{"id":3287,"date":"2019-01-14T06:43:17","date_gmt":"2019-01-14T06:43:17","guid":{"rendered":"https:\/\/www.mcctcarbide.com\/?p=3287"},"modified":"2020-05-06T07:09:42","modified_gmt":"2020-05-06T07:09:42","slug":"the-introduction-of-cnc-milling-cutters","status":"publish","type":"post","link":"https:\/\/www.meetyoucarbide.com\/vi\/su-ra-doi-cua-may-phay-cnc\/","title":{"rendered":"Gi\u1edbi thi\u1ec7u m\u00e1y phay CNC"},"content":{"rendered":"
M\u1ed9t s\u1ed1 dao phay CNC m\u00e0 gia c\u00f4ng CNC ph\u1ea3i th\u00e0nh th\u1ea1o, ch\u1eb3ng h\u1ea1n nh\u01b0 dao m\u0169i tr\u00f2n, dao bi, v.v.<\/p>\n\n\n\n
C\u00f4ng c\u1ee5 gia c\u00f4ng CNC ph\u1ea3i th\u00edch \u1ee9ng v\u1edbi t\u1ed1c \u0111\u1ed9 cao, hi\u1ec7u qu\u1ea3 cao v\u00e0 m\u1ee9c \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng h\u00f3a cao c\u1ee7a m\u00e1y c\u00f4ng c\u1ee5 CNC. Dao phay CNC ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c chia th\u00e0nh dao \u0111\u00e1y ph\u1eb3ng (dao phay \u0111\u1ea7u), dao m\u0169i tr\u00f2n v\u00e0 dao bi, nh\u01b0 trong h\u00ecnh 1-1. Ch\u00fang \u0111\u01b0\u1ee3c chia th\u00e0nh dao th\u00e9p tr\u1eafng, dao bay v\u00e0 dao h\u1ee3p kim. Trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd th\u1ef1c t\u1ebf c\u1ee7a nh\u00e0 m\u00e1y, c\u00e1c lo\u1ea1i dao \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 D63R8, D50R6, D35R5, D35R0.8, D30R5, D25R5, D20R4, D20R0.8, D16R0.8, D12, D10, D8, D6, D6, D6 \u01102. , D2, D1.5, D1, D0.5, D10R0.5, D8R0.5, D6R0.5, D4R0.5, R5, R4, R3, R2.5, R2, R1.5, R1 v\u00e0 R0.5 .<\/p>\n\n\n\n
H\u00ecnh 1-1 Dao phay CNC<\/p>\n\n\n\n
(1) Dao \u0111\u00e1y ph\u1eb3ng: ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gia c\u00f4ng th\u00f4, ho\u00e0n thi\u1ec7n m\u1eb7t ph\u1eb3ng, ho\u00e0n thi\u1ec7n h\u00ecnh d\u1ea1ng v\u00e0 x\u1eed l\u00fd g\u00f3c r\u00f5 r\u00e0ng. Nh\u01b0\u1ee3c \u0111i\u1ec3m l\u00e0 \u0111\u1ea7u d\u1ec5 m\u00f2n v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c gia c\u00f4ng.<\/p>\n\n\n\n
(2) Dao m\u0169i tr\u00f2n: N\u00f3 ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gia c\u00f4ng th\u00f4, ho\u00e0n thi\u1ec7n m\u1eb7t ph\u1eb3ng v\u00e0 ho\u00e0n thi\u1ec7n m\u1eb7t b\u00ean c\u1ee7a ph\u00f4i khu\u00f4n, \u0111\u1eb7c bi\u1ec7t th\u00edch h\u1ee3p cho gia c\u00f4ng th\u00f4 c\u1ee7a khu\u00f4n c\u00f3 \u0111\u1ed9 c\u1ee9ng cao.<\/p>\n\n\n\n
(3) Dao bi: ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 b\u00e1n v\u00e0 ho\u00e0n thi\u1ec7n kh\u00f4ng ph\u1eb3ng.<\/p>\n\n\n\n
