<table cellspacing="0" cellpadding="0" border="0"><tr><td valign="top" style="font: inherit;"><div>Thanks, Ron!<br />     You know BOODLES more than I about rebuilding, and I&#39;m grateful for the affirmation regarding the efficacy of an epoxy-soaked bridge. BUT I know that a dense material transmits vibration better than a less dense one (hence the superior transmission of sound through water) so filling the interstices in the cellular structure of the wood MUST have some benefit according to the Laws of Physics, although whether it would be perceptible to the ear remains a question. And as for the bridge-top lube: I was particularly concerned about some plastic-y "stickiness" that the epoxy-might present, but if no-one else here has witnessed it, am relieved to hear it.<br /><br />Thumpe</div></td></tr></table>            <div id="_origMsg_">
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                                <span style="font-weight:bold;">From:</span>
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                            Ron Nossaman &lt;rnossaman@cox.net&gt;;                            <br>
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                                <span style="font-weight:bold:">To:</span>
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                             &lt;pianotech@ptg.org&gt;;                                                                                                     <br>
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                                <span style="font-weight:bold:">Subject:</span>
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                            Re: [pianotech] Worst Bass/Tenor Crossover in Universe                            <br>
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                                <span style="font-weight:bold;">Sent:</span>
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                            Thu, Jan 10, 2013 2:31:01 PM                            <br>
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                                        <td valign="top" style="font:inherit;">On 1/10/2013 8:04 AM, Euphonious Thumpe wrote:<BR>&gt; Does anyone here see a problem with using a penetrating epoxy, such as<BR>&gt; West's, on an entire bridge in order to add some density for better<BR>&gt; vibratory transmission, and impede cracking?<BR><BR>I've saturated bridges with epoxy when repinning them for many years. For structural strength and a clean termination rather than some mystical little vibrations.<BR><BR><BR>&gt; If used, is there any top<BR>&gt; surface lube that works better than others? (I've painted on McLube<BR>&gt; molybdenum after scuffing the cap with fine sandpaper, and it seems to<BR>&gt; work well.)<BR><BR>Round 7,004: Ding! There is still no need for lubrication on bridge tops. By far, the high string friction points are at the pins, not the cap.<BR>Ron N<BR></td>
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