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Problem Slicing Pattern Bar

Posted: Tue Mar 18, 2003 1:14 am
by Melissa Terman
As I'm slicing through a pattern bar, when I get to the very end of the slice it cleaves and ruins the cut (and my need for perfection). I'm slicing on a MK 101. The water feed is working and everything appears fine, until I get to the very end and snap.

Your input is greatly appreciated.

Re: Problem Slicing Pattern Bar

Posted: Tue Mar 18, 2003 5:01 am
by Brian and Jenny Blanthorn
Melissa wrote:As I'm slicing through a pattern bar, when I get to the very end of the slice it cleaves and ruins the cut (and my need for perfection). I'm slicing on a MK 101. The water feed is working and everything appears fine, until I get to the very end and snap.

Your input is greatly appreciated.
Hand held or auto feed

Try slowing down as U get 2 the end

Saw more than one at once

Tape scrap sheet glass on the back of it

Encase in plaster

Posted: Tue Mar 18, 2003 7:19 am
by Tony Smith
Melissa,

As you get very close to the end of the cut, the glass becomes very thin and will snap with the slightest force. So, when you get close to the end of the cut, slow way down and don't push so hard. Let the blade grind its way through the last bit of glass.

Tony

Posted: Tue Mar 18, 2003 12:56 pm
by Lisa Allen
Melissa, along with going more slowly yo can also try to increase the thickness of your slices a bit. I find that the thicker the slices, the less breakage I have.

Tony Smith wrote:Melissa,

As you get very close to the end of the cut, the glass becomes very thin and will snap with the slightest force. So, when you get close to the end of the cut, slow way down and don't push so hard. Let the blade grind its way through the last bit of glass.

Tony

Posted: Tue Mar 18, 2003 12:57 pm
by Amy Schleif-Mohr
I'm having trouble visualizing this, can you try to explain it better.
Amy

Posted: Tue Mar 18, 2003 1:10 pm
by Mark Kemp
Can you cut a short way into the far side of the bar, then flip it and make the main cut? I haven't cut pattern bars, but I've used this method with wood and with single-thickness glass to prevent breakout.

Re: Problem Slicing Pattern Bar

Posted: Tue Mar 18, 2003 1:55 pm
by jim simmons
Melissa wrote:As I'm slicing through a pattern bar, when I get to the very end of the slice it cleaves and ruins the cut (and my need for perfection). I'm slicing on a MK 101. The water feed is working and everything appears fine, until I get to the very end and snap.

Your input is greatly appreciated.
I have found that the best way for me, is to back the pattern bar with another piece of glass or ceramic.javascript:emoticon(':idea:')
Idea

Jim