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valves), pumps, cylinders, motors, and oil viscosity. Useful technical information – Chapter 4 An overview of the most important issues involved in hydraulic piping design and installation. Hydraulic symbols – Chapter 5 Basic symbols used in hydraulic engineering including those according to SMS and Cetop. Hydraulic Oil 46 Anti-wear hydraulic oil. Zinc-based hydraulic oils meeting the requirements of the DIN 51524 Part 2 and ISO 6743/4 specifications for 'Type HM' hydraulic oils. Mar 13, 2018 · While hydraulic oil is a fluid, hydraulic fluid can also consist of other fluids, including plain water, water-oil emulsions and salt solutions. History Because hydraulic oil is flammable, it not suitable for use close to an ignition source. GreensCare 32 Hydraulic Fluid is a readily biodegradable and non-hazardous ISO 32 viscosity grade hydraulic oil for use in general purpose hydraulic systems. GreensCare 32 is based on unique biodegradable base oil technology and is a direct replacement for petroleum oil based hydraulic fluids. GreensCare 32 is formulated with performance