A refinery customer had a series of Ingersol-Rand VOC vertical pumps with clamshell couplings (as seen in the original IR manual below). Clamshell couplings are common in vertical pumps because they are relatively easy and inexpensive to manufacture because of … Continue reading
New Year’s Resolution: Coupling Weight Loss
A large industrial manufacturer came to Coupling Corp with a low torque application designed to run at 75,000 RPM. This was no problem for the FLEXXOR coupling. But to make things harder, they wanted the coupling to mount on their … Continue reading
Can Your Chiller Coupling Stand Up To The Heat?
It can with York* Replacement Couplings from CCA Every year as the temperature rises and chiller systems are beginning to run, CouplingCorp gets calls from customers whose York* compressors have an unexpected problem. This past year a customer had an … Continue reading
No More Bearing Failures After Coupling Change
A power plant had six identical feed pumps powered by 3500 HP motors. The equipment was initially specified and connected with gear couplings. The plant personnel had grown accustomed to performing the maintenance on these gear couplings by greasing them … Continue reading
Does This Look Familiar? It Doesn’t Have To.
After many years of struggling with maintenance and vibration issues, a pipeline company decided to upgrade their couplings. The pipeline was powered by 4500 HP motor-driven pumps running at 1800 RPM. They came to Coupling Corporation of America for several … Continue reading
Pelletizer Coupling Success
A plastics manufacturer came to CouplingCorp about 10 years ago with an interesting problem. On their plastic pelletizer machines, the cutting knives were powered by a 120 HP motor. The machine used a gear coupling to transmit torque between the … Continue reading
How CCA Saved a Customer Millions
A CouplingCorp customer came with a problem that can be common. The original shaft attachment device they were using had a set screw to hold it in place on the shaft. Over time the vibrations of the hub on the shaft caused micro fretting between the set screw and the shaft. This small movement created a weak spot on the shaft which eventually caused shaft failure. Continue reading
Introducing Our New Blog “Misaligned and Running Fine”
Coupling Corporation of America (CCA) is pleased to announce the addition of a new, informative blog section to our website called, ” Misaligned and Running Fine.” Starting this month, we will release periodic success stories providing details on how CCA … Continue reading