CNMG 120408-MR ET33C Carbide Roughing Inserts Edgetech

£3.81

(Exc. 20% VAT)

~~£13.59~~

Save:

72%

In stock, immediate despatch

–

+

Part Number

TI00663

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

ET33C

Chipbreaker Code

MR

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-MR	12 (12.7)	04 (4.76)	08 (0.8)	MR	ET33C

Grade: ET33C
Type: New Multi-layer CVD coated grades are finished with a special process to enable smoother chip flow.
Colour: Black
Grade Summary: ET33C Tough grade for turning of Stainless Steel and interrupted cutting of Steel.
Type of Cut: MR chipbreaker - Roughing of Stainless Steels and scale/skin HRSA
Best for: Steels & Stainless Steel.

Technical Data & Info

Feed Rate & Depth of Cut

fn (mm/rev)	0.30 - 0.55
ap (mm)	1.0 - 5.5

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	ET33C	150 - 350
2	Non-alloy steel & Cast steel, Free cutting steel <0.45%C.	Annealed	≤190 HB	ET33C	150 - 350
3	Non-alloy steel & Cast steel, Free cutting steel <0.45%C.	Annealed	≤250 HB	ET33C	150 - 350
4	Non-alloy steel & Cast steel, Free cutting steel <0.75%C.	Annealed	≤270 HB	ET33C	150 - 350
5	Non-alloy steel & Cast steel, Free cutting steel <0.75%C.	Quenched & Tempered	≤300 HB	ET33C	150 - 350
6	Low-alloy steel & Cast steel (less than 5% of alloying elements)	Annealed	≤180 HB	ET33C	90 - 300
7	Low-alloy steel & Cast steel (less than 5% of alloying elements)	Quenched & Tempered	≤275 HB	ET33C	90 - 300
8	Low-alloy steel & Cast steel (less than 5% of alloying elements)	Quenched & Tempered	≤300 HB	ET33C	90 - 300
9	Low-alloy steel & Cast steel (less than 5% of alloying elements)	Quenched & Tempered	≤350 HB	ET33C	90 - 300
10	High-alloy steel, Cast steel & Tool steel	Annealed	≤200 HB	ET33C	70 - 250
11	High-alloy steel, Cast steel & Tool steel	Quenched & Tempered	≤325 HB	ET33C	70 - 250
12	Stainless steel & Cast stainless steel	Ferritic/Martensitic, Annealed	≤200 HB	ET33C	120 - 220
13	Stainless steel & Cast stainless steel	Martensitic, Quenched & Tempered	≤240 HB	ET33C	120 - 220
14	Stainless steel & Cast stainless steel	Austenitic	≤180 HB	ET33C	50 - 180