ETP vs SPTE vs TFS: What Are the Advantages of Tin-Free Steel?
ETP, SPTE and TFS are widely used materials in metal packaging, but they are often misunderstood. ETP and SPTE both refer to electrolytic tinplate, while TFS, also known as ECCS, uses a chromium/chromium-oxide coating instead of tin. This guide explains the differences between ETP, SPTE and TFS, the advantages of TFS, its common applications, and why TFS is particularly suitable for Easy Open Ends, food can lids and coated metal packaging.
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