Hot Hide Glue Problem

[David Ilvedson]

My hammer hanging isn't the fastest and I found the trim glue to set up just a wee bit fast for me...can it be slowed down like hide glue?   

David Ilvedson, RPT
Pacifica, CA  94044

----- Original message ----------------------------------------
From: "David Love" <davidlovepianos at comcast.net>
To: "Pianotech List" <pianotech at ptg.org>
Received: 10/26/2007 9:57:35 AM
Subject: RE: Hot Hide Glue Problem


>It takes a good 30 minutes or more for the glue to fully dissolve.  Don't
>get hung up on premeasured  proportions, when the crystals are totally
>dissolved add water as necessary to get it to a room temperature honey
>consistency (depending on what you are using it for).  It will take a full
>day at least for it to set up hard.  The more water, the more it will
>shrink.  I wouldn't worry about too long unless you are leaving it in the
>pot for a day or more.  To slow down the set up time at some urea (you don't
>need very much).  Or, just use titebond.  Their trim glue is the right
>consistency for a lot of applications, especially hammers.  

> 

>David Love
>davidlovepianos at comcast.net
>www.davidlovepianos.com 

>-----Original Message-----
>From: pianotech-bounces at ptg.org [mailto:pianotech-bounces at ptg.org] On Behalf
>Of paul bruesch
>Sent: Friday, October 26, 2007 8:31 AM
>To: Pianotech List
>Subject: Re: Hot Hide Glue Problem

> 

>It was in the church music room (choir rehearsal, etc.)  I just thought I'd
>do it right, since I've seen so many castigations about using Titebond where
>not appropriate, although in my case Titebond is what I wound up using after
>scraping off the goo. 

>How long should it be heated before using?? What's "too long?"  Previously
>(and this time) I've used it almost right away after it's soupy. 

>Thanks,
>Paul Bruesch
>Stillwater, MN

>On 10/26/07, Ron Nossaman <rnossaman at cox.net> wrote:


>> I mixed up some hot hide glue yesterday. The crystals were from a
>> package (my first/only) which I've had for about six months. I have
>> successfully mixed glue from it in the past, but yesterday it never set 
>> up hard. It dried about the consistency of rubber cement (but nowhere
>> nearly as sticky!)  Every time I've mixed it before I've just made a WAG
>> at quantities (cover dry crystals with water, per someone on this list) 
>> and stuck it in my hot water pot, set at 140F.
>>
>> I cleaned it all out and tried it again tonight, but this time I weighed
>> out 1oz crystals and slightly under 2oz H2O (per recipe on the 'net). 
>> Same result. Very gummy, tho' I don't chew gum and don't think this
>> stuff'll make me want to start!!
>>
>> Any idea what could possibly be going wrong??
>>
>> Thanks,
>> Paul Bruesch
>> Stillwater, MN


>You mentioned tuning the piano. Shop, or elsewhere? If
>elsewhere, why hot hide? Mixed fairly thick, it does gel to a
>not terribly sticky rubber cement consistency fairly quickly, 
>and takes at least overnight to dry hard. That's what it does,
>and that quick gel is one of the primary reasons for using it.
>What did yours look like the next day?

>I have had hide glue not gel properly in two situations. When 
>it hadn't been heated long enough after mixing, and when it
>had been in use and cooking in the pot for too long.
>Ron N

>