Cutting Thin Aluminium Sheet

Select a fine toothed blade and don t cut aluminum with a wall thickness of more than 1 4 inch 0 64 cm.

Cutting thin aluminium sheet. How to cut fold sheet aluminium. Mark the start and stopping point of your cut with a grease pencil or some similar implement that marks on sheet metal. And you can use the same technique anytime you need a straight cut on aluminum or other light gauge sheet metal even steel. Clamp the aluminum down.

A cnc router can cut aluminum but it isn t the ideal tool for hogging out big aerospace parts like wing spars. Be the first to share. Then bend the sheet back and forth a few times to snap it. How to cut thin aluminum.

Use a wood cutting saw with carbide tipped blades to cut most aluminum. Align the snips with the line you want to cut with the upper blade of the tin snips touching the sheet metal. 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. Before cutting put on a pair of safety goggles and work gloves to prevent injuries.

Sheet aluminium can be cut without the need for a guillotine or tin snips which tend to deform the metal. Clamp or hold a straightedge or square along the cutting marks and score a line with the tip of a sharp utility knife blade. If possible choose a saw blade that creates narrow kerfs the notch or slot made by the saw. To cut the sheets of metal rathe.

Place the metal on a hard surface to score it and on long pieces do the bending with the score place along a sharp edge of a bench and if necessary clamp the fixed piece with a long piece of flat wood to prevent buckling the metal while bending it back and forth. Set the piece of aluminum on a table or over sawhorses and position it so the cutting area has open space underneath it. The price you ll pay for success is slowing things down.