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

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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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