Characteristics of Roots blower inside and out thanks to a rotor structure in the form of clover and reasonable housing outlet structure, so the fan vibration, low noise. Fan capacity utilization, high volumetric efficiency, and compact structure, flexible installation. Bearing selection more reasonable, even the life of each bearing straight Roots blower, thus extending the life of the fan! Roots blower product features energy-efficient, high-precision, low noise, long life large high pressure blower, compact structure, small size and large-scale direct blower, light weight, wide easy to use, the product uses, throughout the petrochemical, building materials, electric power, metallurgy, chemical fertilizer, mining, ports, textile, food, paper, aquaculture and wastewater treatment, environmental protection industry and many other areas Roots blower Features: 1, using advanced drive gear, not only life has been extended Roots blower, 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 over Guangzhou blower | Zhucheng East Han Machinery Co., Ltd. | straight Luo Mainz fans by Han Machinery Co., Ltd. Zhucheng East. Guangzhou blower | Zhucheng East Han Machinery Co., Ltd. | Direct Connect Roots blower is Zhucheng East Han Machinery Co., Ltd. (www.dhlcfj.com) (www.dhlcfj.com) this year introduced a new upgrade, the above picture is for reference, please call Tel picture on this page or to obtain the latest information, contact: Mr. Wang.