... multi-functional micro particle, without adding other additive filler. We produce PE085 by special process technology. When ... Heavy-duty PE packing bags, hygienic products and package for sanitation products, PE garbage bags, shopping bags, ... rate of core layer is 15%-20% and for surface layer is about 5%.Optimal addition rate will ... it with 90°C within 30 minutes. Filler masterbatch for blowing PE film