Characteristics of Roots blower inside and out thanks to a rotor structure in the form of clover and reasonable housing outlet structure, Tianjin blower, so the fan vibration, low noise. Fan capacity utilization, high volumetric efficiency, and compact sewage treatment blower, flexible installation. Bearing selection more reasonable, even each bearing life, thus extending the life of the fan! Roots blower product features energy-efficient, high-precision, low noise, long life, compact structure, small size, wide light weight, ease of use, product use, throughout the petrochemical, building materials, electricity, metallurgy, chemical fertilizer, mining, ports, light textile, food, paper, aquaculture and wastewater treatment, environmental protection industry and many other areas Roots blower features: 1, the use of precision CNC machine tool production rotor, 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, not only life has been extended, and to achieve a low noise. Thus the product from gear harmful interference completely ruled out. Sewage aeration blower _ _ Zhucheng East Han Machinery Co., Ltd. Shijiazhuang blower provided by Han Machinery Co., Ltd. Zhucheng East. Zhucheng East Han Machinery Co., Ltd. (www.dhlcfj.com) (www.dhlcfj.com) is an industry leader in Shandong Weifang, fans, ventilation equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. John in Zhucheng East Machinery Co., Ltd. leadership with the staff warmly welcome all inquiries negotiations to create Zhucheng East Han Machinery Co., Ltd. a better future.