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F-2 Ball Clay

Alternate Names: Hick F-2, F2 Ball Clay, Old Hickory F-2 Ball Clay

Oxide Analysis Formula
CaO 0.39% 0.03
K2O 1.70% 0.08
MgO 1.18% 0.13
Na2O 0.18% 0.01
TiO2 1.25% 0.07
Al2O3 22.49% 1.00
SiO2 60.32% 4.55
Fe2O3 4.36% 0.12
LOI8.13%
Oxide Weight 416.66
Formula Weight 453.53

Notes

Crude Color: Brown
Dry M.O.R. (psi 50% clay/50% flint, cast bars): 1030
Wet Sieve Residue, +200 mesh (%): 0.40
Water of Plasticity (%): 46.8
Oil Absoprtion: 35.5
Solubles Sulfates (ppm): 206
Filtration (ml): 15
Specific Surface Area (sq meters per gram): 49.45
CEC/MBI (meq/100 ml): 22.5
pH: 6.8
Particle Size (% less than):
5 micron: 74
1 micron: 33
.5 micron: 22
Median Paricle Diameter (Micron): 2.16

Firing Shrinkage (%) Cone 04: 7.7 Cone 3: 8.6
Absorption (%) 8.4 4.6

Related Information

Links

Materials General Frit GF-115
Materials Ball Clay
Suppliers Old Hickory
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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