Business:
project | Sodium Bentonite | Ca-bentonite | ||||
Grade | 2 items | Three Goods | Grade | 2 items | Three Goods | |
Water absorption (2h) /% ≥ | 400 | 300 | 200 | 200 | 160 | 120 |
Blue absorption capacity/(g/100g) ≥ | 30 | 26 | 22 | 30 | 26 | 22 |
Swelling Index/(mL/2g) ≥ | 15 | 5 | ||||
Sieving ratio (75μm, dry sieving), mass fraction /%≥ | 98 | 95 | 95 | 98 | 95 | 95 |
Water (105 ° C). Mass fraction /% | 9-13 | 9-13 |