F1ANNEX IIIMethodology for calculating the recycled metals separated after incineration of packaging waste

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4.The concentration of ferrous metals and aluminium resulting from the processing of raw incineration bottom ash shall be calculated by using data collected by regular surveys from facilities that treat metal concentrates and from facilities that use metals seprated from incineration bottom ash to producing metal products by applying the following formulas:

  1. (a)

    for ferrous metals

    cIBA Fe=mIBA FemIBA Fe concentrates=mIBA Fe concentratesmnon-metallicmIBA Fe concentratesmath, and

  2. (b)

    for aluminium

    cIBA Al=mIBA AlmIBA nFe concentrates=mIBA nFe concentratesmnon-metallic×rAlmIBA nFe concentratesmath