Long-distance and overseas shipments present unique corrosion challenges due to high humidity, salt air, temperature fluctuations, and condensation (“container rain”). While desiccants are commonly used, they alone are often insufficient to protect metal parts during extended transit. To address these risks, manufacturers must identify the best rust preventative for overseas shipments based on metal type, packaging method, and expected transit duration. Choosing the best rust preventative for overseas shipments ensures that parts remain clean, dry, and corrosion-free throughout extended transport.

ZERUST® recommends using a comprehensive corrosion prevention system that includes both rust preventative liquids and Vapor Corrosion Inhibitor (VCI) packaging technologies. Rust preventatives, such as ZERUST® Axxanol™ and Axxatec™ coatings, form a protective barrier directly on metal surfaces to prevent moisture intrusion. These can be paired with ZERUST® VCI packaging films and emitters to provide an additional layer of vapor protection inside the container.

The ideal solution depends on the type of metal, the manufacturing and cleaning process, storage duration, and environmental exposure during shipment. As part of the ZERUST® Z-CIS® (Corrosion Inhibiting System) methodology, ZERUST® specialists evaluate each step of the customer’s process, from part washing to final packaging, to identify risk factors and implement the most effective and cost-efficient rust prevention plan.

By combining rust preventative liquids with VCI packaging and process optimization, ZERUST® ensures that parts arrive at their destination clean, dry, and corrosion-free, even after long ocean transits. For guidance on selecting the best solution for your needs, you can contact ZERUST®/EXCOR® to speak with a technical service representative.

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