It’s no secret that today’s iron is running at wider operating temperature ranges than ever for lubricants, and Tier 4 engines are heating up overall operation even more. As a result, more hydraulic ...

Manufacturers looking to improve the fuel economy of off-road equipment should take a lesson from the automotive industry. Straight-grade engine oils have not been approved for use in passenger cars ...

Aeration occurs when air contaminates the hydraulic fluid. Symptoms include foaming of the fluid, erratic actuator movements, and a banging or knocking noise when it compresses and decompresses as it ...

If a hot fluid is exposed to air for a longer period of time, oxidation takes place. The resultant acids have poor thermal stability and get further degraded at comparatively lower operating ...