Bending Sheet Metal With A Curl

Curling on a panel or leaf bender is often limited to off center curls because most panel benders do not have tooling profiles which can create the necessary down bend to put the curl on center.

Bending sheet metal with a curl.

Bending sheet metal by hand is a manageable task if the piece of sheet metal is small and thin enough to handle. Curling sheet metal die. Curling sheet metal is the process of adding a hollow circular roll to the edge of the sheet. These photo steps show that it can be done using a utility knife.

How to cut thin sheet metal and keep it flat. 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. The curled edge provides strength to the edge and makes it safe for handling. Similar to other metal forming processes bending changes the shape of the work piece while the volume of material will remain the same.

Curling sheet metal die featured. Most frequently expensive sheet metal bending tools called brakes are used to bend sheet metal but you can also complete this task without one. If you re bending 0 020 thick material use a 0 020 radius. The illustrations are for a small bracket but i have cut 3 foot.

Sheet metal bending is the plastic deformation of the work over an axis creating a change in the part s geometry. If you use metal shears to cut thin sheet metal such as duct metal it curls and can be difficult to flaten properly. Curling is different than a tear drop hem because in a curl the edge finishes inside itself where a hem leaves the initial edge exposed. This bead can be formed over a straight or.