Description
Solid carbide ball nose milling cutter with polished flute geometry.

Application
For copy milling and machining long-chipping aluminium components.

Features
Type W.
Two cutting edges.
45 deg helix.
Ground recess.
Coating: Uncoated.
Dimensions similar to DIN 6527.
Radius contour tolerance +/-0.01 mm.

Advantages
High-performance geometry with a strong core and reliable chip evacuation.

Product Data
Product type: Solid Carbide Ball Nose Milling Cutter Long Reach
Article family: 207028
Size: 4 mm

Dimensions
Diameter: 4 mm
Cutting length Lc: 13 mm
Length L1: 36 mm
Neck diameter D1: 3.7 mm
Overall length L: 75 mm
Shank diameter Ds: 4 mm
Feed fz aluminium: 0.03 mm

Cutting Data
Uncoated: aluminium and plastics 230 m/min; aluminium 180 m/min; aluminium cast >10% Si 140 m/min.
DLC: aluminium and plastics 600 m/min; aluminium 550 m/min; aluminium cast >10% Si 500 m/min.
Copper: 160-180 m/min; CuZn: 180-220 m/min

Notes
207032, 207072 and 207092 use the latest-generation DLC coating sp^2.