JTS125 Roots fan spindle Changsha Roots Blower Factory Roots fan JTS125 radial clearance of spindle bearings Due to the different working conditions in which the bearings are located, the clearance is divided into three kinds: original clearance, fit clearance and working clearance. Original clearance - bearing in the free state before not installed clearance. Fit clearance - bearing assembly to the shaft shell clearance. The size of the clearance is determined by the amount of interference. Fit clearance is smaller than the original clearance. Working clearance - bearing in the work, due to the temperature difference between the inner and outer sleeve so that the fit clearance is reduced, but also due to the role of the work load, so that the rolling body and the elastic deformation of the collar to increase the clearance, but in general, the working clearance is greater than the fit clearance.

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