Common type blower features: 1, casting resin sand casting process, by the Shandong Light Industry Machinery Factory foundry production Roots blower, sixteen fan casting quality fully guaranteed. 2, in strict accordance with involute impeller design theory and simulation on a computer to do many times before installed rotational equilibrium experiments, and fully guarantee the involute meshing characteristics, effectively reducing the leakage clover Roots blower, improve efficiency. Common type blower features: 1, cabinet, wall by high-precision digital processing purchase coordinate boring Roots blower, high precision, stable quality. 2, the intake and exhaust ports spiral structure and to install a muffler, intake, exhaust pulsation gentle vibration, low noise. 3, lubrication using principal, fuel tanks splash oil lubrication, lubrication not only more reliable, and solves many of the shortcomings greased and effectively improve the bearing life. Roots type blowers, blower, Zhucheng East Machinery Co., Ltd. is provided by John Han Machinery Co., Ltd. Zhucheng East. Zhucheng East Han Machinery Co., Ltd. (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 the East Han Machinery Co., Ltd. Zhucheng and you hand into the brilliant, for a better future!