Once you ve got your u shape place your piece on a work table or anvil and finish the roll by tapping the edge down into the sheet for a simple flat fold or back into the roll for a thicker beaded roll.
How to roll sheet metal.
Mark your bend lines.
Then use your bend allowance to draw your second bend line the intervening distance between your bend lines bend radius.
The string should be.
How to roll a metal cone step 1.
Draw a line onto your sheet metal the same length as you want the slanted edge of your cone to be.
The sheet metal rolling process consists of passing metal stock through one or more pairs of rolls to reduce the thickness and to make the thickness uniform.
Sheet metal is a metal being formed by a manufacturing process into thin flat pieces.
Cut a length of string with a loop at one end and the other end held at the pivot mark.
Place the tip of your marker.