Slivers are the result of the aluminum interfacing with the cutting sections or punches.
Die cut aluminum sheet.
Die cut products stocks a variety of aluminum grades and tempers such as h12 h14 h19 t2 t4 and many others.
The cutting surface of the die is the edge of hardened steel strips known as steel rule.
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Sheet aluminium can be cut without the need for a guillotine or tin snips which tend to deform the metal.
Steel rule die also known as cookie cutter dies are used for cutting sheet metal and softer materials such as plastics wood cork felt fabrics and paperboard.
This weakens the aluminium and creates a fracture line.
Use wood as a backing piece to help push the chisel through the metal and prevent the chisel s tip from wearing.
The general rule for cutting materials is the softer the metal the smaller the cutting clearance.
An angle grinder fitted with an abrasive metal cutting disc works well to cut all kinds of metal including bolts angle iron rebar and even sheet metal.
Tired of getting fingers cut on sheet metal while using tin snips.
Aluminum can be anodized to strengthen its corrosion resistance create a harder surface and provide a decorative finish when appearance is necessary.
Using a softer piece of material such as wood as a backer will allow the chisel to push through the metal and prevent wear on the chisel s tip.
Improper clearance will reduce the die service life or burrs and lead to secondary cutting the irregular opening will increase the demounting force etc.
If you re cutting a line in a sheet of aluminum you can skip the vice and cut your way down the sheet on a flat surface.
Method 3 of 3.
But the discs wear down quickly cut slowly and shrink in diameter as you use them.
Cutting with tin snips.
To reduce the production of slivers the severity of friction at the point where the two surfaces interface must be reduced.
To cut the sheets of metal rathe.
Aluminum is non magnetic and provides good thermal and electrical conductivity.
Instead we recommend using a diamond blade that s rated to cut ferrous metal.
Cutting aluminum sheet metal with a hammer and chisel is relatively straight forward line up the edge of the chisel along the line you wish to cut and strike the chisel with a hammer.