RUSAL, SUAL and Glencore managed to create the world's largest aluminum company The announcement of the merger of RUSAL, SUAL and the Swiss Glencore into the united company Russian Aluminum, which will become the largest in the world, finally took place yesterday. The deal was delayed by nine days, raising speculation that the merger might fall through. Yesterday it turned out that all disputes had been overcome, but the parameters of the deal, although slightly, had changed.