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Sanblend 75 Ball Clay

Oxide Analysis Formula
CaO 0.20% 0.01
K2O 2.20% 0.08
MgO 0.30% 0.02
Na2O 0.30% 0.02
TiO2 1.20% 0.05
Al2O3 30.50% 1.00
SiO2 52.40% 2.92
Fe2O3 1.00% 0.02
LOI11.90%
C2.50%
Oxide Weight 294.63
Formula Weight 344.19

Notes

Particle Size (e.s.d.)
125 microns - 0.20
10 microns - 97
2 microns - 82
1 microns - 72
Modulus of Rupture at 110C
Mn/M2 - 7.6
lbf/in2 - 1110
Defloculant Required - (3:1 Na2SiO3(C.100):Na2CO3) - 0.2
Water Absorption
1120C - 2.0
1220C - 0.50
Shrinkage Dry to Fired
1120C - 12.50
1220C - 14.00
Reflectance 464nm
1120C - 67
1220C - 52
Refractoriness
Cone - 33, 1730C

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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