These centerless grinding machines can process surfaces of needle roller,Website:://.zys-bearing.com, cylindrical roller, oil-needle, pin, and inner/outer ring of bearings etc. They can effectively improve the surface roundness and the geometrical precision of workpieces. Also the machine can widely reduce the work piece surface roughness,featuring simple structure,high processing efficiency,low cost etcMain feature1.Process of the centerless grinding and lapping.2. Hollow cast iron running rollers with good wear resistance and long service life.3. Either easily and quick adjusting for fine processing adaptabilityTypeZYS-100ZYS-200ZYS-300Processing scope（mm）1.5-120100-200120-300Machining accuracyRoundness0.1-0.50.5-0.80.5-0.8Roundness0.1-0.20.1-0.20.1-0.5