What are the advantages of kraft packaging bags?

March 30 , 2023

Kraft paper has a high tension, single light, double light, stripe, no grain, etc. Mainly used for wrapping paper, envelopes, paper bags and printing drum lining. Used as packing material. The intensity is very high. It is usually yellowish brown. Half-bleached or fully bleached cowhide pulp is pale brown, cream or white. Quantitative 80 ~ 120g/m2.

The fracture length is generally above 6000m. The tearing strength, rupture work and dynamic strength are very high. Mostly web paper, but also flat paper. Using coniferous wood sulfate pulp as raw material, after beating, on the long net paper machine. It can be used as cement bag paper, envelope paper, adhesive sealing paper, asphalt paper, cable protection paper, insulating paper, etc.

Kraft paper is not made much differently from ordinary paper. Why is kraft paper stronger than ordinary paper? This is mainly the wood fiber used for kraft paper is relatively long, and in the cooking of wood, is treated with caustic soda and alkali sulfide chemicals, so they play a more moderate chemical action, the original strength of wood fiber by the damage is relatively small, so the paper made of this pulp, fiber and fiber is tightly dependent, so kraft paper are very strong.

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