Main characteristics of this machine tools
★The machine is mainly applicable to grinding of internal hole, internal tapered hole and stepped hole.
★The work table is hydraulically driven. The working speed can be steplessly adjusted.
★The dressing motion of grinding wheel is controlled by hydraulic handlebar The dressing speed can be steplessly adjusted.
Specification parameter list
| Model of machine tools | M250A | |
|---|---|---|
| Grinding aperture（mm） | ф150-ф500（ф50-ф150 customized grinding head） | |
| Maximum grinding depth (mm) | 450(the machine can be customized if it is deepened) | |
| Swing diameter of work piece (mm) | Inside the shell (mm) | ф510 |
| Outside the shell (mm) | ф725 | |
| Maximum rotation angle of headstock（°） | 15°，20° | |
| Rotating speed of work piece（r/min） | 28、38、57、160、212、320 | |
| Rotating speed of grinding wheel（r/min） | 2450、4200 | |
| Total power of machine tools （kw） | 8.92 | |
| Power of work piece motor（kw） | 1.8/1.8/2.5 | |
| Power of grinding wheel motor（kw） | 5.5 | |
| Outline dimension of machine tools（mm） | 3860×1600×1850 | |
| Weight of machine tools（kg） | 4550 | |
| Power supply used by machine tools | 3N-50Hz 380v | |
| Working accuracy (according to standard specimen) | Roundness of internal hole（μm） | 5 |
| Cylindricity of internal hole（μm） | 5 | |
| Surface roughness of internal hole（μm） | Ra0.63 | |
Leave A Message