Bending Aluminium Sheet Metal

Simple sheet metal bender using a hand roller clamps and plywood.

Bending aluminium sheet metal.

Bending these tempered alloys is not impossible but it is very difficult and will most likely require large bend radii to avoid cracking on the outside of the bend. As an example if you want to bend 24 gauge sheet metal at a 90 angle the calculation would be. A cutout or the edge of your flange to your bend. The aluminum series ability to bend tends to decrease as you move down the list of tempers from annealed to t4 and t6.

With the aid of a straight edge and a sharp knife score both sides of the aluminium sheet. Then place the clamp bar back down on top of the aluminum crosswise. How to bend sheet metal without a brake. Sheet aluminium can be cut without the need for a guillotine or tin snips which tend to deform the metal.

Determine your minimum bend by measuring the distance from your closest feature i e. If you re bending 0 020 thick material use a 0 020 radius. How to bend sheet metal without a brake in 4 different methods with minimal or homemade tools. Bending a brittle metal beyond its limits could cause the metal to snap and break.

Choose a bend radius that matches your minimum bend. 0 017453 x 90 x 0 020 0 33 x 0 024 0 0438558984 inch bend allowance keep in mind that some metals are more brittle than others. Make sure the bar is seated firmly inside the frame. Insert your aluminum sheet into the brake beneath the removable clamp bar.

Lift the clamp bar away from the rear of the brake frame and slide the sheet in perpendicularly to the direction you want to bend it. After all there are only four things you can do to metal. Custom rolling bending forming steel and waterjet cutting services call 877 754 0900. This weakens the aluminium and creates a fracture line.

In other words if you re bending 1 8 sheet use a tool with a 1 8 radius to form the inside of the bend. If you have any questions or want to discuss your design contact us. Place the fracture line over the edge of a table and bend the overhang slightly downwards. With a combination of these manipulations you can create anything from flat sheet and you.

Since 1984 jorgenson metal rolling and forming has been serving the metals industry in southern california we specialize in rolling of all structural shapes including angle rolling square and rectangular tube rolling pipe rolling channel rolling spiral rolling and beam rolling as well as heavy.