1, opaque off-paper pressure sensitive adhesive materials are generally above 90g/m2, with a certain degree of stiffness, suitable for single sheet paper printing, also suitable for web printing, finished product labels are mostly used for manual labeling.

2, the amount of transparent off-paper pressure sensitive adhesive material is generally 60-70g/m2, and the off-paper fiber has a certain density or compactness. It is mainly used for reel paper printing and is not suitable for single sheet paper printing. The finished product label is used for automatic labeling.