Portable Globe&Safety Valve Grinding Machine
M series valve grinder mainly used to grinding the surface of valve, flange which need to be absolutely sealed. Usually it achieved by grinding valve seat, valve core and sealing surface of flange. M series valve grinding machine is applicable to electric power petroleum chemical metallurgical paper which tube valve concentrated industry. Repairing the surface of gas, water, oil valve etc. There are 2 styles of valve grinding machine, portable style and desktop item. Portable valve grinding machine is applicable to the inconvenience of valve repairing both on site and off site repairing, desktop valve grinding machine is suitable for off site repairing.
The following types of Portable globe Valve Grinding Machine are mainly used for grinding globe valves and saftey valves
| Item | M-100 | MJ-250 | MJ-400 |
| Grinding Range（mm） | A:60 degree 75degree 90degree DN20-65 cone globe valve B:DN20-175 plane globe valve, relief valve | A:DN80-275, plane globe valve, relief valve seat（grinding disc optional） | DN150-400 plane Globe valve, relief valve seat（grinding disc optional） |
| Voltage（V） | 220 | 220 | 220 |
| Power（W） | 750 | 1300 | 1300 |
| Frequency（HZ） | 50 | 50 | 50 |
| Max Grinding Depth（mm） | 250 | 450 | 700 |
| Gross Weight（kg） | 23.5 | 40 | 60 |
