F-1 Clay

Description: CLAY

Oxide	Analysis	Formula
CaO	0.34%	0.03
K2O	1.65%	0.08
MgO	1.01%	0.11
Na2O	0.18%	0.01
TiO2	1.29%	0.07
Al2O3	22.67%	1.00
SiO2	60.93%	4.56
Fe2O3	3.44%	0.10
LOI	8.50%	n/a
Oxide Weight		411.73
Formula Weight		449.98

Notes

Crude Color: Brown
Dry M.O.R. (psi 50% clay/50% flint, cast bars): 1260
Wet Sieve Residue, +200 mesh (%): 0.20
Water of Plasticity (%): 40
Oil Absoprtion: 46.0
Solubles Sulfates (ppm): 252
Filtration (ml): 17
Specific Surface Area (sq meters per gram): 25.46
CEC/MBI (meq/100 ml): 17
pH: 6.6
Particle Size (% less than):
5 micron: 80
1 micron: 39
.5 micron: 26
Median Paricle Diameter (Micron): 1.66

Firing Shrinkage (%) Cone 04: 7.4 Cone 3: 8.1
Absorption (%) 10.1 5.6

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.

By Tony Hansen
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