Lubrication is the lifeblood of industrial machinery. Whether it is pumps, motors, or other high-end equipment, the demands of constant use common in industrial...

Mechanical seals can fail for many reasons, and vacuum applications present particular challenges. For example, certain seal faces exposed to vacuum can become starved...

By Gilbert Welsford Jr., ValveMan Check valves are indispensable safety components, used in industrial and residential piping systems to provide directional control of fluids. These...

In the late nineteenth century, Olin J. Garlock devised a better way to seal piston rods in steam engines. Since then sealing materials have...

For applications requiring the pumping of low viscosity liquids, avoiding operational problems due to the poor lubricity of these liquids can be tricky. A...

Engineers responsible for municipal or industrial water storage, disinfection or effluent treatment systems will find the FlexSwitch® FLT93 Flow Switch from Fluid Components International...

Figure 1: Cutaway view of a pneumatic pump fitted with a PTFE diaphragm. Invented nearly 160 years ago, diaphragm or membrane pumps are used...

Contrary to our intuition, we do not have to be seal experts to select the right seal. Instead, all that’s needed is (a) asking...

By Walter Richter, Lewa For safety reasons, odorants must be added to gases that are basically odorless, such as LPG (liquefied petroleum gas), in refineries...

The City of Chester, Illinois, was getting only about six months of life out of the mechanical seals in their former non-clog lift station...