8021 aluminum foil is a common aluminum alloy material with the following characteristics:

8021 aluminum alloy composition:

ॲल्युमिनियम (अल): About 99%.
सिलिकॉन (आणि): about 0.05%.
लोखंड (फे): about 0.35%.
तांबे (कु): about 0.10%.
मँगनीज (Mn): about 0.10%.
मॅग्नेशियम (मिग्रॅ): about 0.05%.
जस्त (Zn): about 0.10%.

8021 aluminum foil physical properties:
घनता: 2.71 g/cm³.
द्रवणांक: about 660°C.
Linear expansion coefficient: 23.1 μm/m °C (20-100 °C).
Thermal conductivity: 125-150 W/m·K.

8021 aluminum foil alloy features:

अडथळा कामगिरी: 8021 aluminum foil has excellent barrier performance and can effectively isolate external environmental factors such as moisture, ऑक्सिजन, odor, light and microorganisms.
गंज प्रतिकार: It has good corrosion resistance and can resist the erosion of various chemical substances.
Hygienic and safe: in line with international hygienic standards and food safety requirements, non-toxic, tasteless, suitable for pharmaceutical and food packaging and other fields.
Suitable for high temperature environment: It has high temperature resistance and is suitable for high temperature sterilization and heat sealing packaging.
यांत्रिक वर्तन:

ताकद: 8021 aluminum foil has good strength and can maintain stable mechanical properties during processing and use.
Extensibility: With good extensibility, it can be easily folded, cut, formed and sealed.
यंत्रक्षमता: easy to process and form, suitable for various processing techniques, such as stamping, stretching, इ.

The alloy composition and characteristics of 8021 aluminum foil make it a high-quality material widely used in pharmaceutical packaging, food packaging and electronics, providing good barrier properties, mechanical properties and corrosion resistance.