Cutting-edge technology for tinplate buckets --BPA-free coating and laminated steel: making packaging safer
BPA-free coating is a safe interior coating developed based on safety requirements. It is applied to the surface of the flat substrate through roller coating, and cross-contamination must be avoided during drying.
Film lamianted steel refers to a composite material made by laminating a layer of polymer film on the surface of cold-rolled tin/chromium plated steel sheets through high-temperature...
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