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There are many different surface treatments for brass parts that are designed to improve the appearance, corrosion resistance, wear resistance, or other functional needs of the part. Here are some common surface treatments for brass parts:

Polishing:
Hand polishing: Hand polishing using polishing paste and cloth wheels to achieve a smooth surface.

Mechanical polishing: Automated polishing using a polishing machine and polishing wheel to achieve a mirror effect.

Electroplating:
Nickel plating: Provides a corrosion-resistant and wear-resistant surface.

Chromium plating: Increases corrosion and wear resistance while giving the part a shiny appearance.

Gold plating: Provides a decorative appearance while increasing corrosion resistance.

Silver plating: Used for conductive and decorative purposes.

Anodizing:
Although anodizing is usually associated with aluminum, brass can also be anodized to form a protective oxide film.

Passivation:
Passivation creates a protective film that improves the corrosion resistance of brass parts.

Painting:
Painting: Available in a variety of colors and finishes while providing corrosion protection.

Powder coating: More durable and provides better protection than painting.

Oxidation:
Forms an oxide film that provides a unique color and texture while increasing corrosion resistance.
Brushing:
Brushing creates a straight texture on the brass surface, which is both beautiful and anti-fingerprint.
Sandblasting:
Uses abrasives to spray the brass surface to create a rough texture that can be used for decoration or as a base for coating.
Laser engraving:
Engraves precise marks or patterns on the brass surface.
Chemical treatment:
Treats the brass surface with a chemical solution to change its color or texture.
The choice of surface treatment method depends on factors such as the intended use of the brass part, the desired appearance, and the budget. Surface treatment not only enhances the aesthetics of brass parts, but also significantly improves their functionality and extends their service life.

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