Mast & Rotary Head
AssemblyLattice tower raised hydraulically to vertical (or angle) that guides the rotary head as it drives the drill string with up to 25,000 Nm of torque. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Mast & Rotary Head
6 top-level lines as of r145030| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Mast Structure | rotary-blasthole-drill-mast-structure | 1× | 1 | · | part |
| 2 | Rotary Head 7 parts | rotary-blasthole-drill-rotary-head | 1× | 1 | 0 | assembly |
| 3 | Mast Raise Cylinder | rotary-blasthole-drill-mast-raise-cylinder | 2× | 2 | · | part |
| 4 | Pipe Carousel | rotary-blasthole-drill-pipe-carousel | 1× | 1 | · | part |
| 5 | Breakout Wrench | rotary-blasthole-drill-breakout-wrench | 1× | 1 | · | part |
| 6 | Deck Bushing | rotary-blasthole-drill-deck-bushing | 1× | 1 | · | part |