Aluminum CNC Machining
Findtop provides online quotation and production services for custom aluminum parts. Parts can be prototyped and mass-produced in a short time. ISO 9001:2015, ISO 13485 and AS9100D certified, ITAR registered, custom high-precision aluminum machined parts, get an online quote
Aluminum CNC Machining
Lightweight and strong aluminum with its high strength and robust formability is an indispensable material choice for the aerospace, medical and automotive industries.
Aluminum comes in a wide variety of alloys, each of which is represented by the first number in the classification. Numbers indicate the main alloying elements.
Aluminum is one of the most commonly used materials in the aerospace, medical and automotive industries. This is due to the high strength and light weight of aluminum, which is easy to process. Select aluminum CNC machining in the Findtop real-time quotation engine ℠.
Aluminum At a Glance
| Application | Aluminum has a wide range of applications from prototyping to automotive to aerospace. |
| Advantages | Good strength-to-weight ratio, Good mechanical properties |
| Disadvantages | More expensive than steel in general, more difficult to weld, weaker overall than other structural metals |
| Lead Time | Minimum 3 days; longer for complex or internationally manufactured parts |
| Price | $-$$$ |
| Tolerances | Machining tolerances depend on the exact alloy used, but a tolerance of 0.005” is generally achievable. |
| Wall Thickness | Minimum 0.80 mm (~0.03”); may vary depending on alloy and wall thickness-to-planar dimension ratios |
| Max Part Size | The maximum size of the part is determined by the available machines and the complexity of the part. |
Aluminum 2024-T3
Aluminum 2024-T3 has excellent fatigue resistance and workability, but it is not corrosion resistant and requires surface support.
It is often used in aircraft motherpieces, bolts, pistons, etc. However, aluminum 2024-T3 is easy to fatigue and difficult to weld.
Aluminum 2024-T3 Properties
| Tensile Strength, Yield (MPa) | Fatigue Strength (MPa) | Elongation at Break (%) | Hardness (Brinell) | Density (g/cm^3) |
|---|---|---|---|---|
| 324 | 138 | 19 | 120 | 2.78 |
Aluminum 5052
The main alloying element of aluminum 5052 alloy is magnesium, which is not easy to change because of the absence of copper.
Although it can be hot deformed, it is not easy to heat treat aluminum 5052. Often used in fuel tanks, fuel/oil plates, etc.
Aluminum 5052 Properties
| Tensile Strength, Yield (MPa) | Fatigue Strength (MPa) | Elongation at Break (%) | Hardness (Brinell) | Density (g/cm^3) |
|---|---|---|---|---|
| 193 | 117 | 18 | 60 | 2.68 |
Aluminum 6061
Aluminum 6061 alloy with magnesium and silicon as the main elements, is regarded as a universal aluminum alloy.
Aluminum 6061 is easy to heat treatment and welding. It is often used in the manufacture of accessories, pistons and bicycle frames.
People have given aluminum 6061 a reason for widespread use.
Aluminum 6061 Properties
| Tensile Strength, Yield (MPa) | Fatigue Strength (MPa) | Elongation at Break (%) | Hardness (Brinell) | Density (g/cm^3) |
|---|---|---|---|---|
| 276 | 96.5 | 17 | 95 | 2.7 |
Aluminum 6063
Aluminum 6063 alloy has good formability and easy workability. It is a cost reduction semi-recyclable aluminum alloy, aluminum 6063 alloy has good durability, easy processing and inexpensive, is the preferred aluminum alloy for general industrial applications. Mainly used in the manufacture of structural parts, pipes, plates and so on.
Aluminum 6063 Properties
| Tensile Strength, Yield (MPa) | Fatigue Strength (MPa) | Elongation at Break (%) | Hardness (Brinell) | Density (g/cm^3) |
|---|---|---|---|---|
| 214 | 68.9 | 12 | 73 | 2.7 |
Aluminum 7050
Aluminum 7050 is one of the strongest aluminum alloys, the main alloy components are zinc and copper.
The alloy sacrifices some corrosion resistance and improves strength through alloying elements to obtain amazing strength advantages.
Therefore, it is widely used in high-strength structural parts and load parts in aircraft and aerospace fields.
Aluminum 7050 Properties
| Tensile Strength, Yield (MPa) | Fatigue Strength (MPa) | Elongation at Break (%) | Hardness (Brinell) | Density (g/cm^3) |
|---|---|---|---|---|
| 490 | 160 | 11 | 147 | 2.83 |
Aluminum 7075
Aluminum 7075 alloy strength is higher than 7050 alloy. The rich zinc composition gives it excellent fatigue resistance and is suitable for use under complex cyclic stresses. Commonly used in bearing parts, gears and aircraft parts.
Aluminum 7075 Properties
| Tensile Strength, Yield (MPa) | Fatigue Strength (MPa) | Elongation at Break (%) | Hardness (Brinell) | Density (g/cm^3) |
|---|---|---|---|---|
| 503 | 159 | 11 | 150 | 2.81 |
Aluminum MIC-6
Aluminum MIC-6 alloy is specially used for the production of high precision compact parts, such as fixtures and test fixture plates.
The lattice structure is complete and the internal stress is small. Therefore, aluminum MIC-6 can be processed at high speed without significant deformation, which is superior to standard aluminum alloy.
Aluminum MIC-6 Properties
| Tensile Strength, Yield (MPa) | Fatigue Strength (MPa) | Elongation at Break (%) | Hardness (Brinell) | Density (g/cm^3) |
|---|---|---|---|---|
| 105 | N/A | 3 | 65 | 2.7 |
Finishes and Post-Processing Options
Findtop offers a variety of surface treatment processes for aluminum alloys.
Anodizing is commonly used to improve wear resistance and corrosion resistance. Chemical conversion coatings and metal plating are also suitable for aluminum alloys.
Learn more about our excellent surface treatment processes. Findtop gives your aluminum pieces a new lease of life.
Cost-saving Design Tips
Design for manufacturing is an effective way to reduce the cost of aluminum parts: limit the use of features and characteristics that are difficult to process.
Alloy selection also affects cost-effectiveness. The prototype can be made of relatively economical aluminum alloy. If you need customization,Findtop engineers are ready to provide you with consultation and analysis.