◆ seal 1. Roots blower fan with a sealing system, Lanzhou blower to ensure the free flow of oil and prevent oil pollution. 2. sealed with labyrinth seals, metal movement ring, oil slingers and balanced ventilation holes. To ensure that the air blower cavity, with minimal leakage, while the lubricating oil can not be on both sides of the fuel tank into the fan chamber to ensure that the outlet air clean. 3. The shaft seal with two lips Vladimir rubber seal. For special gas, can use other sealing methods, double tank blower, for example: carbon ring and mechanical seal Roots blower Roots blower enclosures enclosures can also be said blower soundproof room, as the name suggests can reduce blower Noise house. Roots blower noise enclosures can be used not only to reduce blower, also suitable for reducing all types of blower, Fan, generators, air compressors, transformers, mill, ball mill, motors, pumps, woodworking machinery, printing, etc. noise device. As a high noise plant control room, can reduce the noise on the human body. And it is equipped with ventilation and cooling, cooling equipment and air intake and exhaust muffler to ensure the equipment is working properly. Lanzhou Roots blower, Zhucheng East Han Machinery Co., energy efficient blower provided by Han Machinery Co., Ltd. Zhucheng East. Lanzhou Roots blower, Zhucheng East Han Machinery Co., energy efficient 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.