Puas yog polyurethane ua npuas ncauj muaj zog?
Puas yog polyurethane ua npuas ncauj muaj zog?

Video: Puas yog polyurethane ua npuas ncauj muaj zog?

Video: Puas yog polyurethane ua npuas ncauj muaj zog?
Video: Pob Tsuas Xyooj - Rov mus tsho tsuj tsho npuag 2024, Kaum ib hlis
Anonim

Txau Polyurethane ua npuas ncauj Pab Ua Tsev Muaj zog dua , Ntau dua. Thaum txau polyurethane ua npuas ncauj (SPF) rwb thaiv tsev thiab huab cua sealing cov txiaj ntsig tau paub zoo, ntau tus tswv tsev yuav tsis paub txog nws lwm yam khoom uas tuaj yeem pab txhawb lub tsev thiab ua kom lawv ruaj khov dua.

Ntxiv mus, polyurethane ua npuas ncauj puas txaus ntshai?

Tsis yog. Lub Chaw Saib Xyuas Kev Tiv Thaiv Ib puag ncig hauv Tebchaws Meskas (EPA) tau txiav txim siab tias yuav raug rau lub sijhawm ntev polyurethane ua npuas ncauj Tej zaum yuav ua rau mob Cancer, Infertility & Miscarriages, Autoimmune Issues, Neurological Disorders, Menyuam Cwj Pwm Teeb Meem, Allergies, thiab Asthma.

Ib yam li ntawd, polyurethane ua npuas ncauj siv rau dab tsi? Polyurethane ua npuas ncauj yog dav siv hauv siab resiliency saj zawg zog ua npuas ncauj zaum, nruj ua npuas ncauj rwb thaiv tsev panels, microcellular ua npuas ncauj cov ntsaws ruaj ruaj thiab gaskets, ruaj elastomeric log thiab log tsheb, tsheb ncua kev kawm ntawv bushings, hluav taws xob potting tebchaw, ntsaws ruaj ruaj, gaskets, ntaub pua plag underlay, thiab tawv yas qhov chaw (xws li rau

Ua raws li qhov xav tau, PU npuas muaj zog npaum li cas?

Polyisocyanurate ua npuas ncauj muaj cov txiaj ntsig zoo insulating, zoo compressive-zog zog, thiab kub tsis kam mus txog 300 ° F (149 ° C). Lawv tau tsim nyob rau hauv cov ntim siab ntawm qhov ntom ntawm 1.8 thiab 6 lb / ft3 (29-96 kg/m)3) thiab yog pheej yig.

Polyurethane ua npuas ncauj yog dab tsi?

Polyurethane ua npuas ncauj yog ib qho ntawm plaub yam khoom lag luam uas tuaj yeem ua tau ua los ntawm raw, dej polyurethane . Lawv muaj ob yam tshuaj uas, thaum sib tov thiab rhuab, ua kua polyurethane ua ntej yuav ua ntxiv.

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