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8 structural types of commonly used films

　　　　1. Single film:　　It is required to be transparent, non-toxic, impermeable, with good heat sealing and bag making properties, heat and cold resistance, mecha...

composite packaging bag

　　　　In daily life, composite packaging bags can be seen everywhere. In supermarkets, the packaging bags used to hold snacks, candy and biscuits are all packed w...

Type of transparent vacuum packaging bag

　　　　1. Nylon co extruded vacuum bag　　PA/PA/EVOH/PA/PE; PP/PA/EVOH/PA/PE; PE/PA/PE　　Product characteristics　　A. It has excellent puncture resistance, ideal vacuu...

How to measure the vacuum packaging bag

　　　　Air permeability is a very important performance parameter of vacuum packaging bag, which is usually indicated by air permeability amount or air permeabilit...

Why use textured bags for vacuum pumping?

　　　　Because one side of the textured bag is pressed with tiny lines, it can form a microchannel when vacuuming, which makes the vacuuming effect more thorough a...

How to measure the air permeability of vacuum packaging bags

　　　　Air permeability is a very important performance parameter of vacuum packaging bag, which is usually indicated by air permeability amount or air permeabilit...