8021 aluminiumfolie är ett vanligt aluminiumlegeringsmaterial med följande egenskaper:
8021 sammansättning av aluminiumlegering:
Aluminium (Al): Om 99%.
Kisel (Och): om 0.05%.
Järn (Fe): om 0.35%.
Koppar (Cu): om 0.10%.
Mangan (Mn): om 0.10%.
Magnesium (Mg): om 0.05%.
Zink (Zn): om 0.10%.
8021 aluminiumfolie fysikaliska egenskaper:
Densitet: 2.71 g/cm³.
Smältpunkt: ca 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:
Barrier performance: 8021 aluminum foil has excellent barrier performance and can effectively isolate external environmental factors such as moisture, oxygen, odor, light and microorganisms.
Korrosionsbeständighet: 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.
Mechanical behavior:
Strength: 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, skära, formed and sealed.
Bearbetningsbarhet: easy to process and form, suitable for various processing techniques, such as stamping, stretching, etc.
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.
