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
Set Time (mins): 25-35
Compressive Strength: 13 Mpa