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Big Horn CE 200 Bentonite

Oxide Analysis Formula
CaO 0.38% 0.04
MgO 1.67% 0.22
Fe2O3 3.48% 0.12
Na2O 2.34% 0.20
TiO2 0.22% 0.01
Al2O3 19.28% 1.00
SiO2 60.34% 5.31
K2O 0.10% 0.01
LOI4.37%
Oxide Weight 464.55
Formula Weight 528.62

Notes

Specially formulated powdered sodium bentonite for ceramic and refractory formulations.

Related Information

Links

Minerals Montmorillonite, Bentonite
Materials HPM-20 Volclay Bentonite
Materials Bentonite
Hazards Quartz Toxicity
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.

Data

Sieve Analysis WetOn 200 mesh: 3.0 +/- 1.0
Bulk Density lbs/cu. ft. (Packed)52 +/- 3
CEC (meq/100g)60-90
Liquid Limit600
Frit Softening Point1450C
Sieve Analysis Dry% passing US Std Sieve: 100 mesh: 96% 200 mesh: 80% 325 mesh: 52%
Density (Specific Gravity)2.45-2.55
Surface Area (m2/gm)800 all surfaces
Trace Elements (ppm)Arsenic < 0.1 Barium 0.5 Cadmium < 0.05 Chromium < 0.1 Lead < 0.1 Mercury < 0.02 Selenium < 0
pH for dry powder8-10 (5% aqeous solution)

By Tony Hansen


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