Modern papermaking is one of the four great inventions of China. With the continuous progress and development of science and technology, papermaking technology has been constantly upgraded and gradually moved towards scientific and modernization. How do modern paper mills produce paper? What is the papermaking process? The modern papermaking process can be mainly divided into the following steps: raw materials - cooking - washing - pulping - blending - papermaking - paper storage. 1. Raw materials: The raw materials for papermaking are mainly waste paper, wood, rice straw, bagasse, bamboo, etc. 2. Cooking: Cooking refers to the process of steaming the raw materials under certain pressure, temperature and humidity for one hour, allowing the chemical solution to fully penetrate the raw materials and decompose them. (In pressure vessels, cooking assistants and chelating agents are generally added to reduce the cooking time). 3. Washing: It involves washing the pulp with water, constantly repeating the cycle of

​In the current thriving development of the papermaking industry, Qinyang Guorui Papermaking Machinery Co., Ltd. has received an exciting piece of news. On January 15, 2025, the 2400-type Kraft paper making machine sold by our company to Thailand successfully started operation. This milestone event marks that Guorui Machinery has once again achieved a breakthrough in the field of high-end papermaking equipment overseas, further consolidating its international brand influence.

The process of wood pulp can be roughly divided into mechanical, chemical or semi-chemical three categories. The pulp obtained by different processes is called mechanical pulp, chemical pulp and chemical mechanical pulp respectively.