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Copper red glazes:
Glossy clear red
Always a good and safe clear red, even in the least reduced parts of the kiln. Too thick it will run. 1260oC with 1/2 hour oxidation at top temperature. Crackle on some clays.
nepheline syenite 37,80
quartz (flint) 27,60
borax frit MOK1 18,40
ochre 0,50
whiting 7,50
dolomite 7,50
tin oxide 0,75
black copper oxide 0,28
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