Types of Steel Packaging : There are two types of steel for packaging
- Tinplate which is steel coated on both sides with an ultra thin layer of tin
- Tin-free steel or ECCS, which is coated with chromium and chromium oxide.
A new development in the steel for packaging family are Polymer-coated steels, which are tinplate, or ECCS, combined with polymer through film lamination or direct extrusion.
Tinplate – the 9 layer sandwich
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