Trong gia c\u00f4ng CNC, vi\u1ec7c l\u1ef1a ch\u1ecdn c\u00f4ng c\u1ee5 li\u00ean quan tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111\u1ed9 ch\u00ednh x\u00e1c gia c\u00f4ng, ch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t gia c\u00f4ng v\u00e0 hi\u1ec7u qu\u1ea3 x\u1eed l\u00fd. Ch\u1ecdn c\u00f4ng c\u1ee5 ph\u00f9 h\u1ee3p v\u00e0 thi\u1ebft l\u1eadp c\u00e1c th\u00f4ng s\u1ed1 c\u1eaft h\u1ee3p l\u00fd s\u1ebd cho ph\u00e9p gia c\u00f4ng CNC \u0111\u1ea1t \u0111\u01b0\u1ee3c ch\u1ea5t l\u01b0\u1ee3ng gia c\u00f4ng t\u1ed1t nh\u1ea5t v\u1edbi chi ph\u00ed th\u1ea5p nh\u1ea5t v\u00e0 trong th\u1eddi gian ng\u1eafn nh\u1ea5t. T\u00f3m l\u1ea1i, nguy\u00ean t\u1eafc chung c\u1ee7a vi\u1ec7c l\u1ef1a ch\u1ecdn c\u00f4ng c\u1ee5 l\u00e0: c\u00e0i \u0111\u1eb7t v\u00e0 \u0111i\u1ec1u ch\u1ec9nh d\u1ec5 d\u00e0ng, \u0111\u1ed9 c\u1ee9ng t\u1ed1t, \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c cao. Trong ti\u1ec1n \u0111\u1ec1 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u x\u1eed l\u00fd, h\u00e3y c\u1ed1 g\u1eafng ch\u1ecdn m\u1ed9t gi\u00e1 \u0111\u1ee1 c\u00f4ng c\u1ee5 ng\u1eafn h\u01a1n \u0111\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 c\u1ee9ng c\u1ee7a qu\u00e1 tr\u00ecnh x\u1eed l\u00fd c\u00f4ng c\u1ee5.<\/p>\n\n\n\n
Khi ch\u1ecdn m\u1ed9t c\u00f4ng c\u1ee5, k\u00edch th\u01b0\u1edbc c\u1ee7a c\u00f4ng c\u1ee5 n\u00ean \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh theo k\u00edch th\u01b0\u1edbc c\u1ee7a kho\u1ea3ng tr\u1ed1ng. N\u1ebfu k\u00edch th\u01b0\u1edbc c\u1ee7a khoang l\u00e0 80 \u00d7 80, n\u00ean ch\u1ecdn c\u00f4ng c\u1ee5 nh\u01b0 D25R5 ho\u1eb7c D16R0.8 \u0111\u1ec3 gia c\u00f4ng th\u00f4; n\u1ebfu k\u00edch th\u01b0\u1edbc c\u1ee7a khoang l\u1edbn h\u01a1n 100 \u00d7 100, n\u00ean ch\u1ecdn dao bay D30R5 ho\u1eb7c D35R5 \u0111\u1ec3 m\u1edf; n\u1ebfu khoang c\u00f3 k\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n 300 \u00d7 300, th\u00ec b\u1ea1n n\u00ean ch\u1ecdn m\u1ed9t con dao bay c\u00f3 \u0111\u01b0\u1eddng k\u00ednh l\u1edbn h\u01a1n D35R5 \u0111\u1ec3 gia c\u00f4ng th\u00f4, ch\u1eb3ng h\u1ea1n nh\u01b0 D50R6 ho\u1eb7c D63R8. Ngo\u00e0i ra, vi\u1ec7c l\u1ef1a ch\u1ecdn c\u00f4ng c\u1ee5 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi s\u1ee9c m\u1ea1nh c\u1ee7a m\u00e1y. V\u00ed d\u1ee5, m\u00e1y phay CNC ho\u1eb7c trung t\u00e2m gia c\u00f4ng c\u00f3 c\u00f4ng su\u1ea5t nh\u1ecf kh\u00f4ng th\u1ec3 s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 l\u1edbn h\u01a1n D50R6.<\/p>\n\n\n\n
