For real??? I'm gonna have to go outside now and see if I can start a fire. Will report back momentarily. Or not. :-) On Thu, Jan 14, 2010 at 4:35 PM, William Monroe <bill at a440piano.net> wrote: > Oh my, were you close.......... > > The more like tissue your cloth is, the greater the possibility of > combustion. Really. Time to come clean. I used a lot of thin CA on a > REALLY loose pinblock once (yes, I've only done it THIS way, once). Note to > self: use less CA in the future - less is more. Then, some of the glue very > quickly went right through the block and started dripping on the keybed. > Note to self: protecting the keybed might be an intelligent step the next > time I try and make lake CA on top of a Pinblock. I panicked, grabbed the > closest thing that seemed reasonable at the time (key phrase there) and > wadded up a kleenex to start dabbing at the drips coming through the block. > .............wait for it............. About 5 seconds into this first > fiasco, my kleenex burst into flames. Really. Egads, can't have that. > Dropped the kleenex onto the keybed and started using the next most > reasonably available thing to put out the fire - my tuning hammer. Seemed > reasonable at the time. Amazing what your mind can convince you is > reasonable when panicked. I once tried to scare away a black bear by > "banging" two spoons together - but, I digress. > > At any rate, careful what medium you choose to do this fix. Glad your > story was less exciting than mine, John. > > William R. Monroe > > > > > On Thu, Jan 14, 2010 at 3:33 PM, John Formsma <formsma at gmail.com> wrote: > >> I know this is an old thread, but I had the opportunity to try this >> technique today for the first time. It was on two stripped lyre top block >> screw holes (for the screws that hold the lyre to the keybed.) >> >> The reason I tried this was because it was quicker than drill and plug, >> and it was a good test. The holes were roughly 5/16" in diameter and about 1 >> 1/2" long. The original screws were 14 x 3" (I think I have the diameter >> about right, but not 100% sure.). Took a section of "Shop Rag" paper towel >> that was about 4" x 4", rolled it up, then twisted it so it could be more >> readily forced up into the hole. Saturated the wadded up paper towel with >> thin CA (Dryburgh). Then forced it up into the hole, using a piece of metal. >> No accelerator. It cured really quickly, as what was sticking out of the >> hole had to be cut off with a breakaway knife. >> >> In my initial skepticism, I assumed this wouldn't work at all on a large >> hole like this. But to my surprise, I couldn't get the screw started! Had to >> drill it out (smaller bit, then larger bit). It held great -- very tight. Of >> course, time will tell if this will work long term. But I feel very >> confident this technique would certainly be fine for stripped holes that >> don't have to support much of a load. >> >> One interesting thing was that after the paper towel was drenched with CA, >> it started "smoking" -- like what happens when accelerator is used. >> >> FWIW, >> >> -- >> JF >> >> >> > -- JF -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://ptg.org/pipermail/pianotech.php/attachments/20100114/2c043266/attachment.htm>
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