High-grade steel foundry

Equipment and manufacturing processes

  • Induction furnaces, 600 - 6000 kg
  • Vacuum furnaces, 600 + 3000 kg
  • Automatic core shooter and hand core shop
  • Hand moulding shop
  • Cold-setting resin moulding machines
 
 

Moulding processes

  • Cold-setting resin sand mould casting
  • Binder system: Alpha-Set
  • Moulding base material (silica sand or special sands zircon, chrome ore)
 
 

Product classification

  • Castings of small and medium series production
  • Single castings with diameters up to 6000 mm
  • Raw casting weights from a few kg to 10,000 kg
 
 

Range of materials

  • Highly-alloyed cast materials based on iron, nickel and cobalt
  • Duplex - Superduplex
  • NiCu alloys
  • Pure nickel
  • Materials overview
 
 

Material properties

  • Corrosion and heat-resistant
  • Non-magnetizable
  • Wear-resistant
 
 

Planning and consulting services

  • Product development and optimization
  • Cost calculation, production planning and control
  • Casting design
  • Pour simulation 3D-CAD
  • Pattern design of wood, plastics and metal
  • Value analyses, prototype development
 
 

Certifications and approvals

  • ISO 9001:2000 LRQA
  • Pressure Equipment Directive 97/23/EC with AD 2000 codes W0 and HP0
  • Germanischer Lloyd
  • Det Norske Veritas
  • B W B
  • NORSOK STANDARD M-DP-001
  • Additional qualifications and approvals by companies and classification societies
 
 

Machining

Technology and equipment

  • Conventional and CNC centre lathes with a centre height of 600 mm and a centre distance of 3500 mm
  • Conventional and CNC vertical boring and turning mill handling up to 6 metres diameter
  • Advanced CAD-CAM assisted programs
  • 5-axis gantry machining centres in conditioned atmospheres with a mounting area of 2 by 3 m and a 10 t plate load
  • Further CNC milling machines and boring mills
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    Machining capabilities

    • Premachining and finishing
    • Component manufacture
    • Contract machining
    • Maschinenliste
     
     

    Quality assurance

    • Chemical lab
    • Corrosion lab
    • Micrographic examination
    • Test lab
    • Destructive and non-destructive testing
    • X-ray fluorescence analysis
    • Emission spectrometry
     
     

    Contact

    Gerd Knoppke
    OTTO JUNKER GmbH
    Jägerhausstr. 22
    52152 Simmerath
    Phone: +49 2473 601-452
    Fax: +49 2473 601-611
     
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