Kaolin SP

Description: WBB Devon Ball Clay Group 2

Oxide	Analysis	Formula
CaO	0.20%	0.01
K2O	1.50%	0.05
MgO	0.30%	0.02
Na2O	0.10%	-
TiO2	0.90%	0.03
Al2O3	33.70%	1.00
SiO2	49.20%	2.48
Fe2O3	1.20%	0.02
LOI	12.90%	n/a
C	2.60%	n/a
Oxide Weight		263.63
Formula Weight		311.98

Notes

Particle Size (e.s.d.)
125 microns - 0.50
10 microns - 98
2 microns - 83
1 microns - 73
Modulus of Rupture at 110C
Mn/M2 - 5.2
lbf/in2 - 750
Defloculant Required - (3:1 Na₂SiO₃(C.100):Na₂CO₃) - 0.7
Water Absorption
1120C - 5.5
1220C - 0.50
Shrinkage Dry to Fired
1120C - 14.50
1220C - 16.50
Reflectance 464nm
1120C - 79
1220C - 63
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.
Typecodes	Kaolin Pure clay mineral, there are many brand names of varying purity and iron content.
Typecodes	Materials used in Denmark

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