Njirimara nke ultra-elu molethylene (Uhmwpe)

Ultra-elu molethylene dị elu polyethylene (uhmwpe na-ezo aka polyethylene na uka na-ekwu okwu nke 150 × 104 ma ọ bụ karịa plastics ọhụrụ. Ijuanya nke Uhmwpe na MeLecular Milecular Mass nke 200 × 104 bụ naanị 0.935G / CM3, nke dị ala karịa nke PTFE, na ihe karịrị 30% dị ala karịa Nke paraffofordehyde, n'ihi ya, a na-egosipụta ngwaahịa ya site n'ibu ibu ìhè. Uhmwpe nwere ihe dị iche iche kachasị mma, akụrụngwa anụ ahụ, akụrụngwa kemịkalụ, na-eguzogide, na-eguzogide ihe, ọ dịghị mfe ịgbaso ihe ndị si mba ọzọ, ịdị ọcha na Ọ na-adịghị egbu egbu, recycling na obere ọnọdụ okpomọkụ, wdg, nguzogide na-eguzogide ike dị oke njọ. Mmebi ya bụ ndị na-adịghị mma na-eguzogide okpomọkụ, ala siri ike, ike tensile dị ala, akụrụngwa ire ọkụ.

1. data arụmọrụ nke Uhmwpe

2. Njirimara eji eme ihe

(1) Mmetụta iguzogide

Ike mmetụta nke Uhmwpe bụ n'etiti ndị kachasị mma na plastik injin niile. Uhmwpe nwere ike ịnọgide na-eguzogide mmetụta dị mma ọbụna na obere okpomọkụ, na ọbụna na mmiri mmiri nitrogen (-196 ℃), uhmwpe nwekwara ezigbo mmetụta, nke bụ njiri mara nke plastics ndị ọzọ enweghị. Ike mmetụta ya na-amalite ịbawanye na mmụba nke akwara molecular nke 150 × 104 ma ọ bụ ka iru oke molecular nke ịrị elu na nwayọ. Ike mmetụta nke Uhmwpe dị ihe dị ka ugboro abụọ ka nke polycarbonate, Asg Abs, Asg ugboro ise, paraformehyde na pbt.

(2) Ngugide Aa

Nguzogide nke Uhmwpe n'elu ndepụta plastik, ọtụtụ oge dị elu karịa nke ígwè carbon na ọla, enwere ike ịgakwuru mmụba nke akwara. Ọgụgụ 1-1 na-egosi ntụnyere nke iyi na-eyi nguzogide n'etiti uhmwpe na ihe ndị ọzọ. Ọnọdụ ule dị ka ndị a: A na-eji mmiri mmiri mejupụtara mmiri na ájá 3; Ọsọ ntụgharị nke ibe ule bụ 900r / min; Oge na-agba ọsọ bụ 7h.

Tụnyere ngụkọta afia nke uhmwpe na ihe ndị ọzọ

(3) - lubrication

Uhmwpe nwere ezigbo mmanu mmanu na akpukpo ahihia di ike dika nke PTFE. Tebụl 1-2 Nke a na-edetara ntụnyere nke enweghị atụ nke ihe dị n'etiti Uhmwpe na plastik ndị ọzọ injinịa. Enwere ike ịhụ na kinetic na-enweghị atụ nke Uhmwpe nke Uhbrotion n'okpuru ite nke pa66 na nke abụọ naanị na PTFE, nke nwere ihe kachasị mma nke PTFE, nke nwere ihe kachasị mma na-egbu onwe gị n'etiti pthestics. Mgbe ọ na-arụ ọrụ na mgbapụta ma ọ bụ nke na-agbagharị, ọ nwere arụmọrụ sking dị mma karịa ígwè na ọla na mgbakwunye nke mmanu mmanu. Ọzọkwa, ọnụahịa nke Uhmwpe dị ala, yabụ n'ọhịa nke ọgba aghara, a na-ewere ya dị ka ihe ijuanya na oke arụmọrụ dị oke ọnụ.

Tụnyere PROPRIC PROLER DED PACKORE N'ANYA N'AKA NIILE

(4) ike tensile

A na-enwe ike itinye ya na uhmwpe bụ ihe metụtara molecular uka na njupụta, na mmụba nke akwara molecular na ibelata, ike elu-elu-elu-igwe-ike-ya wedata; Agbanyeghị, mgbe njupụta dị 0.94g / cm3 ma ọ bụ oke molecular dị ka 150 × 104, mgbanwe nke ndị na-ebu mkpụrụ ego na-agbagha, ma na-agagharị na-adịkarị mma. Ihe omume tensile na-agbasa ike bụ ihe metụtara mpụta molecular uka, na mmetụta nke njupụta na ya bụ nke na-enweghị nchegharị. N'adịghị ka ike mkpụrụ ndụ Tensing ike, na mmụba nke molecular uka, a na-amụba ike Tensing na-emebi ike.

