Cylindrical roller main production processes

Incoming Material Inspection→blank cutting and forming→ soft grinding outer surface → soft grinding double end surface →polishing→soft grinding outer surface again → heat treatment → grinding outer surface → grinding double end surface → lapping outer surface→ lapping two ends surface → cleaning, drying → final inspection appearance, size grouping → packaging.

Qingdao Fuqin can provide NRA, NRB,ZB rollers in many types, grades and applications, please contact us for more product details.