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Surface Finishing Services

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Surface finishing can give your finished product a unique or desired appearance and feel through different processes. Whether you need to improve appearance, enhance adhesion, enhance weldability, or enhance corrosion resistance and hardness, LS provides excellent surface finishing services for you. Contact our customer service team and you will receive fast and accurate online quotes.

Strengthen, Protect, And Improve Appearance
Of Parts With Post-Process Finishing

Please take a look at the finishing options to understand how we can customize the most suitable solution for you to meet your unique needs.If you have more complex surface finishing requirements, please contact gloria.wu@longshengmfg.com

Name Description Material color Machining marks Link
Anodizing Anodizing process involves creating a layer of oxide on the surface of the product, which enhances its durability and resistance to corrosion. Aluminum Clear, black, grey, red, blue, gold Visible under anodizing Learn More>>
Powder Coating powder coating process involves applying a dry powder to the surface of the product, which is then heated to create a smooth and durable finish. Metal White, Black, RAL and Pantone Parts are powder coated directly after machining Learn More>>
Polishing Polishing can create a smooth and glossy surface on the product surface. We offer different types of polishing, such as mechanical polishing and chemical polishing. Metal Silver gray Removed on primary surfaces Learn More>>
Chromate Chromate, commonly known as a chemical thin film, is a conversion coating used as a corrosion inhibitor on aluminum. Aluminum Clear/ Slight yellow tint Machining marks are visible Learn More>>
Bead blasting Bead blasting can be used to create a textured surface, remove rust or paint, or prepare a surface for further finishing. Metal N/A - Learn More>>
As machining Our machined finish can be machined to Ra 3.2 μ M/Ra 126 μ Surface roughness of in and removal of sharp edges and burrs from the parts. Metal N/A Slightly visible Learn More>>
Vapor polishing Vapor polishing is a surface finishing technique used to improve the smoothness and clarity of a variety of materials, particularly plastics Plastics N/A Smooth Learn More>>
Black Oxide Black oxidation is a conversion coating used for metals. Can provide a black smooth appearance and slightly improve corrosion resistance. Metal Black Visible Learn More>>
Alodine Alodine, also known as chemical conversion coating or chromate conversion coating, involves applying a conversion coating solution to a metal surface, usually containing chromate compounds. Metal True qualities Tool marks visible Learn More>>
Fine machining Fine machining manufacturing process involves processing raw materials into parts or products with high precision, smooth surfaces, and fine size control through a series of fine machining steps. Metals, Plastics N/A Slightly visible /
Brushing Brushing can effectively remove sharp edges, burrs, and unwanted protrusions from machined parts, ensuring that they are safe to handle and minimizing the risk of injury. Metals, Plastics N/A Remove main surfaces /
Wire drawing Wire drawing is used to improve the quality and appearance of metal surfaces, which involves scraping, grinding, or polishing the surface of metal materials to create a surface effect with specific textures and appearances. Metal N/A Removed on Primary surfaces /

Gallery Of Surface Finishing

We have been manufacturing various surface finishing parts, prototypes and various products for different customers. Whether simple or complex, here are the surface finishing parts we have made before.

Material Selection for Surface Finishing

We offer a wide range of materials for Surface Finishing to meet the diverse needs of various industries. Our selection includes metals, plastics, and composites to ensure that your parts are manufactured with the best-suited material for your application. Below are some of the materials we commonly work with:

Metals

Plastics

We offer customization based on your specific material requirements. If you need a material not listed here, our team can source and process it to meet your exact needs.

These are just a few examples of the materials we work with. If you have a specific material requirement, please contact us to discuss your needs.

Why Choose Our Surface Finishing

By choosing our precision surface finishing, you will receive high-quality, customized parts, fast delivery, and competitive prices. We will cooperate with you to provide excellent sheet metal solutions for your project.

Quick quotation

Just upload your design file and configure the materials, finishing options, and requirements. Our engineers analyze your part geometry and provide real-time and competitive pricing as well as comprehensive DFM feedback.

Assured High Quality

We are a sheet metal fabrication factory certified by ISO 9001:2015 and can provide sheet metal component materials and full size inspection reports according to your requirements.

Reliable Delivery

From prototype design to efficient production, we deliver high-quality sheet metal parts within our standard delivery time of 3 days.

Readily available capacity

We have over 70 machines, and your sheet metal fabrication services can provide immediate and available production capacity.

Client's Reviews

Listen to our customers’ voices! We have received praise and satisfactory evaluations from many customers.

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Precision Manufacturing Capabilities

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Overview of Our Manufacturing Capabilities

Access our technical documentation, covering all core processes, tolerance standards, material options, and industry case studies, to help you quickly evaluate project feasibility.

What's in the manual?

·High-definition product images and 3D cross-sections.
·Detailed process capabilities and tolerance standards, e.g., 5-axis CNC accuracy, injection mold lifespan.
·Comprehensive material options and surface finishes, e.g., titanium, PEEK, anodizing, sandblasting.
·Quality system certifications (ISO 9001) and industry case studies.
·A complete guide to our process from rapid prototyping to mass production.

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Frequently Asked Questions About Sheet Metal Fabrication

We provide new product developers with engine processing parts suitable for functional testing or final use of engineering -level materials. Get your required custom sheet metal fabrication service support by reading FAQ.

What is Surface Finishing ?

Surface finishing refers to various processes applied to the surface of a material to improve its appearance, enhance its durability, and prepare it for further processing. These processes can include polishing, coating, painting, and more.

We offer a variety of surface finishing processes, including sandblasting, polishing, anodizing plating, painting, and powder coating. The choice of process depends on the material and desired finish.

The best surface finishing method is determined based on factors such as the material type, the intended use of the part, desired appearance, and specific performance requirements. Our team can assist in making the right choice.

Our surface finishing processes can be applied to a variety of materials, including metals.plastics, and composites. Each material may require a specific finishing technique to achieve optimal results.

The typical lead time for surface finishing projects is 1-3 weeks, depending on the complexity of the part and the type of finishing required. Expedited services can be arranged for urgent needs.

In addition to surface finishing,we offer post-processing services such as machining,assembly,and quality inspection to ensure that parts meet all specifications and performance requirements.

The cost of surface finishing depends on various factors such as the type of finish, material, part complexity, and production volume. Please contact us for a detailed quote based on your specific project.

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