Supplementary information to the publication “Modelling the sorting of Lithium-Ion Battery components in a Zig-Zag air classifier” This supplementary information contains 6 excel files and 1 text file. The content of the files is explained below: “1 code for modelling” contains the code for the modelling of the partition curves “2 volume coefficient” contains the data for the parameter volume coefficient in the code “3 PGV and PFV” contains the data behind Figure 3 “4 partition curves” contains the experimental data behind Figure 5 “5 separation efficiency and cut size” contains the data behind Figure 4 “6 modelled data for Anode” contains the data behind Figure 5 for the modelling of Anode “7 modelled data for Cathode” contains the data behind Figure 5 for the modelling of Cathode