{"id":662,"date":"2024-07-16T02:10:35","date_gmt":"2024-07-16T02:10:35","guid":{"rendered":"https:\/\/juyuans.com\/?p=662"},"modified":"2024-07-16T02:10:35","modified_gmt":"2024-07-16T02:10:35","slug":"lucel-pom-fw700s-banh-rang-ung-dung-vat-lieu-nhua-tho","status":"publish","type":"post","link":"https:\/\/juyuans.com\/vi\/lucel-pom-fw700s-banh-rang-ung-dung-vat-lieu-nhua-tho\/","title":{"rendered":"Nguy\u00ean li\u1ec7u nh\u1ef1a \u1ee9ng d\u1ee5ng b\u00e1nh r\u0103ng LUCEL POM FW700S"},"content":{"rendered":"

Polyoxymethylene, \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi t\u00ean khoa h\u1ecdc l\u00e0 polyformaldehyde (POM), c\u0169ng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 acetal ho\u1eb7c delrin. N\u00f3 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb formaldehyde v\u00e0 c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c th\u00f4ng qua ph\u1ea3n \u1ee9ng tr\u00f9ng h\u1ee3p. D\u1ef1a tr\u00ean c\u1ea5u tr\u00fac c\u1ee7a n\u00f3, POM \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh homopolymer (POM-H) v\u00e0 copolymer (POM-K). C\u1ea3 hai lo\u1ea1i \u0111\u1ec1u l\u00e0 nh\u1ef1a k\u1ef9 thu\u1eadt nhi\u1ec7t d\u1ebbo m\u1eadt \u0111\u1ed9 cao, \u0111\u1ed9 k\u1ebft tinh cao v\u1edbi c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd, c\u01a1 h\u1ecdc v\u00e0 h\u00f3a h\u1ecdc tuy\u1ec7t v\u1eddi, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n.<\/span><\/p>\n

POM l\u00e0 m\u1ed9t lo\u1ea1i polyme tinh th\u1ec3 c\u00f3 m\u1eadt \u0111\u1ed9 cao kh\u00f4ng c\u00f3 chu\u1ed7i b\u00ean, c\u00f3 c\u00e1c \u0111\u1eb7c t\u00ednh to\u00e0n di\u1ec7n tuy\u1ec7t v\u1eddi. N\u00f3 c\u00f3 b\u1ec1 m\u1eb7t nh\u1eb5n, b\u00f3ng, c\u1ee9ng v\u00e0 \u0111\u1eb7c, v\u00e0 c\u00f3 m\u00e0u v\u00e0ng nh\u1ea1t ho\u1eb7c tr\u1eafng. N\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong th\u1eddi gian d\u00e0i trong ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 t\u1eeb -40\u00b0C \u0111\u1ebfn 100\u00b0C. POM kh\u00f4ng ch\u1ec9 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 t\u1ef1 b\u00f4i tr\u01a1n v\u01b0\u1ee3t tr\u1ed9i m\u00e0 c\u00f2n c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng d\u1ea7u v\u00e0 ch\u1ed1ng peroxide t\u1ed1t. B\u1eb1ng c\u00e1ch th\u00eam c\u00e1c t\u00e1c nh\u00e2n UV, kh\u1ea3 n\u0103ng ch\u1ed1ng tia c\u1ef1c t\u00edm c\u1ee7a n\u00f3 \u0111\u01b0\u1ee3c t\u0103ng c\u01b0\u1eddng \u0111\u00e1ng k\u1ec3.<\/span><\/p>\n

POM FW700S c\u1ee7a LG l\u00e0 v\u1eadt li\u1ec7u polyoxymethylene ch\u1ed1ng m\u00e0i m\u00f2n \u1edf d\u1ea1ng h\u1ea1t, gi\u00fap d\u1ec5 d\u00e0ng gia c\u00f4ng, ch\u1ee7 y\u1ebfu th\u00f4ng qua qu\u00e1 tr\u00ecnh \u0111\u00fac phun. V\u1eadt li\u1ec7u n\u00e0y c\u00f3 \u0111\u1eb7c t\u00ednh m\u00e0i m\u00f2n th\u1ea5p, l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n cao, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c th\u00e0nh ph\u1ea7n m\u00e1y in, b\u00e1nh r\u0103ng v\u00e0 b\u00e1nh r\u0103ng tr\u1ee5c v\u00edt. POM FW700S c\u00f3 x\u1ebfp h\u1ea1ng d\u1ec5 ch\u00e1y l\u00e0 HB, m\u1edf r\u1ed9ng h\u01a1n n\u1eefa ph\u1ea1m vi \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3.<\/span><\/p>\n

