{"id":654,"date":"2024-07-15T03:39:41","date_gmt":"2024-07-15T03:39:41","guid":{"rendered":"https:\/\/juyuans.com\/?p=654"},"modified":"2024-07-15T03:39:41","modified_gmt":"2024-07-15T03:39:41","slug":"lucel-pom-fw-700a-nguyen-lieu-nhua","status":"publish","type":"post","link":"https:\/\/juyuans.com\/vi\/lucel-pom-fw-700a-nguyen-lieu-nhua\/","title":{"rendered":"Nguy\u00ean li\u1ec7u nh\u1ef1a LUCEL POM FW-700A"},"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, tinh th\u1ec3 cao \u0111\u01b0\u1ee3c tr\u00f9ng h\u1ee3p ch\u1ee7 y\u1ebfu t\u1eeb formaldehyde. V\u1eadt li\u1ec7u POM ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c chia th\u00e0nh \u0111\u1ed3ng tr\u00f9ng h\u1ee3p POM (POM-H) v\u00e0 \u0111\u1ed3ng tr\u00f9ng h\u1ee3p POM (POM-K). Ch\u00fang th\u1ec3 hi\u1ec7n hi\u1ec7u su\u1ea5t tuy\u1ec7t v\u1eddi trong c\u00e1c \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt do c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd, c\u01a1 h\u1ecdc v\u00e0 h\u00f3a h\u1ecdc v\u01b0\u1ee3t tr\u1ed9i, \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, \u0111\u1eb7c tr\u01b0ng b\u1edfi 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 li\u00ean t\u1ee5c trong ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 t\u1eeb -40 \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 tuy\u1ec7t v\u1eddi. So v\u1edbi h\u1ea7u h\u1ebft c\u00e1c lo\u1ea1i nh\u1ef1a k\u1ef9 thu\u1eadt, POM c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng d\u1ea7u v\u00e0 peroxide v\u01b0\u1ee3t tr\u1ed9i. B\u1eb1ng c\u00e1ch th\u00eam ch\u1ea5t \u1ed5n \u0111\u1ecbnh tia UV, kh\u1ea3 n\u0103ng ch\u1ed1ng tia UV c\u1ee7a n\u00f3 c\u0169ng \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3.<\/span><\/p>\n

Trong s\u1ed1 c\u00e1c v\u1eadt li\u1ec7u POM kh\u00e1c nhau, POM FW-700A n\u1ed5i b\u1eadt v\u1edbi c\u00e1c th\u00f4ng s\u1ed1 hi\u1ec7u su\u1ea5t tuy\u1ec7t v\u1eddi c\u1ee7a n\u00f3. V\u1eadt li\u1ec7u n\u00e0y c\u00f3 \u0111\u1ed9 b\u1ec1n k\u00e9o l\u00e0 54 MPa, h\u1ec7 s\u1ed1 ma s\u00e1t t\u0129nh l\u00e0 0,09, h\u1ec7 s\u1ed1 ma s\u00e1t \u0111\u1ed9ng l\u00e0 0,12 v\u00e0 \u0111\u1ed9 gi\u00e3n d\u00e0i l\u00e0 60%. \u0110\u1ed9 m\u00e0i m\u00f2n Taber c\u1ee7a n\u00f3 l\u00e0 11 mg\/1000 chu k\u1ef3, m\u00f4 \u0111un u\u1ed1n l\u00e0 2250 MPa v\u00e0 \u0111\u1ed9 b\u1ec1n u\u1ed1n l\u00e0 75 MPa. \u0110\u1ed9 b\u1ec1n va \u0111\u1eadp Izod c\u00f3 kh\u00eda \u1edf 23\u00b0C l\u00e0 66,32 kJ\/m\u00b2 v\u00e0 nhi\u1ec7t \u0111\u1ed9 bi\u1ebfn d\u1ea1ng nhi\u1ec7t l\u00e0 160\u00b0C \u1edf 0,45 MPa v\u00e0 110\u00b0C \u1edf 1,8 MPa. N\u00f3 c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang l\u00e0 1,39 g\/cm\u00b3, t\u1ef7 l\u1ec7 co ng\u00f3t l\u00e0 2% theo h\u01b0\u1edbng d\u00f2ng ch\u1ea3y v\u00e0 2,2% theo h\u01b0\u1edbng vu\u00f4ng g\u00f3c v\u00e0 \u0111\u1ed9 c\u1ee9ng Rockwell l\u00e0 75.<\/span><\/p>\n

