PE air valve film, air column bag making
air valve film, supplier valve diaphragm

The air valve film is mainly used for buffering the sealing of the air column bag. The two films are incompletely attached together, and the air is automatically locked after inflation, which can effectively prevent the air from flowing backward, so it is called "closed valve film". Using physical principles, once inflated, full row full, encountered damage, only part of the gas column failed, the remaining gas column is not affected, still can maintain long-term seismic shock protection.

paso air bubble film machine supplier
supplier valve diaphragm

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air bubble film machine stretch film extrusion

      Air Valve Film-Valave Diaphragm Supplier