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Sodium Bentonite Fine Powder Grade

Specifications

Specifications

Typical Chemical (oxide) analysis (dry basis):

SiO2 66.80%
A12O3 22.30%
Fe2O3 3.26%
CaO 1.48%
MgO 2.59%
Na2O 2.48%
K2O 0.49%
TiO2 0.48%
Mn3O4 0.01%
SO3 0.08%
P2O5 0.05%
BaO 0.08%
Total 100%

Cation Exchange Capacity:

Minimum 70meq/100mg
Average 76meq/100mg
pH Average 10.2

Exhangeable Cations:

Sodium 65.60%
Calcium 20.20%
Magnesium 12.40%
Potassium 1.80%

Physical Properties:

Grit Content <3.0%
Total Moisture Maximum 10.5%
Bulk Density 1.2kg/1
Water Absorption (w/w) Minimum 650%
  Average 740%
Swell Index (m1/2mg) Minimum 18

Sizing Analysis

-2mm 15%
-1.0 + 0.5 mm 32%
-0.5 mm 53%

 

25kg Bag
1.2 tonne Bulka Bag
Pallet (50 bags)