Cutting Straight Line Sheet Metal

Wax your saw blade before cutting sheet metal. This may be a no brainer to most of you but i had to do a lot of repetitive cutting of sheet steel and was looking for the fastest way to do it. An well known trick when cutting with your plasma cutter is to clamp a metal straight edge to the metal so the arc is directly over your cut line.

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Metal is difficult for saws to cut and rubbing wax along the blade.

Cutting straight line sheet metal.

Apply masking tape to both sides of the sheet metal directly over the. Cutting straight lines with an electric saw 1. The easiest way to straight cut metal sheet. Lift the cutoff strip and roll it to the side to prevent it from binding on the tin snips handle.

Place the sheet metal on top of the workbench and lay out your pattern using a tape measure pencil and straightedge. I have been trying to do it in the s. Long straight cuts are easier to make with large tin snips. If your project requires curved cuts make an easy economical and adjustable.

Recently it clicked in my head to utilize an old trick when making straight cuts with a plasma cutter. Open the cutters as wide as you can at the start of each stroke and make long smooth strokes. Make long strokes for long straight cuts. I could never get a perfectly straight line when cutting longer cuts on sheet metal.

In this video you ll see how to build a straight cutting angle grinder jig. Tape the sheet metal and secure it in place. This way you can simply press the edge of the torch cup against the straight edge and slowly make a straight cut.