According to the National Oceanic and Atmospheric Administration (NOAA), more than 700 million gallons of petroleum products enter the environment each year. Around half of which is through irresponsible and illegal disposal. But hydraulic industry experts estimate that when it comes to hydraulic oil, between 70 and 80 percent of that lost to the environment is through leaks, spills, line … Read more
Tag Archives: hydraulics maintenance
The Problem With Air In Hydraulic Oil
Contaminants of hydraulic oil are broadly defined as any substance that impairs the proper functioning of the fluid. Air fits this definition and therefore when air becomes entrained in the oil, corrective action is required to prevent damage to both the oil and the other components in the hydraulic system.
Air can be present in four forms:
1. Free air … Read more
Hydraulic Machines Are No Different: You Get What You Pay For
One of our members wrote me this question:
“Our hydraulic power units are Kubota 86 hp and Deutz 76 hp 4 cylinder diesel systems. We use a 40 GPM gear pump with a flow divider valve to create two circuits of 20 GPM, each with a variable flow control. We have a diverter valve upstream to combine flows if needed. … Read more