Attapulgite

Application    :    Thickening agents such as thickening of lubrication oils to grease, for fertilizer suspension, herbicide, carrier, animal feed binder, saltwater drilling mud, stabilizers, gallants and thixotorpic agents.

Chemical Composition   :    Hydrous Magnesium silicate

Chemical Formula          :    Mg5 SiO 2O (OH)2 8H2O.

Key to Identification       :     

Luster       

 Dull

Hardness

 Soft

Colour

 Brownish white or light cream

Bulk Density      

 0.46 gm/cc to 0.53 gm/cc

Specifications   :  

Residue 200 mesh wet % max

2 %

Silica

64 %

Oil Absorption (ASTM)d 281

112 %

Alumina

12 %

Free Moisture

11.6 %

Magnesium

13.8 %

Volatile matter (% by loss at 650 degree C)

10 %

Iron

4.87 %

Ignition loss (% by loss at 1000 degree C)

14 %

Calcium

3.82 %

PH

8.34 %

Phosphorous

1.00 %

Colour

Light Cream

Pottasium

0.38 %

Specific Gravity

2.37

Titanium

0.03 %

Bulk Density

19-22

Trace Element

0.1 %

B.E.T. Surface area

150

Total

100 %
 
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