CNMG 120408-MM ET32C Carbide Medium Cutting Inserts Edgetech

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Part Number

TI00341

Shape

CNMG

Relief Angle

Negative = 0° (Clamp or Lever)

Edge Length

12 (12.7mm)

Thickness ISO/mm

04 (4.76mm)

Radius

08 (0.8mm)

Grade

ET32C

Chipbreaker Code

MM

Interrupted Cut?

No - Stable conditions

Will Cut Steel? (P-Blue)

Yes - Excellent

Will Cut Stainless Steel? (M-Yellow)

Yes - Excellent

Will Cut Cast Iron? (K-Red)

No

Will Cut Heat Resistant Alloys? (S-Orange)

No

Will Cut Non-Ferrous? (N-Green)

No

Will Cut Hardened Steel? (H-Grey)

No

Information

ISO Designation	Edge Length LE (mm)	Thickness S (mm)	Radius RE(mm)	Chipbreaker	Grade
CNMG120408-MM	12 (12.7)	04 (4.76)	08 (0.8)	MM	ET32C

Grade: ET32C
Type: New Multi-layer CVD coated grades are finished with a special process to enable smoother chip flow.
Colour: Black
Grade Summary: ET32C Versatile grade for general turning of Steels.
Type of Cut: MM chipbreaker - Medium cutting of Stainless Steel.
Best for: Moderate Steels.

Technical Data & Info

Feed Rate & Depth of Cut

fn (mm/rev)	0.20 - 0.35
ap (mm)	1.0 - 3.5

Speeds Chart

Material VDI Group	Material Designation	Material Condition	Hardness	Grade	Speed M/Min
1	Non-alloy steel & Cast steel, Free cutting steel <0.15%C.	Annealed	≤125 HB	ET315C	180 - 500
2	Non-alloy steel & Cast steel, Free cutting steel <0.45%C.	Annealed	≤190 HB	ET315C	180 - 500
3	Non-alloy steel & Cast steel, Free cutting steel <0.45%C.	Annealed	≤250 HB	ET315C	180 - 500
4	Non-alloy steel & Cast steel, Free cutting steel <0.75%C.	Annealed	≤270 HB	ET315C	180 - 500
5	Non-alloy steel & Cast steel, Free cutting steel <0.75%C.	Quenched & Tempered	≤300 HB	ET315C	180 - 500
6	Low-alloy steel & Cast steel (less than 5% of alloying elements)	Annealed	≤180 HB	ET315C	170 - 450
7	Low-alloy steel & Cast steel (less than 5% of alloying elements)	Quenched & Tempered	≤275 HB	ET315C	170 - 450
8	Low-alloy steel & Cast steel (less than 5% of alloying elements)	Quenched & Tempered	≤300 HB	ET315C	170 - 450
9	Low-alloy steel & Cast steel (less than 5% of alloying elements)	Quenched & Tempered	≤350 HB	ET315C	170 - 450
10	High-alloy steel, Cast steel & Tool steel	Annealed	≤200 HB	ET315C	60 - 180
11	High-alloy steel, Cast steel & Tool steel	Quenched & Tempered	≤325 HB	ET315C	60 - 180