8021 hliníková fólia je bežný materiál z hliníkovej zliatiny s nasledujúcimi vlastnosťami:
8021 zloženie hliníkovej zliatiny:
hliník (Al): O 99%.
Silikón (A): o 0.05%.
Železo (Fe): o 0.35%.
Meď (Cu): o 0.10%.
mangán (Mn): o 0.10%.
magnézium (Mg): o 0.05%.
Zinok (Zn): o 0.10%.
8021 fyzikálne vlastnosti hliníkovej fólie:
Hustota: 2.71 g/cm³.
Teplota topenia: asi 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, kyslík, odor, light and microorganisms.
Odolnosť proti korózii: 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:
Pevnosť: 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.
Obrobiteľnosť: easy to process and form, suitable for various processing techniques, such as stamping, stretching, atď.
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.
