we are a professional THREE LOBES ROOTS BLOWER manufacturer in China. PARAMETER TABLE: Bore:50-350mm Air capacity:0.44-180m3/min Discharge pressure:9.8-98kpa Motor power:0.55-315kw Standard accessories: Suction Silencer ;Discharge silencer;Anchor Bolt;Reverse Valve;Flexible Joint;Safety Valve;Pressure Gauge;Common Base;Blower Pulley;Motor Pulley;V-belt Cover;V-belt;First fill of lubricating oil APPLICATION SCOPE: Our blowers are widely used in many fields, especially in waste water treatment, sewage treatment,fishery ,aquaculture,hatchery plant, paper industry,biogas industry, sewage water treatment, gas transportation, Pneumatic transport, grains conveying,sawdust transport,vacuum packing, aquaculture , oxygen generation , fertilizer plants etc.