| PROPERTIES | GRADES | ||||||
| TC-365 | TC-515 | ||||||
| Magnesium Oxide as MgO | 26-29% | 29-31% | |||||
| pH/td> | 8.5-9.5 | 8.5-9.5 | |||||
| Aluminium Oxide as Al2O3 | 0.70% | 0.70% | |||||
| Calcium Carbonate as CaCO3 | 0.70% | 0.50% | |||||
| Asbestos | Nil | Nil | |||||
| Moisture | 0.2 | 0.2 | |||||
| Whiteness (min.) By Konika Minolta | 95 | 98.5 | |||||
| Bulk Density (gm/cc) Tapped | 0.70-0.80 | 0.50- 0.55 | |||||
| Silica as SiO2 (max.) | 57-60 | 59-61 | |||||
| d-50 (particle size) (µm) | 15-17 | 10-12 | |||||
| d-90 (particle size) (µm) | 35 | 25-30 | |||||