В hydraulic and pneumatic seals , main seals such as O-rings receive much attention, but their performance relies on an often overlooked component: the back up ring . What is a Back up Ring? A back up ring is a rigid ring installed next to the seal to prevent it from being squeezed into the metal gap under high pressure. Back up rings are essential when system pressure exceeds 5 MPa, preventing se...
Новый блог
© Авторские права: 2026 Guangzhou JST Seals Technology Co., Ltd. Все права защищены.
Сканировать в WeChat