{"id":672,"date":"2024-07-16T02:43:33","date_gmt":"2024-07-16T02:43:33","guid":{"rendered":"https:\/\/juyuans.com\/?p=672"},"modified":"2024-07-16T02:43:33","modified_gmt":"2024-07-16T02:43:33","slug":"nguyen-lieu-tho-ung-dung-banh-rang-cap-phun-lucel-pom-fw715cs","status":"publish","type":"post","link":"https:\/\/juyuans.com\/vi\/nguyen-lieu-tho-ung-dung-banh-rang-cap-phun-lucel-pom-fw715cs\/","title":{"rendered":"Nguy\u00ean li\u1ec7u th\u00f4 \u1ee9ng d\u1ee5ng b\u00e1nh r\u0103ng c\u1ea5p phun LUCEL POM FW715CS"},"content":{"rendered":"

Polyoxymethylene (POM), c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 acetal ho\u1eb7c Delrin, l\u00e0 m\u1ed9t lo\u1ea1i nh\u1ef1a k\u1ef9 thu\u1eadt nhi\u1ec7t d\u1ebbo c\u00f3 m\u1eadt \u0111\u1ed9 cao, \u0111\u1ed9 k\u1ebft tinh cao \u0111\u01b0\u1ee3c t\u1ed5ng h\u1ee3p t\u1eeb formaldehyde v\u00e0 c\u00e1c nguy\u00ean li\u1ec7u th\u00f4 kh\u00e1c. V\u1eadt li\u1ec7u POM \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh homopolymer (POM-H) v\u00e0 copolymer (POM-K), c\u1ea3 hai \u0111\u1ec1u th\u1ec3 hi\u1ec7n c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd, c\u01a1 h\u1ecdc v\u00e0 h\u00f3a h\u1ecdc tuy\u1ec7t v\u1eddi, \u0111\u1eb7c bi\u1ec7t l\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ma s\u00e1t v\u01b0\u1ee3t tr\u1ed9i.<\/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 b\u1ec1 m\u1eb7t nh\u1eb5n, b\u00f3ng v\u00e0 k\u1ebft c\u1ea5u c\u1ee9ng, \u0111\u1eb7c, th\u01b0\u1eddng c\u00f3 m\u00e0u v\u00e0ng nh\u1ea1t ho\u1eb7c tr\u1eafng. V\u1eadt li\u1ec7u n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 d\u00e0i h\u1ea1n t\u1eeb -40\u00b0C \u0111\u1ebfn 100\u00b0C, th\u1ec3 hi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 t\u1ef1 b\u00f4i tr\u01a1n \u0111\u1eb7c bi\u1ec7t. Ngo\u00e0i ra, POM c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng d\u1ea7u v\u00e0 peroxide t\u1ed1t, v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng tia UV c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u0103ng c\u01b0\u1eddng \u0111\u00e1ng k\u1ec3 khi b\u1ed5 sung ch\u1ea5t \u1ed5n \u0111\u1ecbnh UV.<\/span><\/p>\n

Trong s\u1ed1 c\u00e1c v\u1eadt li\u1ec7u POM kh\u00e1c nhau, POM FW715CS l\u00e0 m\u1ed9t m\u00f4 h\u00ecnh c\u00f3 c\u00e1c t\u00ednh ch\u1ea5t \u0111\u1eb7c bi\u1ec7t. N\u00f3 c\u00f3 d\u1ea1ng h\u1ea1t, th\u00edch h\u1ee3p cho \u0111\u00fac phun v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u00e1y c\u1ea5p HB. POM FW715CS \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c b\u1ed9 ph\u1eadn m\u00e1y in, b\u00e1nh r\u0103ng v\u00e0 b\u00e1nh v\u00edt do \u0111\u1eb7c t\u00ednh m\u00e0i m\u00f2n th\u1ea5p c\u1ee7a n\u00f3. V\u1eadt li\u1ec7u n\u00e0y c\u00f3 \u0111\u1ed9 b\u1ec1n k\u00e9o l\u00e0 43,23 MPa, \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t l\u00e0 123%, m\u00f4 \u0111un u\u1ed1n l\u00e0 1986,56 MPa, \u0111\u1ed9 b\u1ec1n u\u1ed1n l\u00e0 64,70 MPa v\u00e0 \u0111\u1ed9 b\u1ec1n va \u0111\u1eadp Charpy c\u00f3 kh\u00eda l\u00e0 5,1 kJ\/m\u00b2 (\u1edf 23\u00b0C). Nhi\u1ec7t \u0111\u1ed9 bi\u1ebfn d\u1ea1ng nhi\u1ec7t c\u1ee7a n\u00f3 \u1edf tr\u1ea1ng th\u00e1i ch\u01b0a \u1ee7 l\u00e0 92\u00b0C, v\u1edbi tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang l\u00e0 1,49 g\/cm\u00b3, ch\u1ec9 s\u1ed1 d\u00f2ng ch\u1ea3y n\u00f3ng ch\u1ea3y l\u00e0 10 g\/10 ph\u00fat (\u1edf 190\u00b0C, 2,16kg), t\u1ef7 l\u1ec7 co ng\u00f3t l\u00e0 1,7~2,1%, \u0111\u1ed9 c\u1ee9ng Rockwell l\u00e0 69 (thang M) v\u00e0 x\u1ebfp h\u1ea1ng ng\u1ecdn l\u1eeda UL94 HB.<\/span><\/p>\n

