8011 H18 foil and 8021 O cold form foil are representative products of medicinal aluminium foil used in pharmaceuticals. In pharmaceutical packaging, 8011 aluminum foil is usually used for making aluminum foil plastic blister, and the 8021 aluminum foil is usually used for making alu alu foil blister.
The 8011-H18 aluminum foil is common to adhere to the back side of the plastic packaging material. The aluminum foil is widely used as a medical packaging material after compounding, printing and coating. Therefore, the surface of the medicine aluminium foil is required to be clean, uniform in color, free from spots and flat without pinholes. To be in touch with the medicine directly, the aluminium foil for medical packaging has excellent moisture resistance, shading and high barrier ability, strong mechanical properties, high anti-blasting performance and strong puncture and tear resistance.
The cold-formed aluminum foil 8021 O is pressed and formed into a sealed package after deep drawing. Therefore, it has strong mechanical properties, high blast resistance, strong puncture and tear resistance. Excellent moisture resistance, shading and high barrier ability are also needed. Aluminium foil used in pharmaceuticals should has clean surface, uniform color, no spots, no oil, no pinholes, the bacteria, mold and other tests should be passed, heavy metals do not exceed 0.25 per million, strict implementation of industry standards to ensure safety and health.