110\u1ed9 ch\u00ednh x\u00e1c cho h\u00ecnh h\u1ecdc ph\u1ee9c t\u1ea1p<\/b><\/strong><\/h3>\n

Van th\u01b0\u1eddng c\u00f3 c\u00e1c k\u00eanh b\u00ean trong ph\u1ee9c t\u1ea1p v\u00e0 b\u1ed1 c\u1ee5c \u0111a c\u1ed5ng.<\/p>\n

Hi\u1ec7u qu\u1ea3 chi ph\u00ed v\u00e0 ti\u1ebft ki\u1ec7m v\u1eadt li\u1ec7u<\/b><\/strong><\/h3>\n

M\u1ea5t b\u1ecdt \u0111\u00fac c\u1eaft ch\u1ea5t th\u1ea3i b\u1eb1ng c\u00e1ch gi\u1ea3m nhu c\u1ea7u gia c\u00f4ng v\u00e0 th\u00e0nh ph\u1ea7n khu\u00f4n.<\/p>\n

Nh\u1eefng th\u00e1ch th\u1ee9c v\u00e0 gi\u1ea3i ph\u00e1p trong vi\u1ec7c \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t<\/strong><\/h2>\n

Tr\u00e1nh d\u01b0 l\u01b0\u1ee3ng b\u1ecdt v\u00e0 l\u1ed7i l\u1edbp ph\u1ee7<\/b><\/strong><\/h3>\n

M\u1ed9t th\u00e1ch th\u1ee9c quan tr\u1ecdng l\u00e0 d\u01b0 l\u01b0\u1ee3ng b\u1ecdt k\u00e9o d\u00e0i trong qu\u00e1 tr\u00ecnh \u0111\u00fac cu\u1ed1i c\u00f9ng.<\/p>\n

T\u1ed1i \u01b0u h\u00f3a b\u1ea3o tr\u00ec thi\u1ebft b\u1ecb<\/b><\/strong><\/h3>\n

B\u1ea3o tr\u00ec thi\u1ebft b\u1ecb nh\u1ea5t qu\u00e1n l\u00e0 r\u1ea5t quan tr\u1ecdng cho hi\u1ec7u su\u1ea5t b\u1ec1n v\u1eefng.<\/p>\n

C\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a vi\u1ec7c \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t ngo\u00e0i c\u00e1c van<\/strong><\/h2>\n

S\u1eed d\u1ee5ng c\u00f4ng nghi\u1ec7p v\u00e0 th\u01b0\u01a1ng m\u1ea1i<\/b><\/strong><\/h3>\n

Ngo\u00e0i c\u00e1c van, \u0111\u00fac b\u1ecdt ph\u1ee5c v\u1ee5 c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 \u00f4 t\u00f4, h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 v\u00e0 n\u0103ng l\u01b0\u1ee3ng.<\/p>\n

Vai tr\u00f2 c\u1ee7a Trung Qu\u1ed1c trong vi\u1ec7c th\u00fac \u0111\u1ea9y c\u00f4ng ngh\u1ec7<\/b><\/strong><\/h3>\n

Trung Qu\u1ed1c d\u1eabn \u0111\u1ea7u tr\u00ean to\u00e0n c\u1ea7u trong \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t.<\/p>\n

C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t<\/strong><\/h2>\n

Qu\u00e1 tr\u00ecnh \u0111\u00fac x\u1ed1p b\u1ecb m\u1ea5t c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c van \u00e1p su\u1ea5t cao kh\u00f4ng?<\/b><\/strong><\/h3>\n

V\u00e2ng, \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a n\u00f3 gi\u1ea3m thi\u1ec3u c\u00e1c \u0111i\u1ec3m y\u1ebfu, l\u00e0m cho n\u00f3 l\u00fd t\u01b0\u1edfng cho vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u00f2i h\u1ecfi.<\/p>\n

Nh\u1eefng thi\u1ebft b\u1ecb quan tr\u1ecdng cho ch\u1ea5t l\u01b0\u1ee3ng l\u1edbp ph\u1ee7?<\/b><\/strong><\/h3>\n

M\u00e1y tr\u1ed9n s\u01a1n lo\u1ea1i n\u00e2ng \u0111\u1ea3m b\u1ea3o \u1ee9ng d\u1ee5ng l\u1edbp ph\u1ee7 b\u1ecdt b\u1ecb m\u1ea5t nh\u1ea5t qu\u00e1n.<\/p>\n

