Project
Door for an ultra-low temperature freezer (-86 °C)
For an ultra-low temperature freezer operating at -86 °C, we developed a full vacuum door with STRATMO+. Replacing the door alone cuts the power consumption of the entire appliance by more than 15 % and ensures a more even temperature distribution.

Project goal
Thermomechanical development of a full vacuum door for -86 °C applications, using the existing interfaces to the cabinet and to production
TerraVac's activities
- Thermomechanical development of a full vacuum door for -86 °C applications, using the existing interfaces to the cabinet and to production
- Build of the vacuum body and completion into the finished door
- Quality assurance of both vacuum levels and support for measurements on the end product
Results achieved
- Power consumption of the entire appliance reduced by more than 15 % by replacing the door alone, with more even temperature distribution
- Thermomechanical functionality at -86 °C
Additional references

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Round panel for a cryogenic tank

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Door for an ultra-low temperature freezer