Our company is specializing in the production of three lobe roots blower,Our leading product is LZSR three lobe roots blower,taking advantage of high level three lobe roots blower technology from at home and abroad.with the contribution of advanced CAD/CAM assistant design,our product is a new generation of roots blower.which is of high quality ,low noise,high efficiency and is energy concerving .this product has the following advantages:reasonable structure ,small size,high rising pressure.high efficient, low noise ,stable operation ,good function ,long life ,convenient maintenance,etc. our product is widely used in the following fields: sewage treatment,aquiculture ,pneumatic transport,vacuum packing,combustion-supporting ,pressure charging ,foundry,mine,metallurgy, chemical industry, light industry,building materials, electric power,flour, shot blast ,vacuum,etc.Product type:LZSR50, LZSR65 ,LZSR80, LZSR100, LZSR125, LZSR150, LZSR175, LZSR200, LZSR250, LZSR300 series roots blower. Of its traffic from 0.8m3/min-185m3/min. boost 9.8kpa-98.8kpa.we total of 15 models.180 different specifications,can meet the needs of different users.