Circles - English

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circles
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Alcoa supplies aluminium circles in a wide variety of sizes and alloys. Two
state of the art circle blanking presses combined with open shear processing
enable our facilities to supply a diverse range of markets. Aluminium circles
are specialized products that are mostly used in the production of cookware,
traffic signals, gas containers, automobile brakes and antennae. Our
metallurgical processes ensure availability of deep drawing quality
specifications that match these demanding applications.
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circle.ps
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circles technical data
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ALLOY AND TEMPER IN FUNCTION OF THICKNESS
Alloy: according to EN 573-3:95
Temper: according to EN 515:95
Mechanical properties: according to EN 485-2:95.
Alloy
Temper
Thickness (mm)
1050, 1200
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0.8-9
0.8-6
0
0.8-9
0
0.8-9
0, H12, H22
0.8-7
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2.0-9
3003, 3103
3004, 3005
4006
5251, 5052,
5754
6082
Different alloy and temper combination is always a subject of preliminary discussion
AVAILABLE DIAMETERS ACCORDING TO CUTTING METHODS
Thickness range (mm)
Diameter range (mm)
Open cutting
0.8-6
425-1500
Blanking
0.8-9
150-900
TOLERANCES
Thickness tolerance according to EN 941:95
Diameter tolerance according to EN 851:92
SURFACE QUALITY
Mill finish: in all thickness range
Chemically degreased: maximum thickness is 3.0 mm
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European Mill Products
5
Avenue Giuseppe Motta 31-33 CH-1202 Geneva, Switzerland
Tel.: +41 22 919 60 00 Fax: +41 22 919 61 00
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