8021 Το φύλλο αλουμινίου είναι ένα κοινό υλικό από κράμα αλουμινίου με τα ακόλουθα χαρακτηριστικά:
8021 σύνθεση κράματος αλουμινίου:
Αλουμίνιο (Ο Αλ): Για 99%.
Πυρίτιο (Και): για 0.05%.
Σίδερο (Fe): για 0.35%.
Χαλκός (Cu): για 0.10%.
Μαγγάνιο (Mn): για 0.10%.
Μαγνήσιο (Mg): για 0.05%.
Ψευδάργυρος (Zn): για 0.10%.
8021 φυσικές ιδιότητες φύλλου αλουμινίου:
Πυκνότητα: 2.71 g/cm³.
Σημείο τήξης: περίπου 660°C.
Linear expansion coefficient: 23.1 μm/m °C (20-100 °C).
Θερμική αγωγιμότητα: 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, οξυγόνο, odor, light and microorganisms.
Αντοχή στη διάβρωση: 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:
Δύναμη: 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, τομή, formed and sealed.
μηχανική ικανότητα: easy to process and form, suitable for various processing techniques, such as stamping, stretching, και τα λοιπά.
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.
