详细说明
MZ7665type rock drill is used at quarries, mines or tunnels to digging holes. The machine is an important mechanical tool at many industries such as traffic, architecture, irrigation works and national defense engineering.
MZ7665 type rock drill can be used to digging horizontal holes, vertical holes or angling holes on medium-hard rock or hard rock. The dimension of the hole is about 34-42mm, the depth can reach 5 m.
The machine is not only can worked with FT140D type air leg but also can worked with the wagon drill.
| Model | MZ7665 |
| Weight | 25.5 | kg |
| Length | 720 | mm |
| Cylinder diameter | 76 | mm |
| Piston stroke | 70 | mm |
| Air hole inner diameter | 25 | mm |
| Water hose inner diameter | 13 | mm |
| Shank Standard | 22×108 | mm |
| Dimameter of Bit | φ30-φ42 | mm |
| Working air pressure | 0.4-0.63 | Mpa |
| Air consumption | 55 | L/Sec |
| Impact energy | 58 | J |
| Impact frequency | 34 | HZ |
| Max. hole depth, approx. | 5 | m |
| Dimension | 775×315×218 | mm |