Hydrocal White Plaster USG United States Gypsum Cement, 22.68 kg Low Fire-Laguna Clays This plaster is the best

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

Water Absorption 1±%: 0

Also aids in drying for larger pieces of unusual thickness

it is the darkest firing of the medium temperature red bodies

Oil Slick develops a mix of dark blue

Hydrocal White Plaster USG United States Gypsum Cement, 22.68 kg Low Fire-Laguna Clays This plaster is the bestOffering 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