JUN AO(CHINA) LIMITED
Technical date sheet
Aluminum and aluminum alloys foil for Cold forming
Chemical composition
Alloy
|
Si |
Fe |
Cu |
Mn |
Mg |
Cr |
Zn |
Ti |
Rest |
| Single |
Total |
8011/8021
|
0.50-0.9 |
0.6-1.0 |
0.10 |
0.20 |
0.05 |
0.05 |
0.10 |
0.08 |
0.05 |
0.15 |
Alloy Temper Specification
| Alloy |
Temper |
Specification |
Thickness
/mm |
Width
/mm |
I.D./mm |
O.D./mm |
| 8011/8021 |
O |
0.03-0.045 |
250-1000 |
76.2 |
300-580 |
| 152.4 |
450-750 |
2. Thickness
| Thickness/mm |
Tolerance |
| 0.03-0.045 |
High precision level |
Ordinary level |
| ±4 |
±6 |
3. Width
| Width/mm |
Tolerance |
| ≤800 |
±1 |
| >800 |
±1.5 |
4. Core O.D.
| O.D./mm |
Tolerance |
| 300-750 |
±20 |
5. Mechanical property
| Alloy |
Temper |
Thickness
/mm |
Tensile test results |
T.S.
Rm/N/m |
Elongation
A100mm/% |
| 8011/8021 |
O |
|
|
|
| >0.03-0.045 |
60-110 |
4 |
| |
|
|
| |
|
|
|
|
6.Heat sealing strength
7. Pinholes
| Thickness/mm |
Pinholes/ |
Pore diameter(mm) |
| |
|
|
| 0.03-0.045 |
0 |
- |
8. Joint
| O.D./mm |
Each volume allowed number of joint |
Joint spacing/m |
| Thickness:<=0.05mm |
Thickness:>0.05mm |
| <=500 |
<=1 |
0 |
>1000 |
| >500 |
<=2 |
9. Core I.D.
| I.D./mm |
I.D. tolerance |
Length tolerance |
| 76.2 |
±0.5 |
±4.0 |
| 152.4 |
±1.0 |
This standard is based on GBT 22645-2008/China national standard
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