ROOTS VACUUM PUMPS

ROOTS VACUUM PUMPS
Working Principle and Characteristics: The series SYF roots vacuum pump is with overflow valve. The figure-of-eight rotors are counter-rotating at a frequent velocity within the pump housing for suction and exhaust of gasoline. Two rotors are supported by two bearings and synchronized by a gear, which ensures these two rotors in specified relative positions. They’re near to each other and also to the housing without the need of real contacting, so lubrication is pointless during the working housing. The meticulously balanced working components and large precision bevel wheels ensue the pump be operated stably and continuously under the problem of high-pressure variation. Dynamic seal component employs our patent technologies and imported oil seals, the vibration volume of shaft over the shaft seals is managed to significantly less than 0.02mm. A gravity valve is set up concerning the suction and exhaust a part of the pump. The function of the gravity valve is as follows, when the stress distinction among the suction and exhaust aspect is in excess of the weight from the valve, the valve opens immediately, which can make the stress difference often keep in a fixed controllable worth, the worth may be the allowable highest pressure difference to ensure the pump do the job normally and to ensure the truth is, the roots vacuum pump with overflow valve is often a type of overload self-protective pump. Series SYF roots vacuum pump with overflow valve has considerably larger velocity at rather lower inlet strain and it really is possessed overload self-protective perform. Since it is really a pump of dry clearance seal construction, if a specific pumping speed rate 15 and an greatest vacuum need to be obtained, it really is necessary to supply a decrease inlet stress for reducing the back movement, thus, a pump must be backed in use, roots vacuum pump really should be started quickly immediately after its inlet pressure reaches a permissible value for economization. It is allow to select various types of pump as the backing pump for factual demands, this kind of as oil seal pump and liquid ring vacuum pump. When pumping the gasoline containing substantial volume of vapor, the liquid ring vacuum pump is the excellent backing pump.

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As one of leading manufacturers, suppliers and exporters of mechanical products in China, We offer reducers, sprockets, industrial and conveyor chain, belts, pulleys, gears, racks, gearboxes, motors, PTO Shafts, taper lock Bushing, vacuum Pumps, screw air compressors and many other products. Please contact us for details.

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As one of leading manufacturers, suppliers and exporters of mechanical products in China, We offer reducers, sprockets, industrial and conveyor chain, belts, pulleys, gears, racks, gearboxes, motors, PTO Shafts, taper lock Bushing, vacuum Pumps, screw air compressors and many other products. Please contact us for details.

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