Packaging Ropes & Strappings
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Galvanized Painted Steel Banding Strap Pack Steel Strapping Metal Packing Belt Steel Strap
Overview Product ParametersBluing steel strap is to heat treatment the steels at about 200 degree centigrade and make the steel surface to form a layer of denseferroferric oxide film.Its main ingredient is ferroferric oxide.The layer of protective film can prevent iron rusts, befo