GUMD Modular drill
Suitable for drilling of steel, cast iron, and stainless steel with a hole depth of φ10.0mm-φ21.9mm and a hole depth within 5D
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- Feature
- Application
- Application case
- Suitable for drilling steel, cast iron and stainless steel with a hole depth of φ10.0mm-φ21.9mm and a hole depth of less than 5D
- High interface precision and easy replacement of the cutter head
- High-strength drill tip design and good centering performance
Specification
| Drills Series | Dimension Range | Coolant Type | Drilling Depth L/D |
| GUMD-3D | 10～21.9mm | Internal Coolant | 3D |
| GUMD-5D | 10～21.9mm | Internal Coolant | 5D |
Application
GUMD Processing Case（Ring Gear）
| Specification | GUMD125-PKM |
| Grade | GPD7115 |
| Material | 50Mn(HB180-240) |
| Cutting speed | Vc=58m/min |
| Feed rate | fr =0.15mm/r |
| Cutting depth | ap=36mm |
| Cooling method | Internal Coolant |
| Cutting method | Vertical processing |
