Surface Finishing

Custom Surface Finishing Services

Our surface finishing services are pivotal in transforming ordinary products into exceptional ones. With a focus on customization, we bring forth a range of options that elevate your items’ aesthetics and performance. Whether it’s about adding vibrant colors, applying protective coatings, or achieving a mirror-like polish, we have the expertise to meet your unique design aspirations.

At the heart of industries like automotive, electronics, and interior design, our custom surface finishing services provide the competitive edge you seek. By seamlessly blending creativity with cutting-edge techniques, we enhance your products’ durability, corrosion resistance, and overall lifespan.

  • Tailored Personalization
  • Lasting Market Impression
  • Meticulous Finishing
Surface Finishing -

What’s Surface Finishing Process?

Surface finishing enhances products’ appearance, durability, and performance by applying various treatments to their surfaces. This involves altering textures, colors, and properties while providing protective coatings to ensure longevity. The process begins with thoroughly cleaning and preparing the object’s surface to ensure proper adhesion.

Techniques like painting, powder coating, plating, anodizing, and polishing are employed based on the desired outcome. These methods enhance resistance to wear, corrosion, and other environmental factors while improving visual appeal.

Customization is a crucial aspect of surface finishing, enabling tailored products. Collaboration with clients helps understand preferences and branding needs, ensuring the chosen finishing reflects the brand’s identity and intended aesthetics. By incorporating surface finishing, manufacturers and designers create products with improved durability, visual appeal, and a competitive edge in the market.

Our Qualification For Surface Finishing Service

At JIAHUI, our qualifications in surface finishing are a testament to our expertise in enhancing product quality. With years of experience, we have mastered various surface treatment techniques that elevate materials to new heights. Our team excels in applying intricate processes such as electroplating, anodizing, and powder coating. These techniques ensure exceptional protection against corrosion, wear, and environmental factors, extending the lifespan of products across industries.

We take pride in our precision polishing, which transforms surfaces into mirror-like finishes, exuding sophistication. Our qualifications are backed by a track record of delivering impeccable results in automotive, electronics, architecture, and more sectors. When you choose JIAHUI, you choose surface finishing that goes beyond the ordinary, elevating your products to extraordinary quality and visual appeal levels.

Manufacturing Process

Our manufacturing process employs advanced techniques in surface finishing, ensuring products’ superior quality. We enhance durability and aesthetics through meticulous cleaning, precise application of coatings, and specialized treatments such as plating and anodizing. The result is a range of products that excel in functionality and visual appeal.

Surface Finishing-Manufacturing Process -
Material Weight Size Limit Surface Finish Tolerance
Aluminum 1g-200KG 2000mmx1000mmx600mm Ra0.3μm (0.1µm achievable if specified) ±0.01mm (±0.005mm achievable if specified)
Stainless Steel 10g-500KG 2000mmx1000mmx600mm Ra0.3μm (0.1µm achievable if specified) ±0.01mm (±0.005mm achievable if specified)
Steel 10g-500KG 2000mmx1000mmx600mm Ra0.3μm (0.1µm achievable if specified) ±0.01mm (±0.005mm achievable if specified)
Copper 10g-500KG 2000mmx1000mmx600mm Ra0.3μm(0.1µm achievable if specified)specified) ±0.01mm (±0.005mm achievable if specified)
Zinc 10g-500KG 2000mmx1000mmx600mm Ra0.3μm(0.1µm achievable if specified)specified) ±0.01mm (±0.005mm achievable if specified)
Magnesium 1g-200KG 2000mmx1000mmx600mm Ra0.3μm(0.1µm achievable if specified)specified) ±0.01mm (±0.005mm achievable if specified)
Titanium 10g-300KG 2000mmx1000mmx600mm Ra0.3μm(0.1µm achievable if specified)specified) ±0.01mm (±0.005mm achievable if specified)

Our Surface Finishing Cabilities

With state-of-the-art facilities, we possess versatile surface finishing production capabilities. From intricate electroplating to precision powder coating, we deliver impeccable results, enhancing durability and aesthetics for diverse industries.

