Cylindrical roller bearing is a separable type of bearing, suitable for installation and disassembly.Cylindrical roller and
raceway are linear contact, load capacity is large, can bear large radial load and stamping load, also suitable for adjusting
rotation. This kind of bearing has the structure of single row, double row and four row. This kind of bearing is mainly used formotor, generator, gas turbine, machine tool spindle, reducer, loading and unloading machinery, and four row cylindrical roller is mainly used for rolling mill.