Lubrication as a wear preventative.

[V T]

That puzzles me too, and that's why I wrote to them. 
In looking at new Renner parts I can clearly see that
some liquid was applied to the felt bushings.  There
is a bit of red color bleeding out into the
surrounding wood, and I clearly see some dark stuff on
the felt as well.

Vladan

>Doesn't Renner have graphite in their bushings?

Avery

At 02:53 PM 8/28/04, you wrote:
>Hello Ryan and the List
>
>This is an excerpt from a letter I sent to Renner in
>Germany:
>
>"I wonder if you could let me know about any adverse
>effects of using the "Protek" brand lubricant on the
>center bushings of your hammer shanks.  It is a
fairly
>common practice in the U.S. to put a few drops of
this
>lubricant on the center bushing felt while preparing
>a new shank/flange for installation and while sorting
>the shanks for center bushing friction..."
>
>And here is the relevant part of their response:
>
>"Renner does not treat the center bushings.
>To our knowledge there are no chemical reactions or
>adverse effects when center bushings are treated.
>Therefore, this may be done, there is nothing to say
>against the treatment with a lubricant..."
>
>Vladan
>
>====================================
>
>List,
>      This general discussion on friction and factory
>set-up of weighting leads me to wonder what
>manufacturers pre-lubricate their centers ( beyond
the
>natural lanolin ) so that weight and leverage are the
>prime aspects contributing to the "touch", and to
>inhibit future wear.
>      I would also like to get opinions on favored
>center pin lubricants.
>      Thump


		
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