Gas Diffusers Overview

Caperdiff 94 AL is one of a range of qualities designed for use. The quality of the plug depends on the application.

Whether you are a small investment foundry or a large integrated steelworks, our gas diffuser technology can help and has been proven in hundreds of sites worldwide.

We can offer gas treatment solutions to ferrous and non-ferrous metallurgical processes. Gas diffusers for use in induction furnaces are available in a range of qualities, sizes and fittings.

Capital’s gas diffuser technology has also been incorporated into a pressed crucible. For more information please consult our brochure or speak to one of Capital’s representatives.

Key Benefits:

  • Improved quality of castings
  • Reduction in scrap rates
  • Reduction in pinholing
  • Removal of inclusions
  • Reduction in gas content
  • Temperature homogenisation
  • Distribution of alloying agents and deoxidants

Description

Product Name Bulk Density (g / cm³) Apparent Porosity (%) Cold Crushing Strength (MPa) Comments
Caperdiff 94ALR 3.16 17.7 120 Pressed permeable chrome enriched alumina, high strength, diffuser for non-ferrous application.
Caperdiff 94AL 2.85 21.0 100 Pressed and fired permeable alumina diffuser for both ferrous and non-ferrous application.

Chemistry

Product Quality Al₂O₃ SiO₂ Fe₂O₃ CaO Cr₂O₃ P₂O₅
Caperdiff 90ALR 94 2.4 0.1 0.2 1.4 1.3
Caperdiff 94AL 94 2.6 0.1 0.1 - 2.9

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