Customization: | Available |
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After-sales Service: | 1 Year |
Warranty: | 1 Year |
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T7220B & T7226:
Vertical boring machine is mainly used to bore high accurate holes of cylinder body and engine sleeve and other accurate holes.
T7220C:
The machine is mainly used for fine boring high accurate holes of cylinder body and engine sleeve, also for other accurate holes, it's can used for milling surface of cylinder. The machine can be used to boring, milling, drilling and reaming.
Parameters:
Model | Unit | T7220B | T7220C | T7226 |
Max. boring diameter | mm | 200 | 200 | 260 |
Max. boring depth | mm | 500 | 500 | 500 |
Milling cutter head diameter | mm | - | 250/315 | - |
Max. milling area | mm | - | 850×250/780x315 | - |
Spindle speed | rpm | 53-840 | 53-840 | 53-840 |
Spindle feed rate | mm/r | 0.05-0.2 | 0.05-0.2 | 0.05-0.2 |
Distance from spindle center to column | mm | 315 | 315 | 315 |
Table longitudinal travel | mm | 900 | 1100 | 900 |
Table longitudinal feed speed | mm/min | - | 55, 110 | - |
Table longitudinal rapid feed speed | mm/min | - | 1500 | - |
Table cross travel | mm | 100 | 100 | 100 |
Boring dimensions accuracy | - | IT7 | IT7 | IT7 |
Milling dimensions accuracy | - | - | IT8 | - |
Roundness | mm | 0.005 | 0.005 | 0.005 |
Cylindricity | mm | 0.02/300 | 0.02/300 | 0.02/300 |
Boring surface roughness | um | Ra0.8-Ra1.6 | Ra1.6 | Ra0.8-Ra1.6 |
Milling surface roughness | um | - | Ra1.6-3.2 | - |
Machine dimensions (LxWxH) | mm | 2250x1588x2335 | 2610x1655x2345 | 2250x1588x2335 |
Packing dimensions (LxWxH) | mm | 1830x1800x2620 | 1830x1964x2535 | 1830x1800x2620 |
N.W/G.W | kg | 3300/3800 | 3800/4200 | 3300/3800 |
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