Theo quan \u0111i\u1ec3m hi\u1ec7u su\u1ea5t v\u1eadt l\u00fd v\u00e0 c\u01a1 h\u1ecdc, POM FW700S ho\u1ea1t \u0111\u1ed9ng tuy\u1ec7t v\u1eddi. \u0110i\u1ec7n tr\u1edf su\u1ea5t b\u1ec1 m\u1eb7t c\u1ee7a n\u00f3 l\u00e0 1E14 \u03a9 v\u00e0 \u0111i\u1ec7n tr\u1edf su\u1ea5t th\u1ec3 t\u00edch c\u1ee7a n\u00f3 \u1edf 23\u00b0C l\u00e0 1E16 \u03a9\u00b7cm. N\u00f3 c\u00f3 \u0111\u1ed9 b\u1ec1n k\u00e9o l\u00e0 53,92 MPa v\u00e0 \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t l\u00e0 70%. M\u00f4 \u0111un u\u1ed1n l\u00e0 2352,94 MPa, v\u1edbi \u0111\u1ed9 b\u1ec1n u\u1ed1n l\u00e0 78,43 MPa. \u0110\u1ed9 b\u1ec1n va \u0111\u1eadp c\u00f3 kh\u00eda v\u1edbi d\u1ea7m c\u00f4ng x\u00f4n \u1edf 23\u00b0C l\u00e0 9 kJ\/m\u00b2 v\u00e0 nhi\u1ec7t \u0111\u1ed9 bi\u1ebfn d\u1ea1ng nhi\u1ec7t c\u1ee7a n\u00f3 \u1edf tr\u1ea1ng th\u00e1i kh\u00f4ng \u1ee7 l\u00e0 155\u00b0C \u1edf 0,45MPa v\u00e0 105\u00b0C \u1edf 1,8MPa. Tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang c\u1ee7a n\u00f3 l\u00e0 1,4 g\/cm\u00b3, v\u1edbi ch\u1ec9 s\u1ed1 n\u00f3ng ch\u1ea3y l\u00e0 10 g\/10 ph\u00fat \u1edf 190\u00b0C, t\u1ef7 l\u1ec7 co ng\u00f3t theo h\u01b0\u1edbng d\u00f2ng ch\u1ea3y l\u00e0 22,2%, \u0111\u1ed9 c\u1ee9ng Rockwell l\u00e0 80 (thang R) v\u00e0 x\u1ebfp h\u1ea1ng kh\u1ea3 n\u0103ng b\u1eaft l\u1eeda UL94 HB \u1edf \u0111\u1ed9 d\u00e0y 0,95-2,9mm tr\u00ean t\u1ea5t c\u1ea3 c\u00e1c m\u00e0u.<\/span><\/p>\n

V\u1edbi kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u01b0\u1ee3t tr\u1ed9i v\u00e0 \u0111\u1eb7c t\u00ednh ch\u1ed1ng m\u00e0i m\u00f2n th\u1ea5p, POM FW700S l\u00e0 lo\u1ea1i nh\u1ef1a k\u1ef9 thu\u1eadt hi\u1ec7u su\u1ea5t cao kh\u00f4ng th\u1ec3 thi\u1ebfu trong s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p. Cho d\u00f9 trong c\u00e1c th\u00e0nh ph\u1ea7n m\u00e1y in hay s\u1ea3n xu\u1ea5t b\u00e1nh r\u0103ng, POM FW700S \u0111\u1ec1u ho\u1ea1t \u0111\u1ed9ng xu\u1ea5t s\u1eafc, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n v\u00e0 t\u00ednh \u1ed5n \u0111\u1ecbnh c\u1ee7a s\u1ea3n ph\u1ea9m. Do \u0111\u00f3, POM FW700S l\u00e0 l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p c\u00f3 y\u00eau c\u1ea7u ch\u1ed1ng m\u00e0i m\u00f2n cao.<\/span><\/p>\n

