Compact structure, large flow, high pressure, safe and reliable, low noise, small pulse, can run for a long time,easy to replace wearing parts, convenient and labor-saving, high efficiency, small friction coefficient inside the power end, stable and reliable transmission, can match a variety of hydraulic end structures, wide application range, easy maintenance. Application industries: construction, shipbuilding, chemical industry, manufacturing, petroleum, food,power, pipeline, surface cleaning, coal mining, etc. This series of products can transport 0 ~ 50? water, emulsion and otherliquids with chemical properties similar to water.