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Anodizing

Anodizing

Anodizing in 3D printing is an electrochemical process that enhances the surface properties of metal parts, particularly aluminum. Anodized aluminum has improved wear resistance and electrical insulation and can add vibrant colors through dyes. Types of anodizing include standard anodizing, which offers a colorful and protective layer, and hard anodizing(, also known as Type III anodizing), which produces a thicker, more robust oxide layer.

  • Quote group Color
  • Extra finishing lead time 3–4 extra days after printing, depending on the option
  • Print processes that support this finish Metal | SLM
  • When you quote Original metallic color or Black color.

What Anodizing does for 3D printed parts

Anodizing is one of the 3D Plus hardware finishing services on AIHFABS. It is applied after printing so the part leaves production closer to a usable product—not only a raw build. Use this page to decide whether Anodizing matches your cosmetic, durability, or assembly requirements before you upload a file.

Anodizing in 3D printing is an electrochemical process that enhances the surface properties of metal parts, particularly aluminum. Anodized aluminum has improved wear resistance and electrical insulation and can add vibrant colors through dyes. Types of anodizing include standard anodizing, which offers a colorful and protective layer, and hard anodizing(, also known as Type III anodizing), which produces a thicker, more robust oxide layer.

Finishing is quoted with the print. Select Anodizing in checkout, review price and lead time, and keep printing plus post-processing in one order instead of coordinating a second shop.

Why teams specify Anodizing

Appearance

Anodizing can hide layer lines, even out color, or create a more uniform surface for display models, consumer housings, and review samples.

Performance

Depending on the process, Anodizing may improve wear, corrosion resistance, grip, or light diffusion so the part survives handling and end use.

Ready-to-assemble parts

When Anodizing is combined with printing, you receive parts that are closer to install-ready, reducing secondary work in your own workshop.

How to order this finish

Ordering Anodizing follows the same 3D Plus software flow as a standard print. You do not need a separate finishing RFQ for catalog options.

  1. Upload the CAD file

    Use STL, STEP, or another supported format. The quoter checks volume and geometry so finishing can be priced against the actual part.

  2. Choose print process, material, and Anodizing

    Pick SLA, SLS, MJF, SLM, FDM, DLP, or CNC where applicable, then add Anodizing and any other 3D Plus hardware options the part needs.

  3. Compare price, lead time, and checkout

    Review supplier options, confirm quantity, and place the order. Printing and finishing stay on one timeline and one invoice.

Compatible processes and design notes

Anodizing is typically applied to plastics or metals produced with industrial 3D printing. Compatibility depends on material, wall thickness, and whether the surface can be reached by spray, media, chemistry, or tooling. Deep recesses, thin walls, and optical faces may need design review. If the automatic quote cannot apply Anodizing to your file, request a manual quotation.

Need Anodizing on a batch, a mixed-material assembly, or a part that also requires tapping or painting? Keep those options in the same quote so lead time includes the full stack of operations.

Options in the online quote

These are the 3D Plus rows tied to Anodizing. Compare the look, extra days, and which materials each option supports before you upload.

Anodized Color · Metal | SLM

Anodized Color · Metal | SLM

Anodizing is an electrochemical surface treatment that enhances aluminum parts by growing a controlled, durable oxide layer. Available in select colors (Blue, Green, Red, Yellow, Black, Silver) – please specify color requirements in the order remarks.

  • Extra finishing lead time 4 extra days after printing

Compatible materials

Quote this finish
Hard Anodized · Metal | SLM

Hard Anodized · Metal | SLM

Hard anodizing transforms aluminum into an ultra-tough surface, ideal for parts exposed to heavy friction, harsh environments, or repeated impact.

  • Extra finishing lead time 3 extra days after printing
  • When you quote Original metallic color or Black color.

Compatible materials

Quote this finish

Materials you can pair with Anodizing

Only these grades can take this finish in the instant quote. Open a material for specs, or upload a file and the quoter will only show compatible options.

Upload a CAD file Create a project Talk to an engineer Browse materials

Anodizing questions

Answers that apply to Anodizing on AIHFABS 3D Plus hardware — materials, size change, and how to order it with the print.

What is Anodizing on a 3D printed part?

Anodizing in 3D printing is an electrochemical process that enhances the surface properties of metal parts, particularly aluminum. Anodized aluminum has improved wear resistance and electrical insulation and can add vibrant colors through dyes. Types of anodizing include standard anodizing, which offers a colorful and protective layer, and hard anodizing(, also known as Type III anodizing), which produces a thicker, more robust oxide layer.

Which printed materials can take Anodizing?

Anodizing is a color or optical finish. SLS and MJF nylon take dye; resins take paint, primer, frosting, and clear coats; aluminum and other metals take anodizing, plating, or e-coat. The quoter only offers Anodizing when the selected material can accept it.

Does Anodizing change dimensions or hide layer lines?

Paint, plating, and e-coat add a thin film. Dye soaks into nylon with little build-up. Frosting and clear coats change how light hits the surface more than the CAD size. Call out fits and optical faces in the quote notes so they can be masked.

Is Anodizing only for aluminum?

Anodizing is for aluminum alloys. Electroplating can go on several conductive metals and some plated plastics after a conductive coat. Tell us the print alloy so we can confirm Anodizing.

How do I add Anodizing to a quote?

Upload the CAD file, choose a print process and material, then turn on Anodizing. Price and lead time update on the same order. If the automatic quote cannot apply it, request a manual quotation and note fits or color codes.


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