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5-S Ball Clay

Description: Kentucky Ball Clay

Oxide Analysis Formula
CaO 0.04% -
K2O 0.80% 0.03
MgO 0.18% 0.02
Na2O 0.12% 0.01
TiO2 1.58% 0.07
Al2O3 28.60% 1.00
SiO2 57.40% 3.41
Fe2O3 0.98% 0.02
LOI 9.60%n/a
Oxide Weight 319.91
Formula Weight 353.88

Notes

Crude Color: White
Dry M.O.R. (psi 50% clay/50% flint, cast bars): 300
Wet Sieve Residue, +200 mesh (%): 0.64
Water of Plasticity (%): 32
Linear Dry Shrinkage (%): 6.0
Solubles Sulfates (ppm): 200
Filtration (ml): 25
Specific Surface Area (sq meters per gram): 18.9
CEC/MBI (meq/100 ml): 9.0
pH: 5.8
PCE: 30

Firing Shrinkage (%)
Cone 04: 5.3
Cone 3: 7.2
Cone 11: 8.0

Absorption (%)
Cone 04: 13.5
Cone 3: 9.8
Cone 11: 3.6

Particle Size (% finer than):
50 microns: 100
20: 96
10: 94
5: 87
1: 62
0.5: 51

Related Information

Links

Materials 54-S Ball Clay
Materials Ball Clay
A fine particled highly plastic secondary clay used mainly to impart plasticity to clay and porcelain bodies and to suspend glaze, slips and engobe slurries.
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.

Data

Dry M.O.R. (50% Silica) 774C
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