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The purpose of pulp washing is to separate the pulp from the black liquor, so that the residual substances such as alkali lignin produced by the reaction in the cooking process are washed out, and the pulp is purified to facilitate screening and bleaching. The...

Paper pulp is the fibrous material that is made from plant fiber by chemical pulping, mechanical pulping, chemi-mechanical pulping. By the raw materials, the paper pulp can be classified into wood pulp, straw pulp, bamboo pulp, reed pulp, bagasse pulp, jute pulp, cotton pulp and...

Wood is the main resource of fiber materials for paper and pulp making. Nowadays, wood provides about 93% of fibers of pulp making, the rest of the fiber materials include wheat straw, sugarcane bagasse, bamboo, reed, jute and other non-wood fibers. According to types of tree,...

As we all know, wood pulp is the most common pulp around the world. In the international pulp market, the most of pulp is bleached softwood KP pulp and bleached hardwood kraft pulp. The market pulp mainly comes from China, Canada, America, Russia, Finland, Sweden,...

The straw pulp is a common paper pulp just like wood pulp. Straw pulp can be made from various fiber materials, such as wheat straw, rice straw, eulaliopsis binata and etc. Compared to wood fiber, the straw fibers are easy to get, so that straw...

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