KOMET KUB Centron®
Technical notes
1. Starting on uneven surfaces (cast surfaces)
• Possible in principle
• Reduce feed rate when starting bore
2. Starting on angled surfaces
• Surface for starting bore must be spot faced beforehand
• Avoid chip jams on drill shank
3. Angled bore exit
• Possible under certain conditions
• Reduce feed rate if necessary
• Drilling angle max. 3°
4. Starting on cambered surfaces
• Centered boring can be started with reduced feed rate
• Spot facing is required if the point for starting the bore
is outside the radius centre
5. Drilling through a cross bore
• Halve feed rate at interruption
• Cross bore max. 1/3 of bore diameter
• Off-centre cross bore not possible
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2
6. Drilling a chamber
• Not possible
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Please see notes on safety (page 21)!
7. Starting on a groove or large centering bore
• Possible under certain conditions
• Reduce feed rate if necessary
• Face beforehand where centre is particularly large
• Central drill bit basic adjustment optimize if necessary
8. Starting on an edge
• Surface for starting bore must be spot faced beforehand
• Avoid chip jams on drill shank
9. Starting on a welded seam
• Reduce feed rate when starting bore
• Face beforehand if necessary
10. Drilling through stacked plates
• Not possible
11. Blind hole
• x 20 - 64 mm: guide blocks adjusted by factory
• x 65 - 81 mm: set carbide pin 0.5 mm below actual x
12. Adjustable
• Can be adjusted from 65 mm diameter
ENGLISh
Technical notes
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