1.low noise blower 2.high efficiency roots pump 3.energy conserving 4.stable performance pump MJ200--Roots blower is widely used for pneumatic conveying system,in many kinds of industries such as procelain,building materials,paper making,smelting,power,petroleum,chemical ,textiles,aquaculture,sewage treatment,food,etc.But it doesn't apply to transport the gases that are flammable,explosive,toxic ...