| Item/Type | First Grade | Second Grade | Calcium Base Bentonite |
| Methyl blue absorption g/100g ≥ | 32 | 32 | 30 |
| Colloid value % ≥ | 500 | 400 | 480 |
| Swelling value ml/g ≥ | 50 | 20 | 10 |
| PH value | 8.0-9.5 | 8.0-9.5 | 6.5-7.5 |
| wet compressive strength gf/m2 ≥ | 100 | 80 | 30 |
| Hot wet tensile strength kg/cm3 > | 3.0 | 2.0 | 1.5 |
| Moisture% ≤ | 10 | 10 | 10 |
| Fineneess(pass 200mesh screen) ≥ | 95 | 95 | 95 |
Bentonite Clay Powder
Size: 100-3000mesh
CAS No.: 1302-78-9
HS Code: 2508100000
Whiteness:70-90%
Use: Agriculture,Industry
Effection: Binder containing stabilizing agent, thixotropic agent filling material purification decolorant feed catalyst
Our bentonite widely used in production of cast steel and iron applying wet, dry, dry-surface, high pressure etc different
technology.
Characteristics of our bentonite: Less addition, Higher strength , Good ventilation
High hot wet compressive strength and good sand inclusion resistance
High temperature resistance
Improving casting parts surface finishment.