filter garnet
| Standards | European | EN12910 |
| American | AWWA B100 | |
| Specification | Filter Media Specifications | |
| Curves | Backwash & Expansion curves | |
| MSDS | Health & Safety data sheet | |
| Standard Grades | |||
| SG | Specific Gravity | tonnes/m3 | |
| BD | Bulk Density | kg/m3 | |
| Grades | Size | SG | BD |
| Fine | 0.30 - 0.60 mm | 3.98 | 2250 |
| Coarse | 1.40 - 2.36 mm | 3.98 | 2250 |
| Characteristics | |
| SiO2 | 36% |
| FeO | 31.1% |
| CaO | 26.6% |
| Al2O3 | 2.9% |
| Hardness | 7 - 8 Moh |
| Attrition Loss | below 1% in 100 hours backwashing |
| Acid Solubility | below 2% [24hours in 10% HCl] |