[pianotech] Type of glue for a Kawai-Thanks

[Phil Ryan]

Thanks Don, Dan and others for pointing out the use of PVC-E glue on 
felt-on-plastic surfaces.  It also brought to light the problem I have 
always had of re-glueing those round green felt bumpers underneath a 
polyester grand music desk.

Phil R.

On 3/4/2011 11:47 PM, Don Mannino wrote:
> Phil,
>
> As you found, wood glue does not adhere well to plastics.  Common choices are PVC-E, PVC-A, C/A glue (needs to be very thick C/A to prevent soaking into the felt too much), or epoxy.
>
> The PVC glues are good to carry because they also work well for minor wood repairs in many cases.
>
> Don Mannino
>
> -----Original Message-----
> From: pianotech-bounces at ptg.org [mailto:pianotech-bounces at ptg.org] On Behalf Of Phil Ryan
> Sent: Friday, March 04, 2011 3:19 PM
> To: pianotech at ptg.org
> Subject: [pianotech] Type of glue for a Kawai
>
>
> I replaced a butt-felt on a Kawai upright piano that had fallen off somewhere and the jack was making noise.  The piano was the new carbon fiber (black plastic) type of action.  I used some white glue I had in
> my case and when it got tacky I reassemble it.   Worked fine!  Played it
> a hundred times.  Day later I get a call-back, the jack is clanking again.  Did I use the wrong type of glue for this material?  CA perhaps?
>
> Phil Ryan
> Miami Beach
>
>
>
>