Yas npas Valve feem ntau yog siv los txiav tawm lossis txuas lub nruab nrab hauv cov raj dej, tab sis kuj tseem siv rau kev tswj thiab kev tswj cov kua. Pob valve muaj ntau yam zoo, xws li kua dej tsawg, muaj cov khoom siv zoo, muaj cov khoom siv tsis zoo, muaj kev cuam tshuam yooj yim, kev saib xyuas yooj yim. Vim li cas nws muaj ntau yam zoo? Qhov no yog lub ntsiab lus uas peb tab tom tshawb nrhiav niaj hnub no - cov khoom siv.
Cov khoom sib txawv muaj cov yam ntxwv sib txawv, thiab thaum nws tau ua rau hauv lub hnab yas ua rau cov yam ntxwv ntawm cov khoom siv nws tus kheej. Niaj hnub no, muaj ntau cov ntaub ntawv siv los ua cov pob yas li UPvO, xws li UPVC, RPP, PVDF, PPH, CPVC, thiab lwm yam.
UPVC feem ntau hu ua nyuaj PVC, uas yog qhov amorphous thermoplastic resin ua los ntawm stabilastic monomer los ntawm polymerizity cov tshuaj tiv thaiv monomer yog tsis tsuas yog acid-, alkali- thiab corrosion- thiab corrosion- thiab corrosion- thiab corrosion- Kev tiv taus, tab sis kuj tseem muaj lub zog kho tshuab thiab sib ntsib hauv tebchaws haus dej. Khoom lag luam sealing kev ua tau zoo heev, yog siv dav nyob rau hauv kev tsim kho pej xeem, tshuaj, metallurgy, kev ua liaj ua teb, aquaculture thiab lwm yam dej hauv txoj kev tsheb. -10 ℃ rau 70 ℃ Kub.
RPP yog cov khoom siv polypropylene. Pob li qub sib dhos thiab moulded nrog RPP txhaj ntu muaj kev pabcuam corrosion zoo, txuas ntxiv kev pabcuam lub neej, siv tau yooj yim. -20 ℃ rau 90 ℃ kub ntau yam.
Polyvinylagene tshuaj fluoride, PVDF rau luv luv, yog ib qho tsis muaj kev cuam tshuam thermopplastic fluoropolymer. Nws yog cov nplaim taws retardant, qaug zog tiv tsis tau yooj yim, tiv thaiv kev coj tus kheej, cov khoom siv rwb thaiv tus kheej zoo. PVDF pob valve muaj tshuaj lom neeg ruaj khov, tshuaj tiv thaiv thiab cov cua sov kuj ruaj khov. Nws tuaj yeem siv rau lub sijhawm ntev hauv qhov ntsuas kub ntawm -40 ℃, thiab tuaj yeem tawm tsam txhua cov ntsev, cov ntxhiab hydrocarbon, halogen thiab lwm yam xov xwm tsuas yog cov kuab tshuaj tshwj xeeb.
CPVC yog hom tshiab ntawm cov cav vaj tsev yas nrog cov ntawv thov cog lus. Cov khoom yog xim dawb lossis lub teeb daj daj, tsis muaj ntxhiab, tsis muaj tshuaj pleev xim rau cov granules lossis hmoov. Cpvc pob valve txawm tias nyob rau hauv cov acid, alkali, corrorine, nyob rau hauv thiab sab nraud yuav tsis corroded, tseem muaj zog thiab ntseeg tau raws li tus thawj kev teeb tsa.
Lub Sijhawm Post: Feb-17-2023