Kraft paper without active acid. Acid-free kraft paper is solid, high-strength, close to neutral, and has a pH of 7.0 or above. Acid-free kraft paper is made from plant fiber wood pulp or bamboo pulp by special treatment (eliminating organic acids present in it) and then copied on a paper machine.
Mainly used for: packaging some items that need to be stored for a long time or used in the manufacture of certain equipment, to protect materials in contact with paper from acid attack. Acid-free kraft paper can be used as important information file boxes, document bags, information bags, cover of important literature books, etc. Under normal use and storage conditions, the service life of acid-free kraft paper is about 200 years.
The main features are: strong pulling force; smoothness, good strength, uniform paper; flat surface; strong vertical and horizontal pulling force; high content of wood pulp and bamboo pulp; , Anti-mildew and other characteristics.
Zhejiang Huangyan Huifeng Stationery Co., Ltd. is a professional China manufacturer and supplier of kraft paper hardcover notebook . High quality kraft paper hardcover notebook. The case is made of tough, waterproof kraft paper to protect the recorded information from damage. Contact us if needed: https://www.chinesestationery.net/product/kraft-paper-hardcover-notebook.html