Materials for Surface Finishing Parts

In our surface finishing processes, we prioritize the use of top-quality materials. From corrosion-resistant coatings to vibrant paints, we employ premium selections that enhance aesthetics and durability. These carefully chosen materials ensure that our surface finishing parts look exceptional and stand the test of time, meeting the highest standards in the industry.

  • Aluminum
  • Stainless Steel
  • Carbon Steel
  • Copper
  • Zinc
  • Magnesium
  • ABS
  • PVC


The distinctive characteristics of aluminum make it one of the best materials for die-casting. The major aluminum alloys are A360, A380, A390, A413, ADC12, and ADC1. Among all, the A380 is the most worthwhile aluminum alloy.


  • Excellent corrosion resistance
  • Lightweight
  • High strength and hardness
  • Outstanding thermal conductivity
  • High electrical conductivity
  • Remarkable EMI and RFI shielding properties


Stainless Steel - Steel

Stainless steel is metal-enriched with chromium elements (11%) and a small amount of carbon. Chromium offers corrosion resistance to stainless steel. Due to this, the die-cast parts are less likely to be affected by rust or corrosion. It can be easily molded into several forms. Thus, manufacturers prefer it for the die-casting process.


  • Extremely durable
  • High tensile strength
  • Corrosion resistant
  • Easy fabrication and formability
  • Low maintenance cost

Carbon Steel - Steel

Carbon steel is famous for its low cost and versatile nature. Typically, carbon steel is divided into three categories, i.e., low-carbon, medium-carbon, and high-carbon steel. The properties of these types differ according to the carbon content present in the material. Low-carbon steel is known for its good machinability and weldability, whereas high-carbon steel is used in high-strength applications.


  • Very hard
  • Ductile and malleable
  • Relatively low tensile strength
  • Good machinability
  • Low cost


Copper is a reddish-orange metal with a face-centered cubic structure that is highly valued for its aesthetics. It exhibits remarkable properties, yet, it can be alloyed with different elements, such as aluminum, tin, zinc, nickel, etc., to improve its characteristics further. The following are some fundamental properties of copper that make it ideal for producing die-casting parts.


  • Very soft
  • An excellent conductor of heat and electricity
  • Good corrosion resistance
  • High ductility
  • Fine malleability


Zinc -


Zinc lead other metal materials in terms of its exceptional strength, firmness, toughness, and performance. It is preferred for manufacturing complex parts like automotive parts, housings, and die-casting meters for their better fluidity and corrosion resistance. The most common zinc alloys are Zamak 2, Zamak 3, Zamak 5, Zamak 7, ZA-8, ZA-12, and ZA-27.


  • Incredible mechanical properties
  • Excellent castability
  • Longer die life
  • Great surface smoothness
  • Cost-effective
  • High ductility

Magnesium 1


Magnesium is another superb die-casting metal used to form several strong, lightweight alloys. Magnesium alloys typically consist of Aluminum, zinc, manganese, thorium, zirconium, and cadmium. This alloy is usually used for die-casting molds and thin-walled components without the risk of thermal cracks. Some important magnesium alloys are AZ91D, AM60B, and AS41B.


  • Extremely low density
  • Incredible strength-to-weight ratio
  • Good machinability
  • Low viscosity
  • Excellent fluidity
  • High corrosion resistance



ABS is a thermoplastic material known for its strength, impact resistance, and toughness. It is widely used in various industries for its excellent mechanical properties, ease of processing, and versatility. ABS is commonly found in applications such as automotive parts, toys, electronics, and household appliances.


  • High-impact resistance and toughness
  • Good dimensional stability
  • Excellent chemical resistance
  • Easy to process and mold
  • Versatile and used in various applications, including automotive, electronics, and consumer goods.



PVC is a versatile thermoplastic material known for its durability, chemical resistance, and cost-effectiveness. It is commonly used in construction, plumbing, electrical insulation, and various consumer products. PVC can be flexible or rigid, making it suitable for multiple applications.


  • Excellent chemical resistance
  • High durability and long lifespan, even in harsh conditions.
  • Good electrical insulating properties
  • Versatile and can be rigid or flexible
  • Cost-effective and widely available

Surface Treatment Parts

We enhance corrosion resistance, wear tolerance, and visual appeal by plating, anodizing, and polishing. This meticulous treatment ensures that our surface finishing parts meet stringent quality standards.



