Foundry Grade Bentonite is specially processed to provide high bonding strength and thermal stability. It plays a critical role in maintaining mold integrity during metal casting processes.
| 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 |
The Typical ranges shown above has been derived from recent analysis data from representative samples of raw bentonite
| Description | Parameters |
|---|---|
| Form Granules of | 1 to 3, 3 to 5 mm |
| Colour | Light Brown |
| Odour | Odour Less |
| Moisture | 12% |
| Properties | Highly Absorbent |
| PH | 8.5 - 9.5 |
| Specific Gravity | 2.4 - 2.8 gm/ml |