Backpack webbing Not only the production process is complex, but also the packaging process is very complicated. Only the webbing that has passed the inspection can be packaged out of the warehouse, otherwise it will be treated as defective products. The specific packaging process is as follows:
1、 Control method of tape rolling process:
1. The surface of each winding tape must be smooth and flat (except for special webbing); Those who cannot be involved in substandard products shall be held accountable according to the seriousness of the case.
Knot: ≤ 3/100Y, ≤ 2/50Y
Short code: ± 0.5/100Y
2. Each knapsack strap must bear the mark of the tape coiler
2、 Inspection according to the customer's requirements: for example, 336, 217, 115, 314, 108, 114, 384, 206, 419, 122 adhesive paper and rubber hose, no pins can be used;
3、 Width detection: the tolerance of webbing with width of 1 "and above shall not exceed ± 0.25 points; The tolerance of webbing with width of 25MM and above shall not exceed ± 0.5MM; The standard tolerance of webbing width of 1 "and less than 25MM shall not exceed ± 0.25MM; Note: flat mouth, herringbone Selvedge webbing Must be of sufficient size, but not more than 0.25 minutes.
4、 Thickness inspection: the tolerance shall not exceed ± 0.1MM
5、 Color difference test: there is no yin and yang color on the belt surface by naked eye, and the color and texture (each needle edge of the webbing must be of one color) cannot be exchanged between the needle edge and the cloth edge of the tape.
6、 Singeing, labeling
1. The webbing of each backpack must be singed thoroughly, but not scorched.
2. The quality inspector shall inspect the packaging label to be consistent with the actual goods (specification, color, quantity), and seal it for warehousing. If errors and omissions are found, the relevant processes shall be traced in time, and the relevant personnel shall be held accountable according to the seriousness of the case.
