{"id":19973,"date":"2020-07-18T07:19:50","date_gmt":"2020-07-18T07:19:50","guid":{"rendered":"https:\/\/www.meetyoucarbide.com\/?p=19973"},"modified":"2020-07-18T07:20:02","modified_gmt":"2020-07-18T07:20:02","slug":"what-is-tungsten-carbide-nozzle","status":"publish","type":"post","link":"https:\/\/www.meetyoucarbide.com\/vi\/voi-phun-vonfram-cacbua-la-gi\/","title":{"rendered":"V\u00f2i phun cacbua vonfram l\u00e0 g\u00ec?"},"content":{"rendered":"
\n

\u0110\u1ea7u phun cacbua xi m\u0103ng \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng m\u00e1y m\u00f3c ch\u00ednh x\u00e1c v\u00e0 v\u1eadt li\u1ec7u cacbua xi m\u0103ng (h\u1ee3p kim si\u00eau c\u1ee9ng). Kh\u1ea3 n\u0103ng ch\u1ed1ng u\u1ed1n l\u00e0 2300n \/ mm v\u00e0 \u0111\u1ed9 c\u1ee9ng l\u00e0 hra90 \u0111\u1ed9. Khi gia c\u00f4ng v\u00f2i phun cacbua xi m\u0103ng, ch\u00fang t\u00f4i \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 m\u00e0i ch\u00ednh x\u00e1c v\u00e0 x\u1eed l\u00fd b\u1ec1 m\u1eb7t \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 nh\u00e1m l\u1ed7 l\u00e0 ra0.1 v\u00e0 \u0111\u1ed9 nh\u00e1m c\u1ee7a c\u1ea3 hai \u0111\u1ea7u R l\u00e0 Ra0.025. C\u00f3 thi\u1ebft k\u1ebf b\u00e1n k\u00ednh cong khoa h\u1ecdc \u1edf hai l\u1ed1i v\u00e0o. Thi\u1ebft k\u1ebf n\u00e0y \u0111\u1ea3m b\u1ea3o lu\u1ed3ng \u0111i qua tr\u01a1n tru. Do \u0111\u01b0\u1ee3c x\u1eed l\u00fd to\u00e0n b\u1ed9 v\u1eadt li\u1ec7u, kh\u00f4ng c\u00f3 g\u00f3c n\u00e2ng tr\u00ean l\u1ed7 khoan, v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng u\u1ed1n cong v\u00e0 ch\u1eb7n \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n so v\u1edbi v\u00f2i phun ruby. V\u00f2i phun cacbua xi m\u0103ng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch \u00e9p n\u00f3ng v\u00e0 thi\u00eau k\u1ebft l\u1ed7 th\u1eb3ng v\u00e0 l\u1ed7 \u0111\u1ed3i n\u00f3ng. V\u00ec \u0111\u1ed9 c\u1ee9ng, m\u1eadt \u0111\u1ed9 th\u1ea5p, kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 ch\u1ed1ng \u0103n m\u00f2n tuy\u1ec7t v\u1eddi, v\u00f2i phun cacbua xi m\u0103ng \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong thi\u1ebft b\u1ecb phun c\u00e1t v\u00e0 b\u1eafn c\u00e1t, \u0111\u1ea3m b\u1ea3o r\u1eb1ng s\u1ea3n ph\u1ea9m c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong kh\u00f4ng kh\u00ed t\u1ed1t nh\u1ea5t v\u00e0 m\u00e0i m\u00f2n trong th\u1eddi gian d\u00e0i.<\/p>\n\n\n\n

thu\u1eadn l\u1ee3i<\/p>\n\n\n\n

\u01afu \u0111i\u1ec3m c\u1ee7a v\u00f2i phun cacbua xi m\u0103ng: ch\u1ed1ng \u0103n m\u00f2n, tu\u1ed5i th\u1ecd d\u00e0i, hi\u1ec7u su\u1ea5t tuy\u1ec7t v\u1eddi, hi\u1ec7u su\u1ea5t chi ph\u00ed cao, kh\u00f4ng d\u1ec5 m\u00e0i m\u00f2n.<\/p>\n\n\n\n

