The CH Series of liquid helium dewars have been designed to meet the exacting requirements of ultra-low temperature applications in research and industry.
Wessington also offer a bespoke design service throughout the CH range ensuring our customers have the option of a dewar that exactly meets their requirements.
Factory Fit Options
|Neck Dia (mm)||50||50||50||50||50||50|
|Weight Empty (kg)||56||74||99||220||300||570|
|Weight Full (kg)||60||81||114||251||362||611|
|Max Pressure (psi)||7||7||7||7||7||7|
|Static Evaporation Rate % per day||2.8||1.7||1.2||0.8||0.6||0.5|
All of our liquid helium dewars are constructed from non-magnetic stainless steel, however there is a small
degree of residual ferromagnetic material present from manufacturing processes and small components.