8021 álpappír er algengt álefni með eftirfarandi eiginleika:
8021 álblöndu samsetning:
Ál (Al): Um 99%.
Kísill (Og): um 0.05%.
Járn (Fe): um 0.35%.
Kopar (Cu): um 0.10%.
Mangan (Mn): um 0.10%.
Magnesíum (Mg): um 0.05%.
Sink (Zn): um 0.10%.
8021 Eðliseiginleikar álpappírs:
Þéttleiki: 2.71 g/cm³.
Bræðslumark: um 660°C.
Linear expansion coefficient: 23.1 μm/m °C (20-100 °C).
Varmaleiðni: 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, súrefni, 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:
Styrkur: 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.
Vinnanleiki: easy to process and form, suitable for various processing techniques, such as stamping, stretching, o.s.frv.
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.
