Bubble disc diffuser

Archtype,effective aeration area is larger than other typies EPDM or silicone membraneUPVC or ABS plastics traySaddle could be matched Specification has Φ200mm, Φ215mm ,Φ260mm,Φ300mm. Different requirements could be according to clients. price pls contact with us . Item BWEN-192mm BWEN-215mm BWEN-260mm BWEN-300mm Working oxygen volume (Nm3/h) 0 3 0 4 0 5 0 6 Recommended oxygen volume (Nm3/h) 1±0.5 1.5±1 2±1.5 5±1 Bubble size (mm) 0.8 2.1 0.8 2.1 0.8 2.1 0.8 2.1 Service area (m2/piece) 0.3 0.5 0.35 0.7 0.5 0.85 0.65 0.95 Oxygenation dynamic efficiency (kgO2/kwh) 5.5 6.5 7.5 8.5 Oxygen transfer efficiency (kgO2/h) 0.15 0.35 0.25 0.45 0.35 0.65 0.45 0.75 Oxygen utilization ratio (%) 30 30 30 30 Drag loss (mmH2O) 300 300 300 300