Four flute carbide End Mill 8/20 mm AlTiN

Description:

Four flute carbide end mill with AlTiN protective coating for general use. Suitable for iron, steel... to hardness HRC45.

Four super sharp blades for standard cutting with high chip removal speed.

The AlTiN coating increases the stability of the cut and extends tool life during cutting.

Spiral design significantly improves cutting speed and creates a smooth and fine cutting surface.

Composition: Co: 10%, WC: 90%, Flexural strength 3750N/mm

Cutting speeds: Cast iron, Carbon steel 750N/Mm2 - 5200 rpm/min 740mm/min, Carbon steel HRC 30 - 4800 rpm/min 680mm/min, Hardened steel HRC40 -4000 rpm 565mm/min