Description
Knuckle-form solid carbide roughing end mill with special profile for non-ferrous metals.

Application
For roughing aluminium and other non-ferrous metals.

Features
Dimensions similar to DIN 6527.
30deg helix.
Ground recess.
Coating: DLC sp^2.
Internal coolant supply: No.

Advantages
Knuckle profile supports effective chip breaking and stable roughing.

Product Data
Product type: Solid Carbide Roughing End Mill
Article family: 205331
Size: 20 mm

Dimensions
Cutting length Lc: 38 mm
Length L1: 54 mm
Neck diameter D1: 19.8 mm
Overall length L: 104 mm
Shank diameter Ds: 20 mm
Corner chamfer width at 45deg: 1.05 mm
Feed fz aluminium: 0.12 mm
Feed fz aluminium cast: 0.14 mm

Cutting Data
Aluminium: 270 m/min
Aluminium cast >10% Si: 250 m/min
Copper: 80 m/min
CuZn: 100 m/min

Notes
DLC-coated variants use the latest generation DLC sp^2 coating.