Based on polyvinyl chloride (PVC) resin, adding a certain amount of plasticizer, anti-aging agent, stabilizer, ultraviolet absorber, lubricant, filler and other processing aids, Canlon PVC is a kind o
SBS/APP is a modified bitumen base sheet consisting of polymer modified asphalt added viscosifier inside covering with different upper separated materials and underside with silicone antisticking laye