Chemistry, asked by saihan, 10 months ago

how much vacuum is needed to obtain clean surface of metal​

Answers

Answered by Anonymous
0

Explanation:

surface of the material. For demanding UHV applications, a vacuum bake to 450oC is required to remove these completely. In general the lower the base pressure required, the more rigorous the cleaning process will need to be.

Answered by itscutipie0
0

Answer:

2/3of vaccum

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