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Other variable information (such as dates and lot numbers) can be applied using thermal inkjet.
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The new Walmart barcode rules require flexographic printing, The GTIN barcode is the only barcode where Walmart specifies the flexographic print technology. The big change for many high mix producers? The elimination of Thermal InkJet as a case coding option. Labeling New’s Summary of the Walmart barcode requirements No Thermal InkJet Barcodes for Walmart Packaging World’s take on Walmart’s new barcode requirements Packaging World “Walmart Roils Case Coding Waters” In addition, indications for case quantities and vendor stock number need to be added. In addition, they are requiring Brand and Sub Brand, and case quantity. The new Walmart barcode requirements mandate barcodes on five sides of the case, including the top. Walmart has set new requirements for sweeping changes in package barcodes.