HSR Vakuum GmbH, Oestrich-Winkel - Vacuum technology, cryogenics, angle valves, diffusion pumps > News

January 31th 2013

HSR 704

HSR AG would like to introduce the new propellant HSR704 for diffusion pumps,a fully-fledged replacement for Dow Corning DC 704.


HSR704 silicone oil has proven in extensive measurements and analysis, that it meets the highest quality requirements.

Extensive field tests prove the effectiveness of this new pump oil, both with the best properties regarding the oxidation resistance as well as for the highest demands in vacuum.

For further information on this silicone oil HSR704 please refer to the respective data sheets.

Please contact us for any further questions..




HSR Vakuum GmbH
Sportplatzweg 4
65375 Oestrich-Winkel
Phone +49 (0)6723 604682
Fax +49 (0)6723 604684