Filter box and launder segment key facts

Drache Fused Silica (DFS) is a refractory material especially developed by Drache for use in aluminium casting, for example in filter box liners and launder segments.

Special characteristics

  • Developed in-house: Optimised for aluminium casting
  • Non-wettability: Very good non-wettability and chemical resistance to all aluminium alloys
  • Thermal shock resistance: The material has an excellent thermal shock resistance
  • Strength: Very good strength combined with relatively low density
  • Custom-tailored: Customised shapes and parts are possible on request
  • "Ready to use"

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