This clay has the same working properties as your favorite B Mix WC-401. This is a mid temperature, smooth, porcelaneous stoneware that is very plastic and workable. This clay prefers slow drying and ample compression on rims and bottoms to avoid cracks. 

***Optimal results at cone 5

Characteristics
Cone: 5
Wet Color: off-white
Firing Color: Oxidation: warm white with speckles - Reduction: N/A
Texture: Smooth
Penetrometer Target: 6.75
Avg. Shrinkage 2±%: 12.47%
Avg. Water Absorption 1±%: 2.47%