2014-Полный каталог по сверлам EN
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aCentripetal top edge geometry
Top edge geometry
Centripetal top edge geometry with the small point angle and X-thinning achieves highly accurate
hole positions! ('1 < '2)
MPS Conventional solid drill
'1 '2
Cutting Performance
aHigh accuracy (Roundness) aHigh accuracy (Actual hole diameter)
MPS drill for hole roundness accuracy. The special cutting edge geometry and material technology
w : MPS ensures accurate hole sizes.
[ : Competitor's drill 1
30 Actual hole diameter (mm) 8.050 MPS drills for stable w : MPS
Roundness ( m) y : Competitor's drill 2 8.040 machining due to [ : Competitor's drill 1 DRILLING MPS DRILLS
20 8.030 small edge wear. y : Competitor's drill 2
8.020
10 Workpiece : DIN Ck50 8.010 Workpiece : DIN Ck50
Drill diameter : 8mm Drill diameter : 8mm
Hole depth : 38mm (Through hole) 8.000 Hole depth : 38mm (Through hole)
0 Cutting speed : 150m/min 7.990 Cutting speed : 120m/min
1
fr=0.1mm/rev fr=0.2mm/rev fr=0.3mm/rev Feed : 0.1 - 0.3mm/rev 10 20 30 40 50 60 70 Feed : 0.25mm/rev
Cutting length (m)
Coolant : WSO Coolant : WSO
aTool life FEATURES
MPS-Drills are highly flank and margin wear resistant! Enlarged picture of the margin after drilling 40m
0.3 Competitor's drill
Tool life is reached Spalling of
coating
0.25
MPS
Flank wear VB (mm) 0.2
0.15 Competitor's drill
Machining can becontinued
0.1
0.05 MPS Cutting speed : 80m/min
Workpiece : Cf53 (1.1213)
0 10 20 30 40 50
0 Cutting length (m) Hardness : 150-180HB
Drill diameter : 8 Feed : 0.2mm/rev
(Internal coolant)
Hole depth : 25mm
Coolant : Emulsion 10% (Through hole)
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