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Description: COLLOIDAL MAGNESIUM SILICATE

Oxide Analysis Formula
CaO 2.78% 0.13
K2O 0.96% 0.03
MgO 11.40% 0.76
Na2O 1.92% 0.08
TiO2 0.17% 0.01
Al2O3 9.77% 0.26
SiO2 68.10% 3.03
Fe2O3 1.39% 0.02
LOI 3.50%n/a
Oxide Weight 258.28
Formula Weight 267.64

Notes

A highly refined, inorganic complex colloidal, magnesium aluminum silicate. Used as a plasticizing agent in sanitary ware to improve green strength in prefired bodies.

Specific Gravity: 2.5
pH (5% dispersion): 9.5-10.5
C.E.C. (meq/100g): 90
Dry Brightness (Green Filter): 80
Color: White
% Moisture Content: 10% Max.
Brookfield Viscosity (60 rpm @ 5% solids): 3310cps

Related Information

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Typecodes Clay Other
Clays that are not kaolins, ball clays or bentonites. For example, stoneware clays are mixtures of all of the above plus quartz, feldspar, mica and other minerals. There are also many clays that have high plasticity like bentonite but are much different mineralogically.
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