The basic requirements of the hydraulic rock drill to the working oil. suitable viscosity-temperature characteristics, good lubricity, good anti-corrosion and antirust ability, resistance to foaming and oxidation resistance. 介绍了液压凿岩机对工作液的基本要求:适当的粘度和良好的粘温特性、良好的润滑性、良好的防腐蚀与锈蚀能力、抗泡性及抗氧化性。