Mark your bend lines.
How to bend aluminum sheet without a brake.
A siding brake bends aluminum or bendable vinyl siding to the angles you want using leverage from a hinged joint.
By lining the routed grove up with the angle along the table edge and the end of the tool you can focus the bend where you want it.
I have never tried this method but if you don t have a metal brake this may work fine.
You will use the.
Move slowly along the fold doing 10 20 degree bends at a time.
Use scrap lumber to make a brake that is effective when only a few bends will be necessary.
Make sure the bar is seated firmly inside the frame.
Then use your bend allowance to draw your second bend line the intervening distance between your bend lines bend radius.
Stacey demonstrates a technique of how to bend a sheet of metal using a vise and 2 4 s.
Slide the angle iron into the jaws of the vise so that it lays flat the length of the piece of metal you are.
Also after each bending pass work along with rubber mallet to sharpen the bend by bashing either side of the bend on the table edge.
Now that you know your bend allowance take your protractor and draw a clear line with your marker across the point at which you will bend your sheet metal.
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.
A purpose made brake isn t necessary if you are going to be bending only a few pieces of coiled siding.
How to bend sheet metal without a brake step 1.