S-3 Ball Clay
Alternate Names: s3 ball clay, Hick S-3, Old Hickory S-3 Ball Clay
Description: Tennessee Ball Clay
| Oxide | Analysis | Formula | Tolerance |
|---|---|---|---|
| CaO | 0.02% | - | |
| K2O | 1.10% | 0.05 | |
| MgO | 0.26% | 0.03 | |
| Na2O | 0.11% | 0.01 | |
| TiO2 | 1.20% | 0.06 | |
| Al2O3 | 24.00% | 1.00 | |
| SiO2 | 61.20% | 4.33 | |
| Fe2O3 | 1.04% | 0.03 | |
| LOI | 10.90% | n/a | |
| Oxide Weight | 377.95 | ||
| Formula Weight | 424.19 | ||
Notes
Crude Color: Brown
Dry M.O.R. (psi 50% clay/50% flint, cast bars): 407
Wet Sieve Residue, +200 mesh (%): 0.46
Water of Plasticity (%): 38
Linear Dry Shrinkage (%): 6.35
Solubles Sulfates (ppm): 560
Filtration (ml): 28
Specific Surface Area (sq meters per gram): 16.5
CEC/MBI (meq/100 ml): 8.5
pH: 4.7
PCE: 30
Firing Shrinkage (%) Cone 04: 4.5 Cone 3: 6.8 Cone 11: 8.9
Absorption (%) 21.6 12.7 5.6
Particle Size (% finer than):
50 microns: 100
20: 96
10: 94
5: 77
1: 48
0.5: 37
Related Information
Links
| 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. |
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