Knowledge

The process of fully utilizing the residues expelled from the production of hydrofluoric acid. The residue containing 12% ~ 14% sulfuric acid is produced by the reaction of fluorit

Adding cement to the fluoropgypsum masonry cement is mainly to improve the hydration activity of the fluoropgypsum and make the specimen resistant w ater and strength have been gre

Gypsum powder is widely used in decoration, according to the different physical composition can be divided into: phosphogypsum powder, desulfurized gypsum powder, gypsum citrate po

Bonded gypsum is suitable for the bonding of gypsum products, like light partition board, polystyrene board and other interior decorative building materials. It has the advantages

Fluoropgypsum is the industrial waste produced by the fluorine chemical industry. The discharge rate increases year by year, but the comprehensive utilization rate is very low, res

We determined the best formula of the new fluoropouroplaster masonry cement, in which the percentage content is: fluoropouroplaster 79%, cement 10%, compound modifier 11%, activato

Fluoropgypsum belongs to type II anhydrous gypsum, which is characterized by: although it has hydration ability, the dissolution hydration rate is very slow, the setting time is lo

14. Phosphogypsum Phosphogypsum refers to the solid by-product produced when sulfuric acid is used to treat phosphate rock in phosphoric acid production. The main component is calc

1. Natural dihydrous gypsum Also known as gypsum, water gypsum or soft gypsum, a stable form of calcium sulfate in nature, chemical formula CaSO4·2H2O, chemical into CaO 32.6%, SO3

The Second Zhangbei Chemical Factory has successfully developed a set of ideal additive formula, and made it proportioned with fluoropgypsum. After baking and ball milling, high st

the advantage of light plaster use fluorine gypsum as main material 1. Effectively solve the common quality problems of traditional cement mortar such as empty drum and cracking. 2

Self-leveling material is developed in the 1970s, with inorganic cementitious material or organic material as the base material, mixed Add appropriate amount of water reducing agen