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Stoneware Crank Clay 12.5kg


A stoneware clay body with a good degree of plasticity, it contains a coarse silica grog giving it coarse texture. It dries a pale buff, off-white colour.

Suitable for hand and slab building, modelling, and medium sized sculptural work.

Firing temperature range: 1120 - 1280°c

Supplied in 12.5kg bags. This is not air drying clay.

Warning - this products contain crystalline silica - If the product is allowed to dry, any powder product generated is hazardous to health by inhalation. Excessive and repeated inhalation of quartz over a prolonged period can cause chronic lung damage.

Safety Data Sheet (pdf)

Technical Information:

Si02%: 70.95

Ti02%: 1.13

AL203%: 18.60

Fe203%: 0.93

P205%: 0.05

Ca0%: 0.14

Mg0%: 0.36

K20%: 1.87

Na20%: 0.26

Total Contraction 1200°C: 8.20%

Pre Fired Total: 1280

Thermal Expansion 500°C: 0.240, 600°C: 0.324

Texture (1=smooth, 10=Coarse): 10

Fired Colour: Buff