... stereotype cotton and kapok 1,size: density40-1600g/cm3,width2000mm2,material:Ployester fiber,polyester3,Technique of production:It is a kind ... agglutination lining, flock, stereotype cotton and kapokFilter material, insulation materialOuter space cotton and kapok, the material for heat preservation and sound-proof ... code:055750contact:Jinping Lvtel:86-0319-5220982fax:86-0319-5227823 Rigid cotton felt