What causes hydraulic fluid foaming?

 Systems that use hydraulics are the engine behind numerous industrial equipment, construction equipment, production pipelines, and vehicles for agriculture and other heavy-duty applications. They rely on hydraulic fluids to efficiently transfer power and lubricate moving parts, eliminate heat, and shield internal components from corrosion and wear. However, if hydraulic fluid starts to become foamy, the entire system may suffer from diminished performance, overheating, excess wear, or even catastrophic failure  

Read More : https://whyps.com/what-causes-hydraulic-fluid-foaming