Harbin Sanyong Metal Surface Technology Co., Ltd.

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DongtaiAnodizing of aluminum, magnesium, and titanium alloys

DongtaiChemical Conversion Coatings on Aluminum, Magnesium, and Titanium Alloys

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DongtaiMicro-arc oxidation of aluminum, magnesium, and titanium alloys

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DongtaiSY-404 Electroless Nickel (Medium Phosphorus)

SY-404 electroless nickel (medium‑phosphorus) boasts high stability, easy management, and convenient operation. The coating is a medium‑phosphorus deposit containing 6–8% phosphorus, characterized by its dense, smooth surface and excellent corrosion resistance. It contains no toxic metals, fully complying with the RoHS directive. This product is ideally suited for decorative, anti‑corrosion, and wear‑resistant plating on metal parts where heavy‑metal‑free coatings are required, and it has been certified to international SGS standards, meeting food‑ and pharmaceutical‑grade specifications.

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DongtaiElectroless Plating of Aluminum and Cast Aluminum Alloys

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Product Description

SY-404 electroless nickel (medium‑phosphorus) boasts high stability, easy management, and convenient operation. The coating is a medium‑phosphorus deposit containing 6–8% phosphorus, characterized by its dense, smooth surface and excellent corrosion resistance. It contains no toxic metals, fully complying with RoHS requirements. This product is ideally suited for decorative, anti‑corrosion, and wear‑resistant plating on metal parts where heavy‑metal‑free coatings are required, and it has been certified to international SGS standards, meeting food‑ and pharmaceutical‑grade specifications.

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