8021 aluminyo foil ay isang karaniwang aluminyo haluang metal materyal na may mga sumusunod na katangian:
8021 komposisyon ng aluminyo haluang metal:
Aluminyo (Al): Tungkol sa 99%.
Silicon (Si Si): tungkol sa 0.05%.
Bakal na Bakal (Fe): tungkol sa 0.35%.
Tanso (Cu): tungkol sa 0.10%.
Mga mangganeso (Mn): tungkol sa 0.10%.
Magnesium (Mg): tungkol sa 0.05%.
Sink (Zn): tungkol sa 0.10%.
8021 aluminyo foil pisikal na mga katangian:
Densidad ng katawan: 2.71 g/cm³.
Punto ng pagtunaw: mga 660o C.
Linear expansion coefficient: 23.1 μm/m °C (20-100 °C).
Thermal kondaktibiti: 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.
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:
Lakas ng loob: 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, hiwa, formed and sealed.
Machinability: easy to process and form, suitable for various processing techniques, such as stamping, stretching, atbp.
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.
