Fires gray-stony-white in reduction at cone 10, off white at cone 5 oxidation, and bright white at cone 05 (raku). It is a medium textured, low shrinkage body designed for large-scale hand-built sculpture and tile work where thick cross sections (up to 1 inch) are anticipated. Contains a moderate amount of fine and medium mesh grog.
Characteristics
Cone: 06-10
Wet Color: Light Gray
Firing Color: Oxidation: Light Gray – Reduction: Dark Gray/Black
Texture: Coarse
Penetrometer Target: 6
Avg. Shrinkage ±2%: 14%
Avg. Water Absorption ±1%: 5%
COE x 10-6: 6.175