Sbs, c1s, and c2s are three common paper types, each with its own specific application areas and characteristics. SBS, the full name of yellow core white cardboard, is commonly used in the packaging industry, such as cigarette boxes, medicine boxes and cosmetic packaging. It is coated on one side. The meaning of the expression: sbs: (SBS waterproof membrane) i: (Type I) py: (py-polyester felt carcass) pe: (the upper surface is the PE polyethylene film surface) (the lower surface is the PE polyethylene film surface) 3: (represents the thickness, indicating the thickness is 3 mm) 10: (represents the membrane surface.
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