White Earthenware Handbuilding Clay 12.5kg (Grogged White)
£20.80
Manufactured from a very plastic white earthenware base, this clay has a Molochite sand addition which gives it a medium texture and excellent workability. It's especially good for hand-building, making tiles, and sculpting, but it can also be used for throwing.
Firing temperature range: 1110-1250°C
Supplied in 12.5kg bags.
Technical Information
Si02%: 67.8
Ti02%: 0.5
AL203%: 20.4
Fe203%: 0.7
P205%: 0
Ca0%: 0.1
Mg0%: 0.6
K20%: 1.9
Na20%: 1.5
Loss: 6.5
Total Contraction 1100°C: 9%, 1200°C: 11%
Thermal Expansion %: 0.35
Grog % (Grade): 16 (30-d)
Texture (1=smooth, 10=Coarse): 4
Fired Colour: White