oilless bearing that does not require oil; especially : one in which a lubricant (as powdered graphite) is
incorporated in the material of which the bearing is made. What is the Oilless Bearing?
A bearing that can improve productivity and save cost/time by having the material properties with can withstand both high & low temperature, corrosive environment, foreign particles, and impact load.
There are various kind of shapes and materials for oilless bearings such as metal, non-metal, plastic and ceramic.
Advantage & Disadvantage of Oilless bearing and Lubricating type
Either power or solid type of lubricant that can be used in harsh conditions such as in high&low temperature, corrosive condition and where greasing is not possible, Generally, it is made of natural graphite,