Ҳарду 8021 ва 8011 хӯлаҳои алюминий барои шакл додани фолгаи алюминий мувофиқанд, вале дар хосиятхои онхо баъзе тафовутхо мавчуданд.

8011 хӯлаи фолгаи алюминий:
8011 aluminum alloy is a common choice for food packaging and pharmaceutical packaging applications.
It is known for its excellent cold forming and deep drawing properties.

8021 хӯлаи фолгаи алюминий:
8021 aluminum alloy is a high-performance alloy with better mechanical properties compared to 8011.
It is commonly used in pharmaceutical packaging and blister packs to provide enhanced barrier properties to protect sensitive medications.
8021 aluminum foil is known for its ability to maintain a high level of integrity in harsh conditions and provides greater protection against moisture, нур ва газхо.

The choice between 8021 ва 8011 depends on the specific requirements of your application. If you need a foil with excellent barrier properties and resistance to external factors, 8021 may be a better choice. If your main concerns are cost-effectiveness and ease of molding, the 8011 may be a better fit.