{"id":670,"date":"2024-07-16T02:33:46","date_gmt":"2024-07-16T02:33:46","guid":{"rendered":"https:\/\/juyuans.com\/?p=670"},"modified":"2024-07-16T02:33:46","modified_gmt":"2024-07-16T02:33:46","slug":"lucel-pom-fw-715c-phun-lop-chuyen-mach-ung-dung-nguyen-lieu-tho","status":"publish","type":"post","link":"https:\/\/juyuans.com\/vi\/lucel-pom-fw-715c-phun-lop-chuyen-mach-ung-dung-nguyen-lieu-tho\/","title":{"rendered":"LUCEL POM FW-715C Nguy\u00ean li\u1ec7u th\u00f4 \u1ee9ng d\u1ee5ng c\u00f4ng t\u1eafc phun"},"content":{"rendered":"

Polyoxymethylene (POM), c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 polyacetal ho\u1eb7c acetal, 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, th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Delrin ho\u1eb7c th\u00e9p nh\u1ef1a k\u1ef9 thu\u1eadt. N\u00f3 \u0111\u01b0\u1ee3c tr\u00f9ng h\u1ee3p t\u1eeb formaldehyde v\u00e0 ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c chia th\u00e0nh POM homopolymer (POM-H) v\u00e0 POM copolymer (POM-K). V\u1eadt li\u1ec7u n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt kh\u00e1c nhau do c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd, c\u01a1 h\u1ecdc v\u00e0 h\u00f3a h\u1ecdc tuy\u1ec7t v\u1eddi c\u1ee7a n\u00f3, \u0111\u1eb7c bi\u1ec7t l\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ma s\u00e1t.<\/span><\/p>\n

V\u1eadt li\u1ec7u POM c\u00f3 \u0111\u1ed9 k\u1ebft tinh m\u1eadt \u0111\u1ed9 cao kh\u00f4ng c\u00f3 chu\u1ed7i b\u00ean, th\u1ec3 hi\u1ec7n hi\u1ec7u su\u1ea5t to\u00e0n di\u1ec7n v\u01b0\u1ee3t tr\u1ed9i. \u0110\u00e2y l\u00e0 v\u1eadt li\u1ec7u m\u1ecbn, b\u00f3ng, c\u1ee9ng v\u00e0 \u0111\u1eb7c, th\u01b0\u1eddng c\u00f3 m\u00e0u v\u00e0ng nh\u1ea1t ho\u1eb7c tr\u1eafng, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng l\u00e2u d\u00e0i trong ph\u1ea1m vi 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\u1ef1 b\u00f4i tr\u01a1n c\u1ee7a POM v\u01b0\u1ee3t tr\u1ed9i h\u01a1n h\u1ea7u h\u1ebft c\u00e1c lo\u1ea1i nh\u1ef1a k\u1ef9 thu\u1eadt, \u0111\u1ed3ng th\u1eddi c\u0169ng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng d\u1ea7u v\u00e0 peroxide t\u1ed1t. B\u1eb1ng c\u00e1ch th\u00eam t\u00e1c nh\u00e2n UV, kh\u1ea3 n\u0103ng ch\u1ed1ng tia UV c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3.<\/span><\/p>\n

POM FW-715C l\u00e0 lo\u1ea1i POM \u0111\u1eb7c bi\u1ec7t, c\u00f3 m\u00e0u s\u1eafc t\u1ef1 nhi\u00ean v\u00e0 d\u1ea1ng h\u1ea1t, th\u00edch h\u1ee3p cho \u00e9p phun. \u0110\u1ed9 b\u1ec1n k\u00e9o \u1edf 23\u00b0C l\u00e0 54 MPa, v\u1edbi h\u1ec7 s\u1ed1 ma s\u00e1t t\u0129nh l\u00e0 0,09 v\u00e0 h\u1ec7 s\u1ed1 ma s\u00e1t \u0111\u1ed9ng l\u00e0 0,11. POM FW-715C c\u00f3 \u0111\u1ed9 gi\u00e3n d\u00e0i l\u00e0 35%, v\u1edbi m\u00f4 \u0111un u\u1ed1n v\u00e0 \u0111\u1ed9 b\u1ec1n u\u1ed1n cao l\u1ea7n l\u01b0\u1ee3t l\u00e0 2900 MPa v\u00e0 78 MPa. V\u1ec1 nhi\u1ec7t \u0111\u1ed9 bi\u1ebfn d\u1ea1ng nhi\u1ec7t, l\u00e0 160\u00b0C \u1edf 0,45 MPa v\u00e0 125\u00b0C \u1edf 1,8 MPa \u1edf tr\u1ea1ng th\u00e1i ch\u01b0a \u1ee7.<\/span><\/p>\n

