... the main products are: Drilling Rig, Triplex Mud pump, Unitized Mud Pump Package, Solid Control System, Shale shaker, Centrifuge, Degasser ... , crosshead, driving shaft ,driven shaft ,crankshaft, electric spray pump ,traditional spray pump ,and so on .We have an extensive scope of ... requirements such as high pump pressure and big displacements in the oil field. F series mud pump has a longer stroke ...