CHARACTERISTICS

  • It is also known as “Plaster of Paris”.
  • (Pure anhydrous) odorless and white colored powder or crystals

DENSITY

  • 2.964

MELTING POINT

         50 OC

SOLUBILITY

  • Less soluble in water

(Pure hydrated):

DENSITY

  • 2.32
  • It releases oxygen at 128 degree Celsius and changes to its anhydrous form at 163 degree Celsius.
  • It is non flammable and harmless (non poisonous)
  • It is a natural mineral but can also be obtained chemically as a by- product of many chemical reactions.

GRADES

  • Technical, pure, F C C

USES

  • It is used in Portland cement retarders, tile and plasters, polishing powder, paper making, textile industry, paint making , white pigment, and filling agent.

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