Scoring Sheet Metal

Scoring is also a method of obtaining very sharply defined bends in metal sheets.

Scoring sheet metal.

Sheet aluminium can be cut without the need for a guillotine or tin snips which tend to deform the metal. Item 168753 model 11786. Hillman 12 in x 24 in cold rolled steel expanded sheet metal. Place the fracture line over the edge of a table and bend the overhang slightly downwards.

The thicker metal requires more scoring before you attempt to bend the metal back and forth to brake it. The method you choose to cut sheet metal depends on the thickness of the metal and the type of cut you plan to make. Ever since she began contributing to the site several years ago mary has embraced the exciting challenge of being a wisegeek researcher and writer. Mary has a liberal arts degree from goddard college and spends her free time reading cooking and exploring the great outdoors.

How to avoid sheet metal scratches in carrying blanking and bending process cnc punch press and cnc bending machine are the main equipment for sheet metal processing. The angle of the bend is determined mainly by the amount of material removed from the groove. This weakens the aluminium and creates a fracture line. To cut straight lines use an electric saw.

With the aid of a straight edge and a sharp knife score both sides of the aluminium sheet. The two kinds of equipment have the characteristics of convenience and flexibil. Silicon carbide separating discs are superb for scoring metal for bending particularly when the metal sheet is less than 4 or 5 cm across. Scoring metal is incredibly important for custom jewelry construction.

While i was originally taught to use discs for catch building which involves only straight lines i discovered that they are superb for curved line scoring. A scoring tool can be used to mark sheet metal. Start by taping both sides of the sheet metal directly over the line you want to cut and clamp the metal to a work station so it doesn t move. It enables you to reduce the number of parts in a catch or a hollow piece which increases strength and cuts fabrication time.

On particularly thick metal i have turned the piece over to score the back side along the same line as the front but you have to be very careful to score on exactly the same line as the front otherwise you will get very sharp needle like.