... is suitable for mattress, pillow, insole, case, mat etc.4)MDI FOAM: such as M80,M100 ... FOAM: density from 5kg/m3 to 80kg/m38)FILTER SPONGE(reticulate foam ): is suitable for furniture ... factory, shoe factory and filter equipment etc.9)ANTI-FIRE FOAM: meet ... )Use: filter dust, air, liquid, equipment filter etc. 25ppi Mesh Foam/Filter Sponge 25ppi Mesh Foam/Filter Sponge 25ppi ...