KY-5 Bond Ball Clay

Description: Kentucky Ball Clay

Oxide	Analysis	Formula
CaO	0.30%	0.02
K2O	0.80%	0.03
MgO	0.50%	0.04
Na2O	0.30%	0.02
TiO2	1.90%	0.08
Al2O3	29.50%	1.00
SiO2	54.80%	3.15
Fe2O3	0.70%	0.02
LOI	11.20%	n/a
Oxide Weight		307.04
Formula Weight		345.76

Notes

An intermediate-grained high alumina ball clay. Used primarily in the refractory and abrasives industries.

Shipped from Mayfield, KY

Water of Plasticity: 34.0%
% Dry Shrinkage: 6.0
Dry M.O.R., psi:* 540
pH: 4.1
C.E.C., meq/100g: 8.5
Soluble sulfur:** Low

Cone 5 10
----
Total Shrinkage: 12.5% 16.0%
Absorption: 12.5% 4.5%

P.C.E.: 32

Particle Size, Microns: 20 10 5 2 1 0.5 0.2
99% 96% 92% 83% 72% 57% 29%

*Modulus of Rupture Specimens: De-aired, extruded, 50% ball clay, 50% flint
**Low-trace to 150, Med-150-400, High-450+

Related Information

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Typecodes	Ball Clay Ball clays are abundant and very plastic and are used in all types of plastic forming bodies. They are not as white-burning or refractory as kaolins but lower in iron and fluxes than bentonites.

By Tony Hansen
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