Description
Solid carbide torus cutter with DIN 6527 dimensions, 38 deg flutes and high-performance coating.

Application
For stainless steels and general high-performance machining.

Features
Type N.
Four cutting edges.
38 deg helix.
Ground recess.
TiAlN coating.
Tolerance corner radius +/-0.005 mm.

Advantages
Optimised for reliable machining of stainless steels.

Product Data
Product type: Solid Carbide Torus Cutter HPC
Article family: 206351
Size: 20/3.0 mm

Dimensions
Diameter / corner radius: 20/3.0 mm
Cutting length Lc: 38 mm
Corner radius R1: 3 mm
Length L1: 55 mm
Neck diameter D1: 19 mm
Overall length L: 104 mm
Shank diameter Ds: 20 mm
Feed fz INOX <900 N/mm^2: 0.082 mm
Feed fz INOX >900 N/mm^2: 0.1 mm

Cutting Data
Steel <500 N/mm^2: 250 m/min
Steel <750 N/mm^2: 230 m/min
Steel <900 N/mm^2: 200 m/min
Steel <1100 N/mm^2: 180 m/min
Steel <1400 N/mm^2: 170 m/min
INOX <900 N/mm^2: 115 m/min
INOX >900 N/mm^2: 80 m/min

Notes
New-generation product. Recommended successor product is 206345.