Foundry Grade Bentonite

Sr No	Parameters	(1)	(2)	(3)	(4)
1	Swelling Capacity	24/25 ml	30/31 ml	34/35 ml	39/40 ml
2	Gel Index	60%	63%	66%	80%
3	Liquid Limit	400-450	400-500	450-550	450-550
4	Green Comp Strength	14.00 psi	14.52 psi	15.00 psi	15.00 psi
5	Dry Comp. Strength	40-50 psi	40-50 psi	45-55 psi	45-55 psi
6	Mesh(Through B.S.S. 200 sieve )	90%	90%	90%	90%
7	Moisture Content	12%	12%	12%	12%
8	LOI	9.0%	9.0%	9.0%	9.0%
9	PH Value	9.5 min	10.0 min	10.5 min	9.5-10.5 min