Menene polyurethane?
Polyurethane wani filastik ne wanda aka rage shi da PUR.Wannan filastik nasa ne na polymers kuma ya ƙunshi sassa daban-daban guda biyu: yanki mai wuya da yanki mai laushi.Saboda PU ya ƙunshi duka sassa masu wuya da taushi kayan shine rubbery.Bayan sassan biyu, ana iya raba PUR zuwa resin (shafi) da kumfa.
Filastik ɗin yana samuwa a cikin nau'ikan 1- da 2-bangaren duka.Bangaren guda biyu sun ƙunshi sassa A, resin tushe, da ɓangaren B, mai ƙarfi.Tare da resins na polyurethane kuna amfani da takamaiman mai ƙarfi don wani yanki na aikace-aikacen.Bayan ƙara wannan mai taurin ruwa zuwa sashin A, tsarin sinadarai yana faruwa.Wannan tsari yana tabbatar da hardening na guduro.Dangane da nau'in hardener, wannan zai rinjayi saurin gudu da kayan kayan aiki.Tare da PU's yana da mahimmanci a kiyaye ma'auni masu dacewa.Dangane da nau'in sashi, kayan ku zasu kasance da ƙarfi ko roba na roba bayan warkewa.Tare da nau'in kumfa, abu yana faɗaɗa a cikin ƙara bisa ga girmansa.
Aikace-aikace na polyurethane
Za'a iya amfani da resins na polyurethane azaman sutura, kayan kwalliya, adhesives, lacquers, fenti ko resins na siminti.Irin su fenti polyurethane na zahiri da UV mai jurewa don ƙarfe ko itace.Mafi dacewa don kammala parquet ko simintin benaye.Bugu da ƙari, ana amfani da kayan a matsayin fata na wucin gadi kuma ana amfani da shi a cikin takalman takalma.
Yiwuwar aikace-aikacen resins na polyurethane ba su da iyaka kuma suna bazu cikin sassa daban-daban.
PU Cast bene
Filayen simintin gyare-gyare na polyurethane suna samun karɓuwa a cikin kasuwannin cikin gida a cikin 'yan shekarun nan a matsayin ƙarewa ga wuraren zama, kicin da ɗakin kwana.Godiya ga kaddarorin daidaita kai, wannan guduro yana samar da ƙaƙƙarfan ƙaƙƙarfan sumul da ƙarewar bene na zamani.Akwai cikin launuka daban-daban don dacewa da sautin cikin ku.Godiya ga kaddarorin sa na roba, Hakanan zaka iya amfani da shi tare da dumama ƙasa da samun ƙarewa mai jurewa da juriya.
PUR fenti Sealine
Ofaya daga cikin aikace-aikacen gama gari na PU shine azaman varnish ko sutura.Godiya ga kyakkyawan juriya na UV, an yi amfani da fenti na polyurethane na 2K a cikin aikace-aikacen masana'antu tsawon shekaru.Musamman a bangaren sufuri, ruwa da gine-gine.Dorewa da babban sheki suna sanya Sealine PUR kyakkyawan gamawa don zanen jirgin ruwan ku.
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