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introduction：Factors affecting the quality of hydraulic oil （1）water。The water content in the oil is in accordance with the national standardGB/T1118.1-94Technical standard of,After testing its quality index should not be greater than traces.If there is excessive moisture in the oil,Must be replaced;Or else,Not only will it damage the bearing,It will also rust the surface of the steel,The hydraulic oil is then emulsified、Metamorphism and formation of sediments，Prevents heat conduction of cooler，Affect valve operation，Reduce the effective working area of the oil filter，The abrasive effect of the oil is increased。
2014-12-01 Reading quantity 421
introduction：Automobile bearings generally use imported bearings，So now the imported automobile bearings are still very good，The quality is good，Domestic automobile bearings are relatively speaking，A little cheaper，Now the quality of many imported bearings is good，For exampleNSKImported bearing andFAGImported bearing，In additionSKFImported bearings are suitable for automobile bearings。
2014-12-01 Reading quantity 395
introduction：Shaft parts of machine tools，Especially the main shaft，It is generally assembled into a whole with rolling bearings or plain bearings，And spin at a very high speed，Sometimes it generates a lot of heat。
2014-12-01 Reading quantity 372
introduction：degradation，The oil itself is not clean or the oil deteriorates during operation，If the water in the oil increases, the acidity of the oil will increase，It will reduce the lubrication effect of the oil，Cause the bearing bush to corrode，The bearing temperature rises。
2014-12-01 Reading quantity 393
introduction：The influence of the amount of grease injection on the use of bearings
2014-12-01 Reading quantity 363
introduction：Bearing with irregular packing or no packing inside the warehouse，As small as a few dollars a set，Large to three、Four thousand yuan for a set。These bearings are exposed on the shelves，In addition, the temperature of the warehouse is higher，The butter originally applied to the bearing for lubrication and maintenance has dried，This accelerates the bearing rust，It will affect the use of our production。In this case，The supply Department organizes personnel to clean and maintain these bearings。
2014-12-01 Reading quantity 401
introduction：Rolling bearings are mass-produced mechanical parts，And the manufacturing accuracy requirements are very strict，There is a high degree of technical specialization，Therefore, for the vast majority of easy to buy bearing varieties，It should be more cost-effective to buy than to repair，Only in the following cases，Only consider the repair of bearings
2014-12-01 Reading quantity 355
introduction：Automobile front/Rear bearings should be at least2Maintenance once a year
2014-12-01 Reading quantity 416
introduction：Bearings must be installed in the dry、Carried out under clean environmental conditions。The mating surface of the shaft and housing should be carefully checked before installation、Convex shoulder end face、Machining quality of grooves and joint surfaces。All mating surfaces must be carefully cleaned and burrs removed，The raw surface of the casting must be cleaned of molding sand。
2014-12-01 Reading quantity 382
introduction：Butter the cylinder pad when installing it Some repairmen install cylinder gaskets，Likes to put a layer of butter on the cylinder pad，It is thought that this will increase the tightness of the engine。Hardly realize，This is not only unhelpful，Rather harmful。
2014-12-01 Reading quantity 440
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