... Q1 ISO 9001:2000 ISO/TS 29001 Applicability: Transport the hydraulic fluid (glycol, mineral oil, fuel, lubrication, emulsion, ... castor oil, ester fluidStructure: Tube (lining):Principally synthetic rubber, featuring oil-resistant, water-resistant, acid and alkali-resistantReinforcement ... is the company’s promise. Steel Wire Spiral Reinforced Hydraulic Rubber Hose(SAE ,DINEN series) (High Pressure)