The coffee composite packaging bag is to combine various materials with different characteristics to improve the air permeability, moisture permeability, oil resistance, water resistance and chemical resistance of the packaging material. To meet the food requirements for coffee packaging.

It is also necessary to make it play an insulating property against insects, dust, microorganisms, light, fragrance, odor and other odors. As well as heat resistance, cold resistance and impact resistance, it has better mechanical strength and processing applicability, and has good printing and decoration effects. In order to produce standard coffee packaging bags.

The commonly used packaging forms of coffee bags are: three-side seal, yin and yang bag, middle seal, pillow bag, five-side seal bag, eight-side seal bag, stand-up bag, zipper bag, straw bag, roll material, cover material, etc.

There are two commonly used coffee bag materials:

1: Dumb aluminum plating: the price and cost are relatively low, and the light and moisture resistance is slightly poor.

2: Aluminum foil: the price and cost are relatively high, and the light-proof and moisture-proof properties are slightly better.

You can do both: gas valve, tear zipper, universal zipper and cord.



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