Which Hydraulic Oil Should I Use?

Hydraulic Fluid

The most commonly used hydraulic fluids are mineral oil-based ISO 32 and ISO 46 fluids. The numbers in their names represent fluid viscosity in centistokes at 100 °F. Additive packages in hydraulic fluids provide the properties necessary to turn base oils into fluids suited for hydraulic applications, setting them apart from lubricating oils. Whereas hydraulic […]

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