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Sanblend 90 Ball Clay

Description: Noodled refined Devon ball clay

Oxide Analysis Formula
CaO 0.20% 0.01
K2O 2.20% 0.09
MgO 0.30% 0.03
Na2O 0.30% 0.02
TiO2 1.30% 0.06
Al2O3 27.50% 1.00
SiO2 56.80% 3.51
Fe2O3 1.00% 0.02
LOI 10.30%n/a
C 1.80%n/a
Oxide Weight 332.33
Formula Weight 378.08

Notes

Particle Size (e.s.d.)
125 microns - 0.10
10 microns - 95
2 microns - 76
1 microns - 65
Modulus of Rupture at 110C
Mn/M2 - 7.8
lbf/in2 - 1140
Defloculant Required - (3:1 Na2SiO3(C.100):Na2CO3) - 0.1
Water Absorption
1120C - 2.0
1220C - 0.00
Shrinkage Dry to Fired
1120C - 11.00
1220C - 12.50
Reflectance 464nm
1120C - 65
1220C - 53
Refractoriness
Cone - 32, 1710C

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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