Homebrew PCBs

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@gmail.com> 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@2ctechnologies.com> 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
>
>  
>


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