Description
High-performance slot drill for machining materials up to 60 HRC, specially designed for TPC applications.

Application
For TPC slot milling in hardened materials.

Features
Strengthened core.
Corner radii similar to torus cutters.
Chip breakers for controlled chip breaking.
Ground recess.

Advantages
Reliable chip control and stable cutting.

Product Data
Product type: Solid Carbide Slot Drill TPC With Chip Separators
Article family: 203079
Diameter: 8 mm

Dimensions
Cutting length Lc: 24 mm
Length L1: 30 mm
Neck diameter D1: 7.8 mm
Overall length L: 78 mm
Shank diameter Ds: 8 mm
Number of chip separators: 1
Corner chamfer width at 45deg: 0.16 mm
Feed fz: 0.042 mm

Cutting Data
Steel <500 N/mm^2: 150 m/min
Steel <750 N/mm^2: 140 m/min
Steel <900 N/mm^2: 125 m/min
Steel <1100 N/mm^2: 110 m/min

ISO Code
Aluminium: 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
Hardened steel: H
INOX <900 N/mm^2: M
INOX >900 N/mm^2: M
Titanium >850 N/mm^2: S

Notes
Maximum TPC machining depth: 0.05xD. Successor product to No. 203077.