Question

How to prepare plaster of paris

Answer 1

Remember that the ratio should be 2 parts powder to 1 part water. If you measured out 1 cup of water in Step 1, then you would need 2 cups Plaster of Paris powder. Start adding the Plaster of Paris powder to the water in your mixing container by sprinkling or sifting the powder over the water.

Answer 2

the main ingredient in homemade plaster of Paris is still water , but substitute in flour instead of calcium sulphate hemihydrate . warm two cup of water and slowly stir in 3 cups of white all purpose flour . continue stirring to remove any lumps , until the mixture has a smooth pudding texture.