Linear bearing is usually installed with a aluminium housing or a flange mount, in order to convenient the end users, aluminium sliding units and flanged type linear bearings are developed. Linear bearing shall fit with precision linear shaft, it can work horizontally or vertically in linear shaft direction, but rolling is forbidden which will shorten the bearing's life.
If the working environment is high temperture, shall select steel cage linear bearings;
if the working environment is dusty, dustproof cap shall be added to the bearing extrally;
if the working environment is corrosive, shall select the nickel plated linear bearings.