V\u1edbi nh\u1eefng lo\u1ea1i m\u00e1y m\u00f3c, thi\u1ebft b\u1ecb c\u00f3 hi\u1ec7u su\u1ea5t l\u00e0m vi\u1ec7c cao, ho\u1eb7c l\u00e0m vi\u1ec7c trong m\u00f4i tr\u01b0\u1eddng c\u00f3 \u0111i\u1ec1u ki\u1ec7n kh\u00ed h\u1eadu kh\u1eafc nghi\u1ec7t th\u00ec c\u1ea7n \u0111\u1ebfn nh\u1eefng lo\u1ea1i v\u00f2ng bi, b\u1ea1c \u0111\u1ea1n c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t cao. V\u00f2ng bi “b\u1ea1c \u0111\u1ea1n” ch\u1ecbu \u0111\u1ef1ng nhi\u1ec7t \u0111\u1ed9 cao ra \u0111\u1eddi \u0111\u00e3 gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c nh\u1eefng v\u1ea5n \u0111\u1ec1 lo l\u1eafng m\u00e0 doanh nghi\u1ec7p th\u01b0\u1eddng g\u1eb7p ph\u1ea3i l\u00e0: chi ph\u00ed ho\u1ea1t \u0111\u1ed9ng, b\u1ea3o d\u01b0\u1ee1ng \u2013 b\u1ea3o tr\u00ec v\u00f2ng bi b\u1ea1c \u0111\u1ea1n, thay m\u1edbi c\u00e1c chi ti\u1ebft,\u2026 Khi \u00e1p d\u1ee5ng v\u00f2ng bi c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u00e0o nh\u1eefng m\u00e1y m\u00f3c, thi\u1ebft b\u1ecb nh\u01b0 th\u1ebf th\u00ec m\u00e1y m\u00f3c c\u1ee7a b\u1ea1n s\u1ebd l\u00e0m vi\u1ec7c hi\u1ec7u qu\u1ea3 h\u01a1n v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd. V\u1eady v\u00f2ng bi ch\u1ecbu nhi\u1ec7t l\u00e0 g\u00ec v\u00e0 n\u00f3 g\u1ed3m nh\u1eefng lo\u1ea1i n\u00e0o, \u0111\u1eb7c t\u00ednh ra sao, h\u00e3y c\u0169ng ch\u00fang t\u00f4i t\u00ecm hi\u1ec3u qua b\u00e0i vi\u1ebft ngay sau \u0111\u00e2y nh\u00e9!<\/p>\n\n\n\n
1. V\u00f2ng bi, b\u1ea1c \u0111\u1ea1n ch\u1ecbu nhi\u1ec7t cao l\u00e0 g\u00ec?<\/strong><\/p>\n\n\n\n V\u00f2ng bi, b\u1ea1c \u0111\u1ea1n<\/a> ch\u1ecbu nhi\u1ec7t cao l\u00e0 nh\u1eefng lo\u1ea1i v\u00f2ng bi \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf n\u00e2ng cao kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng trong \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t v\u1ec1 nhi\u1ec7t \u0111\u1ed9. Nhi\u1ec7t \u0111\u1ed9 c\u1ee7a nh\u1eefng v\u00f2ng bi ch\u1ecbu nhi\u1ec7t cao th\u00f4ng th\u01b0\u1eddng dao \u0111\u1ed9ng theo tr\u1ee5c \u2013 150 \u0111\u1ebfn 350 \u0111\u1ed9 C , ho\u1eb7c c\u00f3 th\u1ec3 v\u00f2ng bi \u0111\u00f3 ph\u1ea3i ch\u1ecbu s\u1ef1 thay \u0111\u1ed5i \u1edf d\u00e3y nhi\u1ec7t \u0111\u1ed9 c\u00e1ch bi\u1ec7t l\u1edbn.<\/p>\n\n\n\n C\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a v\u00f2ng bi, b\u1ea1c \u0111\u1ea1n ch\u1ecbu nhi\u1ec7t th\u00f4ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t trong c\u00e1c l\u00f2 t\u1ea3i, l\u00f2 luy\u1ec7n kim hay h\u1ec7 th\u1ed1ng b\u0103ng t\u1ea3i c\u1ee7a thi\u1ebft b\u1ecb ng\u00e0nh s\u01a1n, lo\u1ea1i \u1ed5 l\u0103n th\u00f4ng th\u01b0\u1eddng s\u1ebd kh\u00f4ng th\u00edch h\u1ee3p.