Isn't the verdigris in bushings caused by copper-content in the oldpins ?

Don pianotuna@yahoo.com
Fri, 29 Jul 2005 01:55:04


Hi Gordon,

Search the archives thru google.com with this in the search box:

Verdigris site:ptg.org

You should get about 380 "hits" many of which suggest that the only long
term solution is total parts replacement. Your mileage may vary.

Good luck!

At 04:31 PM 7/28/2005 -0700, you wrote:
>I don't understand this statement. Don. Sorry.
>Verdigris is a copper compound, as far as I know. I
>presumed that it was from copper used in the plating
>of the pins ( under the nickle ) that  reacted to
>something in the elt to cause the oxidation.
>     Yes, brake-part cleaner works well to
>blast/dissolkve verdigris out of bushings. But unless
>non-copper containing varieties are used to replace
>the pins, one can assume it will; return. At least
>that is my assumption.
>   Sarahhhhhhhhhhhhhh! Heeeeeeeelp!!!!
>     Thump
>
>
>--- Don <pianotuna@yahoo.com> wrote:
>
>> Hi Gordon,
>> 
>> The verdigris is not usually caused by the pins.
>> Some folks have
>> recommended brake (car brake) cleaner. The real
>> "fix" is new parts--which
>> leaves you with a dilema with the type of action you
>> are working on.
>> 
>> At 04:03 PM 7/28/2005 -0700, you wrote:
>> >I am repinning this entire Brown action to exclude
>> the
>> >old copper-containing center pins, which have
>> caused a
>> >massive verdigris buildup. Are all center pins
>> alike,
>> >or are some better than others --- and where do I
>> get
>> >them ? 
>> >     Thanks!
>> >     Gordon
>> >
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>> Regards,
>> Don Rose, B.Mus., A.M.U.S., A.MUS., R.P.T.
>> Non calor sed umor est qui nobis incommodat
>> 
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>> 
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>
>
>__________________________________________________
>Do You Yahoo!?
>Tired of spam?  Yahoo! Mail has the best spam protection around 
>http://mail.yahoo.com 
>_______________________________________________
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>
>
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>

Regards,
Don Rose, B.Mus., A.M.U.S., A.MUS., R.P.T.
Non calor sed umor est qui nobis incommodat

mailto:pianotuna@yahoo.com	http://us.geocities.com/drpt1948/

3004 Grant Rd. REGINA, SK, S4S 5G7
306-352-3620 or 1-888-29t-uner


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