Investment casting

  • Part size: edge lengths or diameters up to 500 mm
  • Weight per unit: 0.01 kg to 35 kg
  • Wall thickness: 1.5 mm or more
  • Dimensional tolerance: about 0.8 % of the nominal size
  • Surface roughness: min. N 8 (Ra = 3.2 ym)
  • All castable materials (also well weldable qualities) can be processed
  • Castings can be fully heat-treated
  • Undercuts are representable
  • Small and large-scale production series are possible
  • Low tool costs
  • Tool life: almost infinite
  • Delivery periods: about 8-10 weeks

The technical bulletin VDG P 690 provides the basis for the lost wax technique concerning dimensional tolerances, surfaces and machining allowances. This bulletin can be purchased at:

VDG-Informationszentrum Giesserei
D-40042 Düsseldorf

Contact Information

Volker Groitl Dipl.-Ing. (FH)

Lohwiesenweg 5 A
91166 Georgensgmünd

Telephone: +49(0)9172 669004
E-Mail: This email address is being protected from spambots. You need JavaScript enabled to view it.