Ƙunƙarar polyurethane da aka juya sune kayan aiki mai kyau tare da kyakkyawan juriya ga lalacewa, lalata da yanayin zafi kuma ana amfani da su a cikin aikace-aikacen masana'antu iri-iri.Wannan labarin zai bayyana mahimman halaye, wuraren aikace-aikacen da fa'idodin hatimin polyurethane da aka juya.Hakanan ana kiran hatimin hatimi ko hatimin mai, ya ƙunshi sassa ɗaya ko da yawa na murfin mai siffar zobe, an gyara shi a cikin shaft ɗin, yana ɗauke da zoben zobba, da wani saitin zoben ko gaskets tuntuɓar ko samar da kunkuntar ratar labyrinth, wasa. rawar da ake takawa wajen ware man fetur da iskar gas, don hana kwararar mai ko ta hanyar mamayewar abubuwa na kasashen waje.A lokaci guda kuma, yana iya ɗaukar matsi, a cikin kewayon kewayon tare da rawar dual na matsi da hatimi.Juya polyurethane hatimi, tare da lalacewa-resistant, man fetur, acid, ozone, tsufa, ƙananan zafin jiki, hawaye, tasiri da sauran halaye, juya polyurethane hatimi load goyon baya iya aiki, yadu amfani a daban-daban filayen.A taƙaice, hatimin polyurethane da aka juya suna da fa'idodi da yawa kuma ana iya amfani da su sosai a fannonin masana'antu daban-daban.Sabili da haka, lokacin zabar kayan hatimi, juya polyurethane hatimi shine zaɓi mai kyau.
Ci gaban polyurethane a matsayin kayan hatimi ya zo a farkon shekarun 1980, lokacin da yawancin masana'antun suka haɓaka albarkatun polyurethane waɗanda suka fi tsayayya da hydrolysis.Wadannan sababbin kayan sun haifar da hatimin polyurethane wanda ya kasance mai sauƙi a babban matsin lamba kuma har zuwa + 110 ° C, yana samun kyakkyawan aikin rufewa da kuma tsawon rayuwar aiki fiye da na asali na polyurethane (wanda kawai yake tsayayya da yanayin zafi na + 80 ° C).Wannan sakamakon yana buɗe ƙofar zuwa aikace-aikacen hydraulic a cikin injinan hannu.
Lokacin aikawa: Afrilu-18-2023
