“The multi-stage roots dry vacuum pump that UNOZAWA has developed for the first time in the world has the outstanding feature of clean vacuum and power savings. The product has various merits over conventional Oil Ring, Rotary Vane, Water ring, and Once Through oil vacuum pumps because it uses no oil or water at gas contact areas. TRV and TRM series with strong durability against condensable gas is the best suitable solution for chemical processes in Pharma (Active Pharma Ingredient) & chemical (fine and agro chemical) Manufacturing industries. KTS and TS series are the best solutions for clean and high vacuum requirements in R&D, semiconductor manufacturing, solar cell manufacturing, E-beam Welding machines, Space Simulation chambers, TMP backing, and load lock chambers in various systems. https://www.unozawa.co.jp/en/ “