Description
Special geometry for optimum chip evacuation with unequal spacing and smooth cutting action.

Application
For roughing and finishing, including universal milling applications.

Features
38deg helix.
Ground recess.
Eccentric relief ground.

Advantages
Optimised flute form, wide chip space and high process reliability.

Product Data
Product type: GARANT Steel Solid Carbide Milling Cutter
Article family: 203049
Size: 8 mm
Variant: HPC
Coating: TiAlN

Dimensions
Cutting length Lc: 21 mm
Length L1: 25 mm
Neck diameter D1: 7.8 mm
Overall length L: 63 mm
Shank diameter Ds: 8 mm
Number of chip separators: 1
Corner chamfer width at 45deg: 0.16 mm
Feed fz steel <900 N/mm^2: 0.05 mm
Feed fz steel finishing: 0.06 mm

Cutting Data
Steel <500 N/mm^2: 250 m/min
Steel <750 N/mm^2: 200 m/min
Steel <900 N/mm^2: 180 m/min
Steel <1100 N/mm^2: 160 m/min
Steel <1400 N/mm^2: 115 m/min
INOX <900 N/mm^2: 70 m/min
INOX >900 N/mm^2: 50 m/min
Cast iron: 120 m/min

ISO Code
Aluminium: N
Aluminium cast >10% Si: N
Steel <500 N/mm^2: P
Steel <750 N/mm^2: P
Steel <900 N/mm^2: P
Steel <1100 N/mm^2: P
Steel <1400 N/mm^2: P
Steel <55 HRC: H
Steel <60 HRC: H
Steel <65 HRC: H
Steel <67 HRC: H
Steel <70 HRC: H
INOX <900 N/mm^2: M
INOX >900 N/mm^2: M
Titanium >850 N/mm^2: S
Cast iron: K