I. Features 
　　The ?178 ceramic microporous semi-corundum aerator offers advantages such as high efficiency, low energy consumption, reliable operation, resistance to clogging, low resistance, large aeration capacity, and strong mixing capability. Practical experience has shown that the blower system does not require an air filtration device. It has been operating normally at the Shanghai Jiading Wastewater Treatment Plant and is widely used in underground wastewater treatment equipment with excellent results.

II. Product Technical Parameters
1. Outer Diameter ? Height ? Thickness: 178 ? 55 ? 14
2. Compressive Strength: 8 kN
3. Porosity: 36-42%
4. Average Pore Size: 150-200 μm
5. Oxygen Absorption Rate: 16-25%
6. Dynamic Efficiency: 4-6 kg O?/kWh
7. Resistance Loss: 30-80 mmH?O
8. Service Area: 0.3-0.65 m2/unit
9. Air Supply: 1.5-3 m3/unit
Piping: Branch pipes at the bottom of the tank use steel pipes (or ABS plastic pipes).