Cutting aluminum sheet metal with a hammer and chisel is relatively straight forward line up the edge of the chisel along the line you wish to cut and strike the chisel with a hammer.
How to cut 1mm aluminium sheet.
And you can use the same technique anytime you need a straight cut on aluminum or other light gauge sheet metal even steel.
Next secure your aluminum pieces with clamps and slowly feed the aluminum through the blade using steady even pressure.
The tool i would use is metal cutting scissors or snips it s remarkably easy to get a straight cut with these after a little practice.
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I would first make a cut far from the line somewhere in the area you re going to discard to get a feeling for a particular tool cutting steel of a particular thickness.
Clamp or hold a straightedge or square along the cutting marks and score a line with the tip of a sharp utility knife blade.
How to cut fold sheet aluminium.
To cut the sheets of metal rathe.
Then bend the sheet back and forth a few times to snap it.
You may want to have a bottle on hand for when drilling through thicker sheets or steel.
Using a softer piece of material such as wood as a backer will allow the chisel to push through the metal and prevent wear on the chisel s tip.
Tired of getting fingers cut on sheet metal while using tin snips.
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Cutting fluids can be used with twist drills but are generally not needed for thinner gauge sheet metal.