Aluminum closure sheets for bottle caps are widely used in the packaging of beverages, alcohol, food, cosmetics, medicines and other products.
We can provide Aluminum closure sheet with plain surface, also can provide with surface treatment, like chrome treatment, DOS treatment, color coating, etc. The surface-treated material can completely avoid oxidative damage during transportation
grade | Color | Inner Dia. | Width | Thickness | Temper | Mechanical properties | Earing | Remark | ||
mm | mm | mm | Yield Strength(MPa) | Tensile strength(MPa) | Elongation (%) | |||||
8011 | Chromated with Ral color, or prepainted Ral color | 50,200,300,505etc. | 50-1500mm | 0.15-1.50, popular thickness: 0.19,0.2,0.21,0.22,0.23 | H14/H16 | 136-140 | 142-157 | 2.0-4.0 | ≤2 | Low strength, for wine and medicine caps |
3105 | Chromated with Ral color, or prepainted Ral color | 50,200,300,505etc. | 50-1500mm | 0.15-1.50, popular thickness: 0.19,0.2,0.21,0.22,0.23 | H14 | 160-180 | 170-190 | 2.0-2.5 | ≤2 | Medium strength for pressure vessel caps |
3003 | Chromated with Ral color, or prepainted Ral color | 50,200,300,505etc. | 50-1500mm | 0.15-1.50, popular thickness: 0.19,0.2,0.21,0.22,0.23 | H16 | 170-210 | 250-260 | 5.5-8.5 | ≤2 | Medium strength for pressure vessel caps |
5052 | Chromated with Ral color, or prepainted Ral color | 50,200,300,505etc. | 50-1500mm | 0.15-1.50, popular thickness: 0.19,0.2,0.21,0.22,0.23 | H19 | 270-285 | 285-295 | 2.0-3.5 | ≤3 | High strength for higher pressure vessels caps |