Cutting Expanded Sheet Metal

Wax your saw blade before cutting sheet metal.

Cutting expanded sheet metal. Metal is difficult for saws to cut and rubbing wax along the blade helps prolong its sharpness. How to cut sheet steel using a jigsaw with a metal cutting blade. You can cut mild steel up to about 3 8 in. Thick using a ferrous metal cutting blade.

They don t cut curves well. Apply a thin layer of paraffin or saw wax to the blade just enough to cover the surface before making any cuts in the metal. There are two ways to cut round ducts. In our test it cut through rebar like a hot knife through butter.

Straight cutting compound snips work best for cutting thick or doubled up sheet metal. Consider the size and nature of the expanded metal you need to cut. Hot metal chips will fly everywhere. First if you want to cut a duct near the middle and use both ends mark and cut the duct before snapping it together.

Cut metal with your circular saw. The following equipment is crucial. The first step toward correctly cutting expanded metal is finding the right tools that will aid the process. Then choose a grinder drill saw or laser tool.

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