Xov xwm kev lag luam

Polytetrafluoroethylene (Teflon los yog PTFE), feem ntau hu ua "yas huab tais", yog ib tug polymer compound ua los ntawm polytetrafluoroethylene los ntawm polymerization Tsuas yog molten alkali hlau, PTFE tsis yog corroded los ntawm tej tshuaj reagent. Piv txwv li, thaum boiled ...

Fluororubber yog ib hom hluavtaws polymer elastomer uas muaj fluorine atom ntawm cov pa roj carbon atom ntawm cov saw tseem ceeb lossis sab saw. Kev taw qhia ntawm fluorine atom endows roj hmab nrog zoo heev kub tsis kam, oxidation kuj, roj kuj, corrosion kuj ...

Ethylene propylene roj hmab yog cov roj hmab hluavtaws nrog ethylene thiab propylene ua lub ntsiab monomers. Raws li muaj pes tsawg leeg ntawm monomers hauv cov saw hlau molecular, nws tuaj yeem muab faib ua ethylene propylene diene monomer thiab ethylene propylene diene monomer. Cov...

Styrene butadiene roj hmab (SBR), tseem hu ua polystyrene butadiene copolymer. Kev ua tau zoo thiab cov khoom ua tau zoo yog ze rau ntawm cov roj hmab ntuj. Qee yam khoom xws li hnav tsis kam, kub tsis kam, kev laus ua haujlwm thiab vulcanization ...

NBR yog tau los ntawm emulsion polymerization ntawm butadiene thiab acrylonitrile, thiab NBR yog tsuas yog tsim los ntawm tsis tshua muaj kub emulsion polymerization. Cov roj ua haujlwm zoo, siab hnav tsis kam, zoo tshav kub tsis kam, muaj zog adhesion. Nws qhov tsis zoo yog qhov tsis zoo ...

Neoprene, tseem hu ua neoprene, yog cov roj hmab tshiab. Nws yog tsim los ntawm chloroprene (xws li 2-chloro-1,3-butadiene) α- hluavtaws roj hmab, uas yog tsim los ntawm polymerization, yog dav siv nyob rau hauv weathering resistant khoom, nplaum ib leeg, txheej thiab foob pob ua ntxaij ...

Cov roj hmab ntuj roj hmab ntuj roj hmab yog ib hom ntuj molecular compound nrog polyisoprene ua lub ntsiab tivthaiv. Nws cov mis molecular yog (c5h8) n. 91% ~ 94% ntawm nws cov khoom yog roj hmab hydrocarbons (polyisoprene), thiab tus so yog tsis rubbe ...

Valve raws li ib qho ntawm cov khoom siv tseem ceeb hauv kev tsim khoom, los ntawm kev xaiv los siv rau kev kho yuav ntsib ntau yam teeb meem, ntawm no Xiaobian tau sau qee qhov teeb meem tshwm sim, saib seb nws puas tuaj yeem pab koj? 1, Dab tsi yog peb yam tseem ceeb uas yuav tsum muaj kev sib koom ...

① Taw qhia ntawm gasket Polytetrafluoroethylene (PTFE) packing gasket yog ib hom non-metallic composite cushion, uas feem ntau yog tsim los ntawm ob qhov chaw: lub hau thiab qhov ntxig. Lub luag haujlwm tseem ceeb ntawm lub hnab ntawv yog anti-corrosion, uas feem ntau yog ua ...

Gasket yog lub ntsiab foob ntawm flange kev twb kev txuas, yog li kev xaiv kom raug ntawm gasket kuj yog tus yuam sij kom ntseeg tau tias flange kev twb kev txuas tsis xau. Raws li cov ntaub ntawv sib txawv, gaskets tuaj yeem muab faib ua ntau hom. Ntxiv nrog rau hom gasket, th...