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Application of furnace

Properties:

  • Temperature limit: 2000°C
  • Manual heating control
  • Thermocouple connection available inside furnace 
  • Crucible size: 
    • OD Ø80mm (normally)
    • Height 160mm, max 200mm
  • Atmosphere:
    • Argon or other inert gas must be used
    • Some CO gas must be assumed (from trace oxygen reacting with crucible)
  • Gas purging
  • Sampling
  • Crucible visible through glass

 

Can not be used for

  • crucibles in other materials than graphite

Previously used for

  • melting/preparation of alloys (Al, Si, Fe, ...) and slags
  • sampling of molten metal into top-mounted quartz tube
  • immersion of lances, tubes, etc

Before you begin

  • Contact equipment responsible: 

  • Equipment may not be used without training
  • Contact room responsible for access.
Relevant links:
Known problems and fixes:
  • Vacuum valve down on the back of the furnace tends to lock in the wrong position, causing the vacuum to malfunction?

Documentation

Description
File
Author
Temperature profile

Tmperaturprofil120801-Melt.xlsx

Tmperaturprofil120817-H2.xlsx

Øyvind S. Sortland
Operating procedureProcedure_Si melting.docxØyvind S. Sortland
Sampling procedure  
Temperature controller manual  
Furnace schematicFurnaceInt_v12.png

Jo Fenstad,

Øyvind S. Sortland



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