... 1, Main parts of WOMA 1502high pressure plunger pump* High pressure pump (Power End & Fluid End)* Pressure Gauge ... Diameter: between Ø20and Ø30 3, ApplicationHigh pressure plunger pump is used for high pressure washer, descaling, paint removal ... dedusting. Industries: Automotive, Cement Plants, Chemical, Construction and Concrete, Highway Maintenance, Marine, Military, Mining, Oilfield, Petrochemical, ...