I. Introduction of valve
Vacuum valve is a vacuum system component used to change the direction of airflow, adjust the size of gas flow, cut off or connect the pipeline in the vacuum system. The c...
A vacuum bellow is an axisymmetric tubular shell that whose bus bar is corrugated in shape and which has a certain bendability. Therefore it is also referred to as a flexible or flexural tube. Due ...
Beijing Super Q Technology Co., Ltd. has EV series oil-lubricated 600L, 1200L, 1600L compound molecular pumps and 3600L turbine type molecular pumps; grease-lubricated 300L, 650L, 1300L, 2000L comp...
The Chinese government has spent $14.84 billion on green building projects as it focuses more on reducing building pollution.
It also spent $787 million on green building materials for specially de...
The vacuum adapter is a convenient joint for quick connection of vacuum pipelines. The material is generally made of stainless steel 304. It is generally precision machined by CNC machine tools, wi...