Jirgin rufin polyurethaneirin wannan abu a cikin ainihin tsarin samar da kayan aiki zai sami nau'i-nau'i daban-daban na aikin rufi, kuma wannan abu a cikin samar da lokaci, ya kamata mu sami ƙarin fahimtar tsarin su, bayan haka, fahimtar tsarin, don taimaka mana mafi kyawun zaɓin kayan.

A cikin tsarin zabar kayan rufewa na polyurethane, dukkanin tsari ya kasu kashi uku daban-daban daga ciki zuwa waje.Yawancin lokaci, idan an rarraba su, duk dole ne a bi ta hanyar maganin cire tsatsa, kuma dukkanin hanyoyin suna da kyau, a cikin aikin sarrafawa, don tabbatar da cewa za su iya kaiwa wani ma'auni, rashin ƙarfi na sama, zai iya zama. girma zuwa 12.5 microns, wanda Wannan shi ne na farko Layer na tsarin, na farko Layer na tsarin duk game da waterproofing.

Kashi na biyu kuma shi ne rufin insulation, wanda ake amfani da shi don haɗa dukkan bututun da waje, amma kuma an cika shi da wani ruwa mai kumfa, wanda ake sarrafa shi ta wannan hanyar kuma ana amfani da shi don sanyaya su.

Ana sarrafa nau'i-nau'i uku na allunan rufin polyurethane kuma ana zaɓar su ta hanyoyi daban-daban, yawanci tare da murfin filastik da kuma kariya mai kariya, wanda aka sarrafa ta hanyoyi daban-daban don kare shi daga abubuwa masu wuya.

A lokaci guda, waɗannan allunan rufin polyurethane suna samuwa a cikin nau'i-nau'i masu yawa a cikin ainihin tsari, kuma aikin su yana da kyau.