Anodizing Aluminum Precision CNC Machining Turning Parts
If you're using
aluminum, especially for parts that need to last, you're only halfway there. The raw machined part is like a brilliant athlete showing up to a big game in flip-flops. It has all the potential, but it's not equipped for the real-world challenge.
That's where
anodizing comes in. It's the secret sauce that takes a
precision-machined aluminum part from "good" to "indestructible."
What Exactly Is Anodizing?
Let's clear up a common misconception: anodizing is not a paint or a coating that's applied on top of the metal.
Instead, it's an electrochemical process that converts the actual surface layer of the aluminum into a super-tough, durable oxide. Think of it like rapidly accelerating the natural rusting process--but instead of flaky, weak rust (like on iron), aluminum creates an incredibly hard, protective shell.
We're essentially growing a layer of sapphire right on the part's surface.
The Dream Team: Precision CNC Machining + Anodizing
You can't have one without the other and expect a top-tier result. Here's why they're a match made in manufacturing heaven:
- The Perfect Canvas: A precision CNC machined part is uniform and clean. Since anodizing affects the surface at a microscopic level, starting with a perfectly machined part ensures the anodized layer is even and consistent.
- Tight Tolerances, Managed: A skilled machining partner knows that the anodizing process adds a tiny amount of thickness to the part--usually between 0.0002" to 0.001" per surface. We'll strategically machine the part slightly undersized to account for the anodizing growth, so the final part is perfectly in spec.
Why Bother? The Real-World Benefits
- Superhero Durability: That anodized layer is incredibly resistant to wear and abrasion.
- Corrosion Resistance: Anodizing supercharges protection, making parts resistant to moisture, chemicals, and UV exposure.
- Aesthetic & Functionality: The porous anodized layer can be soaked in dyes to create virtually any color.
- Improved Adhesion: The slightly porous nature provides a fantastic base for paint or adhesive.
Types of Anodizing
- Type II (Chromic or Sulfuric Acid): The most common. Gives good corrosion and wear resistance and allows for vibrant colored parts.
- Type III (Hard Anodizing): The heavy-duty version. Creates a much thicker, harder layer that is exceptionally resistant to wear.
Ready to see how the right finish can elevate your precision aluminum parts?
Contact us today for a consultative quote.
| Processing |
CNC Turning, CNC Milling, Laser Cutting, Bending, Spining, Wire Cutting, Stamping, Electric Discharge Machining (EDM), Injection Molding, 3D Printing, Rapid Prototype, Moulds etc. |
| Materials |
Aluminum: 2000 series, 6000 series, 7075, 5052, etc.
Stainless steel: SUS303, SUS304, SS316, SS316L, 17-4PH, etc.
Steel: 1214L/1215/1045/4140/SCM440/40CrMo, etc.
Brass: 260, C360, H59, H60, H62, H63, H65, H68, H70, Bronze, Copper
Titanium: Grade F1-F5
Plastic: Acetal/POM/PA/Nylon/PC/PMMA/PVC/PU/Acrylic/ABS/PTFE/PEEK etc.
|
| Surface Treatment |
Anodized, Bead Blasted, Silk Screen, PVD Plating, Zinc/Nickl/Chrome/Titanium Plating, Brushing, Painting, Powder Coated, Passivation, Electrophoresis, Electro Polishing, Knurl, Laser/Etch/Engrave etc. |
| Tolerance |
±0.002 ~ ±0.005mm |
| Surface Roughness |
Min Ra 0.1~3.2 |
| CERTIFICATE |
ISO9001:2015, AS9100D, ISO13485:2016, ISO45001:2018, IATF16949:2016, ISO14001:2015, ROSH, CE etc. |
FAQ
1. Are you a manufacturer or a trading company?
We are a factory located in Shenzhen, China, with 20 years of rich experience, covering 6000 square meters. Complete facilities, including 3D quality inspection equipment, ERP system and 40 machines.
2. How to get a quote?
Detailed drawings (PDF/STEP/IGS/DWG...), including quality, delivery date, materials, quality, quantity, surface treatment and other information.
3. Can I get a quotation without drawings?
We are also glad to receive your samples, pictures or detailed size drafts for accurate quotation.
4. Can you provide samples before mass production?
Of course, the sample fee is necessary. If possible, it will be returned during mass production.
5. What is the delivery date?
Generally, the sample lasts for 1-2 weeks and the batch production lasts for 3-4 weeks.
6. How do you control quality?
(1) Material Inspection - Check material surfaces and approximate dimensions.
(2) First inspection of production - ensure critical dimensions in mass production.
(3) Sampling inspection - check the quality before delivery to the warehouse.
(4) Preshipment inspection - 100% inspection by QC assistant before shipment.
7. After sales service team
If you have any problems after receiving the product, you can provide feedback through voice call, video conference, email, etc. within one month. Our team will provide you with solutions within a week.
پیام شما باید بین 20 تا 3000 کاراکتر باشد!
