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K&T Special
Kentucky Ball Clay
Chemistry
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Miscellaneous
- Family: Ball Clay
- Region: North America
- Mined At: Unspecified
- Raw Mineral: No
- Generic: No
Notes
Water of Plasticity: 40.0%
% Dry Shrinkage: 7.5
Dry M.O.R., psi:* 890
pH: 4.3
C.E.C., meq/100g: 11.5
Soluble sulfur:** Med-High
Cone 5 10
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Total Shrinkage: 15.5% 17.5%
Absorption: 14.0% 3.5%
P.C.E.: 32
Particle Size, Microns: 20 10 5 2 1 0.5 0.2
97% 95% 90% 80% 70% 56% 31%
*Modulus of Rupture Specimens: De-aired, extruded, 50% ball clay, 50% flint
**Low-trace to 150, Med-150-400, High-450+
Authors
- Tony Hansen (Owner)
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