Trong gia c\u00f4ng th\u1ef1c t\u1ebf, m\u00e1y nghi\u1ec1n cu\u1ed1i, \u00f4ng ch\u1ee7, r\u00e3nh, v.v ... c\u1ee7a \u0111\u01b0\u1eddng vi\u1ec1n c\u1ee7a ph\u1ea7n m\u1eb7t ph\u1eb3ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c ch\u1ecdn b\u1edfi m\u00e1y nghi\u1ec1n cu\u1ed1i; b\u1ec1 m\u1eb7t, b\u1ec1 m\u1eb7t b\u00ean v\u00e0 khoang c\u1ee7a gia c\u00f4ng th\u00f4 c\u1ee7a dao phay c\u00f3 ch\u00e8n cacbua xi m\u0103ng \u0111\u01b0\u1ee3c ch\u1ecdn; dao phay \u0111\u1ea7u b\u00f3ng \u0111\u01b0\u1ee3c ch\u1ecdn. Con dao m\u0169i tr\u00f2n c\u00f3 h\u00ecnh d\u1ea1ng \u0111\u01b0\u1eddng vi\u1ec1n g\u00f3c c\u1ea1nh.<\/p>\n\n\n\n
Nguy\u00ean t\u1eafc l\u1ef1a ch\u1ecdn h\u1ee3p l\u00fd s\u1ed1 l\u01b0\u1ee3ng c\u1eaft l\u00e0: khi gia c\u00f4ng th\u00f4, n\u00f3i chung l\u00e0 \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t, nh\u01b0ng chi ph\u00ed kinh t\u1ebf v\u00e0 ch\u1ebf bi\u1ebfn c\u0169ng c\u1ea7n \u0111\u01b0\u1ee3c xem x\u00e9t; trong b\u00e1n ho\u00e0n thi\u1ec7n v\u00e0 ho\u00e0n thi\u1ec7n, v\u1edbi ti\u1ec1n \u0111\u1ec1 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng x\u1eed l\u00fd, c\u00f3 t\u00ednh \u0111\u1ebfn hi\u1ec7u qu\u1ea3 c\u1eaft gi\u1ea3m, kinh t\u1ebf v\u00e0 chi ph\u00ed x\u1eed l\u00fd. C\u00e1c gi\u00e1 tr\u1ecb c\u1ee5 th\u1ec3 ph\u1ea3i d\u1ef1a tr\u00ean h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng m\u00e1y, h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng s\u1ed1 l\u01b0\u1ee3ng c\u1eaft v\u00e0 kinh nghi\u1ec7m.<\/p>\n\n\n\n
V\u1edbi \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i c\u1ee7a c\u00e1c c\u00f4ng c\u1ee5 m\u00e1y CNC trong th\u1ef1c t\u1ebf s\u1ea3n xu\u1ea5t, l\u1eadp tr\u00ecnh CNC \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t trong nh\u1eefng v\u1ea5n \u0111\u1ec1 ch\u00ednh trong gia c\u00f4ng CNC. Trong qu\u00e1 tr\u00ecnh l\u1eadp tr\u00ecnh ch\u01b0\u01a1ng tr\u00ecnh NC, c\u1ea7n ph\u1ea3i ch\u1ecdn c\u00f4ng c\u1ee5 v\u00e0 x\u00e1c \u0111\u1ecbnh m\u1ee9c \u0111\u1ed9 c\u1eaft trong tr\u1ea1ng th\u00e1i t\u01b0\u01a1ng t\u00e1c gi\u1eefa ng\u01b0\u1eddi v\u00e0 m\u00e1y t\u00ednh. Do \u0111\u00f3, l\u1eadp tr\u00ecnh vi\u00ean ph\u1ea3i l\u00e0m quen v\u1edbi ph\u01b0\u01a1ng ph\u00e1p l\u1ef1a ch\u1ecdn c\u00f4ng c\u1ee5 v\u00e0 nguy\u00ean t\u1eafc x\u00e1c \u0111\u1ecbnh s\u1ed1 l\u01b0\u1ee3ng c\u1eaft, \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng x\u1eed l\u00fd v\u00e0 hi\u1ec7u qu\u1ea3 x\u1eed l\u00fd c\u1ee7a b\u1ed9 ph\u1eadn, ph\u00e1t huy \u0111\u1ea7y \u0111\u1ee7 c\u00e1c \u01b0u \u0111i\u1ec3m c\u1ee7a c\u00f4ng c\u1ee5 m\u00e1y CNC, v\u00e0 n\u00e2ng cao hi\u1ec7u qu\u1ea3 kinh t\u1ebf v\u00e0 tr\u00ecnh \u0111\u1ed9 s\u1ea3n xu\u1ea5t c\u1ee7a doanh nghi\u1ec7p.<\/p>\n\n\n\n
