Quality Standards for Aluminium Foil Lunch Boxes Haomei

Quality Standards for Aluminium Foil Lunch Boxes Haomei

Firstly, the lunch box must not leak anywhere.

1. The logo on the bottom of the box must not have pinholes, light leaks, or be particularly clear.

2. The pattern at the bottom of the box cannot be washed out, and the indentation cannot be too deep.

3. The indentations on the barrel of the box and the gathering of the material must not be broken or have pinholes.

4、The colour box mouth plane and elevation must not have obvious stamping marks or holes.

Secondly, there must be no residues such as oil and dirt inside or outside the foil lunch box.

1. There must be no residue of stamping oil (or machine oil) inside or outside the lunch box, and there must be no feeling of staining (wet).

2. No aluminium shavings or scrap inside or outside the lunch box

3、No visible handprints or scratches inside or outside the box.

4、No dust inside or outside the box.

Thirdly, the appearance of the aluminium foil lunch box should be complete.

1. The rolled edges should be full, and there should be no lack of material, pinched material, pits, or scratching of the hands.

2, high side products should be the same height at all four corners (the same height as the straight side), and no material should be missing.

3、Folded edge products, the folded edge should be neat (no missing material) and tight with the lunch box.

4、High side products, the high side should be neat and perpendicular to the box, no bending and deflating phenomenon. Fourth, strength (compression)

1、The box should have a certain support force, and should not be easily deformed when pushed by hand.

2. The small plane along the top of the box should be flattened.

3、Signs and prongs are clear and corners are pressed flat

4. Foil lunch boxes should be easy to stack up, and there should be no gap or a small gap between the 2 boxes.