Operation parameters: Temperature: -75 ~ 400 Pressure: -0.1 (vacuum) ~ 4.0MPa Speed: <25m / s, or no more than 5000r/min Scope of application: Be used in rotary equipment in petroleum, refinery, petrochemical, electric power, metallurgy, mining, pharmaceutical, food and other industries. Be applicable mainly for those high temperature and clean liquids with middle or low viscosity, or with a few ...