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Lubrication of non-standard bearings, grease the more the better?
by:Waxing
2020-11-15
Lubrication of non-standard bearings, grease the more the better?
Source: bearing | last updated: - 2020
10 -
05 lubrication of non-standard bearings, grease the more the better?
Lubrication of non-standard bearings, grease coating, the more the better, this is a common misconception.
Too much oil in the bearing and the bearing can lead to excessive oil gathering, lead to high temperature.
Rolling bearing lubricating oil quantity should be bearing internal 1/2 ~ 1/3 of the space, during high-speed operation can be reduced to one-third.
Non-standard bearings invalid early, accounted for 36%.
General grease does not consider the various application requirements of bearing, only will all bearings are given in one or several bearing, the grease commonality is more and more difficult, because of the versatile grease the present benefits far beyond the general lubricating grease.
Selects the bearing has a lot of work standards, suitable for lubrication is grease and the application of the bearings work in the standard.
And even in the most demanding work request, bearing lubrication fluid is also to ensure the smooth bearing, stable operation and enhance the credibility of the basic.
Grease can avoid air pollution into the bearing, the cache file bearing the impact friction resistance and corrosion resistance ability to work.
Main purpose for a particular use suitable lubricant is the foundation of the bearing is longer than the time specification.
Appropriate selection of lubricant specification includes: types and specifications of non-standard bearing, the temperature, speed, load and estimate use time and its RunHua cycle time.
The level of output decisions to cooperate with each other, type bearing the original radial clearance slowly decrease.
Accordingly, before installing non-standard bearings, the first accurate measurement must be accurate initial radial gap.
In bearing the whole process of feeding, accurate to accurately measure the radial clearance, until do it by reducing the minimum radial clearance and idealized clearance fit.
By temperature lubrication, transmission ratio, load, the dangers of elements such as geographical environment, the value table only show about temperature range.
Double bearing reasonable lubrication on the fatigue life and its damage, destroy, temperature, vibration and so on are all very big damage, all normal lubrication, bearings can not be normal work.
Because of non-standard bearing damage has carried out analysis, emphasis on 40% of the bearing damage is associated with poor lubrication.
So choose high quality lubrication of non-standard bearings is to reduce the effective measures to prevent damaged bearing damage.
In addition, bearing lubrication can also has a cooling, antirust processing, sealing to ease the impact, and so on.
, bearing lubrication can also has a cooling, antirust processing, sealing to ease the impact, and so on.
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