Description
Micro-precision solid carbide torus cutter with advanced DLC sp^2 coating.

Application
For high-performance and precision machining of aluminium and non-ferrous materials.

Features
Type W.
Two cutting edges.
Double-relief-ground geometry with two chamfers.
Ground recess.
DLC sp^2 coating.
Recess angle 16deg.
Corner-radius tolerance +/-0.0025 mm.
Neck tolerance 0/-0.01 mm.

Advantages
Extremely tight tolerances ensure maximum accuracy.

Product Data
Product type: Solid Carbide Micro Precision Torus Cutter
Article family: 206042
Corner radius: 0.1 mm
Size: 0.4x2 mm

Dimensions
Diameter x overhang length: 0.4x2 mm
Cutting length Lc: 0.4 mm
Length L1: 2 mm
Neck diameter D1: 0.38 mm
Overall length L: 50 mm
Shank diameter Ds: 4 mm
Corner radius R1: 0.1 mm
Feed fz aluminium: 0.016 mm
Feed fz aluminium cast >10% Si: 0.016 mm
Correction factor ap: 1

Cutting Data
Aluminium and plastics: 480 m/min
Aluminium: 440 m/min
Aluminium cast >10% Si: 400 m/min
PMMA/acrylic: 200 m/min
PE-HD: 160 m/min
PA 6.6: 200 m/min
PEEK: 150 m/min
PF31: 130 m/min
Copper: 160 m/min
CuZn: 200 m/min

Notes
At greater tool overhang lengths use a reduced ap. Calculate feed using the actual machine speed.