The biggest feature of kraft paper is that it has high tensile strength and breaking strength, flexible and strong, and can withstand greater tension and pressure without breaking. The primary color kraft paper also has better processing properties such as embossing, die-cutting and die-carving. At the same time, it is relatively resistant to water, which makes it useful in some humid environments or scenes where moisture is required
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The outer material is usually pure pulp kraft paper, kraft paper can be divided into white kraft paper and yellow kraft paper. Part of the window kraft paper outer layer will be double subfilm, which makes it waterproof, for example, in some frosted window kraft paper products have this design.
In order to moisture-proof, the inner layer is often coated, like the kraft paper products with transparent Windows, and the inner layer of the coating can play a good moisture-proof effect
Kraft paper bag is based on wood pulp paper. The color is divided into white kraft paper and yellow kraft paper. PP material can be applied to the paper to spray a layer of film to play a waterproof role. The strength of the bag can be made into one to six layers according to customer's requirements. Printing and bag making are integrated. The opening and back sealing methods are divided into heat sealing, paper sealing and paste bottom.
Scope of application
Chemical raw materials, food, pharmaceutical additives, building materials, supermarket shopping, clothing and other all suitable for Kraft paper bag packaging industry.
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Kraft Paper Flat Bottom Coffee Pouch with One Way Degassing Valve and Reusable Side Zipper
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Size :3.3x5.5 Inch
Material :Aluminum, Paper
Color :Brown
Closure :Type Zipper
