D O-Ring Compatibility D - Micromeritics GEMINI VII Operator's Manual

D O- C
RING OMPATIBILITY
Viton or Buna-N may also be suitable for analyses similar to the reference material example file.
The ability to re-use Buna-N or Viton O-rings may be limited, while the re-use of Kalrez O-rings
should be more broad. Frequency of use and, potentially, several other factors affect the duration
of O-ring use, so rigid rules cannot be specified for these materials. Leak rate and ultimate
vacuum levels may be used as indicators for O-ring performance.
Gemini VII Operator Manual
239-42828-01 (Rev H ) — May 2021
D O-ring Compatibility
D - 1