Home / Application Examples - Solid CBN Roughing
| Component: | Rolling Mill Roll (1 metre diameter x 3 metre long) |
|
| Machine Tool: |
Craven Centre Lathe | |
| Material: | Chilled Cast Iron ( 55 Hrc) | |
| Operation: | Turning | |
| Depth of Cut: |
2 mm (0.08″) | |
| Insert: | RNMN 120300T DR-100 | |
| Surface Speed: |
100 m/min (330 ft/min) cutting without coolant | |
| Feed Rate: |
0.2 mm/rev (0.008″/rev) | |
| Surface Finish: |
N/A | |
| Tool Life: |
Average 40 minutes contact |
|
| Comments: | Semi-finishing for grinder - machine not powerful enough for bigger cuts or feed rates |
|
| Component: | Thread Rolling Die | |
| Machine Tool: |
D2 Tool Steel | |
| Material: | Okuma LB15 CNC Lathe | |
| Operation: | Turning and removal of thread | |
| Depth of Cut: |
2 mm (0.08″) | |
| Insert: | SNMN 090312T DR-100 | |
| Surface Speed: |
100 m/min (330 ft/min) |
|
| Feed Rate: |
0.2 mm/rev (0.008″/rev) | |
| Surface Finish: |
Not important | |
| Tool Life: |
Average 40 minutes contact | |
| Comments: | Cost effective stock removal | |
| Component: | Crushing Ring | |
| Machine Tool: |
Hard Facing Alloy - Stellite 6 | |
| Material: | DSG Centre Lathe | |
| Operation: | Facing | |
| Depth of Cut: |
Variable | |
| Insert: | RNMN 090300T DR-100 | |
| Surface Speed: |
150 m/min (500 ft/min) cutting without coolant | |
| Feed Rate: |
0.2 mm/rev (0.008″/rev) | |
| Surface Finish: |
N/A | |
| Tool Life: |
Job Done | |
| Comments: | Many hours of grinding saved | |
| Component: | Roll Forming Tool | |
| Machine Tool: |
Tungsten Carbide 30% Cobalt | |
| Material: | Centre Lathe | |
| Operation: | Turning | |
| Depth of Cut: |
Typically 1.0 mm | |
| Insert: | TNMN 110308T DR-100 |
|
| Surface Speed: |
30 m/min (100 ft/min) cutting without coolant | |
| Feed Rate: |
0.1 mm/rev (0.004″/rev) | |
| Surface Finish: |
N/A but no cracking or chipping | |
| Tool Life: |
15 minutes contact | |
| Comments: | Better than semi-finish grinding | |
| Component: | Gear | |
| Machine Tool: |
Through Hardened Steel | |
| Material: | Centre Lathe | |
| Operation: | Turning across gear teeth - modification | |
| Depth of Cut: |
Typically 1.0 mm | |
| Insert: | RNMN 090300T DR-100 |
|
| Surface Speed: |
80 m/min (270 ft/min) cutting without coolant | |
| Feed Rate: |
0.15 mm/rev (0.006″/rev) | |
| Surface Finish: |
N/A | |
| Tool Life: |
15 minutes contact | |
| Comments: | Better than grinding and 6.35 mm removed from 2 metre diameter | |
