[time-nuts] Hydrogen Maser KIT! Update #1

Chuck Harris cfharris at erols.com
Mon Nov 3 11:04:57 EST 2014


I guess I have to wonder why Corby felt it necessary to remove
the coating.  I think it was always motley looking.

And,

If it was very easy to remove, and I suspect it would be, it
is probably equally easy to apply.

-Chuck Harris

Bob Camp wrote:
> Hi
>
>> On Nov 2, 2014, at 9:49 PM, Chuck Harris <cfharris at erols.com> wrote:
>>
>> In retrospect, it looks like their teflon coating is even simpler
>> done.  It looks like what they did is take very finely sectioned
>> teflon powder, and make a slurry in probably acetone.
>>
>> They cleaned the vessel very well first with acetone and second,
>> probably a little distilled water to etch the glass slightly,
>> and then put the teflon/acetone slurry in the bulb, slooshed it
>> around a bit to cover the walls, and then drained it all out.
>> When the acetone evaporated, the teflon powder would remain on
>> the walls.
>
> If it’s that simple, then going crazy over the coating as I was suggesting isn’t really needed.
>
> Bob


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