Clays: Page 3
Red Earthenware Powdered Clay
Dried and pulverised Etruria Marl that casts well due to medium sized grog added and is suitable for large items like garden pots. A beautiful rich terracotta coloured clay, when fired to 1080°C. Firing range 1080°C - 1180°C.
This powdered clay can be used when making seed bombs.
from £1.80 inc VAT
White Earthenware Powdered Clay 1140-2
White Earthenware Powder 1110C-1260C
Traditional English white earthenware
Recommended firing range 1110-1260C
GUIDELINE RECIPE FOR CASTING SLIP USING POWDERED CLAY
25kg powdered clay
35-87.5g* sodium silicate 120tw
30g soda ash
10lt water
*sodium silicate (deflocculant) addition will need to be adjusted accordingly to achieve correct fluidity. Too much deflocculant can...
from £6.16 inc VAT