Ngo\u00e0i ra, POM FW-715C c\u00f3 \u0111\u1ed9 m\u00e0i m\u00f2n Taber th\u1ea5p v\u00e0 hi\u1ec7u su\u1ea5t va \u0111\u1eadp kh\u00eda d\u1ea7m c\u00f4ng x\u00f4n t\u1ed1t, v\u1edbi c\u00e1c gi\u00e1 tr\u1ecb l\u1ea7n l\u01b0\u1ee3t l\u00e0 10 mg\/1000 chu k\u1ef3 v\u00e0 6,12 kJ\/m\u00b2 \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng. Tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang c\u1ee7a n\u00f3 l\u00e0 1,48 g\/cm\u00b3, v\u1edbi t\u1ef7 l\u1ec7 co ng\u00f3t l\u00e0 1,7% theo h\u01b0\u1edbng d\u00f2ng ch\u1ea3y v\u00e0 2% theo h\u01b0\u1edbng th\u1eb3ng \u0111\u1ee9ng. V\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 c\u1ee9ng Rockwell l\u00e0 70 v\u00e0 x\u1ebfp h\u1ea1ng ch\u1ed1ng ch\u00e1y l\u00e0 UL94 HB cho \u0111\u1ed9 d\u00e0y t\u1eeb 0,95 \u0111\u1ebfn 2,9 mm, ph\u00f9 h\u1ee3p v\u1edbi v\u1eadt li\u1ec7u m\u00e0u \u0111en, tr\u1eafng v\u00e0 \u0111\u1ecf.<\/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\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>\nNgh\u1ec9 23\u00b0C<\/span><\/td>\nASTM D638<\/span><\/td>\n54<\/span><\/td>\nMPa<\/span><\/td>\n<\/tr>\n
H\u1ec7 s\u1ed1 ma s\u00e1t<\/span><\/td>\nT\u0129nh<\/span><\/td>\nTi\u00eau chu\u1ea9n ASTMD3702<\/span><\/td>\n0.09<\/span><\/td>\n\u3000<\/span><\/td>\n<\/tr>\n
H\u1ec7 s\u1ed1 ma s\u00e1t<\/span><\/td>\nN\u0103ng \u0111\u1ed9ng<\/span><\/td>\nTi\u00eau chu\u1ea9n ASTMD3702<\/span><\/td>\n0.11<\/span><\/td>\n\u3000<\/span><\/td>\n<\/tr>\n
\u0110\u1ed9 gi\u00e3n d\u00e0i<\/span><\/td>\n23\u00b0C<\/span><\/td>\nASTM D638<\/span><\/td>\n35<\/span><\/td>\n%<\/span><\/td>\n<\/tr>\n
Tiber hao m\u00f2n<\/span><\/td>\n\u3000<\/span><\/td>\nTi\u00eau chu\u1ea9n ASTMD1044<\/span><\/td>\n10<\/span><\/td>\nmg\/1000cy<\/span><\/td>\n<\/tr>\n
M\u00f4 \u0111un u\u1ed1n<\/span><\/td>\n23\u00b0C<\/span><\/td>\nASTM D790<\/span><\/td>\n2900<\/span><\/td>\nMPa<\/span><\/td>\n<\/tr>\n
\u0110\u1ed9 b\u1ec1n u\u1ed1n<\/span><\/td>\n23\u00b0C<\/span><\/td>\nASTM D790<\/span><\/td>\n78<\/span><\/td>\nMPa<\/span><\/td>\n<\/tr>\n
T\u00e1c \u0111\u1ed9ng c\u1ee7a Izod Notch<\/span><\/td>\n\u3000<\/span><\/td>\nASTM D256<\/span><\/td>\n56.12<\/span><\/td>\nkJ\/m2<\/span><\/td>\n<\/tr>\n
T\u00e1c \u0111\u1ed9ng c\u1ee7a Izod Notch<\/span><\/td>\n23\u00b0C<\/span><\/td>\nASTM D256<\/span><\/td>\n6.12<\/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>\nKh\u00f4ng \u1ee7 0,45MPa<\/span><\/td>\nASTM D648<\/span><\/td>\n160<\/span><\/td>\n\u00b0C<\/span><\/td>\n<\/tr>\n
HDT<\/span><\/td>\n1.8MPa kh\u00f4ng \u0111\u01b0\u1ee3c \u1ee7<\/span><\/td>\nASTM D648<\/span><\/td>\n125<\/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>\n1.48<\/span><\/td>\ng\/cm\u00b3<\/span><\/td>\n<\/tr>\n
co ng\u00f3t<\/span><\/td>\nCh\u1ea3y<\/span><\/td>\nTi\u00eau chu\u1ea9n ASTMD995<\/span><\/td>\n1.7<\/span><\/td>\n%<\/span><\/td>\n<\/tr>\n
co ng\u00f3t<\/span><\/td>\nxFlow<\/span><\/td>\nTi\u00eau chu\u1ea9n ASTMD995<\/span><\/td>\n2<\/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>\n70<\/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\u0110en, tr\u1eafng, \u0111\u1ecf 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 FW-715C<\/a><\/span><\/p>\n

 <\/p>\n

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

Polyoxymethylene (POM), c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 polyacetal ho\u1eb7c acetal, 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, th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Delrin ho\u1eb7c th\u00e9p nh\u1ef1a k\u1ef9 thu\u1eadt. N\u00f3 \u0111\u01b0\u1ee3c tr\u00f9ng h\u1ee3p t\u1eeb formaldehyde v\u00e0 ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c chia th\u00e0nh POM homopolymer (POM-H) v\u00e0 POM copolymer (POM-K). V\u1eadt li\u1ec7u n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt kh\u00e1c nhau do c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd, c\u01a1 h\u1ecdc v\u00e0 h\u00f3a h\u1ecdc tuy\u1ec7t v\u1eddi c\u1ee7a n\u00f3, \u0111\u1eb7c bi\u1ec7t l\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ma s\u00e1t.<\/p>","protected":false},"author":1,"featured_media":609,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[35],"class_list":["post-670","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-21.jpg","_links":{"self":[{"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/posts\/670","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=670"}],"version-history":[{"count":0,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/posts\/670\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/media\/609"}],"wp:attachment":[{"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/media?parent=670"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/categories?post=670"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/tags?post=670"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}