Anodizing_Surface Finishing -

Anodizing improves corrosion resistance, enhancing wear and hardness and protecting the metal surface. This surface finish is widely used in mechanical parts, aircraft, automobile parts, and precision instruments.

Aluminum, Magnesium, Titanium, Zinc

Clear, Black, Grey, Red, Blue, Gold, White, Silver, purple

Smooth, Matte finish

Bead Blasting

Bead Blasting_Surface Finishing -

Bead blasting in surface treatment is a process where fine abrasive particles, such as glass beads or ceramic media, are propelled at high speed onto a surface using compressed air. This abrasive action helps to remove rust, paint, or other contaminants, leaving behind a clean and textured surface finish.

ABS, Aluminum, Brass, Stainless Steel, Steel


Smooth, Matte finish

Powder Coating

Powder Coating_Surface Finishing -

Powder coating in surface treatment is a dry finishing process where a fine powder is electrostatically applied to a surface. The coated object is then cured under heat, melting the powder particles and forming a durable, smooth, uniform coating.

Aluminum, Magnesium, Titanium, Zinc, Copper, Stainless Steel, Steel

Black, Grey, White, Yellow, Red, Blue, Green, Gold, Vertical stripe

Smooth, Matte finish


Blackening_Surface Finishing -

Blackening is a standard method of chemical surface treatment that creates a layer of oxide film on the surface of metal to isolate the air and prevent the rust.

Stainless Steel, Steel


Smooth, Matte finish


Electroplating_Surface Finishing -

Electroplating in surface treatment is when a metal coating is applied to a conductive surface through an electrochemical reaction. It involves immersing the object to be plated in a solution containing metal ions and using an electric current to deposit a metal layer onto the surface.

Aluminum, Magnesium, Titanium,Zinc, Copper, Stainless Steel, Steel

Clear, White, Black, Grey, Red, Yellow, Blue, Green, Gold, Silver, Bronze

Smooth, Semi-matte, Matte finish

Laser Carving

Laser Carving_Surface Finishing -

Laser carving is a surface finish method that utilizes laser technology to etch or engrave intricate designs onto a material's surface. It offers precise and detailed patterns, making it suitable for aesthetic enhancements or functional purposes, and is commonly used in various industries such as manufacturing, jewelry, and art.

Stainless Steel, Fe-based Alloy Steel, Copper Alloy, Nickel-base Alloy, Titanium, Hard Alloy

Clear, Black, Grey, White, Yellow, Red, Blue, Green, Gold, Silver, Purple

Smooth, Matte finish


Polishing_Surface Finishing -

Polishing is the process of creating a shiny and smooth surface, either through physical rubbing of the part or by chemical interference. This process produces a surface with significant specular reflection but can reduce diffuse reflection in some materials.

Aluminum, Magnesium, Titanium, Zinc, Copper, Stainless Steel, Steel


Smooth, Mirror finish


Electrophoresis_Surface Finishing -

Electrophoresis is a process in which charged resin particles (ions) in a solution are moved by an electric field and deposited on a metal surface to form a protective coating.

Aluminum, Magnesium, Titanium, Zinc, Copper, Stainless Steel, Steel

Black, Grey, White, Yellow, Red, Blue, Green, Gold, Silver, Purple

Smooth, Matte finish


Painting_Surface Finishing_Automotive -

Painting is especially suitable for the surface of the primary material of metal. It will strengthen the material's moistureproof& rust prevention functions and enhance its compression resistance and internal structural stability.

Aluminum, Magnesium, Titanium, Zinc, Copper, Stainless Steel, Steel

Black, Grey, White, Yellow, Red, Blue, Green, Gold, Silver, Purple

Smooth, Matte finish

Excellent Surface Finishing Services

Without excellent surface finishing, the value of your product can diminish. So, contact us today, and let us elevate your products with impeccable surface finishing.

Typical Surface Finishing Products

Surface Finishing -

FAQs Related To Surface Finishing


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