Bentonite Jahnvi Minerals
jahnvi minerals [jodhpur, India]
We offer pure bentonite to our clients,
which is an finds usage in following segments:
Oil drilling industry
Geotechnical engineering industry Cement
Adhesives
Ceramic bodies
Cat litter
Manufacture of taconite pellets (as a binding agent) . . . .
TYPICAL CHEMICAL ANALYSIS (On dry basis at 105 "C)
si02: 65-70%
Al2O3: 13-17%
Fe2O3: 1-2%
Na2O: 1. 5-2. 5%
LOI: 10-12%
MgO: 2. 0-3. 0%
CaO: 1. 5-2. 5%
K2O: 0. 4-0. 8%
Tio2: 0. 2-0. 3%
RESULT BENTONITE POWDER
CHARACTERISTIC 1 General Grade 2 Bond Grade Bond Super Grade
1 Loss on drying, at 105'C-% by wt. 8 to 10% 6 to 11% 5 to 10%
( Moisture content)
2 pH 7. 5 to 8. 0 8. 5 to 9 9. 5 to 10. 5
3 Gel formation index 20 ml. to 22 ml. 23 ml. to 32 ml. 33 ml. to 50 ml.
4 Dry Fineness:
To pass though 150 micron sieve Above 95% Above 96% Above 98%
( 100 Mesh)
To pass though 75 micron sieve Above 90% Above 91% Above 92. 5%
( 200 Mesh)
5 Wet Fineness:
To pass though 45 micron sieve Above 90% Above 91% Above 99. 5%
6 Calcium Oxide (replaceable Ca + + 0. 70 Max 0. 65 Max 0. 60 Max
Other Properties of Bentonite
1 Free Swelling 20 mi. to 23 ml. 24 ml. to 30 ml. 31 ml. to 35 ml.
( 2 gm sprinkled in 20 parts in 100 cc.
Distilled water)
2 Green compressive Strenght 6% Bentonite
& 4% moisture in standard sand (ISI produre) 3 to 3. 5 KG / cm2 4 to 5 KG / cm2 5 to 6 KG / cm2
3 Liquid Limit 300 to 350 351 to 450 451 to 550
4 Viscosity Above 35 cps Above 45 cps Above 52 cps
( by fann V. G. Meter at 600 RPM)
ALL Test as per IS 6186 & IS 12446 For Bentonite Drilling & Foundry.
THIS IS OUR MOST SELLING GRADE