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- Corrugated Plastic Bottle Boxes Manufacturers Introduces The Requirements For The Use Of Hollow BoardsNow more and more producers choose to co-extrude the hollow sheet with UV protection layer (UV layer). Many manufacturers now claim that their products are co-extruded with the UV layer. The UV layer and the anti-fogging layer can self-identify ultraviolet rays as a key factor leading to the aging of the board. But whether the UV layer can really exert its effect, consumers simply cannot...Παρακαλούμε συνδέσου στην Κοινότητά μας για να δηλώσεις τι σου αρέσει, να σχολιάσεις και να μοιραστείς με τους φίλους σου!
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