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Dab tsi yog PVC?

Cov kev lag luam twg yog PVC siv hauv?MYXJ_20220426105353981_fast_150

Yooj yim muab tso, PVC yog cov ntawv luv ntawm Polyvinyl Chloride Cov Khoom Siv, yog rau polyvinyl chloride resin ua cov khoom siv tseem ceeb, ntxiv cov khoom tsim nyog los tiv thaiv kev laus, hloov kho, thiab lwm yam, los ntawm kev sib xyaw, calendering, nqus hlwv thiab lwm yam txheej txheem los ntawm cov khoom siv. .

Tam sim no, cov khoom siv PVC yog dav siv nyob rau hauv kev lag luam tshuaj, kev tsim kho, textile kev lag luam khoom ntim ntim, kav dej, plhaub thiab cov tawv tawv, hlau thiab cable rwb thaiv tsev, yas zaj duab xis, infusion hnab thiab lwm yam khoom siv niaj hnub.Nws tus kheej yog cov khoom tsis yooj yim, yuav tsum tau ntxiv DEHP thiab lwm yam plasticizers txhawm rau txhawm rau ua kom nws yooj yim dua, ua rau hauv cov yeeb yaj kiab mos, hnab, cov kav dej.

Cov yam ntxwv tseem ceeb: nws yog ib qho ntawm lub ntiaj teb loj tshaj plaws ntawm cov khoom yas, pheej yig, dav siv, PVC resin rau cov hmoov dawb los yog lub teeb daj.Raws li kev siv sib txawv tuaj yeem ntxiv cov khoom sib txawv, PVC yas tuaj yeem qhia cov khoom sib txawv ntawm lub cev thiab cov khoom siv tshuab.

Ntau yam khoom tawv, muag muag thiab pob tshab tuaj yeem ua los ntawm kev ntxiv cov yas yas kom zoo rau hauv PVC cob.Qhov ceev ntawm ntshiab PVC yog 1.4 g / cm3, thiab qhov ceev ntawm PVC yas qhov chaw nrog plasticizers thiab muab tub lim yog feem ntau 1.15-2.00 g / cm3.

Unplasticized polyvinyl chloride muaj qhov zoo tensile, khoov, compression thiab cuam tshuam tsis kam.Nws tuaj yeem siv los ua cov khoom siv ib leeg.

Lub softness, elongation ntawm so thiab txias tsis kam ntawm mos PVC yuav nce, tab sis lub brittleness, hardness thiab tensile zog yuav txo.PVC tsis tshua muaj hluav taws xob rwb thaiv tsev ua tau zoo, tuaj yeem siv los ua cov khoom siv hluav taws xob tsawg tsawg, nws cov tshuaj lom neeg ruaj khov kuj zoo.Vim tias qhov tsis zoo thermal stability ntawm PVC, cua sov rau lub sij hawm ntev yuav ua rau decomposition, tso HCL roj, ua rau PVC discoloration, yog li nws nqaim daim ntawv thov ntau yam, siv kub yog feem ntau -15 ~ 55 degrees.

Kev siv tseem ceeb: vim muaj tshuaj lom neeg ruaj khov, nws tuaj yeem siv los ua cov kav dej los tiv thaiv corrosion, cov yeeb nkab fittings, cov kav dej, cov twj centrifugal thiab tshuab tshuab.PVC board yog dav siv nyob rau hauv kev lag luam tshuaj los ua txhua yam kev cia tank hauv ob sab phlu, lub tsev corrugated board, qhov rais thiab qhov rooj qauv, phab ntsa kho kom zoo nkauj thiab lwm yam khoom siv hauv tsev.

Vim nws cov rwb thaiv tsev zoo heev, nws tuaj yeem siv rau hauv kev lag luam hluav taws xob thiab hluav taws xob los ua cov ntsaws, qhov (socket), keyboards thiab cables.Hauv lub neej txhua hnub, PVC yog siv los uamos curtains, khau khiab, raincoats, cov khoom ua si thiab tawv tawv, thiab lwm yam!


Post lub sij hawm: Feb-07-2023