Packaging Aluminum Foil
8 series aluminum foil is one of the raw materials used in the aluminum food packaging industry. Series 8 aluminum foils are characterized by cleanliness and sanitation. In addition, the surface of aluminum foil has a shining effect, which can be combined with many other packaging materials into integrated packaging materials. Moreover, the surface printing effect of series 8 aluminum foil is better than other materials. Therefore, 8 series aluminum foil are widely used in the field of food packaging.
Technical standard of food foil
Typical alloy 8011
Material status O
thickness（mm） 0.02-0.04
width（mm） 400-700
Product process
1. Z8011 blank 7.2*1680.
2, cold rolling billet to 0.9 intermediate annealing O state.
3, foil rolling billet to the finished product, slitting.
4. O-state annealing of finished products
The quality requirements
1. The model must be flat and a-level brushed.
2, the layout requirements are very strict, can not appear black oil spots, bright lines, roll marks, small black silk, scratches, concave and convex points, mosquitoes to join.
3. The thickness of finished products should be controlled within ±4%.
4, cutting quality, burr, tower, channeling layer, lotus leaf edge, flanging.
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