wiper rod seal
Shaft oil seals typically consist of a flexible sealing lip made from elastomeric materials such as rubber, polyurethane, or silicone, encased in a sturdy outer shell. The sealing lip makes contact with the rotating shaft, creating a barrier that effectively retains lubricants while blocking unwanted particles. The design may include additional features such as garter springs to maintain contact with the shaft and improve sealing effectiveness over time.
shaft oil seal

To manage the acoustic responses of a room choosing the perfect ceiling tile material will be all the difference. Sound absorption is an important factor when deciding the type of ceiling you want to install. Mineral & fiberglass ceiling tiles are one of the best choices as they perform well in both low and high frequencies.