Product Description: Roots Blower Full Introduction 1. Definition A Roots blower is a positive displacement rotary blower. It forcibly conveys gas via two counter-rotating impellers, featuring constant flow rate, simple structure and oil-free gas delivery. 2. Working Principle and Structure A Roots blower adopts two figure-8 shaped rotors moving relatively inside the cylinder. The volume of the working chamber changes periodically to suck in and discharge gas. Its core