aquaculture oxygen increasing aerator blower

Brand Huadong Model HDSR-80 Item Roots blower Type HDSR series three lobes Flow rate 2.36-18 m3/min Pressure 9.8-58.8 kpa Motor power 1.1-7.5 kw Frequency 50HZ, 60HZ Voltage 380v, 400v, 415v Bore 80mm Dimension 845*490*1170 Drive type Direct coupling or belt transmission Cooling type Air current Weight 148-160kg Package dimension 1100*570*760 Features: 1 positive displacement blower, no compression, air conveying is smooth, there is small flow rate changes along with pressure changes.

2 tri-lobe linear-shaped impeller making inlet and outlet pulsation quiet with low noise and vibration. 3 special impeller of mesh curve and small enclosure making roots blower high efficiency, low energy consumption. 4 small size, light weight and elegant appearance. 5 with high-precision synchronous hard-toothed surface gears ensure long life.

6 much cleaner with no oil Usage: sewage treatment, flour, aquaculture, pneumatic conveying, electric power and cement industries etc.

Accessory: suction silence (with air filter). Discharge silence, safety valve, pressure gauge, cock, vibration-isolating base, rubber vibration isolator, expansion joint, check valve, gate valve Payment terms: 30% T/T in advance, 70% T/T against copy of B/L; L/C at sight Delivery time: within two weeks