An anodic oxide film is applied to the surface of an aluminum substrate, and pigments are fused in the myriad micropores to create a printed pattern on the label. The surface hardness is equal to that of ruby and sapphire, and the labels have remarkable durability over a long period of time even when left outdoors.
| Material | Anodized aluminum substrate |
|---|---|
| Thickness | Choose from 0.1 to 0.8mm |
| Weather resistance | No change after 500 hours of salt spray test and 4,000 hours of weather meter test (equivalent to over 10 years) |
| Barcode | All kind of barcodes including 2D codes such as QR code and DataMatrix |