CNMM HY Chipbreaker

Careers About Us

Big Cutter One - Next Stop

,

Big Cutter Two - Next Stop

,

Visit the Big Cutter Page

In-Person
Seminars

View our Schedule

Mobile
Seminars

View our Schedule

View the Trade Shows page...

Our Upcoming Trade Shows

	Show Name	Dates	Location	Website
1	PMTS (Precision Machining Technology Show)	April 1–3, 2025	Huntington Convention Center, Cleveland, OH	Show Website

Contact Us
Address:

Ingersoll Cutting Tools
845 S. Lyford Rd.
Rockford, Illinois 61108

Phone or E-Mail:

- 815-387-6600
- info@ingersoll-imc.com

Tech
Support

For Technical Questions

Customer
Service

Get General Assistance

Home > ISO Negative 80° Rhombic Inserts > Series #: CNMM HY Chipbreaker

Series: CNMM HY Chipbreaker

Product Series Features:

Negative 80° rhombic inserts
For heavy applications

Choose a Section

	ANSI Number	ISO Number	NOI Number of Indexes	IC Inscribed Circle Dia.	RE Corner Radius	L Cutting Edge Length	S Thickness	fn Cutting Feed Min.	fn Cutting Feed Max.	ap Cutting Depth Min.	ap Cutting Depth Max.
	CNMM646HY	CNMM190624HY	2	0.750	0.094	0.760	0.250	0.0200	0.0430	0.157	0.472

	ANSI Number	ISO Number	NOI Number of Indexes	IC Inscribed Circle Dia.	RE Corner Radius	L Cutting Edge Length	S Thickness	fn Cutting Feed Min.	fn Cutting Feed Max.	ap Cutting Depth Min.	ap Cutting Depth Max.
	CNMM646HY	CNMM190624HY	2	0.750	0.094	0.760	0.250	0.0200	0.0430	0.157	0.472
	CNMM866HY	CNMM250924HY	2	1.000	0.094	1.015	0.375	0.0220	0.0590	0.157	0.591

Operating Guidelines

Untitled Document

Negative Chipbreaker Insert Cross-Sections

Negative Super Finishing Inserts

For super finish applications
Steel, stainless steel and heat resistant alloy machining
Excellent chip control

For finishing applications
Exotic materials
Excellent chip control at low feeds and depths of cut

Super finishing chip breaker for steel machining
Excellent chip control and chip evacuation
Minimal vibration due to less machining load

For super finish applications
Steel, cast iron and stainless steel machining
Excellent chip control and low cutting forces

For super finish applications
Steel, cast iron and stainless steel machining
Excellent surface roughness after machining

Negative Finishing Inserts

For finishing applications for steel machining
Wide supporting area

For finish and semi finish applications
Steel, stainless steel and cast iron machining
Low cutting forces

For finishing applications
Stainless steel and heat resistant alloy machining
Low cutting forces

For finishing applications on mild steels
Narrow chip breaker design for optimal chip control

Ideal for finishing applications
Low carbon steel & low carbon alloy steel
Effective chip breaking in both turning and facing operations

For steel machining
Improved chip breaking due to 3-dimension chipbreaker
Solution for a wide range from semi-finishing to semi-medium machining

hand-pointing-up

Negative Medium Inserts

For semi-finishing and medium applications on steels
Wave cutting edge

For medium applications
Steel and cast iron machining
Strong rake geometry
Excellent chip control on medium turning applications

For steel machining
Strong, serrated cutting edge for excellent chip evacuation
Semi-finishing and medium machining
Excellent chip breaking for automotive components

For slender workpiece applications
Vibration free
Steel and stainless steel machining
High positive rake geometry to minimize cutting forces

Low cutting resistance and heat generation high-temperature alloy machining
High rake angle for smooth chip formation

For medium light applications
Stainless steel, steel and aluminum
Very high positive rake geometry to minimize built-up-edge and cutting forces

For exotic materials
Stainless steels, super alloys, low carbon steels, low carbon alloy steel machining
Sharp geometry to minimize built-up edge

For medium applications less than 5mm depth of cut
Steel and stainless steel machining
Positive rake geometry to decrease cutting forces
Suitable for turning slender bar, thin-wall components

For medium light to medium applications
Steel and stainless steel machining
Positive rake geometry to minimize cutting forces
Excellent chip control

For medium machining applications
Steel and stainless steel
High positive rake geometry to optimize machining and provide stable machining conditions

hand-pointing-up

For medium applications
Stainless steel machining
Sharp land design for low cutting force

For medium applications
Stainless steel and heat resistant material machining
Sharp cutting edge to reduce built-up-edge

For general machining on stainless steel and steel
Positive rake angle provides excellent chip evacuation

Wide range for medium application on steels
Wide groove and several dimples

For medium to semi-finishing applications
Steel & Automotive component
Positive geometry
Excellent chip control on medium applications

For medium rough applications
Steel, cast iron and stainless steel
Tough rake angle for general use

For medium applications
For general turning of steels and cast irons
Strong rake geometry

For medium rough applications
Steel and cast iron machining
Strong rake geometry
Suitable for manual lathes

For medium to rough machining applications
Steel, cast iron and stainless steel machining
Stable cutting and low cutting forces at high feed rates

hand-pointing-up

Negative Roughing Inserts

For medium to medium rough applications
Steel and stainless steel
Strong rake geomerty
Wide chip control range

For roughing applications on exotic materials
Low cutting force
Wide chip control range when roughing

For roughing applications on steels
Reliable cutting edge with low cutting force

For roughing applications
Steel and cast iron machining
Very strong rake geometry

For roughing applications on cast iron
Stable broad supporting area
Reliable, uniform performance

For semi heavy roughing applications
Steel, stainless steel and cast iron machining
Strong cutting edge with flat land
Low cutting force

For roughing applications
Steel, stainless steel and cast iron machining
Very strong rake geometry

Heavy turning for stainless and mild steel
Low cutting force in stainless steel machining
Reliable & uniform performance
Excellent chip control due to the specially designed chip breaker geometry

For heavy roughing applications
Low cutting force for low horse power machines
Excellent chip control due to changeable land and a flexible chip breaker

For heavy roughing applications
For all kinds of shafts, connecting-rods and ship building components
Flexible chip breaker offers excellent chip evacuation

For heavy roughing applications
For large depth of cut and high feed
Strong cutting edge credit to a wide land and large land angle

For heavy roughing applications
For large depth of cut and high feed
Extremely strong cutting edge credit to a wide land and large land angle
Suitable for high cutting conditions

hand-pointing-up