Euroblend 90 Ball Clay

Description: Devon/Westerwald Ball Blend

Oxide	Analysis	Formula
CaO	0.20%	0.01
K2O	2.10%	0.09
MgO	0.30%	0.03
Na2O	0.20%	0.01
TiO2	1.10%	0.05
Al2O3	25.90%	1.00
SiO2	59.90%	3.93
Fe2O3	1.00%	0.02
LOI	9.30%	n/a
C	1.10%	n/a
Oxide Weight		357.20
Formula Weight		398.66

Notes

Particle Size (e.s.d.)
125 microns - 1.0
20 microns - 93
2 microns - 66
.5 microns - 48
Modulus of Rupture at 110C
Mn/M2 - 5.2
lbf/in2 - 750
Water Absorption
1120C - 8.0
1220C - 0.5
Shrinkage Dry to Fired
1120C - 9.5
1220C - 13.0
Reflectance 464nm
1120C - 65
1220C - 47
Refractoriness
Cone - 30, 1670C

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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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