2. Plastering gypsum is a kind of high-efficiency and energy-saving plastering material for interior walls and roofs of buildings, which is mainly a cementitious material with gypsum, sand, a certain admixture and special composite additives. It can replace plastering materials such as cement and lime mortar and is suitable for various walls.
3. Traditional plastering materials have some unavoidable shortcomings, such as large drying shrinkage, poor adhesion, shrinkage, cracking and hollowing. However, as a new plastering material for walls, plastering gypsum has overcome these shortcomings, and compared with cement mortar and mixed mortar, it has good workability, fluidity and water retention, which will make the walls smooth and delicate.
4. Gypsum powder, as one of the five gel materials, occupies an important position in the national economy and is widely used in many application fields such as architecture, building materials, industrial molds and art models, chemical industry, agriculture, food processing, medicine and beauty, etc. It is a very important industrial raw material.
5. Generally speaking, gypsum powder can be divided into gypsum powder for building materials, gypsum powder for chemicals, gypsum powder for molds, gypsum powder for food and gypsum powder for casting, etc.