<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=Content-Type content="text/html; = charset=windows-1252"> <META content="MSHTML 6.00.2800.1400" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY> <DIV><FONT face=Arial size=2>Epoxy does not dry, it cures - it = undergoes a chemical reaction. David Love likely got it right - epoxy can be very = sensitive to having the exact proportion of resin and hardener correct. When mixing medium and large quantities of epoxy, volumetric = measurement methods are usually sufficient. But with smaller quantities it is best = (pretty much required) to weigh the proportions on an adequate scale to get = the proper mix.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Bernard is correct that epoxy can = require several days to cure completely, but most epoxies cure to about 98% of their = final hardness in less than a day.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Whereas one day should be sufficient = time for most epoxies to cure adequately in the application you describe, when I have epoxy-repaired bridges, I have let the epoxy cure for at least two days = - preferably longer. </FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>I am not familiar with the properties = and cure times for Araldite 2013. That info should be available from the manufacturer.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>West System products are available in = Europe (even Old Europe!)</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>I forget which country you are in, but = here are a couple sources:</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV> <P><FONT face=Arial size=2><STRONG>France:</STRONG></FONT></P> <P><FONT face=Arial size=2>Boero Colori France<BR>BP 242 Rue = Newton<BR>17012 LA ROCHELLE CEDEX 01<BR>Tel: +33 546281010<BR>Fax: +33 546281015</FONT></P> <P><FONT face=Arial size=2></FONT> </P> <P><FONT face=Arial size=2><STRONG>Germany:</STRONG></FONT></P> <P><A href="http://westsystem.de/" target=_top><FONT face=Arial size=2> M.u.H. von der Linden</FONT></A><BR><FONT face=Arial = size=2>PO Box 100543<BR>D46465 WESEL<BR>Tel: +49 281 33830-0<BR>Fax: +49 281 = 26503<BR>email: </FONT><A href="mailto:service@vonderlinden.de"><FONT face=Arial size=2>service@vonderlinden.de</FONT></A></P> <P><FONT face=Arial size=2></FONT> </P> <H4><A name=netherlands><FONT face=Arial size=2>The = NETHERLANDS</FONT></A></H4> <UL> <P><FONT face=Arial size=2>Epifanes / W. Heeren & Zoon = BV<BR>1430 AD Aalsmeer<BR>Tel: +31 297 360366<BR>Fax: +31 297 342078</FONT></P> <P><FONT face=Arial size=2></FONT> </P><FONT face=Arial = size=2> <H4><FONT face=Arial><A name=norway>NORWAY</A></FONT></H4> <UL> <P><FONT face=Arial><A href="http://www.westsystem.no/" = target=_top>WEST SYSTEM Norge A/S</A><BR>Gjerdrums vei 12<BR>0486 <I>OSLO</I><BR>Tel: = +47 22233500<BR>Fax: +47 22180604</FONT></P> <P> </P> <H4><FONT face=Arial><A name=sweden>SWEDEN</A></FONT></H4> <UL> <P><FONT face=Arial><A href="http://www.nmi.se/West-System" target=_top>Armatech</A><BR>Box 158<BR>Finntorpsvagen 7<BR>131 = 08 NACKA<BR>Tel: +46 8 7169199<BR>Fax: +46 8 7169159</FONT></P> <P> </P> <H4><FONT face=Arial><A name=UK>UNITED KINGDOM</A></FONT></H4> <UL> <TABLE cellSpacing=4> <TBODY> <TR> <TD width=315><FONT face=Arial>Marinac Yacht Fittings, Ltd<BR>24-26 Boswell Square<BR>Hillington Indust'l Estate<BR>Glasgow G52 4BQ<BR>Tel: 01418-838723<BR>Fax: 01418-834638</FONT></TD> <TD width=315><FONT face=Arial>Marine & Indust'l Sealants<BR>Keepers Cove, Westwick Hill<BR>North Walsham, Norfolk<BR>Tel: 01692-538263<BR>Fax: = 01692-538692</FONT></TD></TR> <TR> <TD><FONT face=Arial>Robbins Timber<BR>Units 12-18 Brookgate<BR>Ashton