Difference Between Rolling Contact and Sliding Contact Bearing

Difference Between Rolling Contact and Sliding Contact Bearing Points : difference between rolling contact and sliding contact bearing, rolling contact bearing vs sliding contact bearing

Difference Between Rolling Contact and Sliding Contact Bearing
	Rolling Contact Bearing	Sliding Contact Bearing
1.	Friction coefficient is lower.	Friction is great.
2.	Easy to sub-micron positioning.	Difficult to achieve sub-micron positioning.
3.	Easy to estimate life	Difficult to estimate life
4.	Easy to estimate rigidity	Difficult to estimate rigidity
5.	No play because of preload	There is mechanical play
6.	Wide range of use from low to high speed	Unsuitable for extremely low and high speed
7.	Long life through simple maintenance	Precision is lost greatly by deteriorated guide surface
8.	Suitable for high speed application	Not suitable for high speed application
9.	Can take shock load	Poor in taking shock load
10.	Required continuously lubricant supply	Not required continuously lubricant supply