SDV variable pitch dry screw vacuum pump models SDV120 SDV200 SDV320 SDV430 SDV800 SDV1500 SDV2700 Tuthill Corporation is an integrated vacuum pump system solutions provider, offers slide valve Roots, Roots liquid ring, screw Roots, Roots rotary vane and other Luo Mainz vacuum pump system. Tuthill Roots vacuum pump system is based on the main pump, rotary piston pump, liquid ring pumps, screw pumps, rotary vane pumps, etc. before the pump for high vacuum equipment. Vacuum pump in a wide pressure range 1 ~ 1.3 × 102Pa greater pumping speed, this pressure range Neiluo Ci vacuum pump can be added before the pump suction capacity tenfold or more, while improving the work of the vacuum pump system degree, higher ultimate vacuum, so that the benefits that can be selected under a large pumping speed pump more economical. Tuthill company offers two, three other multi-stage vacuum pump systems, pumping capacity range of 100 ~ 16000m3 / h; pump offers a variety of materials (cast iron, stainless steel) and coating (Ni-P, Teflon), extensive suction is applied to the process gas containing corrosive media. Depending on the process requirements, the vacuum pump system equipped with various accessories filters reduce haze, heat exchanger, check valves, cooling water systems, instrumentation, piping, valves and electrical control systems. Tuthill Company to undertake a variety of large pump station system selection and design, provide a full vacuum system solutions, built vacuum unit system, cooling water system and distribution of distributed electrical control systems. Roots vacuum pump unit Typical applications: dry vacuum furnace transformer oil vapor coating liquid ring vacuum pump Roots vacuum packaging machine Typical applications: chemical vapor recovery process vacuum degassing of molten steel smelting vacuum drying vacuum impregnation vacuum insulation vacuum concentrated dry vacuum decolorization and deodorization Roots screw machine evaporator pump unit Typical application: chemical and pharmaceutical solvent recovery forming crystalline semiconductor dry etching sputtering vapor recovery altitude simulation Roots rotary vane vacuum pump unit Typical applications: vacuum packaging electronic vacuum thermoforming process, light and food thermos bile exhaust