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Roller burnishing of piston rod

Task
Improve sliding and sealing quality of piston rod to eliminate grinding process

Solution
Roller burnishing of piston rod with EG14 tool in preparation for chrome plating

User benefits

  • Reduce coating costs by about 14%
  • Elimination of grinding process
  • Considerable improvement of sealing and sliding properties

Details

  • Workpiece: Piston rod
  • Part of: Hydraulic cylinder
  • Material: Forged steel
  • Tensile strength: 1000 N/mm2
  • Hardness: 40 HRC

Parameter

  • Tool: EG14-1-VDI50
  • Circumferential speed: 20 m/min
  • Feed rate: 0,2 mm/rev.
  • Rolling force: 5-6 kN

DOWNLOAD Application Example Piston Rod