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John Ings
 
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On 16 Sep 2004 14:06:51 GMT, (Charles A.
Sherwood) wrote:

I am starting a clock project made almost entirely of brass plate.
Specifically I am building W.R. Smith's Lyre clock.
I need to saw out patterns in 3/16 brass for the main plates,
80 thou brass for the dial and 60 thou brass for the other parts
such as gear spokes.

I tried roughing out the main 3/16 plates with my 4x6 band saw in
vertical mode and quickly discovered the small throat really limits
the work envelope. It also does not allow me to do inside cuts.

Mr. Smith shows roughing out the plates with a table jig saw and
finishing up with a die filer and belt sander.

I believe a jig saw would not work well on thin stock but work work
well on the thick stock. I am wondering if a good scroll saw would
work on the 3/16 plate.

A bit of web research tells me the top of line scroll saws are
Hegner and Excaliber. Middle of the road in Dewalt and everything
else is lumped together.

So will a good scroll saw cut the 3/16 brass plate in a timely manner?
Do I need a jig saw and a scroll saw?


How about using a rod saw? You know, those alloy steel wire affairs
covered with carbide grit? Changes direction easily since it cuts in
all directions. Should handle brass easily... they cut ceramic no
problem.