8021 alumiinifolio on yleinen alumiiniseosmateriaali, jolla on seuraavat ominaisuudet:
8021 alumiiniseoksen koostumus:
Alumiini (Al): Noin 99%.
Pii (Ja): noin 0.05%.
Rauta (Fe): noin 0.35%.
Kupari (Cu): noin 0.10%.
Mangaani (Mn): noin 0.10%.
Magnesium (Mg): noin 0.05%.
Sinkki (Zn): noin 0.10%.
8021 alumiinifolion fysikaaliset ominaisuudet:
Tiheys: 2.71 g/cm³.
Sulamispiste: noin 660°C.
Linear expansion coefficient: 23.1 μm/m °C (20-100 °C).
Lämmönjohtavuus: 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, happea, odor, light and microorganisms.
Corrosion resistance: 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, cut, formed and sealed.
Koneistettavuus: easy to process and form, suitable for various processing techniques, such as stamping, stretching, jne.
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.
