HSM90S APCR Milling Inserts

HELIALU super positive and polished rake inserts, for machining aluminum at high rotation speed. The insert features a groove on its bottom, designed to improve resistance to centrifugal force.

Insert Grade: IC28
ISO Range - P/M/K: (M30-M40)
ISO Range - H/S/N: (N15-N30)
Grade or Coating Type: UN-COATED
Coating Layers: Uncoated

Used mainly for machning aluminum at medium cutting speeds and medium or large chip sections. The inserts usually feature very sharp cutting angles.