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Clay Stop India

Black Iron Oxide (Pottery Colourant)

Regular price Rs. 85.00
Regular price Sale price Rs. 85.00
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Colourants can be added to glazes to get the desired coloured effects. Unlike stains, colourants react differently in each firing. A wide spectrum of colours can be achieved by mixing them with other colourants, opacifiers & stains.

Name: Iron Oxide (Fe2O3)

    Appearance Colour: Black

    Form: Powder

    Recommended Usage:

    • In Slips: 0.5%-8%
    • In Glazes: <15%

    Output Colour: Varied

    Stability: Relatively stable when compared to yellow iron oxide.

    Additional Information: Black iron oxide is the reduced form of red iron oxide. In this reduced form, it acts as a flux, meaning that it it promotes the formation of glass within the glaze. As a glaze component, it can create varied effects depending on the conditions. In general the following occurs with iron oxide:

    • oxidation firings produce red iron oxide
    • reduction firings produce black iron oxide

    Caution: In its powdered form, black iron oxide can cause skin, eye and respiratory tract irritation and sensitization. Please use protective coverings when handling this chemical.

    Note: Owing to the nature of ceramic making process and the varied combinations of elements, we request the user to always test their formulations before bulk production/purchase. It is for the user to satisfy that the product meets their requirements.


    • 100gms, 250gms, 500gms & 1Kg: Stand-up pouch with zip lock (Inner non-reactive lining)
    • 5Kgs: Plastic Cover

    Dispatch In:

    • In Stock: 2-3 working days
    • Pre-Order: 12-15 working days