Suvo has extended a major hydrous kaolin supply contract with Tassie paper-mill operator Norske Skog for a further three years, which may boost sales by up to 50pc. Suvo has extended a major hydrous kaolin supply contract with Tassie paper-mill operator Norske Skog for a further three years, which may boost sales by up to 50pc. Business / Companies Sydney Morning Herald – Latest News