1.The ceramic rollers of the tempering furnace can only be replaced when the furnace body is cooled;

2.The ceramic rollers should be replaced by at least three people (one person on each end of the ceramic roller and one person in the middle);

3.When disassembling the rollers, remove the screws that secure the ceramic roller bearings first. Work together to lift the ceramic rollers of the tempering machine, place them on the ceramic roller conveyor, and then drag the ceramic rollers outwards from the furnace;

4.Gently and slowly pull out the ceramic rollers to prevent the rollers from collision or scratch.