Nh\u1eefng \u0111\u1eb7c t\u00ednh n\u00e0y l\u00e0m cho POM FW-700A \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong ng\u00e0nh c\u00f4ng nghi\u1ec7p \u00f4 t\u00f4, thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed v\u00e0 \u0111i\u1ec7n, v\u00e0 s\u1ea3n xu\u1ea5t h\u00e0ng ti\u00eau d\u00f9ng. Trong ng\u00e0nh c\u00f4ng nghi\u1ec7p \u00f4 t\u00f4, n\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t c\u00e1c th\u00e0nh ph\u1ea7n h\u1ec7 th\u1ed1ng nhi\u00ean li\u1ec7u, linh ki\u1ec7n \u0111i\u1ec7n t\u1eed v\u00e0 h\u1ec7 th\u1ed1ng kh\u00f3a c\u1eeda. Trong l\u0129nh v\u1ef1c \u0111i\u1ec7n t\u1eed v\u00e0 \u0111i\u1ec7n, n\u00f3 ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec1u b\u1ed9 ph\u1eadn ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ea7u n\u1ed1i c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n. Trong l\u0129nh v\u1ef1c h\u00e0ng ti\u00eau d\u00f9ng, POM FW-700A \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t kh\u00f3a k\u00e9o, ch\u1ed1t c\u00e0i v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn \u0111\u1ed3ng h\u1ed3, trong s\u1ed1 c\u00e1c m\u1eb7t h\u00e0ng h\u00e0ng ng\u00e0y kh\u00e1c.<\/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
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<\/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>\n0.12<\/span><\/td>\n<\/td>\n<\/tr>\n
\u0110\u1ed9 gi\u00e3n d\u00e0i<\/span><\/td>\n23\u00b0C<\/span><\/td>\nASTM D638<\/span><\/td>\n60<\/span><\/td>\n%<\/span><\/td>\n<\/tr>\n
Tiber hao m\u00f2n<\/span><\/td>\n<\/td>\nTi\u00eau chu\u1ea9n ASTMD1044<\/span><\/td>\n11<\/span><\/td>\nmg\/1000cy<\/span><\/td>\n<\/tr>\n
M\u00f4 \u0111un u\u1ed1n<\/span><\/td>\n23\u00b0C<\/span><\/td>\nASTM D790<\/span><\/td>\n2250<\/span><\/td>\nMPa<\/span><\/td>\n<\/tr>\n
\u0110\u1ed9 b\u1ec1n u\u1ed1n<\/span><\/td>\n23\u00b0C<\/span><\/td>\nASTM D790<\/span><\/td>\n75<\/span><\/td>\nMPa<\/span><\/td>\n<\/tr>\n
T\u00e1c \u0111\u1ed9ng c\u1ee7a Izod Notch<\/span><\/td>\n<\/td>\nASTM D256<\/span><\/td>\n71.42<\/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>\n66.32<\/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>\n110<\/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<\/td>\nASTM D792<\/span><\/td>\n1.39<\/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>\n2<\/span><\/td>\n%<\/span><\/td>\n<\/tr>\n
co ng\u00f3t<\/span><\/td>\nxFlow<\/span><\/td>\nTi\u00eau chu\u1ea9n ASTMD995<\/span><\/td>\n2.2<\/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>\nM(T\u1ef7 l\u1ec7)<\/span><\/td>\nASTM D785<\/span><\/td>\n75<\/span><\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

\"POM<\/span><\/p>\n

Nh\u1ea5p v\u00e0o \u0111\u00e2y \u0111\u1ec3 t\u1ea3i xu\u1ed1ng TDS cho LUCEL POM FW-700A<\/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, tinh th\u1ec3 cao \u0111\u01b0\u1ee3c tr\u00f9ng h\u1ee3p ch\u1ee7 y\u1ebfu t\u1eeb formaldehyde. V\u1eadt li\u1ec7u POM ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c chia th\u00e0nh \u0111\u1ed3ng tr\u00f9ng h\u1ee3p POM (POM-H) v\u00e0 \u0111\u1ed3ng tr\u00f9ng h\u1ee3p POM (POM-K). Ch\u00fang th\u1ec3 hi\u1ec7n hi\u1ec7u su\u1ea5t tuy\u1ec7t v\u1eddi trong c\u00e1c \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt do c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd, c\u01a1 h\u1ecdc v\u00e0 h\u00f3a h\u1ecdc v\u01b0\u1ee3t tr\u1ed9i, \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":614,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[35],"class_list":["post-654","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-26.jpg","_links":{"self":[{"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/posts\/654","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=654"}],"version-history":[{"count":0,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/posts\/654\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/media\/614"}],"wp:attachment":[{"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/media?parent=654"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/categories?post=654"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/juyuans.com\/vi\/wp-json\/wp\/v2\/tags?post=654"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}