|
Components: |
Al 99-99.7% |
|
Fe+Si 0.9% max |
|
Cu 0.02% max |
Temper: |
Soft or Hard |
Size: |
Thickness |
Width |
|
0.006-0.040 mm. |
25-1000 mm. |
|
0.04-0.20 mm. |
50-1200 mm. |
Types: |
In reels or in sheets; white or
coloured; plain or embossed;With paper (interleaved, glue
lined or fully backed with paper)or without paper. |
|
Uses: |
Packing: For making condensers,
cable shields, instrument parts;for thermal insulation; for
packing foodstuff, tablets and cosmetics; for decorating assembly
halls; embellishing show-windows; and beautifying advertising
matter. |
|
|
In wooden cases. |
Table 1: Mechanical Properties
Thickness |
Tensile
Strength kg/mm2 (min.) |
Elongation
% (min.) |
mm. |
Soft |
Hard |
Soft |
Hard |
0.005-0.006 |
|
|
|
|
0.008-0.011 |
3 |
10 |
0.5 |
|
0.012-0.040 |
3 |
10 |
2.0 |
0.5 |
0.050-0.150 |
3 |
10 |
3.0 |
0.5 |
Table 2: Tolerance on Thickness & Width
Thickness mm. |
Tolerance mm. |
Width Mm. |
Tolerance mm. |
0.006-0.007 |
±0.001 |
15-39 |
+0.25 -0.50 |
0.0075 |
±0.0015 |
40-130 |
±0.50 |
0.008-0.014 |
+0.0015 -0.0020 |
131-220 |
±1.00 |
0.015-0.030 |
+0.0020 -0.0030 |
221-520 |
±1.50 |
0.040-0.050 |
+0.0020 -0.0060 |
|
|
0.060-0.099 |
+0.0050 -0.0100 |
|
|
0.100-0.150 |
±0.0100 |
|
|
0.180-0.200 |
±0.0300 |
|
|
Length Tolerance: Not exceeding ±1.60 mm. for any
length |
