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WC-5 Kaolin

Oxide Analysis Formula
CaO 0.06% 0.00
K2O 0.18% 0.01
MgO 0.05% 0.00
Na2O 0.03% 0.00
TiO2 1.50% 0.05
Al2O3 38.40% 1.00
SiO2 45.60% 2.02
Fe2O3 0.40% 0.01
LOI13.80%
Oxide Weight 229.02
Formula Weight 265.69

Notes

Wilklay WC-5 is a clean, high quality, very white firing airfloated kaolin especially selected for the whitewares segment of the ceramic industries. The clay has very low residue, an intermediately fine particle size and high plasticity. It is an alternative to #6 Tile and Sapphire kaolin.

Moisture, Max% as produced: 1.0
325 mesh residue, Max: 1.0
Median particle size: 1.2 microns
pH (28% solids), average: 6.9
CEC (Meq/100 gr): 4.0

Particle size:
% Finer than 20 microns: 98
10 microns: 93
5 microns: 80
2 microns: 58
1 micron: 44
0.5 microns: 27

Related Information

Links

Materials Kaolin
Typecodes Kaolin
Pure clay mineral, there are many brand names of varying purity and iron content.

By Tony Hansen


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