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EXN1-M03-0133 product image

H&V EXN1-M03-0133 CHIPMAKER Solid Carbide Trochoidal End Mill 4FL 3.5xD Internal Coolant ASR

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Hofmann & Vratny EXN1 CHIPMAKER trochoidal end mill.

Key features

  • Special aerospace geometry optimized for vibration-free milling and ideal chip removal for thin-walled workpieces and complex internal machining
  • Adapted chip breaker for defined chip length and maximum tool life
  • Unequal tooth pitch combined with variable helical pitch for smooth running and a soft cut
  • Radius tolerance r ≤ 1.5 mm: ± 0.003 mm
  • Radius tolerance r > 1.5 mm: ± 0.005 mm
  • Solid carbide
  • AlphaSlide Rainbow (ASR) coating
  • 4FL cutting geometry
  • Shank form: HA
  • Manufacturer length designation: 3.5xD (see variant dimensions and catalog for exact cutting length and reach)
  • Internal coolant supply
  • Cutting diameter tolerance: h6

Recommended workpiece materials

NNon-ferrous metals

  • Aluminium alloys — tensile strength < 500 N/mm² — Primary application
  • Aluminium alloys — tensile strength < 600 N/mm² — Primary application
  • Cast aluminium — tensile strength < 600 N/mm² — Primary application
  • Copper alloys — tensile strength < 650 N/mm² — Primary application
  • Magnesium alloys — tensile strength < 250 N/mm² — Primary application
  • Thermoplastics — tensile strength < 100 N/mm² — Primary application
  • Thermosetting plastics — tensile strength < 150 N/mm² — Primary application

Material groups and primary/secondary applications follow the H&V catalog. Select cutting conditions for the specific material and operation; not every operation is supported for every material. Refer to the catalog pages in the gallery for dimensions and cutting data.