Do kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n cao v\u00e0 \u0111\u1eb7c t\u00ednh ch\u1ed1ng m\u00e0i m\u00f2n th\u1ea5p, POM FW715CS \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c th\u00e0nh ph\u1ea7n \u0111\u00f2i h\u1ecfi kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c cao, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c b\u1ed9 ph\u1eadn m\u00e1y in v\u00e0 b\u00e1nh r\u0103ng. C\u00e1c \u0111\u1eb7c t\u00ednh c\u01a1 h\u1ecdc v\u00e0 nhi\u1ec7t tuy\u1ec7t v\u1eddi c\u1ee7a n\u00f3 cung c\u1ea5p tri\u1ec3n v\u1ecdng \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong l\u0129nh v\u1ef1c nh\u1ef1a k\u1ef9 thu\u1eadt.<\/span><\/p>\n

 <\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\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 5mm\/ph\u00fat 3.2mm<\/span><\/td>\nASTM D638<\/span><\/td>\n43.23<\/span><\/td>\nMPa<\/span><\/td>\n<\/tr>\n
\u0110\u1ed9 gi\u00e3n d\u00e0i<\/span><\/td>\nG\u00e3y x\u01b0\u01a1ng 5mm\/ph\u00fat 3.2mm<\/span><\/td>\nASTM D638<\/span><\/td>\n123<\/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>\n1986.56<\/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>\n64.70<\/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>\n5.1<\/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 1,8MPa 6,4mm<\/span><\/td>\nASTM D648<\/span><\/td>\n92<\/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>\n1.49<\/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>\n1.7~2.1<\/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>\nM(T\u1ef7 l\u1ec7)<\/span><\/td>\nASTM D785<\/span><\/td>\n69<\/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>\n0,95mm<\/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 FW715CS<\/a><\/span><\/p>\n

 <\/p>\n

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

Polyoxymethylene (POM), c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 acetal ho\u1eb7c Delrin, l\u00e0 m\u1ed9t lo\u1ea1i nh\u1ef1a k\u1ef9 thu\u1eadt nhi\u1ec7t d\u1ebbo c\u00f3 m\u1eadt \u0111\u1ed9 cao, \u0111\u1ed9 k\u1ebft tinh cao \u0111\u01b0\u1ee3c t\u1ed5ng h\u1ee3p t\u1eeb formaldehyde v\u00e0 c\u00e1c nguy\u00ean li\u1ec7u th\u00f4 kh\u00e1c. V\u1eadt li\u1ec7u POM \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh homopolymer (POM-H) v\u00e0 copolymer (POM-K), c\u1ea3 hai \u0111\u1ec1u th\u1ec3 hi\u1ec7n c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd, c\u01a1 h\u1ecdc v\u00e0 h\u00f3a h\u1ecdc tuy\u1ec7t v\u1eddi, \u0111\u1eb7c bi\u1ec7t l\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ma s\u00e1t v\u01b0\u1ee3t tr\u1ed9i.<\/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-672","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\/672","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=672"}],"version-history":[{"count":0,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/posts\/672\/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=672"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/categories?post=672"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/tags?post=672"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}