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R eference Charts
Heat treated steel (Hardness 240HB) Vc=80m/min, Wet
Power required Thrust force Torque
C ase Studies D r i l l i n g Magic Drill DRC
• Flange 1049 • Housing 4140
• Vc=97m/min • Vc=83m/min
3,000holes/insert more than 2,400holes/insert
(n=2,490min-1) 1,800holes/drill (n=2,400min-1) 2,000holes/drill
• H=32mm • H=32mm
• f=0.3mm/rev • f=0.24mm/rev
(Vf=747mm/min) (Vf=576mm/min)
• Wet(Internal Coolant) • Wet(Internal Coolant)
• DC1100M-SC(PR0315)
• DC1250M-SC (PR0315)
SS12-
SS14- DRC110M-3
DRC120M-3
Competitor B
Competitor A
Compared to competitor's drill A, MagicDrill DRC type has reduced burr and reduced more Compared to competitor's solid drill B, MagicDrill DRC type has greatly reduced preparation time
than 10% of the power required . Tool life has also improved greatly. with its easy insert replacement feature. Also, the costs of spare tools for re-grinding has been
reduced, and tool life has improved.
Customer Evaluation
Customer Evaluation
Q&A
Q-1 Is re-grinding available?
A-1 We don't recommend it. Grinding of edge nose chisel is not possible.
Q-2 How large would the cutting hole be to the insert diameter (Dc)?
A-2 When drilling 4137, the hole diameter will be about 0.020 to 0.040 larger than the insert diameter.
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