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how to choose household aluminum foil?-全讯新

2017-03-12 17:26:16

consumers in the choose and buy the aluminum foil paper, don't be fooled by table like or weight, can refer to the following method to choose:

a ,see shape: regular packaging manufacturers generally been professionally designed, has a registered trademark, name and address, telephone number and notes and the use of methods and label length or weight, packing more beautiful and generous. the inferior products do not have these features.

b, see er: almost regular factory product businesses can be opened to view the er, open the box to check children should note the following points:

(1) the colour and lustre is: high quality aluminum foil smooth as a mirror, reverse fog but silver and pure and fresh.and inferior aluminium foil surface is relatively bleak.

(2) look bad or not: open the seals to pull out of more than 30 cm to check whether the oxidation, metamorphic aluminum diamond plate sheet after oxidation generates white and green alumina, because at the first lap surface is unable to distinguish bad or not.

(3) look at the core: the formal product will not do paper article, but from the economical use of paper and transportation costs point of view of product design, paper tube core inner diameter is generally 3.5-4.5cm between the inner core wall thickness 1 -4mm between the inner core and inferior products do big thick paper tube, the aim is to weight the weight of the paper tube instead of aluminum foil.

(4) see whether enough: a few laps from the aluminum foil paper roll substantially able to tell whether a sufficient amount, such as visual inspection are not sure, use electronic scales weight substantially remove the inner core paper tube to distinguish after weighing.

(5) the certificate: formal manufacturers have relevant departments of the inspection certificate and aluminum tape for sale certification, and generally cannot provide 3 without the product, check the certificate of authenticity is the most effective way is to search online.

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