Quality

Bhavnagar (Bentonite)
Address Post - Malpar, Ta - Bhavnagar, Dist. – Bhavnagar (Gujarat) - 364 002
Name of the Mine Surkha (North) Lignite Mine
Agent Mr. B. K. Mahato
Contact No. 9727792768
Manager Mr. S.K. Mathur
Contact No. 9727792825
Bentonite Quality Parameter
(Chemical)
Constitute Received Base analysis
SiO2 (%) 42 - 45
AlO2 (%) 25 - 30
Fe2O3 (%) 10 - 15
TiO2 (%) 2 - 4
CaO (%) 1 - 2
Na2O (%) 0.6 - 0.7
K2O (%) 0.05 - 0.1
LOI (%) 10 - 11
Bentonite Quality Parameter
(Physical Property)
Constitute Received Base analysis
Gel Value (%) < 10
Swellingin Index (ml) < 10
Liquid Limit (%) 80 - 85
pH Value 7.5 - 8.5
Moisture Content (%) 4 - 6
Oil Absorbent (ml /  100 gm) 35 - 41
Viscosity (centipoises) 15 - 20
Sector-wise Bentonite Users Fertilizers

Where is bentonite used?

Construction Engineering

Drilling

Foundry