Re: Plexiglas or whatever

[Axel Iehle <ai@augusta.cma.fr>]

If I also remember correctly,
Polycarbonate tends to get a yellowish color (due to UV)
quicker than acrylic.

Axel Iehle

> Hi,
> 
> >From what I can remember is:
> 
> 1. Lexan is a trade name for one manufacture's polycarbonate.
> 
> 2. Polycarbonates are simular to acrylic but not the same thing. 
>    Polycarbonates are tougher but more brittle than acrylic. Occasionally
>    a piece of polycarbonate being cut would catch in a saw and kick back
>    causing some nasty cuts. Vicious stuff to work with even with carbide tipped
>    blades.
> 
> 3. Because polycarbonate is tougher it is the material used for bullet
>    proof (resistant really) glass.
> 
> 4. Can polycarbonates for used for view ports? I don't know. I would consult
>    the viewport book.
> 
> Regards,
> Ray
> 
> > Okay, here's part  what I didn't know.
> > 
> > >David,
> > >    The reason I use, and suggest the use of, acrylic plastics for windows
> > >can easily be summed up. ....The main contender for replacement is
> > >polycarbonate (Lexan)....
> > 
> > ...I just always thought of all this stuff as the same -- "Clear Plastic"
> > -- And the different names being trademarks. Duh. I'm not even sure, but I
> > think I recall the guy at the window place saying the stuff he was putting
> > in my windowframes was "lexan." So... this is apparently polycarbonate
> > which is not what you're using. Is there a common brand name of acrylic
> > thrown around just as carelessly? Is "plexi-glass" (further bastardized by
> > the careless "nucular" crowd into "flexi-glass") something else entirely?
> > 
> > If what I've got in my trailer is polycarbonate (or, to be on topic, if I
> > use a spare hunk of it in an ambient sub or glass-bottomed boat)... can I
> > polish it in a similar way?
> > 
> > 
> > ---------
> > David
> > buchner@wcta.net
> > http://customer.wcta.net/buchner
> > Osage MN USA
> > 
> > 
> 
>