B\u1ea3ng 1-1 v\u00e0 B\u1ea3ng 1-2 li\u1ec7t k\u00ea c\u00e1c c\u00e0i \u0111\u1eb7t tham s\u1ed1 c\u1ee7a dao bay v\u00e0 dao h\u1ee3p kim t\u01b0\u01a1ng \u1ee9ng. C\u00e1c th\u00f4ng s\u1ed1 c\u1eaft n\u00e0y ch\u1ec9 mang t\u00ednh tham kh\u1ea3o. S\u1ed1 l\u01b0\u1ee3ng c\u1eaft th\u1ef1c t\u1ebf ph\u1ea3i \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh theo hi\u1ec7u su\u1ea5t m\u00e1y c\u1ee5 th\u1ec3, h\u00ecnh d\u1ea1ng b\u1ed9 ph\u1eadn v\u00e0 v\u1eadt li\u1ec7u, t\u00ecnh tr\u1ea1ng k\u1eb9p, vv Th\u1ef1c hi\u1ec7n \u0111i\u1ec1u ch\u1ec9nh).<\/p>\n\n\n\n
\u0110\u01b0\u1eddng k\u00ednh c\u1ee7a d\u1ee5ng c\u1ee5 c\u00e0ng l\u1edbn, t\u1ed1c \u0111\u1ed9 c\u00e0ng ch\u1eadm; \u0111\u1ed1i v\u1edbi c\u00f9ng lo\u1ea1i c\u00f4ng c\u1ee5, thanh c\u00f4ng c\u1ee5 c\u00e0ng d\u00e0i th\u00ec k\u00edch th\u01b0\u1edbc dao s\u1ebd c\u00e0ng nh\u1ecf, n\u1ebfu kh\u00f4ng s\u1ebd d\u1ec5 b\u1ecb ch\u00e9m v\u00e0 g\u00e2y ra t\u00ecnh tr\u1ea1ng \u00e9p qu\u00e1 m\u1ee9c.<\/p>\n\n\n\n
B\u1ea3ng 1-1 C\u00e0i \u0111\u1eb7t tham s\u1ed1 dao bay<\/p>\n\n\n\n C\u00e1c th\u00f4ng s\u1ed1 dao bay \u1edf tr\u00ean ch\u1ec9 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m t\u00e0i li\u1ec7u tham kh\u1ea3o, b\u1edfi v\u00ec c\u00e1c th\u00f4ng s\u1ed1 c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u dao bay kh\u00e1c nhau c\u0169ng kh\u00e1c nhau v\u00e0 chi\u1ec1u d\u00e0i c\u1ee7a dao bay \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1edfi c\u00e1c nh\u00e0 m\u00e1y c\u00f4ng c\u1ee5 kh\u00e1c nhau l\u00e0 h\u01a1i kh\u00e1c nhau. Ngo\u00e0i ra, c\u00e1c gi\u00e1 tr\u1ecb tham s\u1ed1 c\u1ee7a dao c\u0169ng kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e1y phay CNC ho\u1eb7c trung t\u00e2m gia c\u00f4ng v\u00e0 v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c gia c\u00f4ng. Do \u0111\u00f3, c\u00e1c th\u00f4ng s\u1ed1 c\u1ee7a c\u00f4ng c\u1ee5 ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1eb7t theo \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf c\u1ee7a nh\u00e0 m\u00e1y. Dao bay c\u00f3 \u0111\u1ed9 c\u1ee9ng t\u1ed1t v\u00e0 m\u1ed9t l\u01b0\u1ee3ng l\u1edbn dao, ph\u00f9 h\u1ee3p nh\u1ea5t cho vi\u1ec7c m\u1edf khu\u00f4n tr\u1ed1ng. Ngo\u00e0i ra, ch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t s\u1eafc n\u00e9t c\u1ee7a dao bay c\u0169ng r\u1ea5t t\u1ed1t. Dao bay ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng dao v\u00e0 kh\u00f4ng c\u00f3 c\u1ea1nh b\u00ean. Nh\u01b0 h\u00ecnh d\u01b0\u1edbi \u0111\u00e2y