In my series of weekly hydraulics bulletins that go out to anyone who opts in to receive them, there are two messages that always provoke a response.
The first of these two bulletins sets out to explain how a double-acting cylinder becomes a displacement cylinder when the piston seal leaks and the load is acting to retract the piston rod. … Read more
Leaks generally rank number one in the list of most common maintenance issues with hydraulic equipment. And leaking hydraulic connections are often accepted as an inherent characteristic of hydraulic machines. While this may have been true 40 years ago, advances in sealing technology and the development of reliable connection systems means that today, leak-free hydraulic systems are very much achievable.… Read more
The price of oil sure is defying gravity at the moment. But unless you’re the owner of a lot of poorly maintained (read: leaky) hydraulic equipment, the price of gas and diesel is likely hurting your wallet more than the price of hydraulic oil. Regardless, you sure don’t want to be shelling out for any more of it than you … Read more