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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
1' x 1' / 305 x 305mm
Specifications and Safety Data Sheet (pdf)
Put simply
Grade S275 steel
Cobalt Oxide Black Weight:100g 1' x 1' / 305The 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. It gives good colour variations when used in combination with other oxides. 1 1. 5% for a deep blue. To remove oxide mistakes or for making a design, use a pencil eraser. It won't smear like when trying to wash the oxide off. TOXIC. Please read the safety information prior to purchase and use: Safety Data