<\/p>\n\n\n\n Ch\u1ea5t li\u1ec7u c\u1ee7a nh\u1eefng v\u00f2ng bi, b\u1ea1c \u0111\u1ea1n n\u00e0y kh\u00e1c bi\u1ec7t v\u1edbi ch\u1ea5t li\u1ec7u c\u1ee7a v\u00f2ng bi th\u00f4ng th\u01b0\u1eddng. V\u00f2ng bi\/b\u1ea1c \u0111\u1ea1n ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb ch\u1ea5t li\u1ec7u chuy\u00ean d\u1ee5ng \u0111\u1eb7c bi\u1ec7t, c\u00f3 lo\u1ea1i c\u00f3 n\u1eafp v\u00e0 kh\u00f4ng n\u1eafp. Ngo\u00e0i ra, c\u00e1c nh\u00e0 cung c\u1ea5p c\u00f2n ch\u1ebf t\u1ea1o th\u00eam nh\u1eefng ho\u1ea1t ch\u1ea5t h\u1ed7 tr\u1ee3 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng t\u1ed1t trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 cao, bi\u1ebfn \u0111\u1ed9ng nh\u01b0 m\u1ee1 b\u00f4i tr\u01a1n s\u1eb5n trong \u1ed5 l\u0103n l\u00e0 m\u1ee1 ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao (-20 \u0111\u1ebfn + 1300C). \u0110\u1ea3m b\u1ea3o cho c\u00e1c chi ti\u1ebft c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng m\u1ed9t c\u00e1ch t\u1ed1i \u0111a nh\u1ea5t.<\/p>\n\n\n\n 2. V\u00f2ng bi ch\u1ecbu nhi\u1ec7t \u0111\u01b0\u1ee3c chia l\u00e0m m\u1ea5y lo\u1ea1i?<\/strong><\/p>\n\n\n\n Hi\u1ec7n nay tr\u00ean th\u1ecb tr\u01b0\u1eddng th\u00ec v\u00f2ng bi, b\u1ea1c \u0111\u1ea1n ch\u1ecbu nhi\u1ec7t \u0111\u01b0\u1ee3c chia th\u00e0nh 3 d\u1ea1ng ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u00f3 l\u00e0:<\/p>\n\n\n\n – Lo\u1ea1i v\u00f2ng bi, b\u1ea1c \u0111\u1ea1n \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb ch\u1ea5t li\u1ec7u ch\u1ecbu nhi\u1ec7t cao. <\/p>\n\n\n\n – Lo\u1ea1i v\u00f2ng bi, b\u1ea1c \u0111\u1ea1n s\u1ea3n xu\u1ea5t b\u00ecnh th\u01b0\u1eddng nh\u01b0ng \u0111\u01b0\u1ee3c tr\u00e1ng th\u00eam 1 l\u1edbp ch\u1ecbu nhi\u1ec7t l\u00ean tr\u00ean. <\/p>\n\n\n\n – Lo\u1ea1i v\u00f2ng bi, b\u1ea1c \u0111\u1ea1n \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t v\u00e0 ch\u1ebf t\u1ea1o d\u1ef1a tr\u00ean c\u00f4ng ngh\u1ec7 nhi\u1ec7t.<\/p>\n\n\n\n C\u00e1c lo\u1ea1i v\u00f2ng bi, b\u1ea1c \u0111\u1ea1n n\u00e0y v\u1eabn c\u00f3 th\u1ec3 l\u00e0m vi\u1ec7c t\u1ed1t trong \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng b\u00ecnh th\u01b0\u1eddng m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng x\u1ea5u \u0111\u1ebfn tu\u1ed5i th\u1ecd c\u1ee7a v\u00f2ng bi.<\/p>\n\n\n\n 3. V\u00f2ng bi, b\u1ea1c \u0111\u1ea1n ch\u1ecbu nhi\u1ec7t s\u1eed d\u1ee5ng k\u1ebft h\u1ee3p v\u1edbi m\u1ee1 b\u00f4i tr\u01a1n ch\u1ecbu nhi\u1ec7t.