{"id":657,"date":"2024-07-15T05:37:55","date_gmt":"2024-07-15T05:37:55","guid":{"rendered":"https:\/\/juyuans.com\/?p=657"},"modified":"2024-07-15T05:37:55","modified_gmt":"2024-07-15T05:37:55","slug":"lucel-pom-fw700n-nguyen-lieu-nhua-tho","status":"publish","type":"post","link":"https:\/\/juyuans.com\/vi\/lucel-pom-fw700n-nguyen-lieu-nhua-tho\/","title":{"rendered":"Nguy\u00ean li\u1ec7u nh\u1ef1a LUCEL POM FW700N"},"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 th\u00f4ng qua qu\u00e1 tr\u00ecnh tr\u00f9ng h\u1ee3p formaldehyde v\u00e0 c\u00e1c nguy\u00ean li\u1ec7u th\u00f4 kh\u00e1c. T\u00f9y thu\u1ed9c v\u00e0o ph\u01b0\u01a1ng ph\u00e1p tr\u00f9ng h\u1ee3p, POM \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh homopolymer (POM-H) v\u00e0 copolymer (POM-K), c\u1ea3 hai \u0111\u1ec1u \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi 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 v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n.<\/span><\/p>\n

POM c\u00f3 c\u1ea5u tr\u00fac tinh th\u1ec3 m\u1eadt \u0111\u1ed9 cao kh\u00f4ng c\u00f3 chu\u1ed7i b\u00ean, t\u1ea1o cho n\u00f3 m\u1ed9t b\u1ec1 m\u1eb7t nh\u1eb5n, b\u00f3ng, c\u1ee9ng v\u00e0 \u0111\u1eb7c, th\u01b0\u1eddng 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 \u1edf nhi\u1ec7t \u0111\u1ed9 t\u1eeb -40\u00b0C \u0111\u1ebfn 100\u00b0C. Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 t\u00ednh ch\u1ea5t t\u1ef1 b\u00f4i tr\u01a1n c\u1ee7a n\u00f3 v\u01b0\u1ee3t tr\u1ed9i h\u01a1n h\u1ea7u h\u1ebft c\u00e1c lo\u1ea1i nh\u1ef1a k\u1ef9 thu\u1eadt, v\u00e0 n\u00f3 c\u0169ng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng d\u1ea7u v\u00e0 peroxide t\u1ed1t. B\u1eb1ng c\u00e1ch th\u00eam c\u00e1c t\u00e1c nh\u00e2n UV, kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ea1i tia c\u1ef1c t\u00edm c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u0103ng c\u01b0\u1eddng \u0111\u00e1ng k\u1ec3.<\/span><\/p>\n

POM FW700N l\u00e0 m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u chuy\u00ean d\u1ee5ng, ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c x\u1eed l\u00fd th\u00f4ng qua qu\u00e1 tr\u00ecnh \u00e9p phun v\u00e0 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i l\u00e0 lo\u1ea1i ch\u1ed1ng m\u00e0i m\u00f2n v\u1edbi \u0111\u1eb7c t\u00ednh m\u00e0i m\u00f2n th\u1ea5p. N\u00f3 c\u00f3 \u0111\u1ed9 b\u1ec1n k\u00e9o l\u00e0 53,72 MPa, \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t l\u00e0 34%, m\u00f4 \u0111un u\u1ed1n l\u00e0 1805,58 MPa, \u0111\u1ed9 b\u1ec1n u\u1ed1n l\u00e0 70,29 MPa, \u0111\u1ed9 b\u1ec1n va \u0111\u1eadp Izod c\u00f3 kh\u00eda l\u00e0 4,6 kJ\/m\u00b2, nhi\u1ec7t \u0111\u1ed9 bi\u1ebfn d\u1ea1ng nhi\u1ec7t l\u00e0 93\u00b0C, tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang l\u00e0 1,39 g\/cm\u00b3, ch\u1ec9 s\u1ed1 d\u00f2ng ch\u1ea3y n\u00f3ng ch\u1ea3y l\u00e0 15 g\/10 ph\u00fat v\u00e0 t\u1ef7 l\u1ec7 co ng\u00f3t d\u00f2ng ch\u1ea3y l\u00e0 1,8~2,2%. Nh\u1eefng \u0111\u1eb7c t\u00ednh tuy\u1ec7t v\u1eddi n\u00e0y l\u00e0m cho POM FW700N \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 c\u00e1c b\u1ed9 ph\u1eadn m\u00e1y in, b\u00e1nh r\u0103ng v\u00e0 b\u00e1nh r\u0103ng tr\u1ee5c v\u00edt.<\/span><\/p>\n

 <\/p>\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 50mm\/ph\u00fat 3.2mm<\/span><\/td>\nASTM D638<\/span><\/td>\n53.72<\/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>\n34<\/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>\n1805.58<\/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>\n70.29<\/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>\n4.6<\/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>\n93<\/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>\n1.39<\/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>\n15<\/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>\n1.8~2.2<\/span><\/td>\n%<\/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 FW700N<\/a><\/span><\/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 th\u00f4ng qua qu\u00e1 tr\u00ecnh tr\u00f9ng h\u1ee3p formaldehyde v\u00e0 c\u00e1c nguy\u00ean li\u1ec7u th\u00f4 kh\u00e1c. T\u00f9y thu\u1ed9c v\u00e0o ph\u01b0\u01a1ng ph\u00e1p tr\u00f9ng h\u1ee3p, POM \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh homopolymer (POM-H) v\u00e0 copolymer (POM-K), c\u1ea3 hai \u0111\u1ec1u \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi 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 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-657","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\/657","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=657"}],"version-history":[{"count":0,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/posts\/657\/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=657"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/categories?post=657"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/tags?post=657"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}