Turbomolecular Madness - A Nerve-Wracking Experience

In today's video, I'll be evacuating my vacuum chamber using my massive Pfeiffer TPH2101. The TPH2101 is a turbomolecular pump with a pumping speed of 1400 L/s. To do this, I had to fabricate a reducing flange first. The pumping speed is simply impressive.
Wissel Vakuum: wissel-vakuum.de/
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