T\u1ea1i sao ch\u1ecdn nh\u00e0 cung c\u1ea5p c\u00f3 tr\u1ee5 s\u1edf t\u1ea1i Trung Qu\u1ed1c cho thi\u1ebft b\u1ecb?<\/b><\/strong><\/h3>\n

Trung Qu\u1ed1c b\u1ecb m\u1ea5t c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u00fac b\u1ecdt cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p ti\u00ean ti\u1ebfn, gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng.<\/p>\n

C\u00f3 th\u1ec3 b\u1ecb m\u1ea5t b\u1ecdt \u0111\u00fac tay c\u1ea7m s\u1ea3n xu\u1ea5t van l\u1edbn kh\u00f4ng?<\/b><\/strong><\/h3>\n

C\u00f3, thi\u1ebft b\u1ecb \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t t\u1ef1 \u0111\u1ed9ng h\u1ed7 tr\u1ee3 \u0111\u1ea7u ra kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn.<\/p>\n

H\u1ee3p t\u00e1c v\u1edbi c\u00e1c chuy\u00ean gia \u0111\u1ec3 th\u00e0nh c\u00f4ng<\/strong><\/h2>\n

C\u00f4ng ty TNHH C\u00f4ng ngh\u1ec7 H\u00e0ng Ch\u00e2u Ouchen: \u0110\u1ed5i m\u1edbi thi\u1ebft b\u1ecb x\u1ed1p b\u1ecb m\u1ea5t<\/b><\/strong><\/h3>\n

\"Quy<\/p>\n

C\u00f4ng ty TNHH C\u00f4ng ngh\u1ec7 H\u00e0ng Ch\u00e2u Ouchen.<\/b><\/u><\/strong><\/a>\u00a0Excels trong vi\u1ec7c thi\u1ebft k\u1ebf thi\u1ebft b\u1ecb \u0111\u00fac x\u1ed1p b\u1ecb m\u1ea5t th\u00f4ng minh cao c\u1ea5p. M\u00e1y \u0111\u00fac b\u1ecdt<\/b><\/u><\/strong><\/a>, M\u00e1y l\u00e0m m\u1edd, m\u00e1y s\u1ea5y kh\u00f4ng kh\u00ed, m\u00e1y t\u1ea5m b\u1ecdt, silo tr\u01b0\u1edfng th\u00e0nh, m\u00e1y \u0111\u00fac d\u1ecdc, m\u00e1y t\u1ea1o h\u00ecnh ngang, m\u00e1y ph\u00f3ng \u0111i\u1ec7n tr\u01b0\u1edbc, m\u00e1y s\u1ea5y kh\u00f4ng kh\u00ed g\u1eafn tr\u00ean, m\u00e1y s\u1ea5y kh\u00f4ng kh\u00ed g\u1eafn ph\u00eda sau, m\u00e1y s\u1ea5y kh\u00f4ng kh\u00ed trong nh\u00e0, h\u1ec7 th\u1ed1ng m\u00e1y h\u00fat b\u1ee5i trung t\u00e2m.<\/p>\n

S\u1eb5n s\u00e0ng \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng s\u1ea3n xu\u1ea5t van c\u1ee7a b\u1ea1n? Li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i ngay h\u00f4m nay<\/b><\/u><\/strong><\/a>\u00a0\u0110\u1ed1i v\u1edbi m\u1ed9t gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p!<\/p>\n

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

What is the Lost Foam Casting Process? Definition and Core Principles The Lost Foam Casting Process represents an advanced casting method. It uses disposable foam patterns to produce highly accurate and intricate metal parts. Unlike conventional techniques that depend on wax or sand molds, this approach utilizes polystyrene foam patterns coated with a heat-resistant substance. […]<\/p>\n","protected":false},"author":3,"featured_media":4186,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[160],"tags":[],"class_list":["post-4185","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\/4185","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=4185"}],"version-history":[{"count":1,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/posts\/4185\/revisions"}],"predecessor-version":[{"id":4190,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/posts\/4185\/revisions\/4190"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/media\/4186"}],"wp:attachment":[{"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/media?parent=4185"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/categories?post=4185"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/tags?post=4185"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}