Keanes Mid Fire Dark Matter No. 638

A dark clay, containing refractory grog of various sizes for structural strength. Does not contain Manganese Dioxide, safe to handle and use functionally. Suitable for a range of throwing and handbuilding applications. Fires a warm black with white textural flecks in oxidation. For a crystal clear glaze finish over our Black Mid Fire, avoid glazes containing Zinc.

Note** customers should always glaze test samples prior to applying to important pieces as batch recipes can change without notice.

NB Shrinkage Wet to Dry is 4.5%