The string should be.
How to roll a sheet metal.
Mark your bend lines.
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 forming between rolls to determine the designation of sheet vs.
Then use your bend allowance to draw your second bend line the intervening distance between your bend lines bend radius.
You ll need to be careful with your blows here as it s easy to ding the sheet metal and create divots and gouges.
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.
This sheet metal bender machine is heavy duty accurate and very useful for metal working workshop.
How to roll a metal cone step 1.
Place the tip of your marker.
In the past we ve presented metal shaping articles that showed the average inexperienced joe how to create just about anything from a flat sheet of steel provided he has access to the right tools.
The roll forming line can also include other sheet metal fabrication operations before or after the roll forming such as punching or shearing.
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.
Cut a length of string with a loop at one end and the other end held at the pivot mark.