Plasters

Pottery plaster is formulated to make strong long lasting molds for casting. Hydrocal is an even harder gypsum with a very low setting expansion and fast stiffening occurs after setting begins

Products

HYDROCAL HIGH STRENGTH GYPSUM
LOW EXPANSION & RAPID SETTING
EACH
SKU: HYCAL
POTTERY PLASTER USG #1
STRONG LONG LASTING MOLDS
EACH
SKU: POTPL
HYDROCAL HIGH STRENGTH GYPSUM
POTTERY PLASTER USG #1
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