Kyocera - Каталог Сверление 2013 ENG
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D RX Hole Bottom Shape
Magic Drill (DRX) Hole Bottom Shape (Available for 2xD, 3xD, 4xD and 5xD type) (mm)
Dc A B C Dc A B C Dc A B C
12.0 4.2 24.5 9.1 0.8 39.0 13.7
12.5 1.8 4.5 0.5 25.0 3.2 9.3 40.0 14.2
13.0 4.7 25.5 9.6 0.9 41.0 14.7
13.5 4.8 26.0 9.8 42.0 15.2 1.5
14.0 9.4 43.0 15.7
14.5 5.0 0.5 26.5 9.6 5.8
5.3 27.0
44.0 16.2
15.0 5.5 27.5 9.9 45.0 16.7 Technical
Information
15.5 2 5.8 28.0 10.1 1.0 46.0 17.2 Dc
16.0 6.0 28.5 10.4 47.0 17.7 1.6 AB
16.5 6.3 0.6 29.0 3.9 10.6 48.0 16.9
17.0 6.5 29.5 10.9 49.0 17.4
17.5 6.8 30.0 11.1 50.0 17.9
18.0 7.0 0.7 30.5 11.4 1.1 51.0 18.4 1.7 C
18.5 6.9 31.0 11.6 52.0 18.9
19.0 7.1 31.5 11.9 1.2 53.0 19.4 Drilling
19.5 7.4 0.7 32.0 11.3 54.0 7.1 19.9
20.0 2.4 7.6 33.0 11.8 1.1 55.0 20.4 1.8
20.5 7.9 34.0 12.3 56.0 20.9
21.0 8.1 0.8 35.0 4.7 12.8 57.0 21.4 1.9
21.5 8.4 36.0 13.3 58.0
22.0 1.2 21.9 2.0
22.5 22.4
7.8 37.0 13.8 1.3 59.0
8.1 38.0 14.3 60.0 22.9 2.1
23.0 3.2 8.3 0.8 Chart above is for 2xD, 3xD, 4xD, and 5xD drills.
23.5 8.6 Figure above is nominal sizes.
(Varies from -0.004'' to +0.004'' depending on work material and cutting conditions)
24.0 8.8
D RX Cutting Conditions by Application
Application Plain Surface Slant Surface Half Clindical Hole Expansion Concave Surface Pre-drilled Surface Stacked Plates
Workpiece Shape
DRX Cutting Speed 400 400 400 400 400 See See
(SFM) .004 .002 .002 .002 Coremaster Holeshot Drill
Concave Part
Feed .002 Coredrill Page 54
Rate(ipr)
Continuous Part Page 62
.004
Coolant Yes Yes Yes Yes Yes Yes -
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