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Yihoo pu (polyurethane)
Iplastiki ye-Foam yenye yezona zinto ziphambili zezinto zePolyurethane zePolynthane, kunye nempawu yokufakelwa amandla, ke ukuxinana kwalo mncinci, kwaye amandla ayo aphezulu. Ngokwesixhobo esahlukileyo soluhlaza kunye nefomula, ingenziwa ukuba ithambile, i-semi-rigid kunye ne-rigid polyurethane forff iflethi yefrown
I-pill isetyenziswa ngokubanzi, iphantse yangena kuwo onke amacandelo oluqoqosho lukazwelonke, ngakumbi ifanitshala, impahla, ukuhambisa, ukuthutha, ukwakhiwa, ukutshintshwa nezinye iinkqubo ezininzi.