Packaging bags are familiar to us, and can be used everywhere in our lives. So for manufacturers, the acceptance criteria for packaging bags are very strict. Next, let's take a look at the acceptance criteria for packaging bags.
1. Sensory indicators
(1) Appearance: flat, no wrinkle, good edge sealing, no burr, no separation of the composite layer;
(2) The text and graphics are printed clearly and correctly;
(3) There is no abnormal color, no defect, knife wire, spots, stripes, etc., and the thickness is uniform;
(4) No peculiar smell and no foreign matter.
2. Physical index
(1) Dimensions and tolerances
Paper bag size: see attached page
Tolerance: 2mm
(2) Material and thickness
Material: OPP / CPP
(3) Color: check according to the standard color samples determined by both parties;
(4) Deviation of text pattern: the front marking area ≤0.3mm, the back text printing ≤0.3mm.
3. Inspection method and sampling ratio
For thickness, use 0-1mm thickness gauge;
Use cm ruler for length and width;
The inspection shall be carried out according to the batch of incoming goods, and the sampling ratio shall be 5 ‰ of the goods. The single box shall be checked for unqualified single box returns, and if more than three boxes are unqualified, all will be returned.
4. Health index
It meets the hygienic requirements of "Hygienic Standards for Compound Food Packaging Bags" GB9683-88.
5. Transportation and packaging
Adopt a special container, lined with plastic bags or film, the outer packaging is complete, without damage, and the outer box is clearly marked;? Product name, specifications, quantity, production date, manufacturer, etc. The transportation means are dry, free from odor and cross contamination.