| ≥1 piece |
micro bubble air diffuser for fish farming tank
1.High Oxygen Transmission Efficiency( OTE)
2.Good effect on saving in powerm and low operating cost;
3.Excellent counterflow prevention function
4.Long guarantee life
5.Unique ring seal
6.Easy installation
| MODEL | HDH-215 | HDH-260 |
| Diameter of Rubber membrane(mm) | 215 | 260 |
| Aeration Capacity(m3/h) | 0.5~5 | 1~8 |
| Service Area(m2/piece) | 0.2~0.6 | 0.3~0.8 |
| Oxygen Utilization Ratio(%) | 22~40 | 30~50 |
| Oxygenation Capacity(kg O2/kw·h) | 0.13~0.40 | 0.20~0.50 |
| Theoretical Power Efficiency(kg O2/kw·h) | 4.5~6.5 | 6.0~8.o |
| Resistance Loss(Pa) | <3000 | <3000 |
| Air Bubble Diameter(mm) | 1~3 | 1~3 |
| Connector size | G3/4" Screwed connection | |
| Note: The above data is tested in 4M depth clear water. | ||
| WORKING CONDITION | |
| Ambient Air Temperature(℃) | (-30.0~45.0℃) (max:90~100℃) |
| Contact fluid temperature(℃) | 4~50℃ |
| pH | 4~9 |
| Max.Working Depth(m) | 10 |
| Durability | 24h/day Non-stop Running or SBR process is ok |
| MAIN SPACE PARTS MATERIAL | |
| Rubber Membrane | EPDM |
| Connectors | EPDM |
| Clamping Ring | Strengthened PP |
| Support Plate | Strengthened PP |
| Refulx Valve | Strengthened PP+EPEM |
| Air Pipe | ABS/UPVC |
| Air Distributing Main Pipe | ABS/UPVC |
| Pipe Fitting | ABS/UPVC |
| Fastener of Main Pipe | 304 Stainless Steel |