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.
Best way to cut aluminum sheets.
Mount a diamond blade in your angle grinder and use it like a saw to cut the mesh.
To cut the sheets of metal rathe.
How to cut thin aluminum.
Use a wood cutting saw with carbide tipped blades to cut most aluminum.
To cut straight lines use an electric saw.
Start by taping both sides of the sheet metal directly over the line you want to cut and clamp the metal to a work station so it doesn t move.
Select a fine toothed blade and don t cut aluminum with a wall thickness of more than 1 4 inch 0 64 cm.
After a few wiggles the sheet will fracture along the cut line leaving a clean break as shown in the above photos.
For thin sheets of metal you can use tin snips to cut through it.
Create a long fracture line then progressively bend the sheet from one end to to the other.
If possible choose a saw blade that creates narrow kerfs the notch or slot made by the saw.
Check out this video.
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.
Then grip the saw with both hands and push the blade through the metal to cut it.
With care and patience full size sheets of aluminium can be cut using this method.
Tired of getting fingers cut on sheet metal while using tin snips.
Flip the sheet over and repeat.