Hi Ned,

Clean the o-ring with alcohol and put a thin film of Apiezon type N
vacuum grease on it

Brent

> Hi all,
>
>
> we have a Bal-Tec SCD 050 sputter which we use to coat a bit of gold
> on samples for SEM analysis. The o-ring that is inserted in the groove
> in the lid, keeps falling out and makes the use of the device
> unpleasant/impractical.
>
> I though a bit of vacuum pump oil might help to keep the o-ring in
> place (by sheer surface tension).
>
>
>
> Good idea or bad idea?
>
>
>
> m
>

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