Pneumatic Conveying System, Rotary Feeder, Rotary Airlock Valve manufacturer / supplier in China, offering High-Quality and Low-Energy-Consuming Roots Blowers Are Applied in Pneumatic Conveying - Customization Supported, High Pressure Roots Blower Sr-150 Flow Rate 20m³ /Min Industrial Grade Durable Design, Low Noise Cloverleaf Roots Blower Yh-100 High Air Pressure and Stable Transportation Energy Saving: 30%. and so on.