3003 aluminum foil is a common material for making aluminum honeycomb cores. Its temper is H18, and it boasts advantages such as clean degreasing, high strength, and a flat shape.

Lunch boxes made from 3003-H22 aluminum foil are lightweight, meet national food safety and hygiene standards, and do not produce harmful substances. They are also easily recyclable, making them a renewable resource.

3003 aluminum foil is a commonly used packaging material, available in tempers like H14, H16, and H18. It offers food-grade quality, clean oil removal, minimal pinholes, excellent product shape, and resistance to deformation during cutting.