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Technical Specifications | Unit | TGK2115 | TGK2125 |
Working Range | |||
Boring Diameter Range | mm | 40-150 | 40-250 |
Workpiece Length | m | 2-12 | 2-12 |
Workpiece Clamping Range | mm | 50-200 | 50-300 |
Bed | |||
Bed Width | mm | 500 | 650 |
Center Height | mm | 300 | 400 |
Boring Bar Box | |||
Spindle Bore of Boring Bar Box | mm | 55 | 70 |
Taper Hole at Spindle Nose | mm | 80, 1:20 | 80, 1:20 |
Spindle Speed Range | r/min | 50-1800 (Stepless) | 5-1000 (Two gears, stepless in gear) |
Feed Parameters | |||
Feed Speed Range | mm/min | 5-1000 | 5-1000 |
Rapid Traverse Speed of Carriage | mm/min | 3000 | 3000 |
Feed Thrust | N | 2600 | 3000 |
Positioning Length | - | Full length | Full length |
Machining Accuracy | |||
Precision Boring Accuracy | - | IT6-IT9 | IT8-IT9 |
Rolling Accuracy | - | IT6-IT9 | IT6-IT9 |
Workpiece Boring Surface Roughness | μm | ≤Ra3.2 | ≤Ra3.2 |
Workpiece Rolling Surface Roughness | μm | ≤Ra0.8 | ≤Ra0.8 |
Workpiece Machining Roundness | mm | ≤0.029/200 | ≤0.029/200 |
Motor Capacity | |||
Boring Bar Box Motor | KW | 22 | 30 |
Feed Motor | KW | 3.6 | 4.2 |
Hydraulic Pump Station Motor | KW | 1.5 | 1.5 |
Cooling Pump Motor | KW | 5.5 | 5.5 |
Automatic Chip Removal Motor | KW | 1.5 | 1.5 |
Central Lubrication Motor | KW | 0.75 | 0.75 |
Others | |||
Cooling System Flow Rate | L/min | 300 | 300 |
Rated Pressure of Cooling System | MPa | 0.4 | 0.4 |
Filtration Precision | μm | 5 | 5 |
Hydraulic Pump Station Pressure | MPa | 6.3 | 6.3 |


























