In modern industrial and scientific research fields, vacuum technology is ubiquitous. From semiconductor manufacturing to materials science, food processing to medical technology, vacuum environments provide essential conditions for numerous precision processes. Among these applications, rotary va

The noise of a rotary vane vacuum pump usually refers to the noise level measured under ultimate vacuum conditions when the pump temperature has stabilized.It includes the noise from the pump itself and the motor noise. For users, they are also concerned about the noise during the startup phase bef