Plaster of Paris, Fine Powder, Great For Castings and moulds


In stock

  • Gilding plaster for gilders and artists
  • It is medium-density and porosity
  • Superfine casting plaster
  • Fine ground, 15-30mins is ready


The Plaster of Paris is a pure gypsum-based plaster for making moulds, ceramics, ceiling, walls, and any decoratives objects.

How to mix for castings and moulds:

  1. Use clean, warm water between 15-25 degrees.
  2. About 1.3 L of water for every 20 kg Plaster of Paris powder.
  3. Add the Plaster of Paris into the bole or container that has clean water.
  4. Leave to soak for about 3-5 minutes; it depends on the room temperature.
  5. Mix gently to the desired consistency.
  6. Pour the mix now into the mould.
  7. Shake gently for the air bubbles to disappear.
  8. Remove from the mould.
  9. Oven-dry your mould or air it.

We also stock Gilder’s Whiting for making Gesso.