<\/strong><\/p>\n\n\n\n M\u1ee1 b\u00f4i tr\u01a1n \u0111\u01b0\u1ee3c d\u00f9ng cho v\u00f2ng bi ch\u1ecbu nhi\u1ec7t c\u0169ng l\u00e0 lo\u1ea1i nh\u1eadp kh\u1ea9u c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t cao, th\u00f4ng th\u01b0\u1eddng lo\u1ea1i m\u1ee1 n\u00e0y c\u00f3 m\u00e0u tr\u1eafng.<\/p>\n\n\n\n M\u1ee1 b\u00f4i tr\u01a1n ch\u1ecbu nhi\u1ec7t t\u00ean ti\u1ebfng anh l\u00e0 High Temperature Grease, l\u00e0 s\u1ea3n ph\u1ea9m c\u1ee7a qu\u00e1 tr\u00ecnh pha ch\u1ebf gi\u1eefa d\u1ea7u g\u1ed1c cao c\u1ea5p, ch\u1ea5t l\u00e0m \u0111\u1eb7c v\u00e0 h\u1ec7 ph\u1ee5 gia v\u1edbi kh\u1ea3 n\u0103ng n\u1ed5i b\u1eadt l\u00e0 b\u00f4i tr\u01a1n, ch\u1ed1ng ma s\u00e1t, ch\u1ed1ng \u0103n m\u00f2n v\u00e0 c\u00e1c t\u0129nh n\u0103ng tr\u00ean kh\u00f4ng b\u1ecb thay \u0111\u1ed5i khi m\u1ee1 b\u00f4i tr\u01a1n l\u00e0m vi\u1ec7c \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n\n\n\n Th\u00f4ng th\u01b0\u1eddng 1 s\u1ea3n ph\u1ea9m m\u1ee1 ch\u1ecbu nhi\u1ec7t c\u00f3 nh\u1eefng th\u00e0nh ph\u1ea7n kh\u00e1c nhau \u0111\u01b0\u1ee3c pha ch\u1ebf, nh\u01b0ng c\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ea7n c\u00f3 l\u00e0 d\u1ea7u g\u1ed1c, ch\u1ea5t ph\u1ee5 gia, ch\u1ea5t l\u00e0m \u0111\u1eb7c.<\/p>\n\n\n\n – D\u1ea7u g\u1ed1c: chi\u1ebfm kho\u1ea3ng 60-95% th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a m\u1ee1 ch\u1ecbu nhi\u1ec7t. D\u1ea7u g\u1ed1c bao g\u1ed3m d\u1ea7u kho\u00e1ng, d\u1ea7u t\u1ed5ng h\u1ee3p v\u00e0 d\u1ea7u th\u1ef1c v\u1eadt.<\/p>\n\n\n\n – Ch\u1ea5t l\u00e0m \u0111\u1eb7c trong m\u1ee1 b\u00f4i tr\u01a1n: chi\u1ebfm kho\u1ea3ng 5-25% th\u00e0nh ph\u1ea7n m\u1ee1 b\u00f4i tr\u01a1n. C\u00f3 hai g\u1ed1c ch\u00ednh l\u00e0 ch\u1ea5t l\u00e0m \u0111\u1eb7c g\u1ed1c x\u00e0 ph\u00f2ng (\u0111i\u1ec1u ch\u1ebf b\u1eb1ng c\u00e1ch cho c\u00e1c Hydroxit kim lo\u1ea1i nh\u01b0 NaOH, Ca(OH)2, KOH, LiOH, Al(OH)3\u2026 t\u00e1c d\u1ee5ng v\u1edbi c\u00e1c axit b\u00e9o nh\u01b0 axit stearic C17H35COOH t\u1ea1o th\u00e0nh c\u00e1c x\u00e0 ph\u00f2ng l\u00e0m ch\u1ea5t k\u1ebft d\u00ednh cho m\u1ee1 b\u00f4i tr\u01a1n) v\u00e0 ch\u1ea5t l\u00e0m \u0111\u1eb7c g\u1ed1c s\u00e1p (l\u00e0 s\u1ea3n ph\u1ea9m c\u1ee7a hidrocacbon c\u00f3 ph\u00e2n t\u1eed l\u1edbn \u1edf th\u1ec3 r\u1eafn), c\u00e1c lo\u1ea1i ch\u1ea5t l\u00e0m \u0111\u1eb7c g\u1ed1c s\u00e1p n\u00e0y c\u0169ng \u0111\u01b0\u1ee3c chia th\u00e0nh 2 lo\u1ea1i:<\/p>\n\n\n\n \u00bb C\u00e1c h\u1ee3p ch\u1ea5t paraphin: c\u00f3 nhi\u1ec7t \u0111\u1ed9 n\u00f3ng ch\u1ea3y th\u1ea5p<\/p>\n\n\n\n \u00bb C\u00e1c h\u1ee3p ch\u1ea5t ozokerite: c\u00f3 nhi\u1ec7t \u0111\u1ed9 n\u00f3ng ch\u1ea3y cao<\/p>\n\n\n\n Th\u00f4ng th\u01b0\u1eddng m\u1ee1 g\u1ed1c s\u00e1p c\u00f3 t\u00ednh \u1ed5n \u0111\u1ecbnh t\u1ed1t h\u01a1n m\u1ee1 g\u1ed1c x\u00e0 ph\u00f2ng, do \u0111\u00f3 ng\u01b0\u1eddi ta th\u01b0\u1eddng d\u00f9ng n\u00f3 l\u00e0m m\u1ee1 b\u1ea3o qu\u1ea3n.