Product Description
As a CNC machining factory specializing in custom OEM solutions, we present our precision-engineered CNC machined aluminum parts with passivation.
They undergo a meticulous passivation process. This enhances their corrosion resistance, making them ideal for a variety of applications across different industries.
Our focus on providing tailored solutions means that each component meets your specific requirements. At our facility, we adhere to strict quality control standards, ensuring that every CNC machined aluminum part maintains the high standards of accuracy and durability.
Our Capabilities
Our company is a precision CNC machining factory that has been in business for 18 years, since 2005. With over 40 CNC machines, we have the capability to machine more than 90 types of metals and plastics and can offer 30 types of surface treatments. Our machining tolerances can reach as low as +/- 0.0004 inches (0.01mm), making our operations highly efficient and precise. We offer additional services such as electric discharge wire cutting, gun drilling, grinding, tube and rod bending, and more. Our expertise and experience in precision CNC machining, coupled with our extensive range of capabilities, make us a reliable and trusted partner for all our customer's manufacturing needs.
Product Feature
1. Material Composition:
- Utilizing 6061 aluminum alloy, the parts consist of 95.8% aluminum, 1.0% magnesium, 0.6% silicon, 0.28% iron, 0.2% copper, 0.15% chromium, and 0.1% zinc.
2. Tensile Strength:
- These parts boast a tensile strength of approximately 45,000 psi, ensuring structural resilience and durability.
3. Hardness:
- On the Brinell scale, the hardness of CNC machined 6061 aluminum parts ranges from 95 to 120 HB, striking a balance between machinability and strength.
4. Passivation Thickness:
- The passivation layer thickness is meticulously controlled within 0.0001 to 0.0003 inches, enhancing corrosion resistance without compromising precision.
5. Corrosion Resistance:
- The passivation process significantly augments corrosion resistance, rendering these parts suitable for applications in corrosive environments.
6. Machinability:
- CNC machining of 6061 aluminum achieves high precision with a machinability rating of 90%, allowing intricate designs and tight tolerances.
Advantages:
- High Strength-to-Weight Ratio:
6061 aluminum offers a favorable strength-to-weight ratio, making it ideal for applications requiring lightweight yet robust components.
- Corrosion Resistance:
Passivation enhances the natural corrosion resistance of aluminum, ensuring longevity in diverse environmental conditions.
- Machinability:
CNC machinability allows for the production of intricate and precise components with ease.
Disadvantages:
- Not Heat-Treatable:
Unlike some other aluminum alloys, 6061 is not heat-treatable, limiting post-machining strengthening options.
- Limited Hardness:
The hardness range may be insufficient for applications requiring extremely high hardness levels.
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Process
1. The Essence of Passivation:
Passivation is a chemical treatment employed in CNC machining, particularly on metals such as aluminum. Its primary purpose is to create a protective oxide layer on the metal's surface, enhancing resistance against corrosion and environmental degradation.
2. Mechanism of Passivation:
Typically, passivation involves immersing the metal component in a passivating solution, commonly an acidic mixture. This solution removes impurities from the metal surface, facilitates the growth of a protective oxide layer, and augments the overall corrosion resistance of the material.
3. Significance in CNC Machining:
In the realm of CNC machining, especially in the creation of custom parts for OEM applications, passivation proves critical. It becomes particularly beneficial when working with materials like 6061 aluminum, contributing to improved corrosion resistance and durability.
4. Advantages of Passivation:
- Corrosion Resistance:
A primary advantage is the notable enhancement of corrosion resistance, making it vital for components exposed to diverse environmental conditions.
- Surface Protection:
Passivation establishes a protective barrier, preventing the metal surface from reacting with external elements and ensuring long-lasting integrity.
- Prolonged Longevity:
Components treated with passivation showcase extended lifespan and reliability, making the process an integral step in CNC machining.
5. Limitations of Passivation:
- Process Sensitivity:
The effectiveness of passivation can be influenced by factors such as metal composition and the specific passivation solution used.
- Maintenance Requirement:
Passivation may require periodic reapplication, depending on the material and the severity of operating conditions.
Application
1. The precision and versatility of CNC machined aluminum custom parts with passivation extend across multiple industries. In the energy sector, these parts are utilized in the manufacturing of components for renewable energy systems, ensuring durability and corrosion resistance in diverse environmental conditions.
2. Turning to the industrial machinery field, CNC machined aluminum parts find application in the production of customized components for heavy machinery. The precision of these parts is crucial for the seamless operation of industrial equipment. Passivation adds a protective layer, ensuring longevity in demanding industrial settings.
3. In the marine industry, CNC machined aluminum custom parts contribute to the fabrication of components for ship propulsion systems. The precision and corrosion resistance of these parts make them suitable for maritime environments, ensuring reliable performance in marine applications.
4. Exploring the consumer electronics sector, CNC machined aluminum parts are integral in the production of components for handheld electronic devices. The precision and durability of these parts contribute to the reliability and longevity of consumer electronics. Passivation enhances corrosion resistance, extending the lifespan of electronic devices.
Product process
Packaging and shipping
FAQ
Q: Are you a trading company or manufacturer?
A: We are a manufacturer.
Q: When was your company founded?
A: Our company was founded in 2005.
Q: How long can you reply after getting RFQ?
A: Within 24 hours.
Q: Can you provide a sample? Is it free or extra?
A: Yes, We can. Just need some sample costs.
Q: Can you sign NDA (Non-disclosure agreement)?
A: Yes, We can.
Q: Deliver time of mass production?
A: Usually 25-35 days, it depends.