Getting the Most Out of PTFE Diaphragms
Figure 1: Cutaway view of a pneumatic pump fitted with a PTFE diaphragm.
Invented nearly 160 years ago, diaphragm or membrane pumps are used...
How to Respond to Mechanical Seal Leakage in a Centrifugal Pump
In order to understand centrifugal pump leakage, it’s important to first understand the basic operation of a centrifugal pump. As the flow enters through...
Challenging Waste Stream Meets its Match
At a manufacturing facility outside the Spanish town of Lorquí, a 52-foot-high evaporator has steadily been constructed over the last twelve months. Now complete,...
The Royal Discipline of TIG Welding: Part 1 of 2
By Xavier Jauregui, Arc Machines Inc., and Matthias Schaffitz, Wolfram Industrie GmbH
Quality pays off: For example, nobody would equip a Formula 1 racing car...
Reliable When Pumping Low Viscosity Fluids
For applications requiring the pumping of low viscosity liquids, avoiding operational problems due to the poor lubricity of these liquids can be tricky. A...
Easier Handling and Faster Results
Leak tests are essential in semiconductor factories and in the manufacture of solar cells and flat panel displays. Identifying the smallest leaks with helium...
The Business Case for Mechanical Seals in the Mining Industry
Figure 3: Close-up of a 5-inch Model CDPH (Cartridge-Style Dual) mechanical seal.
An overview of mechanical seal experience in the mining industry is conveniently obtained...
Reinventing Primer to Prevent Marine Shipping Corrosion
By Martin Lawrence, NanoRustX LLC
For the marine shipping industry, preventing corrosion is a critically important operational and safety issue for fleets, whether tanker, container,...
Types of Check Valves and Their Industrial Applications
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...
Stopping Corrosion on Oil and Gas In-Service Structures
With oil and gas prices down by half from their recent highs, operations managers and corrosion engineers are finding that one of the best...








