Pebbles No. 5 And No. 10
Well pack gravel is used for deep beds in ground wells to form barrier between the screens and the land’s natural deposit, which in turn allows for very clean water from the well. Other applications may include well de-watering and pool monitoring
Specification
| Color | Multi-color |
| Bulk density | 100 lbs./cu. ft. |
| Specific gravity | 2.65+ |
| Effective size | 4mm or 0.16 inch(#5) /9 mm or 0.35 inch |
| Uniformity coefficient | 1.6 |
| Hardness | 7.0 (Mohs scale) |
