How Do You Cut Aluminum Sheet Metal

Add 1 drop of 30 weight machine oil to the chisel s edge for lubrication.

How do you cut aluminum sheet metal.

They don t cut curves well. Then create a pilot hole within the penciled circle. Making detailed cuts with. 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 sheet metal method 1 of 4. Clamp or hold a straightedge or square along the cutting marks and score a line with the tip of a sharp utility knife 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. Sheet aluminium can be cut without the need for a guillotine or tin snips which tend to deform the metal.

This makes it easier for your chisel to get into your aluminum s hardened grains of metal. 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. Blade manufacturingmakes a hss blade with 200 teethfor cutting really thin aluminum say window screen track but for most material being cut a carbide blade with 8 teeth per diameter inch will do well 10 x 80 tooth is a good example. Place the fracture line over the edge of a table and bend the overhang slightly downwards.

With the aid of a straight edge and a sharp knife score both sides of the aluminium sheet. Choose between red blue or yellow snips based on the cut direction. Using tin snips for thin sheets. Straight cutting compound snips work best for cutting thick or doubled up sheet metal.

To cut the sheets of metal rathe. There are two ways to cut round ducts. For cutting 1 16 thru 1 8 material use 10 teeth per diameter inch 10 x 100 tooth or a 12 x 120 teeth. Wax your saw blade before cutting sheet metal.

Cutting straight lines with an electric saw. You should be able to cut your aluminum metal piece within 30 seconds. And you can use the same technique anytime you need a straight cut on aluminum or other light gauge sheet metal even steel. This weakens the aluminium and creates a fracture line.