Page 475 - ISCAR(HOLE_MAKING_CATALOG_65)

USER GUIDE

BHR Rough Boring Cutting Data ITS BORE
Boring Range Boring Range Boring Range
18-28 28-50 50-68
Workpiece Hardness Overhang ap (mm) 0.5-1.0 1.0-1.8 0.5-1.0 1.0-1.8 0.5-1.2 1.2-2.0
ISO Material HB LDRED/BDRED RE (Radius) 0.2 0.4 0.2-0.4 0.4 0.2-0.4 0.4-0.8
2.5 Vc (m/min) 100-150 110-130 120-160 100-150 120-160 110-160
••• f (mm/rev) 0.08-0.15 0.06-0.12 0.08-0.18 0.06-0.12 0.08-0.25 0.08-0.18
Stainless Ferritic & 4 Vc (m/min) 90-130 90-120 100-140 90-140 100-150 80-120
Steel Martensitic •• f (mm/rev) 0.08-0.12 0.06-0.1 0.08-0.12 0.06-0.1 0.08-0.18 0.08-0.12
6.3 Vc (m/min) 60-90 50-70 60-90 50-70 70-100 50-70
• f (mm/rev) 0.06-0.1 0.06-0.1 0.06-0.12 0.06-0.1 0.06-0.15 0.08-0.1
2.5 Vc (m/min) 110-130 100-130 120-150 110-140 110-160 100-150
••• f (mm/rev) 0.08-0.15 0.06-0.12 0.08-0.18 0.06-0.12 0.08-0.25 0.06-0.12
Stainless 4 Vc (m/min) 80-110 80-110 90-130 90-120 100-150 90-130
Steel Austenitic •• f (mm/rev) 0.08-0.12 0.06-0.1 0.08-0.12 0.06-0.1 0.08-0.18 0.06-0.1
6.3 Vc (m/min) 60-90 50-70 60-90 50-70 70-100 50-70
• f (mm/rev) 0.06-0.1 0.06-0.1 0.06-0.12 0.06-0.1 0.06-0.15 0.06-0.1
M
2.5 Vc (m/min) 90-130 100-130 120-150 110-140 120-160 100-150
••• f (mm/rev) 0.08-0.15 0.06-0.12 0.08-0.18 0.06-0.12 0.08-0.25 0.06-0.12
Cast 4 Vc (m/min) 70-110 80-110 90-130 90-120 100-150 90-130
Ferritic &
Stainless Martensitic •• f (mm/rev) 0.08-0.12 0.06-0.1 0.08-0.12 0.06-0.1 0.08-0.18 0.06-0.1
Steel
6.3 Vc (m/min) 60-90 50-70 60-90 50-70 70-100 50-70
• f (mm/rev) 0.06-0.1 0.06-0.1 0.06-0.12 0.06-0.1 0.06-0.15 0.06-0.1
2.5 Vc (m/min) 80-120 70-110 100-150 90-140 110-150 100-150
••• f (mm/rev) 0.08-0.15 0.06-0.12 0.08-0.18 0.06-0.1 0.08-0.25 0.06-0.12
Cast 4 Vc (m/min) 70-100 70-100 80-130 70-120 90-140 90-130
Stainless Austenitic
Steel •• f (mm/rev) 0.08-0.12 0.06-0.1 0.08-0.12 0.06-0.1 0.08-0.18 0.06-0.1
6.3 Vc (m/min) 60-90 50-70 60-90 50-70 70-100 50-70
• f (mm/rev) 0.06-0.1 0.06-0.1 0.06-0.12 0.06-0.1 0.06-0.15 0.06-0.1
N.R. = Not Recommended
Stability
••• Good
•• Normal
• Poor

Ø
Ø Ø

A A A
A1
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.

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