Precision Machining Capabilities

DuPage Precision Products’ array of in-house precision machining capabilities, including multi-axis CNC milling and turning, provides for effective management of all facets and ranges of production from short run to extended run to sub-assembly of components .

Precision Machining/Multi-Axis CNC Milling and Turning:

  • 4 -axis milling and turning
    • .002″ to .020″ on flatness
    • .004″ on true position
    • .0008″on diameter
    • Component weight up to 500 lbs.
    • Component size up to a 36″x45″ cube
  • Drilling
  • Tapping
  • Threading
  • Porting
  • Boring
  • Chamfering
  • Gun drilling
  • O-Ring Grooving and contouring

Materials Machined:

  • Castings: Aluminum, and Grey and Ductile Iron
  • Laser Cut Steel, Carbon Steel
  • Various other lower volume/historically

Other Capabilities and Services:

  • Machine, assemble, leak test, inspect, pack, and ship metal parts
  • In-House design and building of tooling and fixtures.
  • External and internal cleaning of parts which may include filter testing
  • Air decay and water testing
  • Pressure and leak testing of components
  • Inventory management/JIT/daily shipment of finished parts