3. Njirimara eletriki

Otu dị ka polyethylene nkịtị, akwara akwara nke Uhmwpe bụ naanị carbon na hydrogen, akụrụngwa eletrik na-ahụ maka oke molecular uka, yabụ, ọ nwere akụrụngwa mkpuchi mkpuchi eletrik. Olu ya na-eguzogide dị elu dị ka 1016 ~ 1018ω-cm, na dielcetcric mfu asergle vagent bụ (2 ~ 3) × 10) 4.

4. Njirimara ikuku

Iguzogide okpomọkụ nke uhmwpe adịghị elu, iji okpomọkụ dị n'okpuru 100 ℃. Agbanyeghị, n'ihi oke molecular buru oke ibu, ya mere, ya na-agbadata okpomọkụ na nke na-acha uhie uhie dị elu karịa nke Uhmwpe (136 ℃) ka ọ dị obere ma ọ bụ nke nkịtị hdpe Agbanyeghị, Uhmwpe nwere ezigbo ọnọdụ iguzogide ọnọdụ okpomọkụ, oke okpomọkụ dị n'okpuru -70 ℃, ọ bụrụ na mmiri na-acha ọcha dị n'okpuru -70 ℃, na okpomọkụ nke mmiri mmiri (-4 ℃) dị n'okpuru -70 ℃, na okpomọkụ nke mmiri mmiri na-ehi mmiri okpomọkụ dị n'okpuru -70 ℃. Ọnọdụ okpomọkụ dị n'okpuru -70 Celsius C, na ọbụna mmiri na-enweghị isi na-enweghị isi (-269 ° C) Ọ ka nwere ụfọdụ mmetụta na-emetụta ike na ichesi ike. Ọbụlagodi na mmiri mmiri na-enweghị isi (-269 ℃), ọ ka nwere ike ike na iguzogide. Okpomoku di iche iche sitere na -265 ruo 100 ℃, o nwekwara ike ịnọgide na-enweghị isi na ike na-enweghị ike -195 ℃, yabụ enwere ike iji ya na akụkụ dị ala, pipelines, na obere okpomọkụ Ọnọdụ dị ka ụlọ ọrụ nuklia.

5. Ntughari kemịkalụ

Uhmwpe nwere ezigbo kemịkal. Ditat, ethylene glycol, satyline, hercan, hetliohexane, cyllexanol, carbon, carbon, carvents impregnated 25d, ọdịdị ahụ Ọdịdị nke ọdịdị nke enweghị isi ihe atụ, arụmọrụ nke ụdị dị iche iche enweghị mgbanwe. Nke a bụ n'ihi eziokwu na ultra-elu molethylene na-arụ ọrụ na usoro molecular na-arụ ọrụ, ma ọ dịghị ihe ọ bụla na-enweghị eriri na bọọdụ abụọ yana oke kristal. Agbanyeghị, ọ bụghị kwụsie ike na sulfuric acid, actrated hydricloric acid, na-etinye uche hydrocarbons na sydrocarbons na ihe mgbaze ndị ọzọ na-abawanye na ọnọdụ okpomọkụ na-abawanye.

6. Mmiri mmiri

Ọnụego mmiri nke Uhmwpe bụ nke kacha nta n'etiti pillics (lee okpokoro 1-3), nke bụ ihe na-eme ka carbon na hydrogen dị na molekule, Yabụ na ọnụego mmiri mmiri dị oke ala. Ya mere, ngwaahịa a agaghị agbanwe nha n'ihi mmiri mmiri na gburugburu iru mmiri, ma n'otu oge ahụ, ọ gaghị emetụta njikwa ọrụ nke ngwaahịa, dịka nhazi na-eguzogide, na akụrụngwa adịghị mkpa ka akpọnwụ akpọnwụ tupu ịkpụzi na nhazi.

Mbido mmiri nke ọtụtụ plastik na-ahụkarị

7. Ultra-elu molethylene ngwa

Site na arụmọrụ kachasị mma, a na-ejikarị UHMWPE rụọ ọrụ n'ọtụtụ igwe, ngwa eletriki, akụrụngwa kemịkalụ, na akụrụngwa na akụrụngwa, wdg. Ibịkọ, Oghere ọkpọkọ, mkpanaka na ngwaahịa emechara. The main products are: plates, pipes, rods and finished products, which include gears, bearings, bushings, rollers, guide rails, sliders, liners and so on. Site na teknụzụ nhazi nke ngwaahịa nwere ike kewaa, ejikọ, nsị, stampụ, stampụ, na-agwọ ya, a na-akpụ akpụ akpụ akpụ akpụ akpụ akpụ akpụ akpụ.