Robin Hoppers Ubiquitous Slip

Cone 04 – Cone 12 Slip

Ball Clay75.000
Kaolin10.000
Silica10.000
Feldspar5.000

Robin Hopper cites this decorating slip: He says it is useable from C04 to C12, and if unaltered fires to a ‘basic white.’ (On a buff stoneware fired C10R, it gives a grey-tone white).

To this slip, to get black, he would add 5% (+/-) of his black stain which has the following ingredients: 20% chromium oxide 20% cobalt (oxide or carbonate) 20% manganese (di)oxide 20% iron oxide red 8% feldspar

You can experiment and add other stains and oxides to this slip.

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