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.