 | CoroBore® 825/826 XL
As a complete solution of boring tools, CoroBore XL enables fine boring to be completed with high productivity. The system gives more rigid and reliable performance in larger bores, and is designed to generate the required hole quality and diameter, time and again.
- Fine boring with rigid tool design for security and reliability
- Typical components: Large housings, casings and frames in cast iron or steel
- CoroBore 825 XL - Fine boring for diameter range 298 - 1275 mm (11.732 - 50.196 inch)
- CoroBore 826 XL - Fine boring for diameter range 298 - 1260 mm (11.732 - 49.605 inch)
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Fine boring heads for finishing with high precision
CoroBore 826 XL
Diameter adjustment of 0.002 mm with click for each increment |  | CoroBore 825 XL
Diameter adjustment of 0.002 mm with nonius scale |
| Cartridges for CoroTurn® 107 and CoroTurn® 111 inserts
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CoroTurn 107
TCMT1103
(TCMT 22) |
CoroTurn 107
CCMT09
(CCMT 3 (2.5) ) |
CoroTurn 111
TPMT11
(TPMT 22) |
Cartridge designed for highest stability |  |
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- High quality surfaces and high productivity together with CoroTurn 107 Wiper inserts
- Setting screw on slides, and scale markings for easy rough adjustment
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- Fine adjustment with precision of 0.002 mm for accuracy and close tolerances
- Internal coolant to the cutting edge
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Optimized tool holders
Dedicated tool holders provide extra stability for large diameter boring.
- Large support areas for highest stability
- Internal coolant through centre and flange
- Possible to rotate bridge 90° for added flexibility
- Ground backside of flange with threads makes it possible to mount shim, to create face contact and stability
Tool holders available as standard for the following machine interfaces:
- Coromant Capto C8-C10
- ISO 7388.1 size 50
- MAS/BT size 50
- CAT/V size 50
Centering plugs available for direct mounting of bridge on spindle to increase face contact and stability for large diameters. | |
 | Bridges and bridge extensions
CoroBore XL includes six bridges to cover the complete diameter range for finishing and roughing.
- High strength aluminium offers rigidity and light weight for easy handling
- Large cross section for rigidity and strength
- Hard coating for added durability
- Bridge extensions for diameters over 538 mm (21.18 inch) provide large diameter flexibility and reduce the need for extra tooling stock
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