When it comes to manufacturing high-performance metal components, precision is everything. Whether you're working with titanium, stainless steel, or aluminum, choosing the right machining process—CNC milling or EDM (Electrical Discharge Machining)—can make all the difference in quality and durability.
Why Titanium, Stainless Steel, and Aluminum?
1. Titanium: The Lightweight Powerhouse
- Strength-to-weight ratio: Perfect for aerospace, medical implants, and high-stress applications.
- Corrosion-resistant: Great for harsh environments (e.g., marine or chemical industries).
- Challenging to machine: Requires specialized CNC tools due to its hardness.
2. Stainless Steel: The Durable Workhorse
- High corrosion resistance: Ideal for medical devices, food processing, and automotive parts.
- Strong & long-lasting: Handles heavy wear and tear.
- Machinability varies: Grades like 304 are easier to machine than harder ones like 316.
3. Aluminum: The Machining-Friendly Metal
- Lightweight & strong: Common in automotive, electronics, and consumer goods.
- Easy to machine: Cuts smoothly, reducing tool wear and production time.
- Good thermal & electrical conductivity: Great for heat sinks and enclosures.
CNC Milling vs. EDM: Which One Should You Choose?
CNC Milling: Precision Cutting for Complex Shapes
1.Best for: 3D contours, slots, holes, and threaded parts.
2.Works well with: Aluminum, stainless steel, and (with proper tooling) titanium.
3.Advantages:
- High-speed production.
- Excellent surface finish.
- Handles a wide range of geometries.
EDM (Electrical Discharge Machining): For Ultra-Hard Metals & Fine Details
1.Best for: Hard metals (like titanium), intricate designs, and tight tolerances.
2.How it works: Uses electrical sparks to erode material—no physical cutting force.
3.Advantages:
- No tool wear (great for hard materials).
- Extreme precision (±0.005mm achievable).
- Perfect for molds, aerospace, and medical parts.
Which Process is Right for Your Project?
- Need fast, cost-effective machining? → CNC milling (especially for aluminum & softer steels).
- Working with ultra-hard metals or micro-details? → EDM is the way to go.
- Combining both? Many high-precision parts use CNC for rough shaping and EDM for fine details.
Final Thoughts
Choosing the right metal and machining method depends on your project’s needs—whether it's strength, weight, corrosion resistance, or precision. Titanium, stainless steel, and aluminum each have unique benefits, while CNC milling and EDM offer different advantages in shaping them.
| | 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.
