The natural gypsum powder includes anhydrous gypsum and CaS04.2H2O, if you want to commercialize the gypsum powder, you should adopt the CaS04.2H2O, after removing part of water by heating, it will become CaS04.1/2 H20. CaS04.1/2 H20 is the final product which you can use it to produce gypsum board other gypsum product. After calcining, CaSO4.1/2H2O is widely used in paper faced gypsum board and gypsum block and construction painting gypsum powder and model.
Natural gypsum generally includes dehydrate gypsum and anhydrous gypsum. In order to get the valuable materials, generally, we get semi-hydrated gypsum through heating the dehydrate gypsum.
Fiber cement board is a new type of building decoration material, which is mainly made from high-grade siliceous materials and lime refractory with the mixture of natural fiber
as reinforcing material.
1.Fuel: natural gas,coal,heavy oil or diesel.
2.Main material: cement,fiber;