At present, household foil is in great demand in developed countries. In Japan, the demand for household aluminum foil has exceeded 10% of the total aluminum foil. In China, aluminum foil is mostly used in restaurants and food stores.
With the improvement of people's living standards, the application range of household aluminum foil in our households will continue to expand, and the market prospect is promising.
If you also like to purchase aluminum household foil, what should you pay attention to? There are two aspects:
The Outer Package
The packaging of the normal products is generally professionally designed, with registered trademarks, factory names, addresses, telephone numbers, precautions and methods of use, etc., and the length or weight are marked. Inferior products do not have these elements.
The Appearance of Aluminum Household Foil
Color: The high-quality aluminum foil paper has a smooth surface like a mirror, and the reverse side is foggy but silvery and fresh. The surface of inferior aluminum foil is relatively dull.
Check for deterioration: Open the seal and pull out more than 30cm to see if there is oxidative deterioration. After being oxidized, it will produce white-green alumina.
Look at the inner core: The diameter of the inner core paper tube is generally between 3.5-4.5cm, and the inner wall thickness is 1 -4mm. The inner core paper tube of the inferior product will be heavier.
Weigh again: The number of turns of the aluminum foil package can basically tell whether it is sufficient. If you are not sure by visual inspection, you can use the electronic weighing to remove the approximate weight of the inner paper tube to distinguish.
Look at the certificate: The regular household aluminium foil manufacturers manufacturers have the relevant department's test certificate and product quality certification.