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Roller burnishing of primary disc

Task

  • Reaching a surface quality in cast iron material of about Rz 1,5 μm 
  • Process stability by reaching a contact area of about 70%

Solution
Processing with RA31 roller burnishing tool

User benefits

  • Roughness of Rz = 1,4 μm reached
  • Reduction of scrap rate by about 20%
  • Processing without coolant

    Details

    • Workpiece: Primary disc
    • Part of: CV-Transmission
    • Material: GG25
    • Hardness: 48 HRC

    Parameter

    • Tool: RA31
    • Circumferential speed: 1500 m/min
    • Feed rate: 0,6 mm/rev.

    DOWNLOAD APPLICATION EXAMPLE PRIMARY DISC