High-Quality Electrolytic Tin Plate Coils - T3 SPTE MR Grade ETP for Durable Food Packaging Solutions Electrolytic Tin Plate (ETP) is a premium cold-rolled low-carbon steel sheet or coil coated with pure tin on both surfaces. Known for its excellent corrosion resistance, formability, and aesthetic appeal, it is widely used in packaging for food, beverages, aerosols, and chemical products. Our T3 SPTE MR Grade ETP Tinplate Coils undergo continuous annealing, ensuring uniform