Mud pump drilling bw250 is a kind of horizontal, triplex, single acting reciprocation piston pump. It can be applied to the geological exploration and engineering exploration of railways, water conservancy, metallurgy, Bau, Geologie, foundation plugging, Injektion, etc.. The hole depth is within 1500m. Model BW-250 Type Hydraulic Mud Pump Stroke 70 Cylinder Diameter 75 Fluss 69-250 L/min Pressure 2.5-9 MPA …