Special Porcelain 12.5kg
A very smooth, high quality white porcelain clay. Containing fine white clays with a bentonite addition.
Suitable for modelling, hand building, throwing and casting.
Firing temperature range: 1220 - 1280°C
Supplied in 12.5kg bags.
Total Contraction 1200°C: 15.50%
Pre Fired Total: 1220
Thermal Expansion 500°C: 0.326, 600°C: 0.447
Texture (1=smooth, 10=Coarse): 1
Fired Colour: Very White
Casting slip recipe*:
- 12.5kg bag of Special Porcelain
- 2 Litres of water
- 12.5g Sodium Silicate 140s
*This is a suggested recipe and you may need to adjust it for your own requirements and preferences.
We have pre-made slip available to buy - please email firstname.lastname@example.org if you're interested.
Please note this is not air-drying clay.