Hollow Rotor, Even Wall Thickness Stator 

Cost Effective Even Wall Thickness Stator and Hollow Rotor

In Progressive Cavity Pump and Downhole Drilling Motor 

Wuhan EvenWall Machinery Co., Ltd. specialize in even wall thickness stator and hollow rotor for progressive cavity pump, equal wall hollow rotor and uniform wall thickness stator for multi lobe power section for downhole drilling motor(mud motor). Our product are extensively used in sewage water pumping, oilfield and gas wells, food and drinking, engergy, medicine, etc.