फॉइल पिशव्या विषारी नसतात. ॲल्युमिनियम फॉइल इन्सुलेशन बॅगच्या आतील भागात फोम सारखी मऊ इन्सुलेशन सामग्री असते, जे अन्न सुरक्षा नियमांची पूर्तता करते. ॲल्युमिनियम फॉइलमध्ये उत्कृष्ट अडथळा गुणधर्म आहेत, चांगला ओलावा प्रतिकार, आणि थर्मल इन्सुलेशन. आतल्या ॲल्युमिनियम फॉइलच्या थरातून उष्णता मध्यम पीई एअरबॅगच्या थरापर्यंत पोहोचली तरीही, मधल्या थरात उष्णता संवहन तयार होईल, and it is not easy to penetrate the outer aluminum foil layer, so as to achieve a good heat insulation effect.
What material is the gold on the outside of the aluminum foil lunch box?
oxide layer.
Aluminum foil is a hot stamping material that is directly rolled into thin sheets from metal aluminum.
Due to its excellent properties, aluminum foil is widely used in food, शीतपेये, cigarettes, फार्मास्युटिकल्स, photographic film, household items, इ. Usually used as packaging materials, electrolytic capacitor materials, and heat insulation materials for buildings, vehicles, जहाजे, houses, इ. It can also be used as decorative gold and silver thread, wallpaper, various stationery prints, and decorative trademarks of light industrial products.
In a variety of applications, the most effective performance of aluminum foil is as a packaging material.
