A compound which when mixed with water will make Plaster for quick repairs
a calcined gypsum in a hemihydrate state (CaSO41/2H2O).
A mixture made from white powder that hardens when dry.
Hydrate of calcium sulphate, made by calcinating gypsum at 150-160C.
A kind of plaster that is popularly used for carving and making casts. It is made up of dehydrated gypsum and is mixed with water.
mostly white; a heavy white powder is mixed with water and forms a thick paste. This paste is applied to a broken bone and hardens quickly. Very heavy and bulky. Usually can be written on.
A quick setting, pure white powder, used to set bathroom wall fixtures such as towel racks or used by craft groups for pouring molds and making plaster objects.
Gypsum. Calcium sulphate. Used for making moulds for slip-casting.
A form of powdered gypsum that when mixed with water hardens into a solid. Often used in traditional sculpting techniques for casting and moldmaking.
Dehydrated gypsum that is mixed with water to form a rapidly setting material. Plaster of Paris sets too rapidly to be practical for most building applications, but it is useful for ornamental creations.
A semi-hydrated form of calcium sulfate made by sintering gypsum to 120°C-130°C (248°F-266°F).