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Homogeneity


  • Pechiney High Purity's know-how in the field of continuous casting ensures the best distribution of alloying elements (Silicon, Copper, Titanium) throughout the whole volume of billets.

  • Typically, analysis of alloying elements does not vary by more than 10% (relative) from one point to another, on a whole casting lot (more than 300 kg). This reduces strongly the need for a target by target composition control.

  • The Mercus laboratory uses several analytical techniques to guarantee that the delivered product always has the same concentration of alloying elements :
    - X-ray fluorescence,
    - Instrumental neutron activation (INAA, ANESI)
    - Inductively coupled plasma (ICP)

Thus the PHP production and analytical processes provide target makers with the most security as regards homogeneity of alloying elements.