Cutting Data - Nambuk NRD-1000 Product Manual

Operating Manual
NRD-1000

11. Cutting Data

11-1. Standard Cutting Speed (Unit:m/min)
tool Material
Drill (SKH)
Reamer (SKH)
Tap (SKS)
11-2. Standard Feed Amount(Unit:mm/rev)
tool Material
3~5
5~8
8~13
Drill
13~20
(mm)
20~32
32~50
50~60
11-3. Cutting Speed Chart
52 Nambuk Co.,Ltd
Hard steel Mild steel
12~20 16~25
3~5 4~6
3~6 4~8
Hard steel Mild steel
0.13 0.13
0.13 0.13
0.13 0.13
0.23 0.23
0.23 0.23
0.13 0.13
Cast iron Copper alloy
16~25 40~60
4~6 6~12
4~8 8~12
Cast iron Copper alloy
0.13 0.13
0.13 0.13
0.23 0.13
0.23 0.23
0.33 0.23
0.33 0.23
0.23 0.23
Diameter of tool
mm
Al alloy
50~80
8~10
6~12
Al alloy
0.13
0.13
0.23
0.23
0.33
0.33
0.33
Cutting Speed
m/min