B\u1ea3ng 1-2 C\u00e0i \u0111\u1eb7t tham s\u1ed1 dao h\u1ee3p kim<\/p>\n\n\n\n Dao h\u1ee3p kim c\u00f3 \u0111\u1ed9 c\u1ee9ng t\u1ed1t v\u00e0 kh\u00f4ng d\u1ec5 s\u1ea3n xu\u1ea5t dao. N\u00f3 l\u00e0 t\u1ed1t nh\u1ea5t \u0111\u1ec3 ho\u00e0n thi\u1ec7n khu\u00f4n. C\u00e1c dao h\u1ee3p kim c\u00f3 c\u1ea1nh b\u00ean gi\u1ed1ng nh\u01b0 dao th\u00e9p tr\u1eafng. C\u00e1c c\u1ea1nh b\u00ean th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi ho\u00e0n thi\u1ec7n b\u1ee9c t\u01b0\u1eddng th\u1eb3ng b\u1eb1ng \u0111\u1ed3ng.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":" Some CNC milling cutters that CNC machining must master, such as round nose knives, ball knives, etc. 1. Introduction of the tool CNC machining tools must adapt to the high speed, high efficiency and high degree of automation of CNC machine tools. CNC milling cutters are mainly divided into flat-bottomed knives (end mills), round nose…<\/p>","protected":false},"author":2,"featured_media":19368,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[92],"tags":[],"jetpack_featured_media_url":"https:\/\/www.meetyoucarbide.com\/wp-content\/uploads\/2019\/01\/1-1.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/posts\/3287"}],"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=3287"}],"version-history":[{"count":0,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/posts\/3287\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/media\/19368"}],"wp:attachment":[{"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/media?parent=3287"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/categories?post=3287"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/vi\/wp-json\/wp\/v2\/tags?post=3287"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}Lo\u1ea1i c\u00f4ng c\u1ee5<\/td> \u0110\u1ed9 s\u00e2u x\u1eed l\u00fd t\u1ed1i \u0111a (mm)<\/td> Chi\u1ec1u d\u00e0i th\u00f4ng th\u01b0\u1eddng (mm)<\/td> K\u00e9o d\u00e0i th\u00f4ng th\u01b0\u1eddng (mm)<\/td> T\u1ed1c \u0111\u1ed9 tr\u1ee5c ch\u00ednh (\/ m)<\/td> T\u1ed1c \u0111\u1ed9 n\u1ea1p li\u1ec7u (mm \/ ph\u00fat)<\/td> \u0102n dao (mm)<\/td><\/tr> D63R8<\/td> 130\/300<\/td> 150<\/td> 320<\/td> 700 \uff5e 1000<\/td> 2500 4000<\/td> 0,2 1<\/td><\/tr> D50R6<\/td> 100\/230<\/td> 120<\/td> 250<\/td> 800 1500<\/td> 2500 3500<\/td> 0,1 \uff5e 0,8<\/td><\/tr> D35R5<\/td> 150\/200<\/td> 180<\/td> 300<\/td> 1000 \uff5e 2200<\/td> 2200 \uff5e 3000<\/td> 0,1 \uff5e 0,8<\/td><\/tr> D30R5<\/td> 100\/150<\/td> 150<\/td> 180<\/td> 1500 2200<\/td> 2000 3000<\/td> 0,1 \uff5e 0,5<\/td><\/tr> D25R5<\/td> 70\/150<\/td> 120<\/td> 