Gypsum retarder | A good partner for gypsum mortar
It is an additive that reduces the hydration rate of gypsum and prolongs the setting time. It is mainly used in gypsum building materials such as plastering gypsum, adhesive gypsum, gypsum wall putty, and gypsum products. There are three main types of commonly used retarders: organic acids and their soluble salts, alkaline phosphates, and protein-based … Continue reading