The IKO brand, representing the green moulding sand additives producer based in Germany, was well known throughout the foundry industry. However, three years ago, IKO became "Imerys Metalcasting Solutions". The French group of companies Imerys, a world leader in mineral-based specialty solutions for industry, acquired the Greek S&B Industrial Minerals S.A. in 2015. And it just fits: IKO/ S&B and Imerys…