\u0110\u1ea7u phun cacbua v\u00e0 c\u00e1c \u0111\u1ea7u phun kh\u00e1c: v\u1eadt li\u1ec7u \u0111\u1ea7u phun ph\u1ed5 bi\u1ebfn bao g\u1ed3m gang, g\u1ed1m s\u1ee9, cacbua vonfram, cacbua silic, cacbua bo. \u0110\u1ea7u phun g\u1ed1m ch\u1ec9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb \u00e1nh s\u00e1ng kh\u00f4ng t\u00edch c\u1ef1c v\u00e0 m\u00e0i m\u00f2n trong t\u1ee7 n\u1ed5. Vonfram, silicon v\u00e0 boron cacbua l\u00e0 nh\u1eefng \u1ee9ng d\u1ee5ng n\u1ed5 ph\u1ed5 bi\u1ebfn nh\u1ea5t do tu\u1ed5i th\u1ecd l\u00e2u d\u00e0i c\u1ee7a ch\u00fang. Sau \u0111\u00e2y l\u00e0 danh s\u00e1ch c\u00e1c \u0111\u1ea7u phun cacbua xi m\u0103ng v\u00e0 so s\u00e1nh ch\u00fang v\u1edbi c\u00e1c \u0111\u1ea7u phun kh\u00e1c.<\/p>\n\n\n\n

Th\u1eddi gian s\u1eed d\u1ee5ng \u01b0\u1edbc t\u00ednh m\u1ed7i gi\u1edd<\/p>\n\n\n\n

V\u1eadt li\u1ec7u \u0111\u1ea7u phun: th\u00e9p b\u1eafn \/ c\u00e1t c\u00e1t \/ alumin<\/p>\n\n\n\n

\u0110\u1ea7u phun cacbua 500-800 300-400 20-40<\/p>\n\n\n\n

V\u00f2i nh\u00f4m 20-40 10-30 1-4<\/p>\n\n\n\n

V\u00f2i phun SiC 500-800 300-400 50-100<\/p>\n\n\n\n

\u0110\u1ea7u phun boron cacbua 1500-2500 750-1500 200-1000<\/p>\n\n\n\n

c\u00e1c lo\u1ea1i<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

H\u00ecnh d\u1ea1ng c\u1ee7a l\u1ed7 v\u00f2i phun c\u1ee7a cacbua xi m\u0103ng x\u00e1c \u0111\u1ecbnh ki\u1ec3u d\u00f2ng kh\u00ed c\u1ee7a n\u00f3. V\u00f2i phun n\u00f3i chung c\u00f3 l\u1ed7 th\u1eb3ng ho\u1eb7c l\u1ed7 gi\u1edbi h\u1ea1n, l\u1ed7 \u0111\u1ed3i.<\/p>\n\n\n\n

1. L\u1ed7 th\u1eb3ng (\u0111\u1ea7u phun xim\u0103ng cacbua 1): \u0111\u1ea7u phun l\u1ed7 th\u1eb3ng t\u1ea1o th\u00e0nh ch\u1ebf \u0111\u1ed9 d\u00f2ng kh\u00ed k\u00edn cho d\u00f2ng kh\u00ed t\u1ea1i ch\u1ed7 ho\u1eb7c b\u00ean trong. \u0110i\u1ec1u n\u00e0y t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho vi\u1ec7c th\u1ef1c hi\u1ec7n c\u00e1c c\u00f4ng vi\u1ec7c nh\u1ecf, ch\u1eb3ng h\u1ea1n nh\u01b0 l\u00e0m s\u1ea1ch c\u00e1c b\u1ed9 ph\u1eadn, t\u1ea1o m\u1ed1i h\u00e0n, l\u00e0m s\u1ea1ch tay v\u1ecbn, b\u1eadc thang, m\u1ea3ng ho\u1eb7c ch\u1ea1m kh\u1eafc \u0111\u00e1 v\u00e0 c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c.<\/p>\n\n\n\n

2. Thi\u1ebft k\u1ebf \u0111\u1ed3i d\u00e0i truy\u1ec1n th\u1ed1ng (v\u00f2i phun cacbua 2)<\/p>\n\n\n\n

3. V\u00f2i phun t\u1ea1o th\u00e0nh d\u00f2ng kh\u00ed \u0111\u1ee7 v\u00e0 c\u00f3 th\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 m\u00e0i l\u00ean \u0111\u1ebfn 100% v\u1edbi m\u1ed9t \u00e1p su\u1ea5t nh\u1ea5t \u0111\u1ecbnh. S\u1ef1 l\u1ef1a ch\u1ecdn t\u1ed1t nh\u1ea5t c\u1ee7a b\u1ec1 m\u1eb7t Venturi l\u00e0 c\u1ea3i thi\u1ec7n n\u0103ng su\u1ea5t c\u1ee7a v\u00f2i phun. So v\u1edbi v\u00f2i phun l\u1ed7 th\u1eb3ng, n\u0103ng su\u1ea5t c\u1ee7a v\u00f2i phun g\u00f2 d\u00e0i c\u00f3 th\u1ec3 t\u0103ng th\u00eam 40% khi m\u1ee9c ti\u00eau hao m\u00e0i m\u00f2n kho\u1ea3ng 40%.<\/p>\n\n\n\n

