[Public-list] Lexan or Acrylic ?

[sousa, stephen (ENG)]

Don,

It was used on Lexan not sure if the chemical composition is the same? It
has been installed for two years without any issues. 

Stephen

-----Original Message-----
From: public-list-bounces at alberg30.org
[mailto:public-list-bounces at alberg30.org] On Behalf Of Don Campbell
Sent: Thursday, September 30, 2004 7:57 PM
To: sutherlandt at prodigy.net; Alberg 30 Public List -- open to all
Subject: Re: [Public-list] Lexan or Acrylic ?


Butyl rubber reacts chemically with acrylic to eat it away, and is not
recommended by the plastics people for use on acrylics. Don

Tom Sutherland wrote:

> George,
>
> Thank you for this post! I will file it away for my next window 
> project.
>
> Stephen,
>
> Thanks for the heads up about "butyl rubber". Is this what is used to 
> mount auto windshields? If so it sounds like a pretty good idea. I for 
> one have seen far more leaking port lights than I have windshields. Is 
> it available in colors other that black? Or was that even an issue?
>
> tom s
> a30  412
>
> > George,
> >
> > Great job in documenting the port replacement. At the end of this 
> > document you mention butyl rubber as an alternative, this is product 
> > we used and it worked well. This application eliminated any sealant 
> > from being pushed out onto the lexan and you can snug up the screws 
> > immediately. Also this product is generally available from any good 
> > glass shop in your area.
> >
> > Stephen
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