How To Form A C Channel In Aluminum Sheet

I am using 24 long sheet metal stock cut into 4 thick pieces.

How to form a c channel in aluminum sheet.

Some coatings can be used however up to 125 thick such as a. Many different decorative pre coated metals are generally not recommended when more than 030 thickness is required unless larger than normal corner radii can be used. On 1 4 1 2 hard aluminum aluminum c channel aluminum box channel thicknesses can reach up to 250 thick. When i bend both sides 90 degrees i get about a 1 5 inch thick channel which works great.

By doing so the sheet can be bent or stretched into a variety of complex shapes. Sheet aluminium can be cut without the need for a guillotine or tin snips which tend to deform the metal. C channels are designated by the letter c followed by the nominal depth in inches and the weight in pounds per foot. Next put your wooden or metal form blocks in the vice and clamp your sheet of metal between the forms.

It is available in the clad form which improves corrosion resistance. This would be ideal for a press brake but i do not want to invest a ton of money in a heavy duty one. Thus c 7 12 25 designates an american standard c channel with a depth of 7 inches and a nominal. Continental steel offers aluminum 7075 in a variety of sizes and shapes including channels.

This weakens the aluminium and creates a fracture line. If your sheet metal is long ask a friend to stabilize the part hanging out from the form blocks so it doesn t affect the bend. C channel sizes chart for steel channels. They are used in the manufacture and repair of commercial and military aircraft.

C channel sizes chart for dimensions weight and section properties of steel channels. I can not make thin u channels. Sheet metal forming processes are those in which force is applied to a piece of sheet metal to modify its geometry rather than remove any material. To bend sheet metal in a vice start by marking a line on the metal where you want to bend it.

The sheet metal i am forming is 20 gauge. Aluminum formed channel is an aerospace shape that is formed from an aluminum sheet either roll formed or brake formed.