Punches for Fastening Industry

  • Material: Powder High Speed Steel ASP 23 with heat treatment 65-67HRC
  • Dimensions: Φ2.94-0.02xΦ2.9-0.02xΦ2.86-0.02xΦ4.76-0.02×Φ5-0.02xΦ6.8×62.5mm
  • Processing Procudures: Rough Turning→ Heat Treatment→ Centerless Grinding→ Forming Grinding→ Face Grinding→ Fine Polishing
  • Processing Difficulties: Forming grinding by flat grinder on the top
  • Measuring methods: 2D Measurement Machine, Micrometer Capllier and Calliper
  • Application: Forming screw in fastening industry