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WIKA Blog
Current topics from the world of measurement technology: WIKA blog posts offer insights into trends, applications and technical backgrounds.
FAQ
Why is there some white foaming inside the case of liquid-filled pressure gauges?
With liquid-filled pressure gauges, white foam can occasionally form inside the case. This is the well-known phenomenon of an electrochemical reaction between aluminium components (e.g. pointers, dial) and the case filling (mainly with glycerine-wa ...
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