This premium mould making material has been successfully used for pate de verre, kiln-cast and crucible glass casting processes.

Glass Cast 101 Premium Casting Plaster an economical, all-purpose mould material for kiln casting and glass slumping. It has very fine particles, providing the smoothest of surfaces.

This mould material has sufficient strength for most glass castings of small and medium size. It is ideal for open-face moulds and small moulds made using the lost wax process.

Can be mixed with Fibre Glass strands to create a jacket coat with more strength (see the Bullseye Box Casting information sheet for more information).

Maximum casting temperature: 838C

Always wear a dust mask when handing plaster powder. Danger. Causes damage to lungs through prolonged or repeated exposure. Contains respirable crystalline silica. See MSDS for more information.

We recommend that the plaster is stored in sealed container in a cool dry place, and used within 12 months of purchase.

2kg makes approximately 1.6 litres of plaster.

Makes a single-use plaster mould. For a mould suitable for multiple firings, try Castalot.