Erik, Shannon;
Thanks for comments. I will opt for the shear/brake from Grizzly.
Wayne
--- In Homebrew_PCBs@yahoogroups.com, Shannon Haworth <shannon.haworth@...> wrote:
>
> I would chime in here and agree that a break is useful if you decide to
> bend metal as well as cut PCB boards. For PCB cutting, it is irrelevant.
> Neither a pro or a con.
>
> On Thu, Apr 12, 2012 at 1:22 PM, Erik Knise <elknise@...> wrote:
>
> > ∗∗
> >
> >
> > Wayne,
> >
> > I have used a variety of shears. The dedicated ones tend to be larger
> > and have a larger capacity. The combo machines usually have a smaller
> > capacity but are still great for light and/or intricate work. The
> > little 8 inch guy is rated for 22 gauge steel which is roughly .03"
> > thick. It will probably cut thicker steel but the blades won't last
> > very long. PCB's in my experience cut pretty easily. They are
> > dense/rigid but not hard enough to destroy most blades. Dull them
> > yes, but not destroy them like cutting thick metal does. A plate
> > sheer is going to give you more capacity if you are using boards up to
> > .125" thick but normal .060-.015 boards should cut fine with the 8
> > inch shear or tin snips. Most of us use ~.030 inch boards anyways.
> >
> > As for the straightness of the cut they will be equal. The brake
> > portion is for bending metal. That could be handy if you want to try
> > to make your own heatsinks or cases. Most guillotine style shears
> > have an in feed table to support the work which would make it easier
> > to use than a plate sheer. A table would be relatively easy to add to
> > either style.
> >
> >
> > --
> > Erik L. Knise
> > Seattle, WA
> >
> > On Thu, Apr 12, 2012 at 9:42 AM, waynehcausey
> > <wayne.causey@...> wrote:
> > > Harvey, thanks for the info.
> > >
> > > I am wandering if the Griggly 8" mini shear/brake would be easier on
> > coated PCB than the shear?
> > >
> > > Will the shear/brake make straight cuts better than the the shear?
> > >
> > > Does anyone have experience with both?
> > >
> > > Wayne
> >
> >
> >
>
>
> [Non-text portions of this message have been removed]
>