Technical guide

Machine setting for single tube system

Net powerFeed forceTorque
880.1
77
0.08
6Vc = 75 m/min 6f
f = 0.25 mm/revf = 0.25 mm/rev
55= 0.25 mm/rev
0.06
44
0.04
33
2V 2f
c = 75 m/minf = 0.15 mm/rev = 0.15 mm/rev 0.02
f = 0.15 mm/rev
11
000

16 17 18 19 20 21 22 23 24 25 26 27 28 16 17 18 19 20 21 22 23 24 25 26 27 28 16 17 18 19 20 21 22 23 24 25 26 27 28

Drill dia. (mm) Drill dia. (mm) Drill dia. (mm)

Coolant pressure Coolant volume

10 200 9 180 8 1MPa = 1.0 N/mm2 160 7 1Mpa ≈ 10 atm 140 6 120 5 100 4 80 3 60 2 40 1 20 0 0 16 17 18 19 20 21 22 23 24 25 26 27 28 16 17 18 19 20 21 22 23 24 25 26 27 28

Drill dia. (mm) Drill dia. (mm)

Machine setting for double tube system

Net powerFeed forceTorque
10100.1
9V
f c = 100 m/min
8= 0.25 mm/rev 80.08
f = 0.25 mm/rev
7f
= 0.25 mm/rev
660.06
5
440.04
3V
f c = 70 m/minf
2= 0.25 mm/rev 2= 0.15 mm/rev 0.02
f = 0.15 mm/rev
1
000
18 19 20 21 22 23 24 25 26 27 2818 19 20 21 22 23 24 25 26 27 2818 19 20 21 22 23 24 25 26 27 28
Drill dia. (mm)Drill dia. (mm)Drill dia. (mm)
Coolant pressureCoolant volume
3120
1MPa = 1.0 N/mm 2
2.5100

1Mpa ≈ 10 atm 2 80 1.5

60 1 40 0.5 0

18 19 20 21 22 23 24 25 26 27 28 18 19 20 21 22 23 24 25 26 27 28

Drill dia. (mm) Drill dia. (mm)

The above values should not be used as the exact recommendations. They may need modification depending on the machining conditions, materials, etc.