<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=Content-Type content="text/html; = charset=iso-8859-1"> <META content="MSHTML 5.50.4134.600" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT size=2></FONT> </DIV> <BLOCKQUOTE dir=ltr style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; = BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px"> <DIV style="FONT: 10pt arial">----- Original Message ----- </DIV> <DIV style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: = black"><B>From:</B> <A title=mfarrel2@tampabay.rr.com href="mailto:mfarrel2@tampabay.rr.com">Farrell</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A = title=pianotech@ptg.org href="mailto:pianotech@ptg.org">pianotech@ptg.org</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> January 17, 2001 5:08 = AM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Re: S and S K52</DIV> <DIV><BR></DIV> <DIV>"Epotec 301 epoxy to all the pins.....  After overnight = cure, The surface seemed a bit tacky..."</DIV> <DIV> </DIV> <DIV>I have not used Epotec yet, but have used West System = extensively. I would be concerned about any epoxy mixture that did not cure overnight = (so that it is not tacky). This may indicate an improperly mixed batch of = epoxy </DIV> <DIV> <HR> </DIV></BLOCKQUOTE> <DIV dir=ltr><FONT face="Comic Sans MS">Not necessarily. I'm not = familiar with Epotec epoxies, but there are a number of coating epoxies that do = require 24 hours (sometimes longer in cool weather) to fully cure. It is not at all = unusual for us to find our System Three coating epoxy quite tacky just 12 hours = after application. </FONT></DIV> <DIV dir=ltr><FONT face="Comic Sans MS"></FONT> </DIV> <DIV dir=ltr><FONT face="Comic Sans MS">If there is a question with = any particular epoxy, check with the manufacturer for appropriate curing = times. Keeping in mind that the normally quoted times generally refer to a = partial cure. That is, the epoxy has cured enough to work and -- in most cases, = at least -- be placed in service. With most epoxy systems, full cure = does not occur for at least 7 to 10 days at room temperatures.</FONT></DIV> <DIV dir=ltr><FONT face="Comic Sans MS"></FONT> </DIV> <DIV dir=ltr><FONT face="Comic Sans = MS">Del </FONT></DIV></BODY></HTML>