[TheForge] Copper

Tue May 7 05:27:00 2002

Would the design allow the door to be made with copper panels which could 
be held on by strip or folded tracks allowing the panels to expand and 
contract under the strips. maybe use copper nails to hold the strips.
LB

At 09:11 PM 5/6/2002 -0400, you wrote:
>I would have to agree with Mike on the adhesives you could also put studs 
>on the back. 16 guage copper is approx 48oz a Sq ft. (just off the top of 
>my head) for clean cutting most sheat metal shops should be able to do it. 
>Or if you have a lot to do. the laser cutter guys are good. There are a 
>number of premixed patinas, try stained glass suppliers or lapidary(sp?) 
>(rock) shops. I use 40 gms of ferric nitrate in 1 liter of water for 
>brown. Some say heated peanut oil works, a light rubbing and heat with a 
>torch.(sp)
>
>GHS <[email protected]> wrote:
>
> >In light of the information below:
> >
> >Adhesives may be a problem. The air
> >temperature is not the issue. The solar
> >effect on the metal may very well cook
> >the adhesive. You will also need to keep
> >in mind that the metal will move quite a
> >bit as it expands and contracts.
> >
> >Since you are in effect using copper
> >plate, I would suggest attaching pins or
> >some other fastener to the back of the
> >sheet and mechanically mounting the
> >plates. I would also suggest not trying
> >to fight the motion do to heat/ cool
> >cycles and make the fasteners such that
> >the motion is allowed without placing
> >stress on the attachment.
> >
> >Mike Graf
> >
> >Jeffrey L Jones wrote:
> >>
> >> "You will have good results with 2 pair of offset compound leverage
> >> snips, get left and right hand.  The cutting edge is below the mass of
> >> the tool and you have excellent control.  over cut a bit if the
> >> complexity requires it to allow finishing with a fine file and
> >> sandpaper."
> >> Stephen McGehee
> >>
> >> Stephen,
> >> These offset compound leverage snips, will they cut at least 16 gauge
> >> copper and not distort the cut edge?  As my reply to Mike Graf indicates
> >> I did not make it clear if I was talking ounces or gauges.  I am talking
> >> gauges just because I am familiar with thickness rather than mass.  Just
> >> the center of this door will have 4 copper triangles cut and mated to
> >> form a diamond.  All the cuts must meet exactly with no distortion in the
> >> copper.
> >>
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