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540i Cone 6 Black Clay by PSH Pottery Supply House

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A unique multi-purpose clay. Not recommended for microwave ware as iron oxide stain gets hot. 

AS PER PSH: "Recent production runs are firing lighter in colour than normal. Once we understand why, corrective measures will be made and production will resume. We are sorry for the inconvenience." (SEE PHOTO)

*We will have new stock soon :)

Buy 5+ Boxes and save 10% - Discount applied at checkout. Reach out for your custom shipping quote!

Cone: 6
Wet Color: Black
Fire Color
                Oxidation Cone 6: Black
Average Shrinkage 
                Oxidation Cone 6: 11,5%
Average Water Absorption: 
                Oxidation Cone 6: - than 0,5%