What is the difference between aluminized bags and aluminum foil bags?
Release time:2019-11-19
There are various types of aluminum foil packaging bags on the market, Because the raw materials all contain aluminum foil, Many customers when customizing packaging bags often confuse aluminum-plated bags and aluminum foil bags, unsure of the difference between aluminum-plated bags and aluminum foil bags, so how to distinguish between aluminum-plated bags and aluminum foil bags? Below, Shunxingyuan Packaging, a professional flexible packaging manufacturer, shares its rich experience in producing high-quality packaging bags to help everyone understand how to identify aluminum-plated bags and aluminum foil bags.
1. Visual Inspection: Use visual inspection to check whether the surface of the packaging bag is dull, because aluminum foil bags have a surface brightness far less than aluminum-plated bags, so aluminum foil bags do not have the same reflectivity as aluminum foil products, Secondly, aluminum-plated bags have better production processes and can reflect images, except for matte aluminum plating. Matte aluminum plating looks very similar to aluminum foil. You can seal the bag opening and look inside with a strong light; aluminum foil bags are opaque, while aluminum-plated bags are translucent. Feel:
2. Aluminum foil bags feel relatively thicker and have a certain degree of crispness and firmness When held, they are noticeably heavier than ordinary packaging bags. ， While ， aluminum-plated bags are much lighter and softer in texture. Folding:
3. Aluminum foil bags are easy to fold and crease, while aluminum-plated bags do not crease easily and quickly rebound. Twisting:
4. Aluminum foil bags when twisted will show obvious agglomeration and do not rebound easily, and the aluminum layer will also show many cracks; when aluminum-plated bags are much lighter and softer in texture. have better production processes twisted it will not twist, and the twisted part will quickly rebound, and there are no obvious cracks on the surface of the bag. 。
5. Burning: ： Aluminum foil is not easy to burn with fire, and the aluminum layer will curl up due to heat. After burning, due to the medium and other factors of the aluminum foil itself, some gray aluminum residue will remain. When aluminum-plated film is burned, it shows the burning characteristics of different plastic films, without any aluminum residue.
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