If you've ever lusted after those sleek, matte-black bicycle components that seem to last forever, you've probably admired black anodized aluminum. This dynamic duo of CNC machining and anodizing creates parts that look as good as they perform.
Why Black Anodized Aluminum Dominates High-End Bikes
That sexy black derailleur or stem on pro bikes isn't just painted - it's anodized. Here's why it beats other finishes:
✔ Scratch-resistant - Harder than the aluminum itself
✔ Fade-proof - Unlike paint that chips and wears
✔ Corrosion-resistant - Perfect for all-weather riding
✔ Weight-neutral - Adds virtually no mass to components
Real-World Bike Parts That Benefit Most
- Drivetrain components (Derailleurs, chainrings)
- Cockpit parts (Stems, handlebars, brake levers)
- Mounting hardware (Bottle cages, rack attachments)
- Aesthetic accents (Spacers, bolt covers)
Material Matters: Choosing the Right Aluminum
| Alloy | Best For | Anodizing Result |
| 6061 | Most bike components | Consistent deep black |
| 7075 | High-stress parts | Slightly darker hue |
| 2024 | Less common | More bronze undertones |
Design Tips for Perfect Anodized Parts
- Radius all edges - Sharp corners anodize unevenly
- Specify finish early - Machining affects final look
- Mind the tolerances - Anodizing adds 0.02-0.05mm
- Consider two-tone designs - Mask areas for contrast
The Future of Anodized Bike Tech
Emerging trends worth watching:
- Self-healing anodized coatings - Scratch "repair" at molecular level
- Integrated color-shifting - Black that reveals logos when wet
- Eco-friendly processes - Reduced chemical baths
- 3D printed + anodized combos - For custom one-off components
| | CNC Turning, CNC Milling, Laser Cutting, Bending, Spining, Wire Cutting, Stamping, Electric Discharge Machining (EDM), Injection Molding,3D Printing,Rapid Prototype,Moulds etc. |
| | Aluminum: 2000 series, 6000 series, 7075, 5052, etc. |
| Stainlesss 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. |
| | 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. |
| | ±0.002 ~ ±0.005mm |
| | 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. If necessary, we can provide you with material certificates, sample quality inspection and other reports.
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?
Can your engineering team draw for my creativity? Of course, 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.