 <\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
T\u00ednh ch\u1ea5t \u0111i\u1ec7n<\/span><\/td>\nT\u00ecnh tr\u1ea1ng<\/span><\/td>\nTi\u00eau chu\u1ea9n<\/span><\/td>\nGi\u00e1 tr\u1ecb<\/span><\/td>\n\u0110\u01a1n v\u1ecb<\/span><\/td>\n<\/tr>\n
\u0110i\u1ec7n tr\u1edf b\u1ec1 m\u1eb7t<\/span><\/td>\n\u3000<\/span><\/td>\nASTM D257<\/span><\/td>\n1E14<\/span><\/td>\n\u03a9<\/span><\/td>\n<\/tr>\n
\u0110i\u1ec7n tr\u1edf su\u1ea5t th\u1ec3 t\u00edch<\/span><\/td>\n23\u00b0C<\/span><\/td>\nASTM D257<\/span><\/td>\n1E16<\/span><\/td>\n\u03a9.cm<\/span><\/td>\n<\/tr>\n
H\u00e0nh vi c\u01a1 h\u1ecdc<\/span><\/td>\nT\u00ecnh tr\u1ea1ng<\/span><\/td>\nTi\u00eau chu\u1ea9n<\/span><\/td>\nGi\u00e1 tr\u1ecb<\/span><\/td>\n\u0110\u01a1n v\u1ecb<\/span><\/td>\n<\/tr>\n
\u0110\u1ed9 b\u1ec1n k\u00e9o<\/span><\/td>\nN\u0103ng su\u1ea5t 50mm\/ph\u00fat 3.2mm<\/span><\/td>\nASTM D638<\/span><\/td>\n53.92<\/span><\/td>\nMPa<\/span><\/td>\n<\/tr>\n
\u0110\u1ed9 gi\u00e3n d\u00e0i<\/span><\/td>\nG\u00e3y x\u01b0\u01a1ng 50mm\/ph\u00fat 3.2mm<\/span><\/td>\nASTM D638<\/span><\/td>\n70<\/span><\/td>\n%<\/span><\/td>\n<\/tr>\n
M\u00f4 \u0111un u\u1ed1n<\/span><\/td>\n1,3mm\/ph\u00fat 3,2mm<\/span><\/td>\nASTM D790<\/span><\/td>\n2352.94<\/span><\/td>\nMPa<\/span><\/td>\n<\/tr>\n
\u0110\u1ed9 b\u1ec1n u\u1ed1n<\/span><\/td>\n1,3mm\/ph\u00fat 3,2mm<\/span><\/td>\nASTM D790<\/span><\/td>\n78.43<\/span><\/td>\nMPa<\/span><\/td>\n<\/tr>\n
T\u00e1c \u0111\u1ed9ng c\u1ee7a Izod Notch<\/span><\/td>\n23\u00b0C 6,4mm<\/span><\/td>\nASTM D256<\/span><\/td>\n9<\/span><\/td>\nkJ\/m2<\/span><\/td>\n<\/tr>\n
nhi\u1ec7t<\/span><\/td>\nT\u00ecnh tr\u1ea1ng<\/span><\/td>\nTi\u00eau chu\u1ea9n<\/span><\/td>\nGi\u00e1 tr\u1ecb<\/span><\/td>\n\u0110\u01a1n v\u1ecb<\/span><\/td>\n<\/tr>\n
HDT<\/span><\/td>\nCh\u01b0a \u1ee7 0,45MPa 6,4mm<\/span><\/td>\nASTM D648<\/span><\/td>\n155<\/span><\/td>\n\u00b0C<\/span><\/td>\n<\/tr>\n
HDT<\/span><\/td>\nCh\u01b0a \u1ee7 1,8MPa 6,4mm<\/span><\/td>\nASTM D648<\/span><\/td>\n105<\/span><\/td>\n\u00b0C<\/span><\/td>\n<\/tr>\n
T\u00e0i s\u1ea3n v\u1eadt ch\u1ea5t<\/span><\/td>\nT\u00ecnh tr\u1ea1ng<\/span><\/td>\nTi\u00eau chu\u1ea9n<\/span><\/td>\nGi\u00e1 tr\u1ecb<\/span><\/td>\n\u0110\u01a1n v\u1ecb<\/span><\/td>\n<\/tr>\n
T\u1ec9 tr\u1ecdng<\/span><\/td>\n\u3000<\/span><\/td>\nASTM D792<\/span><\/td>\n1.4<\/span><\/td>\ng\/cm\u00b3<\/span><\/td>\n<\/tr>\n
Ch\u1ec9 s\u1ed1 tan ch\u1ea3y<\/span><\/td>\n190\u00b0C 2,16kg<\/span><\/td>\nASTM D1238<\/span><\/td>\n10<\/span><\/td>\ng\/10 ph\u00fat<\/span><\/td>\n<\/tr>\n
co ng\u00f3t<\/span><\/td>\nL\u01b0u l\u01b0\u1ee3ng 3,2mm<\/span><\/td>\nASTM D955<\/span><\/td>\n2~2.2<\/span><\/td>\n%<\/span><\/td>\n<\/tr>\n
\u0111\u1ed9 c\u1ee9ng<\/span><\/td>\nT\u00ecnh tr\u1ea1ng<\/span><\/td>\nTi\u00eau chu\u1ea9n<\/span><\/td>\nGi\u00e1 tr\u1ecb<\/span><\/td>\n\u0110\u01a1n v\u1ecb<\/span><\/td>\n<\/tr>\n
\u0110\u1ed9 c\u1ee9ng Rockwell<\/span><\/td>\nR(T\u1ef7 l\u1ec7)<\/span><\/td>\nASTM D785<\/span><\/td>\n80<\/span><\/td>\n\u3000<\/span><\/td>\n<\/tr>\n
T\u00ednh d\u1ec5 ch\u00e1y<\/span><\/td>\nT\u00ecnh tr\u1ea1ng<\/span><\/td>\nTi\u00eau chu\u1ea9n<\/span><\/td>\nGi\u00e1 tr\u1ecb<\/span><\/td>\n\u0110\u01a1n v\u1ecb<\/span><\/td>\n<\/tr>\n
X\u1ebfp h\u1ea1ng ng\u1ecdn l\u1eeda<\/span><\/td>\n\u0110\u1ea7y \u0111\u1ee7 m\u00e0u s\u1eafc 0.95-2.9mm<\/span><\/td>\nUL94<\/span><\/td>\nHB<\/span><\/td>\n\u3000<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