180<\/td> 1500 2500<\/td> 2000 3000<\/td> 0,1 \uff5e 0,5<\/td><\/tr> D25R0.8<\/td> 80\/150<\/td> 120<\/td> 180<\/td> 1500~2500<\/td> 2000~2800<\/td> 0.1~0.3<\/td><\/tr> D20R0.8<\/td> 70\/150<\/td> 100<\/td> 180<\/td> 1500 2500<\/td> 2000 2800<\/td> 0,1 0,3<\/td><\/tr> D17R0.8<\/td> 70\/130<\/td> 100<\/td> 180<\/td> 1800 2500<\/td> 1800 2500<\/td> 0,1 0,3<\/td><\/tr> D12R0.8<\/td> 60\/90<\/td> 90<\/td> 120<\/td> 2000 3000<\/td> 1800 2500<\/td> 0,1 0,2<\/td><\/tr> D16R8<\/td> 60\/100<\/td> 100<\/td> 150<\/td> 2000 3000<\/td> 2000 3000<\/td> 0,1 0,4<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
<\/p>\n\n\n\nLo\u1ea1i c\u00f4ng c\u1ee5<\/td> \u0110\u1ed9 s\u00e2u x\u1eed l\u00fd t\u1ed1i \u0111a (mm)<\/td> Chi\u1ec1u d\u00e0i th\u00f4ng th\u01b0\u1eddng (mm) l\u01b0\u1ee1i \/ chi\u1ec1u d\u00e0i dao<\/td> K\u00e9o d\u00e0i th\u00f4ng th\u01b0\u1eddng (mm)<\/td> T\u1ed1c \u0111\u1ed9 tr\u1ee5c ch\u00ednh (r \/ m)<\/td> T\u1ed1c \u0111\u1ed9 n\u1ea1p li\u1ec7u (mm \/ ph\u00fat)<\/td> \u0102n dao (mm)<\/td><\/tr> D12<\/td> 60<\/td> 30\/80<\/td> 35\/100<\/td> 1800 2500<\/td> 1500 2500<\/td> 0,1 \uff5e 0,5<\/td><\/tr> D10<\/td> 55<\/td> 25\/75<\/td> 30\/100<\/td> 2500 3000<\/td> 1500 2500<\/td> 0,1 \uff5e 0,5<\/td><\/tr> D8<\/td> 45<\/td> 20\/70<\/td> 25\/100<\/td> 2500 3000<\/td> 1000 \uff5e 2500<\/td> 0,1 \uff5e 0,5<\/td><\/tr> D6<\/td> 30<\/td> 15\/60<\/td> 20\/100<\/td> 2500 3000<\/td> 700 2000<\/td> 0,1 0,3<\/td><\/tr> D4<\/td> 25<\/td> 11\/50<\/td> 11\/100<\/td> 2800 \uff5e 4000<\/td> 700 2000<\/td> 0,1 0,3<\/td><\/tr> \u01102<\/td> 10<\/td> 5\/50<\/td> Kh\u00f4ng t\u1ed3n t\u1ea1i<\/td> 4500 6000<\/td> 700 1500<\/td> 0,05 0,1<\/td><\/tr> D1<\/td> 5<\/td> 2\/50<\/td> Kh\u00f4ng t\u1ed3n t\u1ea1i<\/td> 5000 \uff5e 10000<\/td> 500 \uff5e 1000<\/td> 0,05 0,1<\/td><\/tr> R6<\/td> 60<\/td> 22\/80<\/td> 22\/100<\/td> 1800 3000<\/td> 1800 2500<\/td> 0,1 \uff5e 0,5<\/td><\/tr> R5<\/td> 55<\/td> 18\/75<\/td> 18\/100<\/td> 2500 3500<\/td> 1500 2500<\/td> 0,1 \uff5e 0,5<\/td><\/tr> R4<\/td> 45<\/td> 14\/60<\/td> 14\/100<\/td> 2500 3500<\/td> 1500 2500<\/td> 0,1 \uff5e 0,35<\/td><\/tr> R3<\/td> 30<\/td> 12\/50<\/td> 12\/100<\/td> 3000 4000<\/td> 1500 2500<\/td> 0,1 0,3<\/td><\/tr> R2<\/td> 25<\/td> 8\/50<\/td> 8\/100<\/td> 3500 4500<\/td> 1500 2000<\/td> 0,1 0,25<\/td><\/tr> R 1<\/td> 10<\/td> 5\/50<\/td> Kh\u00f4ng t\u1ed3n t\u1ea1i<\/td> 3500 5000<\/td> 800 1500<\/td> 0,05 0,15<\/td><\/tr> R0,5<\/td> 5<\/td> 2\/50<\/td> Kh\u00f4ng t\u1ed3n t\u1ea1i<\/td> 5000<\/td> 500 \uff5e 1000<\/td> 0,05 0,08<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n