<\/p>\n\n\n\n 4. C\u00e1c th\u01b0\u01a1ng hi\u1ec7u v\u00f2ng bi \u201cb\u1ea1c \u0111\u1ea1n\u201d ch\u1ecbu nhi\u1ec7t n\u1ed5i ti\u1ebfng hi\u1ec7n nay<\/strong><\/p>\n\n\n\n Hi\u1ec7n nay, tr\u00ean th\u1ecb tr\u01b0\u1eddng c\u00f3 r\u1ea5t nhi\u1ec1u th\u01b0\u01a1ng hi\u1ec7u \u0111\u00e3 \u0111em l\u1ea1i s\u1ef1 h\u00e0i l\u00f2ng cho kh\u00e1ch h\u00e0ng. C\u00f3 th\u1ec3 k\u1ebf \u0111\u1ebfn m\u1ed9t s\u1ed1 h\u00e3ng v\u00f2ng bi n\u1ed5i ti\u1ebfng nh\u01b0 SKF, KOYO, NTN, NSK, NACHI, F1 \u2026 l\u00e0 nh\u1eefng th\u01b0\u01a1ng hi\u1ec7u n\u1ed5i ti\u1ebfng v\u1edbi ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t, ch\u1ebf \u0111\u1ed9ng b\u1ea3o h\u00e0nh v\u00e0 gi\u00e1 c\u1ea3 c\u0169ng r\u1ea5t h\u1ee3p l\u00fd.<\/p>\n\n\n\n Ngu\u1ed3n: bnsvn<\/em><\/p>\n","protected":false},"excerpt":{"rendered":" V\u1edbi nh\u1eefng lo\u1ea1i m\u00e1y m\u00f3c, thi\u1ebft b\u1ecb c\u00f3 hi\u1ec7u su\u1ea5t l\u00e0m vi\u1ec7c cao, ho\u1eb7c l\u00e0m vi\u1ec7c trong m\u00f4i tr\u01b0\u1eddng c\u00f3 \u0111i\u1ec1u ki\u1ec7n kh\u00ed h\u1eadu kh\u1eafc nghi\u1ec7t th\u00ec c\u1ea7n \u0111\u1ebfn nh\u1eefng lo\u1ea1i v\u00f2ng bi, b\u1ea1c \u0111\u1ea1n c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t cao. V\u00f2ng bi “b\u1ea1c \u0111\u1ea1n” ch\u1ecbu \u0111\u1ef1ng nhi\u1ec7t \u0111\u1ed9 cao ra \u0111\u1eddi \u0111\u00e3 gi\u1ea3i quy\u1ebft… Xem b\u00e0i vi\u1ebft<\/a><\/p>\n","protected":false},"author":175,"featured_media":6252777,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ep_exclude_from_search":false,"footnotes":""},"categories":[2542],"tags":[],"class_list":["post-6252776","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bac-dan-vong-bi"],"acf":[],"_links":{"self":[{"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/posts\/6252776","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/users\/175"}],"replies":[{"embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/comments?post=6252776"}],"version-history":[{"count":0,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/posts\/6252776\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/media\/6252777"}],"wp:attachment":[{"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/media?parent=6252776"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/categories?post=6252776"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/tags?post=6252776"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}