... :non-toxicity,environmental protection,wearing resistance dustproof,heat-insulation white wool feltdensityspecificationthicknesswool percent0.09-0 ... absorption,seal,dustproof,sound insulation,heat insulation,insulation,waering resistance.In chemical industry,it can be ... products have good function in sealing, sound insulation, thermal insulation, insulation, heat insulation.(9)Contact information: ...