In fact, kraft paper is hard paper with cement in the past. It has a tough texture, a yellow-brown surface and high strength. It is found that the wood fiber used in making kraft paper is relatively long, and when the wood is cooked, chemicals such as caustic soda and sulfide are used for treatment, so that the chemical reaction between them is relatively gentle, and the original strength of the wood fiber is damaged It is relatively small, so the paper made of this kind of pulp has tightly interdependent fibers and is very strong.

And kraft paper is divided into three types: single-sided, double-sided and striped; according to its thickness, it is divided into kraft paper, kraft cardboard, and kraft cardboard. Kraft paper is widely used as a hardcover packaging box because its main feature is flexibility, flexibility, and greater burst resistance, folding resistance and better water resistance.

Therefore, it is widely used to manufacture hardcover packaging boxes, cosmetic packaging boxes, industrial products, textiles, daily necessities, videos, and packaging of construction materials.

Zhejiang Huangyan Huifeng Stationery CO., Ltd is a manufacturer of PU, PVC, genuine leather, imitation leather notebooks, universal manuals, business card books, folders, various certificates, envelopes, soft copy, memos and other medium and high-end series of products. , A comprehensive modern enterprise integrating production and sales. With its exquisite appearance and exquisite packaging, it has won wide praise from customers and customers at home and abroad.

For details, please contact: kraft paper hardcover notebook.