Hagi is good Cone 5 porcelain clay for throwing small pieces and handbuilding. It has a smooth texture. Hagi fires white in oxidation and off-white in reduction.
Characteristics
Cone: 5
Wet Color: Gray
Fire Color
Oxidation: White
Reduction: Off-White
Texture: Smooth
Penetrometer Target: 6.75
Avg. Shrinkage 2±% 8.5%
Avg. Water Absorption 1±% 0.5%
COE x 10-6: 5.6