| Application | Conduit Pipe | Rigid Pipe |
| Grade Recommended | KC – 3 | KC – 4 |
| Bulk Density gm/ml (Tapped) | 0.74 – 0.83 | 0.68 – 0.80 |
| Loss on Drying (105*C in 1 hr) | 0.5 Max | 0.5 Max |
| Specific Surface Diameter (micron) | 0.45 | 0.40 |
| Average Particle Size D50 | 6 – 8 | 5.5 – 6.5 |
| Flow Point (ml/15 gm) | 12 – 15 | 14 – 18 |
| Fineness % (through 45 micron) | 99.50 | 99.50 |
| DOP Absorption (gm/100gm) | 26 – 32 | 30 – 36 |
| Purity as CaCO3 % (min.) | 98 | 98 |
| Crystalline Habit | Calcite | Calcite |