200mm Boring Dia. Vertical Boring Machine T7220B with 900 mm Travel and 840 r.p.m
Vertical Boring Machine ( T7220B )
Feature:
1. The T716A is mainly used for fine boring holes of cylinder and sleeve for various engines and other sccurate holes.
2. The T7220B vertical boring machine is mainly used to bore high accurate holes of cylinder body and engine sleeve and other accurate holes.
3. The T7220C 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, reaming.
Parameter:
| Specification | T7220B | T7220C | T7240 |
| Max. boring diameter | Φ200mm | Φ200mm | Φ400mm |
| Max. boring depth | 500mm | 500mm | 750mm |
| Milling cutter head diamenter | - | 250mm |
|
| Max. milling area (L×W) | - | 850×250mm |
|
| Spindle speed range | 53-840m/min | 50-1000r/min | |
| Spindle feed range | 0.05-0.20mm/r | 6-3000mm/min | |
| Spindle travel | 710mm | 1000mm | |
| Distance from spindle axis to carriage vertical plane | 315mm | 500mm | |
| Table longitudinal travel | 900mm | 1100mm | 1600mm |
| Table longitudinal feed speed | - | 54,108mm/min |
|
| Table longitudinal quick move speed | - | 1500mm/min |
|
| Table cross travel | 100mm |
| |
| Boring dimension accuracy | IT7 | IT7 | |
| Milling dimension accuracy | - | IT8 | IT8 |
| Roundness | 0.005 | 0.008 | |
| Cylindricity | 0.01/300 | 0.02 | |
| Boring surface roughness | Ra1.6 | Ra1.6 | Ra1.6 |
| Milling surface roughness | - | Ra1.6-3.2 |
Ra1.6-3.2 |
| Overall dimensions (L×W×H) | 2210x1600x2340 | 2610×1600×2350 | 3260×2063x3140mm |
| Packing dimensions (L×W×H) | 1850x1840x2230mm |
| |
| N.W./G.W. | 3300/3800 | 3600/4000kg | 7500/8000kg |
Q: Why choose TIMEWAY MACHINE?
A: 1 . High quality with competitive price;
2 . Professional R&D team and 25 years export experience;
3 . Exported more than 60 countries;
4 . CE, ISO Certificates;
5 . 24 HOURS ONLINE SERVICE (SKYPE, WhatsApp, Wechat, Trademanager);
6 . 12 months quality warranty;
7 . Oversea engineers available for problem resolving;
Q: Do you have QC or any safety standards for your machinery?
A: yes, we have established a highly strict quality control department to guanrantee good quality.
Q: What's the MOQ?
A: 1 set (Only some low cost machines will be more than 1 set )
Q: What about the payment terms?
A: 1) T/T with 30% advanced payment, and 70% balance payment to be paid before shipment;
2) Irrevocable LC at sight;
3) Western Union, MoneyGram, etc.
Q: How about the warranty?
A: Warranty Period is one year after delivery. Even beyond the period, we will supply lifetime service for machine.
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