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TURNING INSERTS
TURNING INSERTS CLASSIFICATION
Application
Tolerance5° POSITIVE INSERTS WITH HOLE
Breaker Name Features Cross Section
and Geometry
Picture
Standard Medium cutting of carbon steel, alloy steel and Carbon Steel • Alloy Steel Nose
stainless steel 3 18° 0.1
ap (mm) Flank
Balance of edge strength and sharpness due to a combination of a 2 0.1
flat land and large rake angle.
1
18°
0 0.1 0.2 0.3 0.4
f (mm/rev)
MV Medium cutting of carbon steel, alloy steel, mild steel Carbon Steel • Alloy Steel Nose
and stainless steel ap (mm) 3 18° 0.1
2 10°
M A positive insert with a large rake angle achieves sharp cutting edge
1 Flank
performance. 18° 0.1
The double breakers and round-shaped dots in the rake face achieve 0 0.1 0.2 0.3 0.4
a wide range of chip discharge. 10°
f (mm/rev)
R/L-MV Medium cutting of carbon steel, alloy steel, mild steel Carbon Steel • Alloy Steel Nose
and stainless steel 3 20° 0.16
ap (mm)
A positive insert with a large rake angle achieves sharp cutting edge 2 8°
performance.
Medium Cutting The double breakers and round-shaped dots in the rake face achieve 1 Flank
a wide range of chip discharge. 20° 0.16
0 0.1 0.2 0.3 0.4
8°
f (mm/rev)
R/L-SR Medium cutting on automatic lathes Carbon Steel • Alloy Steel Flank
A wide lead chipbreaker. 3ap (mm)
Insert designed for low resistance chip control.
2 30°
1
0 0.1 0.2 0.3 0.4
f (mm/rev)
R/L-SN Medium cutting on automatic lathes Carbon Steel • Alloy Steelap (mm)Flank
A parallel chipbreaker. 6
E Excellent chip control for low to medium feed rates. 4 20°
2
0 0.1 0.3
f (mm/rev)
R/LW-SN Medium cutting on automatic lathes Carbon Steel • Alloy Steel Flank
A parallel chipbreaker. 6ap (mm)
Excellent chip control for low to medium feed rates.
The wiper produces good cutting surface. 4 20°
2
0 0.1 0.3
f (mm/rev)
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