The scroll vacuum pump evolved from the scroll compressor. Its structural principle was first invented by the French engineer Cruex in 1905, but due to technological limitations at the time, it was...
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 ...
When delving deeper into the differences between suction pumps and vacuum pumps, it becomes evident that despite some superficial similarities in their names, these two types of pumps exhibit disti...
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...
High vacuum manual angle valves, swith manual rotation of the handle to drive the opening and closing of the valve plate. with the advantages of smooth action, small size, reliable use, good sealin...