Oxides & Opacifiers

Manganese Dioxide MnO2 (coarse) If your are looking for added speckle in reduced darker clay, add some manganese dioxide: 2 - 10% in both bodies an...

The most reliable, oldest, and most widely used opacifier. Produces a softer white and less refractory (neutral) than zircon. 4 - 5% produces semi-...

The most powerful colouring oxide. This produces a deep blue or blue- black colour in lead and leadless glazes and a vivid blue in alkaline glazes....

Zinc Oxide is a raw material component in the production of frits and glazes. Normal zinc content for glazes is in the range 1-5%. Higher zinc cont...

In ceramics this strong oxide produces a transparent apple green colour under neutral or oxidising conditions, except in alkaline glazes when it pr...

Titanium Dioxide TiO2.  Used as a glaze opacifier. Adding up to 10% to a glaze will result in a creamy white glaze with a matt/semi-matt surface. T...

Iron Oxide Red is used for its pigmentary characteristics within the ceramic industry - in glazes, underglazes and on-glaze colours either directly...

Cobalt Carbonate CoCO3 This oxide produces a deep blue or blue-black colour in lead/leadless glazes and a vivid blue in alkaline glazes. The presen...

A good alkaline flux used as a substitute for soda and potash when a good craze resistance is required. Acts as a flux in earthenware and stoneware...

Ferrous oxide, used in ceramics as a pigment in glazes and body stains. Please read the safety information prior to purchase and use: Safety Data S...

Copper Carbonate produces an apple green colour in glazes when fired under neutral and oxidising conditions, apart from in alkaline glazes when a t...

Adding 1-3% nickel oxide to glazes produces a brownish-green colour, but in stoneware glazes with a high zinc content yellow to blue tones are poss...

An ultra fine form of Zircon used as an opacifier. Add 5 - 8% for semi opaque and 10 - 15% for fully opaque glazes. Please read the safety informat...

Its major use in the ceramics industry is as a component in the production of glaze stains such as Zirconium-Vanadium ( Orange) or Vanadium-Zirconi...