Ihe nkiri UHMW Polyethylene nwere nguzogide abrasion dị oke elu, karịa nguzogide abrasion nke ígwè.Ejikọtara ya na nguzogide kemịkalụ sara mbara yana obere esemokwu na-eme ka UHMW bụrụ ihe injinia nwere oke maka ọtụtụ ngwa ọrụ siri ike.Na-amị amị dị ka polymer® Fluoropolymer, mana super abrasion & eyi na-eguzogide ọgwụ.UHMW Polymers nwere nkezi ịdị arọ molekụla ugboro iri karịa nke resin polyethylene dị elu.Ibu dị elu dị elu na-enye UHMW Polymers nchikota ya pụrụ iche nke njirimara Ngwa: Ime na mpụta maka mmiri mmiri, kemịkalụ, mmanụ ọkụ na hydraulic hoses, ala ala maka skis na bọọdụ snow, mkpuchi maka chutes iji belata esemokwu na iyi.
A mụrụ ihe nkiri skived nke azụmahịa nke ultra-high molecular-weight polyethylene (UHMWPE) nwere oke uniaxial orientation1 n'oge agbaze na crystallisation na oge mkpebi nke 30 s iji chọpụta usoro crystallisation.
Achọpụtara na kristal isotropic na-eme mgbe ọ bụla agbaze na-ekpo ọkụ ruo 140 ◦C ma ọ bụ karịa.A na-eme kristal, ma ọ bụrụ na agbazere agbaze na 138 ◦C ma ọ bụ n'okpuru.Okpomọkụ kachasị mma na-agbaze na-egosi na ọ bụ 136 ◦C.N'oge okpomọkụ a, a na-ehichapụ nanostructure semirystalline nke ihe nkiri mbụ ahụ, ebe a na-echekwa ebe nchekwa nghazi nke gbazee.Ọzọkwa, enweghị ike ibido kristal isothermal na okpomọkụ nke 110◦C na karịa.Na okpomọkụ nke 105 ◦C gbakwasara kristal na-amalite mgbe nkeji 2.5 gachara.Lamellae nwere ọkpụrụkpụ ji nwayọọ nwayọọ na-ebelata na-eto eto n'ime oge isothermal nke 20 min.
N'oge ndị na-esonụ na-abụghị isothermal crystallisation (ọnụego jụrụ oyi: 20◦C/min) obere kristal blocks na-esote-agbata obi na-emekọ ihe.Ya mere, usoro kristal dị ka nke a chọtara na ihe ndị ọzọ polyethylene nwere njupụta njupụta dị elu zuru oke nke a mụrụ na mbụ, ma e wezụga n'ihi nnukwu mkpuchi nke chọrọ maka mmalite nke isothermal crystallisation.
Emeela nyocha nke data na ezigbo oghere site na CDF multidimensional.N'oge agbaze nke ihe nkezi ọkpụrụkpụ nke crystalline n'ígwé na-anọgide na-adịgide adịgide (27 nm), mgbe ogologo oge na-ike na-amụba site 60 nm ka 140 nm.N'ihi na nyocha na-egosi na ọbụna nanostructure mbụ na-achịkwa mmekọrịta ndị agbata obi na-esote naanị nke a pụtara na nkwụsi ike nke lamella na-arịwanye elu n'otu n'otu dịka ọrụ nke anya na ndị agbata obi ya.Ọ bụ ezie na ihe owuwu mbụ ahụ na-egosipụta lamellae toro ogologo, ngalaba recrystallised adịghị obosara karịa ebe dị n'etiti ha na ntụzịaka fiber s3.
Ngwa gụnyere mkpuchi nke ebu, okporo ụzọ ntuziaka, chute liners, ntuziaka yinye, mlide drawer na mbelata mkpọtụ.Ezigbo abrasion na iyi nguzogide.
Oge nzipu: Jun-17-2017