4. \u0110\u00f4i venturi (v\u00f2i cacbua 4): V\u00f2i venturi \u0111\u00f4i v\u00e0 h\u1ecdng r\u1ed9ng l\u00e0 phi\u00ean b\u1ea3n n\u00e2ng cao c\u1ee7a v\u00f2i venturi d\u00e0i. Phong c\u00e1ch m\u00e1i v\u00f2m \u0111\u00f4i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c coi l\u00e0 c\u00f3 hai v\u00f2i phun gi\u1eefa m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c khe v\u00e0 l\u1ed7 \u0111\u1ec3 cho ph\u00e9p b\u1ea7u kh\u00ed quy\u1ec3n \u0111i v\u00e0o ph\u1ea7n h\u1ea1 l\u01b0u. \u0110\u1ea7u \u1ed1ng x\u1ea3 c\u0169ng r\u1ed9ng h\u01a1n so v\u1edbi \u0111\u1ea7u v\u00f2i truy\u1ec1n th\u1ed1ng. Hai s\u1eeda \u0111\u1ed5i n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u1ec3 t\u0103ng k\u00edch th\u01b0\u1edbc c\u1ee7a ki\u1ec3u lu\u1ed3ng kh\u00f4ng kh\u00ed v\u00e0 gi\u1ea3m thi\u1ec3u t\u1ed5n th\u1ea5t m\u00e0i m\u00f2n \u1edf t\u1ed1c \u0111\u1ed9 nhanh.<\/p>\n\n\n\n

5. V\u00f2i h\u1ecdng r\u1ed9ng (v\u00f2i phun cacbua 5): v\u00f2i phun h\u1ecdng r\u1ed9ng \u0111\u01b0\u1ee3c trang b\u1ecb m\u1ed9t \u0111\u1ea7u ra l\u1edbn v\u00e0 m\u1ed9t \u0111\u1ea7u ra ph\u00e2n k\u1ef3 l\u1edbn. Khi k\u1ebft h\u1ee3p v\u1edbi v\u00f2i c\u00f3 c\u00f9ng k\u00edch th\u01b0\u1edbc, ch\u00fang c\u00f3 th\u1ec3 t\u0103ng n\u0103ng su\u1ea5t l\u00ean 15% so v\u1edbi v\u00f2i c\u00f3 h\u1ecdng nh\u1ecf h\u01a1n. Khi v\u00f2i phun h\u1ecdng r\u1ed9ng c\u0169ng c\u00f3 l\u1ed7 ph\u00e2n k\u1ef3 l\u1edbn, ch\u00fang c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ch\u1ebf \u0111\u1ed9 m\u00e0i m\u00f2n th\u1ea5p h\u01a1n d\u01b0\u1edbi \u00e1p su\u1ea5t cao h\u01a1n v\u00e0 n\u0103ng su\u1ea5t c\u00f3 th\u1ec3 cao t\u1edbi 60%.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 c\u1ea7u n\u1ed1i d\u1ea1ng l\u01b0\u1edbi, m\u1eb7t sau c\u1ee7a m\u1eb7t b\u00edch, m\u1eb7t trong c\u1ee7a lo\u1ea1i \u1ed1ng c\u00f3 \u0111i\u1ec3m co r\u00fat, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng hi\u1ec7u qu\u1ea3 c\u00e1c \u0111\u1ea7u phun g\u00f3c c\u1ea1nh. Nhi\u1ec1u nh\u00e0 khai th\u00e1c d\u00e0nh r\u1ea5t nhi\u1ec1u th\u1eddi gian v\u00e0 m\u00e0i m\u00f2n \u0111\u1ec3 ch\u1edd \u0111\u1ee3i cho m\u1ed9t l\u1ea7n tr\u1ea3 l\u1ea1i \u0111\u1ec3 ho\u00e0n th\u00e0nh c\u00f4ng vi\u1ec7c. Vi\u1ec7c s\u1eed d\u1ee5ng v\u00f2i phun g\u00f3c c\u00e0ng l\u00e2u th\u00ec t\u00f3c c\u00e0ng \u00edt th\u1eddi gian lu\u00f4n c\u00f3 kh\u1ea3 n\u0103ng s\u1eeda ch\u1eefa nhanh ch\u00f3ng, gi\u1ea3m th\u1eddi gian t\u1ed5ng th\u1ec3.<\/p>\n\n\n\n

