Highlight:
Stainless Steel CNC Turning Milling Parts
, Smooth Finish CNC Turning Milling Parts
Service: |
Customized |
Finish: |
Smooth, Matte, Glossy |
Material Capabilities: |
Stainless Steel |
Control Software: |
Lasercut/laser Work |
Drawing Format: |
PDF/DWG/IGS/STEP/STP/CAD |
Type: |
Turn-mill Compound Parts |
Surface Treatment: |
Anodizing, Plating, Polishing, Powder Coating, Heat Treatment |
Shipping: |
By Sea, Air Or Express Delivery |
Core Components: |
Other |
Application: |
Machinery |
Equipment: |
CNC Turning |
Fork Clamp Diameter: |
28.6mm |
Lead Time: |
7-10 Days |
Key Words: |
Precision CNC Machining |
Shipping Cost: |
To Be Negotiated |
Roughness: |
Ra0.4-Ra0.8 |
Product: |
SS201、SS301、SS303&AL6061、Al6063 |
Keyword: |
High Precision Macining Parts |
Size: |
Customized |
Customized Stainless Steel CNC Turning Milling Parts With Smooth Finish
When you need high-precision stainless steel parts that look as good as they function, CNC turning and milling delivers. But here’s the catch—not all machined finishes are equal. A rough, uneven surface can ruin performance in critical applications like medical devices or aerospace components.
Why Does Surface Finish Matter?
A smooth finish isn’t just about looks—it affects:
✔ Corrosion Resistance – Rough surfaces trap moisture, speeding up rust.
✔ Wear & Friction – Smoother parts last longer in moving assemblies.
✔ Cleanability – Critical for food, medical, and pharmaceutical uses.
✔ Aesthetic Appeal – Polished stainless steel looks professional.
How CNC Turning & Milling Achieves Smooth Finishes
1. Precision Machining Techniques
- Slow, Fine Cuts – Lower feed rates reduce tool marks.
- High-Quality Tooling – Sharp carbide or diamond-coated cutters prevent tearing.
- Proper Coolant Use – Prevents heat buildup that can warp surfaces.
2. Post-Machining Finishing Options
- Hand Polishing – For mirror-like finishes (common in luxury goods).
- Electropolishing – Removes microscopic burrs, improving corrosion resistance.
- Bead Blasting – Creates a uniform matte texture.
- Tumbling/Vibratory Finishing – Gently smoothens edges for small parts.
CNC Turning vs. Milling: Which is Better for Smoothness?
- Turning – Best for cylindrical parts (shafts, bushings).
- Milling – Ideal for complex 3D shapes (brackets, enclosures).
Best Stainless Steel Grades for Smooth Finishing
Not all stainless steels polish the same. The best choices:
- 304 Stainless – Most versatile, polishes well, great for food-grade parts.
- 316 Stainless – More corrosion-resistant (ideal for marine/medical uses).
- 17-4 PH (Precipitation Hardening) – Strong, machinable, and takes a fine finish.
Applications Where Smooth Finishes Are Critical
- Medical Implants & Surgical Tools – Must be biocompatible and easy to sterilize.
- Food Processing Equipment – Prevents bacterial buildup.
- Aerospace Components – Reduces friction and fatigue.
- Luxury Goods (Watches, Jewelry) – Demands flawless aesthetics.
Final Thoughts
Getting a mirror-smooth finish on stainless steel CNC parts isn’t luck—it’s a combination of the right machining techniques, material choice, and finishing processes. Whether you need a satin bead blast or a high-gloss polish, communicating your requirements clearly ensures flawless results.
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CNC Turning, CNC Milling, Laser Cutting, Bending, Spining, Wire Cutting, Stamping, Electric Discharge Machining (EDM), Injection Molding,3D Printing,Rapid Prototype,Moulds etc.
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Aluminum: 2000 series, 6000 series, 7075, 5052, etc.
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Stainlesss steel: SUS303, SUS304, SS316, SS316L, 17-4PH, etc.
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Steel: 1214L/1215/1045/4140/SCM440/40CrMo, etc.
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Brass: 260, C360, H59, H60, H62, H63, H65, H68, H70, Bronze, Copper
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Titanium: Grade F1-F5
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Plastic: Acetal/POM/PA/Nylon/PC/PMMA/PVC/PU/Acrylic/ABS/PTFE/PEEK etc.
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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.
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±0.002 ~ ±0.005mm
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Min Ra 0.1~3.2
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CERTIFICATE
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ISO9001:2015,AS9100D,ISO13485:2016,ISO45001:2018,IATF16949:2016,ISO14001:2015,ROSH,CE etc.
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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.
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