Product: Pebble/ River stone
Color: White/ Green / Sky blue / Brown etc.
Common size: 1-2,2-4,4-6,6-8,8-15,15-32cm 0.5-1 1-2 2-4 4-6 6-8mm
Usage: Sewage treatment
Package: 25/50 kg/ bag
Different size cobble stone used for sewage treatment
Description
Cobble stone also called pebble or river stone is a kind of pure natural stone. It is taken from the gravel mountain produced by the ancient river bed uplift after crustal movement, cobble stone are widely used as first filter of sewage water treatment.
Advantage of Pebble
- Hard
- Wear resistance
- Anti- stress
Application of Pebble
- Water filter media
- Sewage treatment
- Gardening
Specification of Pebble
| Specific gravity | 1.85g/cm3 | Hardness | 7.5 |
| SiO2 | 98% | Bulk density | 1.85 |
| Solubility of hydrochloric acid | 3.50% | Density | 2.66 |
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