Roots blower Features: 1, the use of precision CNC machine tool production rotor, sewage aeration blower, no performance error between the fan. In addition, the Roots blower Which is good, the rotor has become a state of equilibrium in the manufacturing process. The machine running no vibration. 2, the use of advanced drive gear, sewage treatment blower, not only the life has been extended, Nanning Roots blower, but also to achieve a low noise. Thus the product from gear harmful interference completely ruled out. Roots blower Features: 1, using advanced drive gear, not only life has been extended, and to achieve a low noise. Thus the product from gear harmful interference completely ruled out. 2, the output air clean, free of any oily dust inside the case do not need oil lubrication, and the use of gear oils to avoid bearing structure design incorporated inside the enclosure. Main specifications: Fan Diameter: 40--350 mm air volume: 0.44 - 165.9 m3 / min Pressure: 0.1 - 1.0 kgf / cm2 Motor power: 0.55 - 355kw above blower wholesale, Harbin blower, Zhucheng East Han Machinery Co. The company provided by the Zhucheng East Han Machinery Co. Zhucheng East Han Machinery Co., Ltd. (www.dhlcfj.com) (www.dhlcfj.com) strong, credible, Shandong Weifang fan, ventilation equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Zhucheng East Han Machinery Co., Ltd. into the brilliant and you work for a better future!