Why choose Chalco?
As an aluminum materials company, we are proud to collaborate with renowned partners such as Guala Colosures, Nippon Colosures, CSI Colosures, Herti, Mala Colosures, and Federfin tech. The selection of these partners validates our exceptional capabilities in terms of quality, reliability, and innovation.
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Specifications of 3105 aluminum sheet strip and foil
| Temper | Specifications mm | ||||
| Thickness | Width | Thickness | Coil ID | ||
| Sheet | Strip and Foil | ||||
| H14, H24, H16, H26, H18 | 0.150-0.500 | 500.0-1500.0 | 50.0-1500.0 | 500.0-2000.0 | 75.0, 150.0, 200.0, 300.0, 350.0, 405.0, 505.0 |
Surface type
- Plain mill finish Aluminium strip；
- DOS oil lubricated finish；
- Chromated finish；
- One side golden, white, red, blue, black, etc, other side protective lacquered；
- Both sides clear/transparent lacquered；
Earring of 3105 aluminum sheet strip and foil
| Temper | Earring |
| H14 | ≤3% |
| H24, H16, H26, H18 | ≤4% |
Unevenness of 3105 aluminum sheet strip and foil
| Thickness mm | Longitudinal unevenness | Horizontal unevenness | ||
| Wave height mm | Wave per meter length | Wave height mm | Wave height mm | |
| not more than | ||||
| 0.150-0.250 | 2.0 | 4 | 1.5 | 2 |
| >0.250-0.500 | 3.0 | 3 | 1.5 | 2 |
Mechanical properties of 3105 aluminum sheet strip and foil
| Temper | Thickness mm | Mechanical properties | |
| Tensile strength MPa | Elongation % | ||
| Not less than | |||
| H14 | 0.150-0.500 | 160-190 | 1 |
| H24 | 4 | ||
| H16 | 175-225 | 1 | |
| H26 | 3 | ||
| H18 | ≥195 | 1 | |
Camber and layering of 3105 aluminum sheet strip and foil
Layering of strip and foil≤1.0 mm, Camber≤5.0 mm.
Thickness tolerance of 3105 aluminum sheet strip and foil
| Thickness mm | Thickness tolerance mm |
| 0.150-0.250 | ±0.005 |
| >0.250-0.500 | ±0.010 |
Width tolerance of 3105 aluminum sheet strip and foil
| Width mm | Width tolerance mm |
| ≤800.0 | +0.5 0 |
| >800.0 | +1 0 |
Chemical composition of 3105 aluminum sheet strip and foil
| Element | Content (%) |
| Aluminum, Al | 97.3 |
| Manganese, Mn | 0.3-0.8 |
| Magnesium, Mg | 0.2-0.8 |
| Silicon, Si | ≤0.6 |
| Iron, Fe | ≤0.7 |
| Copper, Cu | ≤0.3 |
| Zinc, Zn | ≤0.4 |
| Titanium, Ti | ≤0.1 |
| Chromium, Cr | ≤0.2 |
Application of 3105 aluminum sheet strip and foil
Compare with 8011 closure sheet, 3105 aluminium screw cap sheet has enough strength, so it is stronger enough to bear the gas pressure, so it is widely used for making screw cap for gas liquid bottle, such as soda water and carbonated wine.
