Molding with plaster Molding is used to make buildings look better, and since the 1800s, plaster has become a common material for making changes to homes, because it was less expensive than stone in most regions, unless fine stone was locally available. External stucco was used in London throughout the...
Gypsum Plaster Setting
Gypsum is conveyed to furnace – like lime – after excavation, crushing, and grinding, where it is heated up to 180°C, so that it loses some of the water molecules and can be used in for of hemihydrate gypsum as a construction or casting material. Gypsum is naturally white; yet...