Air disc fine bubble diffuser, which is used to transfer air and with that oxygen into sewage or industrial wastewater. Oxygen is required by microorganisms in the water to break down the pollutants. BENENV Air disc fine bubble diffuser series combines effective design, low installation costs, reliability and high performance in intermittent and continuous aeration processes.Special designed the slits cut opining, patterns and spacing between the slits for high oxygen transfer and longtime operation.
Technical Paramenter
Model
φ215mm
φ260mm
φ300mm
Size
8 inch
9 inch
12 inch
Bubble size
1-2mm
1-2mm
1-2mm
Working air flow (m3/h)
1.5~3
2~5
2~8
Designed air flow(m3/h)
2
3
4
Service area(m2/piece)
0.25-0.45
0.35-0.65
0.45-0.75
Oxygen utilization ratio(%)
>30
>30
>30
Oxygenate capability(kgO2/h)
0.13-0.35
0.18-0.45
0.25-0.5
Water submerged depth(m)
4~8
4~8
4~8
Theoretic dynamic efficeny(kgO2/kw.h)
6.5
6.5
6.5
Drag loss(pa)
<3000
<3000
<3000
Material
EPDM/silicon membrane
EPDM/silicon membrane
EPDM/silicon membrane
ABS support plate
ABS support plate
ABS support plate
Shape
Arch type
Arch type
Arch type
Flat type
Flat type
Flat type
Connection
3/4 NPT male thread
3/4 NPT male thread
3/4" NPT male thread
Flat type air disc fine bubble diffuser
1. Edge cover for protection from damage during transportation 2. Without check valve
Jiangsu BENENV Environmental Technologies Co., Ltd.is located in Yixing, Jiangsu Province, China with research center in Japan. With a group of technicans graduated from Japanese university, BENENV is a professional supplier of wastewater and sludge treatment equipment and solutions. BENENV is focusing on sludge and wastewater treatment for reduction, reuse and resourable. We'd like to cooperate with local engineering companies for a win-win situation.
