Today the most common copper matte smelting process is smelting in reverberatory furnaces. The problem is that due to the depletion of ore reserves, the poorer ore is involved in the processing. If in 2007, according to the data of the Kazakhmys Corporation LLP, the average copper content in ore was 1,24%, in 2018 this indicator has already decreased to 0,91% [1-4].