bentonite clay: 1. off-white or white powder 2. non-toxic, non-pollution 3.soluble in water 4.PH: 8.5-9
characteristic: Sodium bentonite clay has the feature of Good cohesiveness, expansibility, close water and fire-resistant and plasticity with similar white powder, nonpoisonous. Highly efficient, high quality activated clay for animal and plant oils and fats decoloration.
Usage: the foundry, metallurgy, drilling, food, oil, agriculture, textile, printing and dying, chemical, products for civil use and building, paper making, ceramics, and medical fields
Item | Index |
Montmorillonite content | 70-95% |
Fineness | 200 mesh |
Swell index | ≥24 ml/2g |
Methylene blue index | ≥30 |
Residue | ≤2.5 |
Moisture | 10±2 |
Coefficient Permeability | 5.0×10-11 m/s |
Tensile strength | 600 N/100mm |
Filtration | ≤18 ml |
sodium bentonite for casting, foundry