1) bearing
Due to the bearings are processed by the antirust and packaging, so do not open the packaging before installation was not.
In addition, the coating rust preventive oil on the bearings have good lubricating properties, for general purpose bearings or bearings with a grease filling, can be used directly without cleaning. But for instrument bearings or bearings for high speed rotation, clean oil cleaning antirust oil wash away when bearings are easy to get rusty, not placed for a long time.
2) test of shaft and housing
Clean the bearing with the shell, confirmed the Burr left no scars or mechanical processing. Shell must not be abrasive (such as SiC, Al2O3), sand, chips, etc.
Second test axis with the shell size, shape and machining quality and drawings in accordance with.
Prior to installing the bearings, qualified the mating surfaces of the shaft and housing coating machine oil.


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