Standard Red Terracotta 12.5kg
General purpose red terracotta clay, with a medium texture. Based on a blend of Etruria Marls.
Grogg has been added to this clay body (20%) which improves strength in throwing, as well as increases resistance to cracking and warping, especially on larger pieces.
Firing temperature range: 1080 - 1180°C
Supplied in 12.5kg bags.
Total Contraction 1100°C: 12.30%
Pre Fired Total: 1100
Thermal Expansion 500°C: 0.319, 600°C: 0.455
Texture (1=smooth, 10=Coarse): 5
Fired Colour: Light-Dark Red
Casting slip recipe*:
- 12.5kg bag Standard Red Terracotta
- 2 Litres of water
- 7g Soda Ash
- 19.4g Sodium Silicate 140s
*This is a suggested recipe and you may need to adjust it for your own requirements and preferences.
This is not air-drying clay.