Same as WC609 but includes sand, making it quite desirable for tile, slabs and handbuilding.
25 lb bag = 1 qty
Characteristics
Cone: 6
Wet Color: Light Gray
Firing Color: Oxidation: Off-White - Reduction: N/A
Texture: Slightly Coarse
Consistency: Standard
Avg. Shrinkage 2±%: 12.5%
Avg. Water Absorption 1±%: 1.5%
COE x 10-6: 4.75