
TURNING INSERTS
CLASSIFICATION
7° POSITIVE INSERTS WITH HOLE
Heavy Cutting Application
Tolerance
Breaker Name
A Cross Section
and Features
Geometry
Picture
TURNING INSERTS
Heavy cutting of carbon steel and alloy steel Carbon Steel·Alloy Steel
M Class
A wide groove chipbreaker prevents chips from jamming at .012"
ap (inch)
large depths of cut. 28°
Small dimples improve chip control at small depths of cut.
f (IPR) RCMX2006M0-RR
For cast iron Cast Iron
Flat Top
M Class
Most effective in unstable machining due to high edge strength. 0°
ap (inch)
For Cast Iron
f (IPR) CCMW32.52
For cast iron Cast Iron
Flat Top
G Class
Most effective in unstable machining due to high edge strength. 0°
ap (inch)
G class tolerance for use on workpieces requiring close tolerances.
f (IPR) CCGW32.5V0
11° POSITIVE INSERTS WITH HOLE
Application
Tolerance
Breaker Name
Cross Section
and Features
Geometry
Picture
Recommendation for finishing carbon steel, Carbon Steel·Alloy Steel Corner
alloy steel, mild steel and stainless steel
M Class
ap (mm)
Suitable for low depth of cut and low feed rate applications.
Sharp cutting edge and low resistance design achieves excellent cutting Flank
performance.
f (mm/rev) CPMH321FV
Recommendation for finishing carbon steel, Carbon Steel·Alloy Steel
Flank
alloy steel, stainless steel, cast iron and aluminum
G Class
ap (inch)
alloy 15°
Small angled chipbreaker.
For precision finishing.
Sharp cutting edge produces excellent surface finishes. f (IPR) TPGH1.81.51RFS
Finish Cutting
Finishing carbon steel and alloy steel Carbon Steel·Alloy Steel
Flank
M Class
Angled chipbreaker controls chip flow.
ap (inch)
Sharp cutting edge produces excellent surface finishes. 15°
f (IPR) CPMT321RF
Finishing carbon steel and alloy steel Carbon Steel·Alloy Steel
Flank
G Class
Angled chipbreaker controls chip flow.
ap (inch)
Sharp cutting edge produces excellent surface finishes. 15°
f (IPR) CPGT321RF
Carbon Steel·Alloy Steel·Stainless Steel Corner
Finishing carbon steel, alloy steel and stainless steel
6°
M Class
For small depth of cut and low feed.
ap (inch)
6°
Flank
f (IPR) CPMT32.51SQ
A072