... as air-cushion film, pearl film gas bubble distribution, bubble paper, bubble film. it has good shock absorption, impact ... , moisture, corrosion resistance, transparency and good. Air bubble film Category: General polyethylene air cushion film, anti- ... 1.5 m Bubble diameter: 7mmof small bubbles, large bubble: 10 mm -3 5mm Functions of bubble film: air cushion ... play a role Cushioning. Air bubble wrap