Description
Solid carbide torus cutter with strong core, special chip-breaker recesses and large polished flutes.

Application
Especially for high-speed machining in mould and tool making and for copy milling.

Features
Type W.
Three cutting edges.
45 deg helix.
Ground recess.
Z0X coating.
Double-relief-ground geometry.

Advantages
Excellent chip evacuation and high process reliability.

Product Data
Product type: Solid Carbide Torus Cutter HPC
Article family: 206260
Size: 20/4.0 mm

Dimensions
Diameter / corner radius: 20/4.0 mm
Cutting length Lc: 41 mm
Corner radius R1: 4 mm
Length L1: 52 mm
Neck diameter D1: 19 mm
Overall length L: 104 mm
Shank diameter Ds: 20 mm
Feed fz aluminium: 0.1 mm
Feed fz aluminium cast: 0.1 mm

Cutting Data
Aluminium and plastics: 500 m/min
Aluminium: 500 m/min
Aluminium cast >10% Si: 480 m/min
Steel <500 N/mm^2: 140 m/min
Steel <750 N/mm^2: 120 m/min
Copper: 200 m/min
CuZn: 240 m/min

Notes
206260 is a new-generation product; recommended successor product is 206255.