SA-1 Kaolin

Oxide	Analysis	Formula
CaO	0.06%	-
K2O	0.18%	0.01
TiO2	1.50%	0.05
Al2O3	38.40%	1.00
SiO2	45.60%	2.02
Fe2O3	0.40%	0.01
LOI	13.82%	n/a
Oxide Weight		228.81
Formula Weight		265.50

Notes

Wilklay SA-1 is a high quality, finely pulverized, airfloat kaolin clay filler with properties specifically selected for the coatings, adhesives, rubber, and other industries. It features low viscosities in aqeous systems and performs as a soft clay in rubber compounds. It is an alternative to Pioneer kaolin.

Specific Gravity: 2.6
Moisture, Max% as produced: 1.0
325 mesh residue, Max: 1.0
GE Brightness, % average: 79.5
pH (28% solids), average: 5.4
Oil Absorption, g/100g clay: 32
Viscosity, 62% solids, cps*, max: 400
Raw Color: Cream

Particle size:
% Finer than 20 microns: 97
10 microns: 91
5 microns: 80
2 microns: 60
1 micron: 47
0.5 microns: 35

Related Information

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Materials	Kaolin The purest of all clays in nature. Kaolins are used in porcelains and stonewares to impart whiteness, in glazes to supply Al2O3 and to suspend slurries.
Typecodes	Kaolin Pure clay mineral, there are many brand names of varying purity and iron content.

By Tony Hansen
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