Wipe bending or edge bending is another way to bend sheet metal edges.
Easiest way to bend sheet metal.
It is important to make sure that the sheet is properly pushed onto the wipe die.
The easiest way to do this is to just cut off a little strip of metal to use as a test piece.
Either way there are a few shapes that just aren t very practical for most bending tools.
Every time you do a bend mark the spot with a number.
Then use your bend allowance to draw your second bend line the intervening distance between your bend lines bend radius.
How to bend sheet metal without a brake in 4 different methods with minimal or homemade tools.
Determine the angle at which you want to brake the metal and mark it on the protractor.
The slack between the wipe die and the punch plays an important role in getting a good result.
If you have something big and heavy and want to bend it and you don t have any machines to bend it with just cut slices in the metal.
Cut the section of metal out or otherwise prepare the metal to be bent by removing any burrs or sharp edges.
You will use the protractor to gauge the brake as you bend the metal little by little.
Don t cut quite all the way through though that s.
Mark your bend lines.
As a result the wipe die also determines the bend s inner radius.