Vale Trading Estate<BR>Bristol BS3 = 2UN<BR>Tel: 0117 963 3136<BR>Fax: 0117 963 7927</FONT></TD> <TD><FONT face=Arial>Simpson-Lawrence Ltd<BR>218/228 = Edmiston Dr<BR>Glasgow G51 2YT<BR>Tel: 01414-300 9100<BR>Fax: 01414-275419</FONT></TD></TR> <TR> <TD><FONT face=Arial>Simpson-Lawrence Ltd<BR>Unit G, Fort Wallington<BR>Fareham, Hampshire PO15 8TT<BR>Tel: 01329-823300<BR>Fax: 01329-823282</FONT></TD> <TD><FONT face=Arial>Sowester<BR>Stingsford Rd, Nuffield Industrial Estate<BR>Poole, Dorset BH17 OSW<BR>Tel: 01202 667700<BR>Fax: 01202 668585</FONT></TD></TR> <TR> <TD><FONT face=Arial><A = href="http://www.wessex-resins.com/" target=_top>Wessex Resins & Adhesives = Ltd.</A><BR>Cupernham House, Cupernham Lane<BR>Romsey, Hampshire SO51 = 7LF<BR>Tel: +44 (0)1794-521111<BR>Fax: +44 (0)1794-517779<BR><FONT = size=-1>Email: <A = href="mailto:information@wessex-resins.com">information@wessex-resins.c= om</A></FONT></FONT></TD></TR></TBODY></TABLE></UL> <UL></UL> <UL></UL> <UL></UL> <UL></UL> <UL></UL> <UL></UL> <UL></UL> <UL></UL></UL></UL></FONT></UL></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Other countries are listed on the <A href="http://www.westsystem.com">www.westsystem.com</A> web = site.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Terry Farrell</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>----- Original Message ----- </FONT> <DIV><FONT face=Arial size=2>From: "Bernhard Stopper" <</FONT><A href="mailto:b98tu@t-online.de"><FONT face=Arial size=2>b98tu@t-online.de</FONT></A><FONT face=Arial = size=2>></FONT></DIV> <DIV><FONT face=Arial size=2>To: "Pianotech" <</FONT><A href="mailto:pianotech@ptg.org"><FONT face=Arial size=2>pianotech@ptg.org</FONT></A><FONT face=Arial = size=2>></FONT></DIV> <DIV><FONT face=Arial size=2>Sent: Friday, September 17, 2004 2:22 AM</FONT></DIV> <DIV><FONT face=Arial size=2>Subject: Re: Epoxy glue in Europe ?</FONT></DIV></DIV> <DIV><FONT face=Arial><BR><FONT size=2></FONT></FONT></DIV><FONT = face=Arial size=2>> Hello Stephane,<BR>> the time for drying was probably = too short. Depending on the hardener it<BR>> takes at least 2-5 days. If not = dried out completely, the epoxy can flow<BR>> under stress.<BR>> <BR>> regards,<BR>> <BR>> Bernhard<BR>> <BR>> ----- Original = Message ----- <BR>> From: "Stéphane Collin" <</FONT><A href="mailto:collin.s@skynet.be"><FONT face=Arial size=2>collin.s@skynet.be</FONT></A><FONT face=Arial = size=2>><BR>> To: "Pianotech" <</FONT><A href="mailto:pianotech@ptg.org"><FONT = face=Arial size=2>pianotech@ptg.org</FONT></A><FONT face=Arial = size=2>><BR>> Sent: Friday, September 17, 2004 4:12 AM<BR>> Subject: Epoxy glue in Europe = ?<BR>> <BR>> <BR>> > Hello all.<BR>> ><BR>> > = After reading posts about happy use of epoxy glue to repair loose = bridge<BR>> > pins, I have tried this on a piano which had quite large cracks (2 mm) at<BR>> > the pin holes on the bass bridge (the pins were vertical).<BR>> ><BR>> > It was a disaster.<BR>> = ><BR>> > I mixed the two components, heated the pins, let the glue go down = into the<BR>> > crack, let rest for a whole day, then put the string = back in place, and<BR>> was<BR>> > happy for about 6 hours, after what, = unhappy to see that the pins were<BR>> back<BR>> > again in their = vertical position.<BR>> > Makes me think we don't talk about the same epoxy = glue.<BR>> > I used Araldite 2013 (medium fast hardening gap = filling for wood and<BR>> metal),<BR>> > as West System epoxy is hard to = find here.<BR>> > Any idea about what went wrong ?<BR>> > Any = clue about a product easy to find on the old continent ?<BR>> ><BR>> > = Thanks in advance.<BR>> ><BR>> > Stéphane = Collin.</FONT></BODY></HTML>