\u1ee8ng d\u1ee5ng<\/p>\n\n\n\n

Cacbua xi m\u0103ng c\u00f3 m\u1ed9t lo\u1ea1t c\u00e1c \u0111\u1eb7c t\u00ednh tuy\u1ec7t v\u1eddi, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1ed9 c\u1ee9ng cao, kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n, \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 d\u1ebbo dai t\u1ed1t, kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u00e0 ch\u1ed1ng \u0103n m\u00f2n. \u0110\u1eb7c bi\u1ec7t, \u0111\u1ed9 c\u1ee9ng cao v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n c\u1ee7a n\u00f3 kh\u00f4ng thay \u0111\u1ed5i ngay c\u1ea3 \u1edf 500 \u2103 v\u00e0 \u0111\u1ed9 c\u1ee9ng cao \u1edf 1000 \u2103. Cacbua xi m\u0103ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i l\u00e0m v\u1eadt li\u1ec7u c\u00f4ng c\u1ee5, ch\u1eb3ng h\u1ea1n nh\u01b0 dao ti\u1ec7n, dao phay, m\u00e1y b\u00e0o, m\u0169i khoan, d\u1ee5ng c\u1ee5 doa, v.v. n\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 c\u1eaft gang, kim lo\u1ea1i m\u00e0u, nh\u1ef1a, s\u1ee3i h\u00f3a h\u1ecdc, than ch\u00ec, th\u1ee7y tinh, \u0111\u00e1 v\u00e0 th\u00e9p th\u00f4ng th\u01b0\u1eddng, c\u0169ng nh\u01b0 c\u00e1c v\u1eadt li\u1ec7u ch\u1ecbu l\u1eeda nh\u01b0 th\u00e9p ch\u1ecbu nhi\u1ec7t, th\u00e9p kh\u00f4ng g\u1ec9, th\u00e9p mangan cao v\u00e0 th\u00e9p d\u1ee5ng c\u1ee5.<\/p>\n\n\n\n

\u0110\u1ea7u phun cacbua xi m\u0103ng mang l\u1ea1i l\u1ee3i \u00edch kinh t\u1ebf v\u00e0 tu\u1ed5i th\u1ecd l\u00e2u h\u01a1n khi kh\u00f4ng th\u1ec3 tr\u00e1nh kh\u1ecfi t\u1ea3i v\u00e0 d\u1ee1 th\u00f4 v\u00e0 ph\u01b0\u01a1ng ti\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 c\u1eaft m\u00e0i m\u00f2n (h\u1ea1t th\u1ee7y tinh, bi th\u00e9p, c\u00e1t th\u00e9p, kho\u00e1ng ch\u1ea5t ho\u1eb7c cinders). Theo truy\u1ec1n th\u1ed1ng, cacbua xi m\u0103ng l\u00e0 v\u1eadt li\u1ec7u \u01b0a th\u00edch cho v\u00f2i phun cacbua xi m\u0103ng.<\/p>\n\n\n\n

\u0110\u1ea7u phun xi m\u0103ng cacbua \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong x\u1eed l\u00fd b\u1ec1 m\u1eb7t, phun c\u00e1t, phun s\u01a1n, \u0111i\u1ec7n t\u1eed, quy tr\u00ecnh h\u00f3a ch\u1ea5t v\u00e0 c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c.<\/p>\n\n\n\n

\u0110\u1ea7u phun cacbua xi m\u0103ng c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1ec3 l\u00e0m th\u1eb3ng d\u00e2y, d\u1eabn h\u01b0\u1edbng d\u00e2y v\u00e0 c\u00e1c kh\u00eda c\u1ea1nh kh\u00e1c.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

Cemented carbide nozzle is made of precision machinery and cemented carbide material (superhard alloy). The bending resistance is 2300n \/ mm and the hardness is hra90 degree. When machining cemented carbide nozzle, we achieve precision grinding and surface treatment to achieve the hole roughness of ra0.1 and the roughness of both ends of R is…<\/p>","protected":false},"author":2,"featured_media":19974,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[79],"tags":[],"jetpack_featured_media_url":"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2020\/07\/\u56fe\u724710.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/posts\/19973"}],"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=19973"}],"version-history":[{"count":0,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/posts\/19973\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/media\/19974"}],"wp:attachment":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/media?parent=19973"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/categories?post=19973"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/tags?post=19973"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}