Use a wood cutting saw with carbide tipped blades to cut most aluminum.
Best way to cut aluminum sheet.
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.
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.
We recommend using a diamond blade that s labeled as a ferrous metal cutting blade but many tradespeople use a regular masonry diamond blade with good results.
Make sure that you use coolant or a light oil like wd 40 to lubricate the cutting and prevent the chips from gumming up your blade.
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.
Mount a diamond blade in your angle grinder and use it like a saw to cut the mesh.
For thin sheets of metal you can use tin snips to cut through it.
Step 5 optional if your project requires cutting a hole in the center of sheet metal draw it on the metal as you would any other cut line.
It is stupidly fast and it leaves a nice clean cut if you can hold it.
This is actually one of my preferred ways to cut aluminum.
This weakens the aluminium and creates a fracture line.
Then create a pilot hole within the penciled circle.
Select a fine toothed blade and don t cut aluminum with a wall thickness of more than 1 4 inch 0 64 cm.
Metal lath and hardware cloth can be cut with a tin snips but there s an easier way.
With the aid of a straight edge and a sharp knife score both sides of the aluminium sheet.
Then grip the saw with both hands and push the blade through the metal to cut it.
To cut straight lines use an electric saw.
Sheet aluminium can be cut without the need for a guillotine or tin snips which tend to deform the metal.