MTBM Cutterhead Assembly
AssemblySmall-diameter rotating cutting head with disc cutters and earth pressure balance chamber that stabilizes face during excavation. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for MTBM Cutterhead Assembly
6 top-level lines as of r106337| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Disc Cutters (Set) | microtunneling-machine-cutting-disc | 1× | 1 | · | part |
| 2 | EPB (Earth Pressure Balance) Chamber | microtunneling-machine-epb-chamber | 1× | 1 | · | part |
| 3 | EPB Chamber Access Door | microtunneling-machine-chamber-door | 1× | 1 | · | part |
| 4 | Main Cutterhead Bearing | microtunneling-machine-main-bearing | 1× | 1 | · | part |
| 5 | Ball Bearing | ball-bearing | 2× | 2 | · | part |
| 6 | Pressure Sensor | pressure-sensor | 2× | 2 | · | part |