Harbin Sanyong Metal Surface Technology Co., Ltd.

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“Three-Protective” Oxide Film

Conversion coating type: “Three‑Protection” oxide coating Application area: Aircraft carrier and warship engine room hatch doors (Level 3 salt‑spray filtration system) Partner: Harbin Engineering University Advantages of the conversion coating: A ten‑year strategic partnership has been established.

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Quality you can trust

Source manufacturer

Full range of models available

Supports customization

Worry-free after-sales service

Factory实景

Workshop equipment

Casting Aluminum Alloy Production and R&D Base

Technology Project Supporting Oxidation Dedicated Line 001

“Three-Protective” Oxide Film

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