Hydrocal White Plaster USG United States Gypsum Cement, 22.68 kg Low Fire-Laguna Clays In ceramic glazes it is

In ceramic glazes it is used as a source of magnesia and calcia

This plaster is the best plaster for making molds as it offers excellent durability and good porosity

Oil Slick develops a mix of dark blue

Many customers buy it thinking that it dries better

it is the darkest firing of the medium temperature red bodies

Hydrocal White Plaster USG United States Gypsum Cement, 22.68 kg Low Fire-Laguna Clays In ceramic glazes it isOffering twice the compressive strength of plaster, USG Hydrocal White Gypsum Cement is especially suitable in thin, delicate sections where high green strength is required. Multi purpose USG Hydrocal White Gypsum Cement: Is ideal for both solid and hollow casting of lamp bases, figurines, moldings and general castings Offers long workability; setting expansion twice that of molding plaster and pottery plaster Has a great value to performance ratio