Usage Agricultural Gypsum Architectural Gypsum Cement Chemical Additives Dust Control Erosion Control Fiberglass Composite Food Pharmaceutical Additives Interior Casting Interior Casting Plaster Lawn and Garden Metal Casting Polymer Additives Pottery Plaster Primer RAM® Die Material Road and Surface Repair Traditional Tooling Underlayment Calcium Hydroxide Mineral Fiber Board Sealer Mineral Wool Find a Distributor Product Index Legal HYDROCAL® A-11 application: Tooling and Prototyping Gypsum Products Consistency Calculator HYDROCAL® A-11 Gypsum Cement A high-strength gypsum cement with a low setting expansion. Adaptable to the productions of hard, strong, tough patterns and duplicator models. Has a shorter period of plasticity, stiffens more rapidly than B-11, and sets in about 15-20 minutes after mixing. Literature Drying Plaster Casts IG502   More Info...   Plaster Mixing Procedures, USG Plasters and HYDROCAL® Brand Gypsum Cements IG503   More Info...   Industrial Plasters and Gypsum Cements; Versatile Products For Countless Industrial Applications IG504   More Info...   USG Plasters and HYDROCAL® Brand Gypsum Cements Sealers and Parting Compounds IG515   More Info...   Hydrocal® A-11 Gypsum Cement 52-140-046   More Info...   Technical Specifications - Industrial Plasters and Gypsum Cements for Tooling Applications IG278   More Info...