First Choice for general and repeated shoulder milling
Precise cutter body and insert location along with a low-vibration machining process provide true 90° shoulders without mismatch.
Sharp edge lines and burr-free, smooth profiles, which also efficiently reduces the need for a finishing operation.
The light cutting performance provides an excellent surface finish and optimal utilization of low-powered machine tools. This also facilitates use of the cutter on extended tool assemblies.
Diameter:
End mill: 20–40 mm (0.750–1.50 inch)
Square shoulder face mill: 40–250 mm (1.50–10.00 inch)
Pitches: Coarse (L), Close (M), Extra close (H)
Through coolant on all cutter bodies <125 mm (5 inch)
Insert sizes: 08 and 14
Radii: 0.4–2.0 mm (0.016–0.079 inch)
Grades: Cemented carbide, ceramic, and cubic boron nitride (CBN) inserts
Geometries: Light, medium, and heavy geometries
Couplings: Coromant Capto®, Coromant EH, cylindrical shank, arbor, CIS arbor, Weldon, HSK
Silent Tools™ damped adapters available for components requiring slender tool assemblies.
Milling in hardened steel poses a number of challenges to your machining. The cutting tool material needs to have good resistance to plastic deformation, chemical stability at high temperatures, mechanical strength and resistance to abrasive wear. CoroMill® 490 is available with ceramic and CBN inserts dedicated for machining in hardened steel.
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