\"POM<\/p>\n

Nh\u1ea5p v\u00e0o \u0111\u00e2y \u0111\u1ec3 t\u1ea3i xu\u1ed1ng TDS cho LUCEL POM FW700S<\/a><\/span><\/p>\n

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

Polyoxymethylene, \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi t\u00ean khoa h\u1ecdc l\u00e0 polyformaldehyde (POM), c\u0169ng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 acetal ho\u1eb7c delrin. N\u00f3 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb formaldehyde v\u00e0 c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c th\u00f4ng qua ph\u1ea3n \u1ee9ng tr\u00f9ng h\u1ee3p. D\u1ef1a tr\u00ean c\u1ea5u tr\u00fac c\u1ee7a n\u00f3, POM \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh homopolymer (POM-H) v\u00e0 copolymer (POM-K). C\u1ea3 hai lo\u1ea1i \u0111\u1ec1u l\u00e0 nh\u1ef1a k\u1ef9 thu\u1eadt nhi\u1ec7t d\u1ebbo m\u1eadt \u0111\u1ed9 cao, \u0111\u1ed9 k\u1ebft tinh cao v\u1edbi c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd, c\u01a1 h\u1ecdc v\u00e0 h\u00f3a h\u1ecdc tuy\u1ec7t v\u1eddi, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n.<\/p>","protected":false},"author":1,"featured_media":607,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[35],"class_list":["post-662","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-polyoxymethylene","tag-pom"],"jetpack_featured_media_url":"https:\/\/juyuans.com\/wp-content\/uploads\/2024\/06\/POM-19.jpg","_links":{"self":[{"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/posts\/662","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/comments?post=662"}],"version-history":[{"count":0,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/posts\/662\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/media\/607"}],"wp:attachment":[{"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/media?parent=662"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/categories?post=662"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/tags?post=662"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}