Oil return is the biggest weakness of the oil diffusion pump, The return oil just only can be reduced and can’t be eradicated. In order to reduce the diffusion pump oil return, Finding out the main source and reason of oil return is necessary. Then thinking how to reduce the oil return rate. Part...

1. Lubricating the bearings Grease type , operating conditions Lubrication intervals of 4000 hours of operation each applyunder normal operating conditions and at ambient temperatures up to 40 ℃。 The regreasing intervals apply to normal loads, low-vibration running, approximately neutral ambient...

1.Simple introduction of Roots Vacuum Pump Roots vacuum pump, also known as mechanical booster pump, uses two eight-shaped rotor in the pump casing for synchronous rotation, so as to complete the process of inhalation and exhaust. Since main parts such as the pump casing, rotor and the end cap in...

1. Check the vacuum pump piping and the junction if have any loose phenomenon. 2. Adding bearing lubricating oil to the bearing body, oil level should be observed in the oil center line, the oil should be replaced or added timely. 3. Unscrew the pump body’s  water diversion plug and pour into wat...

Many users donot understand why there is oil smoke at discharge port of rotary vane vacuum pump after long term operation, here are potential reasons and suggestion: 1.Exhaust filter stop working Exhaust filter belongs to easy wear parts, which is used to separate oil vapor and gas to prevent oil...

Vacuum packaging is not actually completely vacuum,the vacuum degree is usually 600-1333Pa in the packed container. Vacuum pump is the main but core components for packaging machine. The vacuum pump’s quality directly determines the efficiency of vacuum packaging machine. As the core of the...

Cooked food vacuum packaging machine is used widely in the food processing industry a vacuum packaging machine with the main model makes the double chamber vacuum packaging machine, continuous rolling vacuum packaging machine, automatic vacuum packaging machine, stretch film can be apply to food,...

The rotary vane type vacuum pumps, in the in operation If the improper operation of the, often will appear failure, For example, Rotary Vane Vacuum Pump vacuum degrees decline in, fuel injection, smoke, oil seal Department oil spills, noise and other situation, and the the vacuum pump within the ...

1), In general speaking , rotary vane vacuum pump should be checked after working 2000 hours, check the aging condition of rubber seals, check whether the exhaust valve slice is craze, clean up the precipitation in the dirt from the valve and exhaust valve seat.Clean the entire rotary-vane vacuum...

Rotary vane vacuum pump is the common equipment use of the gas collection and vacuum to obtain, but some customers in the use of the rotary-vane vacuum pump will encountered vent gas discharge of oil, how can we solve the phenomenon of exhaust air injection at this time , first we need to find ou...