Prestia Classic is an excellent plaster it’s a good hard all-rounder for casting and running in fibrous work. It is sometimes preferred to standard basic casting grades due to its faster set time and extra durability. Being similar to a Prestia dental-grade plaster, it is ideal for precise and high-quality castings. A nice easy-to-mix and use quality material.
Prestia Classic has proved very popular with fibrous plasterers who want a harder, more durable plaster than Fine Casting or Prestia Casting, where the finished cast is less likely to break and chip.
- Plaster/Water Ratio: 100/66-71
- Working Time: 10 Mins
- Demould Time: 25-35 Mins
- Expansion: 0.10%
- Compressive Strength: 13 Mpa
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