Generally speaking, it is common used single screw pumps. The speed can be low and high. The pressure can be increased with the pump grades. With one grade increases, the pressure can be increased by 0.6Mpa. Therefore, it is widely used for environmental protection, ship, petro industry, pharmacy, food, brewing, construction, printing and paper making industries.

This pump has less components, small tight structure and easy repairing. The rotor and stator are the easy break components. They are easy to dispatch for repairing.