Page 474 - ISCAR(HOLE_MAKING_CATALOG_65)

USER GUIDE
ITS BORE BHR Rough Boring Cutting Data Boring Range Boring Range Boring Range

28-50
18-28
50-68
1.2-2.0
0.5-1.0
1.0-1.8
0.5-1.0
0.5-1.2
ap (mm)
Overhang
Workpiece Hardness
ISO
LDRED/BDRED
HB
0.4
0.2-0.4
0.2-0.4
0.2
0.4-0.8
Material
0.4
2.5 RE (Radius) 140-160 1.0-1.8 150-180 100-130 160-200 140-180
90-120
Vc (m/min)
••• f (mm/rev) 0.08-0.18 0.08-0.15 0.08-0.2 0.08-0.18 0.1-0.25 0.1-0.15
4 Vc (m/min) 100-130 70-100 110-150 90-120 140-180 100-130
Carbon Steel HB<200
•• f (mm/rev) 0.08-0.15 0.06-0.12 0.08-0.18 0.08-0.15 0.8-0.18 0.08-0.12
6.3 Vc (m/min) 80-100 60-90 80-100 70-90 100-140 80-120
• f (mm/rev) 0.08-0.15 0.06-0.1 0.06-0.12 0.06-0.12 0.6-0.15 0.08-0.1
P
2.5 Vc (m/min) 130-150 120-140 130-150 120-140 140-170 120-150
••• f (mm/rev) 0.08-0.18 0.06-0.15 0.08-0.18 0.06-0.15 0.08-0.2 0.08-0.18
4 Vc (m/min) 100-130 100-120 100-130 100-120 120-150 100-120
Carbon Steel HB>200
•• f (mm/rev) 0.08-0.15 0.06-0.13 0.08-0.15 0.06-0.13 0.08-0.18 0.08-0.15
6.3 Vc (m/min) 80-100 70-90 80-100 70-90 100-120 70-90
• f (mm/rev) 0.08-0.12 0.06-0.11 0.08-0.12 0.06-0.11 0.08-0.12 0.06-0.11
Boring Range Boring Range Boring Range
68-120 120-200 200-500
Workpiece Hardness Overhang ap (mm) 1.8 2.5 0.8-2.0 2.0-3.5 0.8-2.0 2.0-4.0
ISO Material HB LDRED/BDRED RE (Radius) 0.2-0.4 0.4-0.8 0.2-0.4 0.4-0.8 0.2-0.4 0.4-0.8
2.5 Vc (m/min) 160-220 140-180 160-220 140-180 160-220 140-180
••• f (mm/rev) 0.1-0.3 0.1-0.25 0.1-0.3 0.1-0.25 0.1-0.35 0.1-0.3
4 Vc (m/min) 150-200 120-160 120-160 120-160
Carbon Steel HB<200 N.R N.R
•• f (mm/rev) 0.1-0.2 0.08-0.18 0.1-0.2 0.08-0.18
6.3 Vc (m/min) 100-140 100-140 N.R N.R N.R N.R
• f (mm/rev) 0.08-0.18 0.08-0.15
P
2.5 Vc (m/min) 160-200 140-180 140-200 140-180 140-200 140-180
••• f (mm/rev) 0.1-0.3 0.01-0.25 0.01-0.35 0.01-0.3 0.01-0.35 0.01-0.3
4 Vc (m/min) 140-160 120-140 150-180 120-140
Carbon Steel HB>200 N.R N.R
•• f (mm/rev) 0.08-0.2 0.08-0.15 0.08-0.12 0.08-0.12
6.3 Vc (m/min) 100-120 70-90 N.R N.R N.R N.R
• f (mm/rev) 0.08-0.16 0.08-0.12
N.R. = Not Recommended
Stability
••• Good
•• Normal
• Poor
Ø
Ø Ø
A A
A1 A
IHSR
IHSR IHSR PLT IHSR
IHCR IHSR
LDRED
BDRED
In case of a single or a stepped boring cutter configuration, only half the feed should be applied.

472 ISCAR