A modification of WC-628 Miller #900. Fine sand is added to maximize stability in firing and drying.
Characteristics
Cone: 10
Wet Color: Red/Brown
Firing Color: Oxidation: Buff - Reduction: Orange/Brown
Texture: Medium Coarse
Consistency: Standard
Avg. Shrinkage ±2%: 12.7%
Avg. Water Absorption ±1%: 0.6%
COE x 10-6: 4.08
Characteristics
Cone: 10
Wet Color: Red/Brown
Firing Color: Oxidation: Buff - Reduction: Orange/Brown
Texture: Medium Coarse
Consistency: Standard
Avg. Shrinkage ±2%: 12.7%
Avg. Water Absorption ±1%: 0.6%
COE x 10-6: 4.08