SORRY – I have just seen my last entry with the recipes all oddly spaced. Not very helpful, so I am trying again just the recipes this time.
LITTLE SELECTION OF SLIPS FOR SALTGLAZE
Any oxide, or mixture of oxides, or any glaze or body stain (or their mixture) may be used in saltglaze slips, with interesting results.
Dry Oranges, Yellows and pinks
Try: Mixtures of various Ball clays and China Clay.
Good results – for example:
AT Ball Clay. 20
China Clay 80
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AK Ball Clay 40
China Clay 60
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SMD Ball Clay 50
China Clay 50
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Porcelain 75
China Clay 25
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Fireclay 20
China Clay 80 (fierce orange)
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Porcelain Clay 20
China clay 10
Tin oxide 3
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Porcelain Clay 98
Illmenite 2
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Browns:
Shiny Brown: Red Clay 50
BBV Ball Clay 40
Flint 10
Experiment with Red Clay and China Clay mixtures + Iron oxide.
Pure White slip:
Hyplas 71 ball clay 25
China Clay 25
Flint 35
Cornish stone 15
Rich Glossy or Fluid Oranges
AT Ball Clay 60
Potash Feldspar 20
Whiting 10
Flint 10
Rutile 10
Red Iron Oxide 5
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SMD Ball Clay 75
Grolleg 25
Vanadium Pentoxide 15
Titanium dioxide 10
Tin Oxide 10
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AT Ball Clay 63
Nepheline Syenite 32
Flint 5
Zirconium Silicate 5
Titanium dioxide 10
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Base slips for colorants to be added
China Clay 30
SMD ball clay 40
Flint 15
Nepheline Syenite 15
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Nepheline syenite 50
Hyplas 71 Ball Clay 50
Colorants:
8% Rutile – pearl – tan
5% Titanium dioxide – pearl
0.5 %-3% Cobalt Carb. – blue
6% Rutile + 3% Cobalt – green
6% Manganese dioxide. – brown
!0% commercial stain can be added to the recipe
To encourage break up in salt glaze as used by Daniel Boyle
Vanadium Base slip
China Clay 55
Potash feldspar 25
Quartz 15
Bentonite 5
Vanadium Pentoxide 10
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Top slips
China Clay 17
Ball Clay 19
Flint 24
Nepheline Syenite 31
Standard Borax frit 9
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Titanium Dioxide 9 for moonshine white
Or
Cobalt Carbonate 3 for blue
Raw Lining Glazes
Nepheline syentie 1
Soda Feldspar 1
AT Ball clay 1
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Nepheline syenite 33
AT Ball Clay 33
China Clay 33
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Potash feldspar 1
Cornish Stone 1
Hyplas 71 Ball clay 1
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I hope that this is clearer
