NO. | Technical index item | Index | Remarks | |
1 | Specification | D-20/10 |
| |
2 | Inner diameter(mm) | 10±1mm |
| |
3 | Outer diameter(mm) | 20±1mm |
| |
4 | The average pore diameter of micropore(mm) | Φ0.012 ~φ0.03 |
| |
5 | Microporous layout density(pc/m) | 600 ~ 1400 |
| |
6 | Apparent density (g/cm3) | 0.50~0.70 |
| |
7
| Bubble diameter(mm)
| Freshwater | 0.2~ 1 | According to the water viscosity and water level has a certain change.
|
Seawater | 0.08~3 | |||
8 | Effective aeration(m3 / min.m) | 0.02 ~ 0.045 |
| |
9 | Air flow(m3 / h.m) | 0.1~ 0.4 |
| |
10 | Service area(m2 / m) | 0.8~ 5 |
| |
11 | Matched power | 1Kw motor power> 200m microporous aeration tube |