Isticmaalka ugu muhiimsan ee walxaha cusub ee poliurethane Maalmahan, maaddada daboolka poliurethane ayaa qof walba u yaqaana sida walxaha dahaarka, inta badan loo isticmaalo dahaadhka gidaarka, tuubooyinka laba meelood oo waaweyn, sida dhuumaha saliidda, dhuumaha gaaska iyo dahaarka gidaarka guriga.birta dahaarka ee polyurethane p ...
Akhri wax dheeraad ah