Shandong Jianyu Heavy Industry has developed a "dual stage compression" Roots blower with a wind pressure exceeding 120kPa

2025-11-27

Shandong Jianyu Heavy Industry has released a new generation of dual stage compression Roots blower, which increases the equipment air pressure to 120kPa through innovative series rotor structure design, which is 50% higher than traditional single-stage fans. This model adopts high-strength alloy rotors, with a threefold increase in wear resistance. It is also equipped with an intelligent frequency conversion system that can automatically adjust the speed according to working conditions, achieving significant energy-saving effects in mining ventilation, high-pressure aeration and other scenarios. At present, it has passed the testing of the National Compressor Quality Supervision and Inspection Center and will soon be put into mass production.

Roots blower
Roots blower


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