Expertise in precision machining

Expertise

DAMSO: turning and machining knowhow since 1978.

Parts produced by DAMSO are used in a range of industries including aerospace, the connector industry, farm equipment, the food industry, highways and construction, and defence.

  • Turning
  • Milling
  • Grinding
  • Borage
  • Drilling
  • Reaming
  • Tapping

Turning and machining

  • All types of metal and alloys
  • From 100 to 15 million parts per year
  • Tolerance values: DAMSO’s precision grinding machines can produce parts to comply with tolerance requirements of as little as 2 microns
  • Bars: diameters of up to 80mm
  • Slugs: diameters of up to 200mm

Assembly of sub-assemblies

  • Steering components
  • Maximum precision: 3 microns
  • Small sub-assemblies
  • Pressed or welded

Assembly component treatment

Our strategic location in the Arve valley gives us access to an extensive local network of specialists:

  • Thermal treatment: quenching and tempering, nitriding, annealing, oxy-nitrocarburizing, etc.
  • Surface treatment: passivation, burnishing, phosphating, anodizing, Surtec treatment, galvanization, zinc-nickel plating, nickel plating, silver plating, gold plating, copper plating, chrome plating, etc.
  • Finishings: polishing, tumbling, deburring, etc.
  • 100% optical sorting

Reworking and finishing of turned parts

  • Precision grinding (2 microns)
  • Deep hole drilling
  • Reworking using blanks and profiles (automatic transfer)

CAD for 3-D part machining

  • SolidWorks
  • CAM programming

Part quality control

Checks performed throughout production pursuant to ISO 9001 and EN 9100 standards

  • Checks at production launch, during and at the end of each run
  • SPC

Machining capabilities

Parts to be turned can be
in a wide range of materials

  • Steel (S300 – S300PB – 35MF6 – ETG100…)
  • Stainless steel (303 – 304 – 316L – 431F…)
  • Aluminium (2011 – 2017 – 2024 – 2030 – 5083 – 6026 – 6060 -7052- 7075…)
  • Copper aluminium
  • Copper (CuBe – CuTe…)
  • Brass (CW614N – CW612N – CW617N…)
  • Bronze
  • Plastic (Peek – Pa 6/6 – Téflon…)
  • Titanium ( TA6V )

Bars can be
a variety of shapes

  • Cylindrical
  • Square
  • Hexagonal
  • Special profiles
  • Slugs