As hard-chrome plating has fallen out of favor, hydraulic-cylinder manufacturers have developed alternative coatings and platings. Here is how they affect seal performance and life. • Hard-chrome ...

Seals play an important role in hydraulic cylinders—they contain the fluid and prevent the leakage of fluid between components. They fall into two main categories: dynamic and static. Dynamic seals ...

"Bullwinkle, that trick never works. Why don't you figure out how to make hydraulic roller lifters survive big spring pressure." Like Bullwinkle, hydraulic roller lifters get no respect. It appears ...