Blast protection film quality requirements can be summarized in three points: 1, the first requirement is not unglued in glass processing is completed, and thrown off the blast protective film, the surface of the glass products can not be processed Residues little glue and traces, to maintain product bright and clean and beautiful. 2, good strength and toughness, the Mask can withstand the impact of jet the emery reached 6-8 kg, otherwise it will breakdown the protective film to break the object to be processed. 3, appropriate viscosity, increase not mask both obedient and paste securely protected vitreous Peel off the protective film, but also in the blasting process is completed successfully, and will not due to Cuibo fracture, tear necessary trouble.