Page 476 - ISCAR(HOLE_MAKING_CATALOG_65)

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

120-200
68-120
200-500
ap (mm)
Overhang
ISO Workpiece Hardness LDRED/BDRED RE (Radius) 0.8-1.8 1.8-2.5 0.8-2.0 2.0-3.0 0.8-2.0 2.0-3.5
HB
0.2-0.4
Material
0.4-0.8
0.4-0.8
0.2-0.4
0.4-0.8
0.2-0.4
2.5 Vc (m/min) 130-220 120-200 140-220 120-180 150-220 120-20
••• f (mm/rev) 0.08-0.3 0.08-0.25 0.08-0.3 0.08-0.25 0.08-0.3 0.08-0.25
Stainless Ferritic & 4 Vc (m/min) 100-160 90-140 120-180 90-140 N.R N.R
Steel Martensitic •• f (mm/rev) 0.08-0.25 0.08-0.18 0.08-0.25 0.08-0.18
6.3 Vc (m/min) 70-100 50-70 N.R N.R N.R N.R
• f (mm/rev) 0.08-0.2 0.08-0.15
2.5 Vc (m/min) 120-200 100-160 120-200 100-160 120-200 100-180
••• f (mm/rev) 0.08-0.3 0.08-0.25 0.08-0.3 0.08-0.25 0.08-0.3 0.08-0.25
Stainless 4 Vc (m/min) 100-150 90-140 100-160 90-140
Steel Austenitic •• f (mm/rev) 0.08-0.25 0.08-0.18 0.08-0.25 0.08-0.18 N.R N.R
6.3 Vc (m/min) 70-100 50-70 N.R N.R N.R N.R
• f (mm/rev) 0.08-0.2 0.08-0.15
M
2.5 Vc (m/min) 130-200 120-180 140-200 120-160 140-200 120-180
••• f (mm/rev) 0.08-0.3 0.08-0.25 0.08-0.3 0.08-0.25 0.08-0.3 0.08-0.25
Cast 4 Vc (m/min) 110-150 90-150 100-160 90-140
Ferritic &
Stainless Martensitic •• f (mm/rev) 0.08-0.25 0.08-0.18 0.08-0.25 0.08-0.18 N.R N.R
Steel
6.3 Vc (m/min) 70-100 50-70 N.R N.R N.R N.R
• f (mm/rev) 0.08-0.2 0.08-0.15
2.5 Vc (m/min) 130-180 120-180 120-200 100-160 120-200 100-180
••• f (mm/rev) 0.08-0.3 0.08-0.25 0.08-0.3 0.08-0.25 0.08-0.3 0.08-0.25
Cast 4 Vc (m/min) 100-140 90-140 100-160 90-140
Stainless Austenitic N.R N.R
Steel •• f (mm/rev) 0.08-0.25 0.08-0.18 0.08-0.25 0.08-0.18
6.3 Vc (m/min) 70-190 50-70 N.R N.R N.R N.R
• f (mm/rev) 0.08-0.2 0.08-0.15
N.R. = Not Recommended
Stability
••• Good
•• Normal
• Poor

Ø
Ø Ø

A A A
A1
IHSR IHSR PLT IHSR
IHSR
IHCR IHSR
LDRED

BDRED
In case of a single or a stepped boring cutter configuration, only half the feed should be applied.

474 ISCAR