Bar-turning of connector parts for automotive batteries

Joseph Martin, specialist in screw-cutting since 1946 in the Arve Valley in Haute-Savoie (74) in France, manufactures electrical connectors such as brass with or without lead for large series. (From 150 000 pieces per year)

We also produce bi-material lugs in aluminum / copper assembled in-house by laser welding.

Joseph MARTIN is present in two distinct sectors:


We produce bi-material subassemblies (aluminium / copper) for energy storage elements.

bar-turning parts for battery connection

Connector industry

We produce components for plugs and connectors out of different unleaded brass grades, on high-speed production means.

We work on:

  • Multi spindle cams
  • Laser for welding aluminum and copper alloys