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Nihon Parkerizing utilizes its original and sophisticated technology and its global network of group companies to satisfy a diverse range of needs in the field of surface treatments.

Our surface treatment specialists are ready to answer any questions. Please feel free to contact us!

  • Want to hear more about zinc phosphate coating.
  • The heat treatment supplier you were using has gone out of business.
  • Don’t know how to find an overseas commissioned processing supplier.
  • Want to switch materials to aluminum but don’t know about surface treatments.
  • Looking for a blackening treatment after heat treatment at a low price.
  • Want to reduce costs by changing the combination of materials and surface treatment.
  • Want to know if the current surface treatment is the best option.
Contact us E-mail:
To: Commercial Processing Headquarters DIV. Contact Form.

Business contents

  • Rust prevention
    (Functional surface treatment)

    We offer a wide range of surface treatments from rust prevention treatment of metals to multi-functional surface treatments.

    Rust Proof
    • Bare corrosion resistance
    • Paint corrosion resistance
    • Weather resistance/Outdoor exposure
    • Acid resistance/Chemical resistance
  • Heat treatment

    We offer an extensive range of heat treatments from the conventional to the very latest heat treatments.

    • Mechanical Strength
    • Fatigue strength
    • Surface hardness
    • Load bearing capacity
    • Wear resistance
    • Seizure resistance
    • Lubricity
    • Low friction coefficient
    • Slidability
    • Wear resistance
    • Seizure resistance
    • Galling prevention
    • Initial conformability
    • Paint adhesion
    • Rubber adhesion
    • Plating adhesion
    • Adhesive strength
    • Roughening
    • Tensile shear strength
    • Compression shearing strength
    High function/Others
    • Insulation/Conductivity
    • Water repellency/Oil repellency
    • Hydrophilicity/Lipophilicity
    • Heat resistance/High‐temperature oxidation resistance
    • Light reflection prevention
    • Blackening treatment
    • Non-stickiness
    • Antifouling property
  • Others

      Treated with rust stabilizing treatment for weathering steel which exhibits superb weathering resistance and good air/water permeability, and appearance regeneration treatment.
    • TRIC (Rust preventive primer)

Contact us
To: Commercial Processing Headquarters DIV. Contact Form.