Tips & Tricks

Application report

Guideline for the Selection of Vacuum Pumps

Extraction and processing of raw materials, solar energy, freeze and transformer drying, medical ...

Tipps & Tricks

Measures to reduce pump-down times in high vacuum

For rapidly reaching the final vacuum in a vacuum chamber, the material and the surface texture a...

Tips & Tricks

Leak detection – principles, use, methods

Global warming, climate change, the greenhouse effect - our modern industrialized lifestyle has a...

Tips & Tricks

Virtual leaks: formation, detection, and avoidance

A virtual leak is an apparent, unreal leak caused by the slow release of sorbed or occluded gases...

Tips & Tricks

The expression „water tightness“ leaves room for interpretation

The expression “watertight“ has established itself as a description for the features of parts and...

Tips & Tricks

Impact of backing pumps on the vacuum system

In many applications, the maximum end pressure of a vacuum system is mainly traced back to the pa...

Tips & Tricks

Compression ratio of turbopumps Definition, calculation, and use of data

A compression ratio is generally the ratio of discharge pressure to intake pressure of a pump. Fo...

Limitations of leak testing using the pressure change method

With regard to increasing environmental limitations, the tightness requirements for parts and com...

Reducing the measuring times of a leak detector

The tightness of machines and systems is a crucial condition for many production processes to ens...