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Description: MICRON-SIZE SODIUM HECTORITE

Oxide	Analysis	Formula
CaO	1.19%	0.17
K2O	0.31%	0.03
MgO	3.01%	0.58
Na2O	1.81%	0.23
TiO2	0.15%	0.01
Al2O3	19.40%	1.48
SiO2	63.80%	8.27
Fe2O3	4.16%	0.20
LOI	6.10%	n/a
Oxide Weight		730.84
Formula Weight		778.32

Notes

A grit-free, high purity, gray sodium bentonite of micron-sized particles used as a general purpose suspending agent and binder.

Specific Gravity: 2.5
pH (5% dispersion): 8.5-10.0
C.E.C. (meq/100g): 104
Dry Brightness (Green Filter): 67
Color: Gray
% Moisture Content: 12% Max.
Brookfield Viscosity (60 rpm @ 5% solids): 353cps

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.

By Tony Hansen
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