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Name:
Leach Cone 8 Clear
Source:
Canberra School of Art "Clay and Glaze Handbook",
by Tony Flynn
Firing Temp:
cone 10 (roughly);
bottom shelf of kiln #9 fired to 1275ºC with a 30 minute soak.
Clay bodies:
Glacier Porcelain (G) - Valentine Clays; Earthstone,
Special Porcelain (SP) - Valentine Clays;
P2 Porcelain (P2) - Valentine Clays.
Basic Recipe:
Potash Feldspar 40
Silica 30
Whiting 20
China Clay 10
Quartz vs Flint as a source of Silica test
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