Potters Plaster

Potters Plaster


Regular price $13.50
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High grade potters plaster predominantly used for the production of plaster slip molds as well as slab & slump/hump molds.  The required water content will differ dependant on item size and function. 

Our plaster is always in date - be advised that potters plaster does have a use by date clearly identified on the original packaging.


Physical Properties
  • Colour: White 
  • Working time: Setting Type – 10 -12 minutes knife-set time 
  • Packaging: 20kg bags or 5 kg bags.
  • Compressive Strength*: Wet 6000kPa (min), Dry 13,000kPa (min)
  • Linear Expansion*: 0.05 - 0.25% 
  • Surface Area: 5000 cm2/g (min) 
  • S.G.: 2.63
  • Solubility: 0.6g/100ml 
  • Decomposition Temperature: 163oC 
  • VOC: Less than 50 grams per litre 
  • *Values determined at water/plaster ratio of 65ml/100g.
  • Suitable for use in slip molds for ceramic pieces, plaster models and craft replicas
  • Also suitable for the manufacture of compression molds in the slab casting of crockery and tableware
Features and Benefits
  • High strength
  • Easy to use for mold casting
  • Suitable for compression molds

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