product description:the foam sheet extruding machine can produce Polyethylene foam sheet, which is also named as pearl cotton. It is a kind of new-type packing material with the features of damp proof, shock proofing, sound insulation, heat preservation and good plasticity. It is an ideal substitute of traditional packing materials and used widely in the packing of electronic product, daily necessities, glass, pottery, electrical household appliances, furniture, hardware product, toy, etc.