what is 8021 aluminum foil?

8021 aluminum foil is one of our advantageous products. The thickness range of production is 0.006mm-0.2mm, and the width can be controlled at 100-1600mm according to customer's requirements. 8021 aluminum foil serves for food packaging, battery, and other flexible packaging.

8021 alloy aluminum foil

8021 aluminum foil has excellent moisture resistance property, shading and high barrier ability. hygiene. Aluminum foil after compounding, printing and gluing is widely used as packaging material.

8021 Alloy Aluminum Foil Specifications

producttypetemperThickness(mm)Width(mm)
8021 battery case foilpolished,bareO/HX2 HX40.036-0.055200-1600
8021 Packaging FoilO H22/H240.016-0.2150-1600
8021 Medicinal foilH14/H180.018-0.2200-1600

Chemical composition

SiCuMgZnMnCrFeTiOtherOther totalAl
≤ 0.5-0.9≤ 0.1≤ 0.05≤ 0.1≤ 0.2≤ 0.05≤ 0.6-1.0≤ 0.08≤ 0.05≤ 0.15remainder

8021 aluminum foil advantage

8021 aluminum foil is a key component in food packaging and battery casings. With good moisture barrier ability.

8021 Household aluminum foil for heat preservation or insulation is a typical product of household grade aluminum alloy used for household food packaging.

8021 aluminum foil is non-toxic and tasteless.

8021 aluminum foil alloy is widely used as packaging material after composite, printing and gluing.

8021 alloy can be processed in the following measurement range according to customer requirements.

8021 aluminum foil features:

8021 aluminum foil is inexpensive, durable, non-toxic and oil resistant.

In addition, it resists chemical erosion and provides excellent electrical and non-magnetic shielding. Cold formed foil can absolutely resist steam and oxygen, with good aroma barrier performance.

8021 aluminum alloy provides better performance for medical packaging, electronic packaging and battery housing.

High performance foil 8021 is an alloy made from pure aluminum based foil.

The thickness of 8021 aluminum foil is usually 0.018 width and strength is between 20 mm.

The commonly used tempering states of 8021 aluminum foil are H14, H18, H22 and H24. Can provide us with grinding finished aluminum foil, such as battery case foil and medicinal foil.