Many vacuum process installations are equipped with a Roots pump on top of the pre-stage pump, both to increase the pumping speed and to improve the vacuum. However, the following problems are ofte...
The equipment that can expel gas from a closed container or keep the number of gas molecules in the container decreasing is usually called vacuum obtaining equipment or vacuum pump. According to th...
1. What is a pump?
A: A pump is a machine that converts the mechanical energy of the prime mover into energy for pumping liquids.
2. What is power?
A: The amount of work done per unit of time is ca...
What is an ISO flange? ISO flanges are subdivided into ISO-K and ISO-F. What are the differences and connections between them? This article will take you through these questions.
ISO is an accessor...
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 ...
At present,China’s energy consumption in the building sector accounts for 40% of the country’s total energy consumption, energy saving and emission reduction pressure is huge. The ̶...