Stain (grey)

Description: Greys (ZrCoFeNi)

Notes

Made from mixtures of zirconium oxide together with oxides of cobalt, iron and nickel.

Color Range
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Shades of grey ranging from yellowy brown to neutral.

Specific Gravity: 4.5-4.7
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Stability/Kiln Atmosphere
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Stable at temperatures up to over 1300C in an oxidizing to slightly reducing atmosphere.

Compatibility
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Suitable for blending with most other types of ceramic colors.

Cost
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Relatively low.

Note: This description is taken from information provided by Blythe Matthey and may or may not apply to stains of this family from other companies.

Related Information

Links

Oxide	Analysis	Formula

Materials	Stain
Typecodes	Colorant Metallic based materials that impart fired color to glazes and bodies.

Mechanisms

Glaze Color	Do not make grey shades by using small amounts of black since the dominant oxide in the formulation will impose its shade of color (e.g. blue from cobalt). It is better to use grey stain.

By Tony Hansen
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