-
Ultra helium dewar
Product Features
・Adopts a unique design to minimize heat loss as well as a proven support structure.Uses outside casters for enhanced stability.
・Available in various inner volumes from 60 to 500 L.
・The filling cup ring on the top of the container makes it easier to connect it with various transfer lines.Optional electronic pressurizer available.The container pressure for LHe transfer can be set at either 4 psig (0.3 bar) or 8 psig (0.6 bar).
Applicatiions
・Containers with maximum durability and light weight.
・Features superior thermal performance.
・Employs a ball valve which can be connected to any transfer line with a bore up to 1.9 mm.
・Various accessories available.Specifications
Model UD-60 UD-100 Total inner volume (liters) 60 110 Net inner volume (liters) 60 100 MHeat leak value (%/day) 1.75 1.25 Maximum working pressure (kpa) 82.7 82.7 Threshold pressure for activation of the main safety valve (kpa) 68.9 68.9 Threshold pressure for activation of the second safety valve (kpa) 82.7 82.7 outer diameter (mm) 610 610 Height (mm) 1273 1479 Liquid pipe length (mm) 889 1110 Empty weight (kg) 75 91 Model UD-250 UD-500 Total inner volume (liters) 275 550 Net inner volume (liters) 250 500 MHeat leak value (%/day) 1.0 1.25 Maximum working pressure (kpa) 82.7 82.7 Threshold pressure for activation of the main safety valve (kpa) 68.9 68.9 Threshold pressure for activation of the second safety valve (kpa) 82.7 82.7 outer diameter (mm) 813 1067 Height (mm) 1702 1750 Liquid pipe length (mm) 1322 1431 Empty weight (kg) 152 245
APPLICATION TECHNOLOGY
LOW TEMPERATURE / LNG
SEMIMCONDUCTOR
INDUSTRY
GAS