Expanded metal cutting tools.
Cutting expanded sheet metal.
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The first step toward correctly cutting expanded metal is finding the right tools that will aid the process.
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.
Metal is difficult for saws to cut and rubbing wax along the blade helps prolong its sharpness.
There are two ways to cut round ducts.
How to cut sheet steel using a jigsaw with a metal cutting blade.
You can cut mild steel up to about 3 8 in.
In our test it cut through rebar like a hot knife through butter.
First if you want to cut a duct near the middle and use both ends mark and cut the duct before snapping it together.
Straight cutting compound snips work best for cutting thick or doubled up sheet metal.
Cut metal with your circular saw.
Consider the size and nature of the expanded metal you need to cut.
They don t cut curves well.
The following equipment is crucial.
Thick using a ferrous metal cutting blade.
It may not be an obvious choice but fitted with the right blade a circular saw is a great metal cutting tool.
Then choose a grinder drill saw or laser tool.