Valmet is rebuilding Grasim Industries Limited’s brown stock washing and evaporation plant, as well as delivering a new bleach plant at HariharKumarapatnam site in Karnataka, India.Grasim Industries Limited, a flagship company of the Aditya Birla Group, is one of the world’s leading producers of viscose staple fiber and pulp.
The brown stock washing rebuild is designed to improve washing efficiency; the new bleach plant will reduce chemical consumption and enhance overall process performance. The evaporation plant rebuild will help to optimize the pulp production process. It will improve the plant’s energy efficiency and support Grasim’s environmental goals by minimizing freshwater usage.
The delivery includes five TwinRoll presses, tower scrapers, mixers and pumps, pro-stream, and Valmet HC Ozone Bleaching in the new bleach plant. The bleaching technology helps achieve high brightness and reduce effluent discharges. For the evaporation plant, the delivery consists of a major retrofit of the existing evaporation. It includes eight new evaporator effects with a new vacuum system and detailed system engineering.
The installation is planned for the first quarter of 2026.