ຖົງ foil ບໍ່ມີສານພິດ. ພາຍໃນຂອງຖົງ insulation foil ອາລູມິນຽມແມ່ນອຸປະກອນ insulation ອ່ອນເຊັ່ນໂຟມ, ເຊິ່ງປະຕິບັດຕາມກົດລະບຽບຄວາມປອດໄພຂອງອາຫານ. ແຜ່ນອາລູມິນຽມມີຄຸນສົມບັດອຸປະສັກທີ່ດີເລີດ, ຄວາມຕ້ານທານຄວາມຊຸ່ມຊື່ນທີ່ດີ, ແລະ insulation ຄວາມຮ້ອນ. ເຖິງແມ່ນວ່າຄວາມຮ້ອນໄປຮອດຊັ້ນກາງຂອງຖົງລົມນິລະໄພ PE ຜ່ານຊັ້ນແຜ່ນອາລູມິນຽມພາຍໃນ, convection ຄວາມຮ້ອນຈະໄດ້ຮັບການສ້າງຕັ້ງຂຶ້ນໃນຊັ້ນກາງ, 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, ເຄື່ອງດື່ມ, cigarettes, ຢາ, photographic film, household items, ແລະອື່ນໆ. Usually used as packaging materials, ວັດສະດຸ capacitor electrolytic, and heat insulation materials for buildings, ພາຫະນະ, ເຮືອ, houses, ແລະອື່ນໆ. 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.
