[sdiy] Aluminium alloys

Andre Majorel aym-htnys at teaser.fr
Wed Feb 10 16:28:41 CET 2010


On 2010-02-09 20:42 -0800, Tom Arnold wrote:

> 6061-T6 for flat panels.  I dont like using 5000 series metal
> for them as it is soft and can bend if you use it thin (
> .050/0.063 ) and hang a heavy cable off a 1/4" jack.  
> 
> I use 5052 for behind the scenes work such as panel brackets and
> the like because its easier to cut and form.
> 
> If you go up to .125 or so, bending should be less of an issue.

Thanks everyone. I've been using 2017A so far. That works well but
does not anodise or bend so good.

I don't need the anodisation but it would be nice to be able to
make flanged panels. That wouldn't be with 3 mm thick sheet, of
course, more like 1 to 1.5 mm. Must find the right compromise
between rigidity and formability.

If the thermal conductivity is good, it can be used to DIY heat
sinks too.

-- 
André Majorel http://www.teaser.fr/~amajorel/



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