10 pcs SHARP METAL CNMG 432-M 120408-M Grade CP25T CVD Coated High Performance Carbide Inserts for Steel - Made in Italy

Sharp Metal

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$60.00

SHARP METAL CNMG 432-M 120408-M Grade CP25T CVD Coated High Performance Carbide Inserts for Steel ANSI: CNMG 432-M ISO: CNMG...

SHARP METAL CNMG 432-M 120408-M Grade CP25T CVD Coated High Performance Carbide Inserts for Steel

ANSI: CNMG 432-M

ISO: CNMG 120408-M

CP25T Grade

  • Equivalent to ISO P25 Grade
  • Very good wear resistance and toughness
  • CVD coating
  • Use with or without coolant

ISO Grade

Description

Kc (Tearout Force)

Condition

Turning Grade

 

P1

Soft carbon steels. Ferritic steels.

1350

Stable

CP15T

Free-cutting steels.

1500

Stable

CP15T

 

 

 

P2

Construction steels, carbon steels with

low-medium carbon percentage (C <0,5%).

1500

Normal

CP25T

Medium-high percentage carbon steels (C

>0,5%) medium hard steels for heat treatment, weakly alloyed steels, ferritic and martensitic stainless steels.

 

1700

 

Normal

 

CP25T

 

 

 

P3

Tools steels. Hard steels for heat treatment. Martensitic stainless steels.

1900

Unstable

CP35T

Tools steels of difficult workability high hardness steels. Martensitic stainless steels.

2000

Unstable

CP35T

 

 

Cutting Parameters:

Material

Vc - Cutting Speed (m/min)

Fn - feed per rev (mm/rev)

Ap - Axial Depth (mm)

 

39 NiCrMo4 High Alloy Steel

200 m/min

0.20 mm/rev

 (0.20 - 0.27)

2 mm (2 - 3)

 

 

Specifications:

 

Description

d (mm)

 l (mm)

t (mm)

 r (mm)

d1 (mm)

CNMG 432 / 120408

12.70

12.90

4.76

0.80

5.16

 

 

CNMG-432-drawing
Chipbreaker Specs

Sharp-M-Chipbreaker