Product Description

QY Precision specializes in design and production of high precision metal parts and components.Focus on industry and action on demand, to be your trusted partner is our mission.

Products Description



Surface Finish

Available Material

CNC Processing Ability

        QY Precision focuses on quality and service. We have dozens of CNC machines for high precision machining parts, including 3-axis, 4-axis, 5-axis machines such as Brother CNC and Mazak 5-axis Brand Machines imported from Japan, Haas CNC from the United States, Feeler CNC machining center from ZheJiang , Hardingge lathe from the United States, Okamoto grinder from Japan, laser engraving machine, and automatic wire drawing etc.
        At the same time, we also have high precision QC equipment such as Zeiss three-dimensional machine(CMM),two-dimensional machine and optical projectors etc. to make sure all parts 100% meet the standard and tolerances before shipping.
       With our experienced professional technical team, we can provide you the best solution, along with low cost, good quality and high efficiency. Welcome to contact us and send drawings to get quick quotation.



1.How to get a quote?
Kindly send us the drawing of your product,please. Including details as below: a.Materials b. Surface Finish c. Tolerance d. Quantity If you need solutions for your application, kindly send us your detail requirements, and we will have engineers to service you.

2.How does the payment process work?
Payment terms are flexible for us. We can accept different type payment way:

3.How do I know about the production?
We will double confirm your requirements and send you the sample before the mass production as you required. During the mass production,

4.How do I know about the delivery?
Before shipment we will confirm with you about all the details including CI and other attention issues. After ship out, we will inform you of the tracking number and keep updating the latest shipping information for you.

5.What will you do for after sales?
We will follow up and await your feedback. Any question related to our metal parts, our experienced engineers are ready to help. And welcome to contact for any supporting of your other application even if their is no relationship with our products.



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Application: Fastener, Auto and Motorcycle Accessory, Hardware Tool, Machinery Accessory
Standard: GB, EN, API650, China GB Code, JIS Code, TEMA, ASME
Surface Treatment: Polishing
Production Type: Mass Production
Machining Method: CNC Turning
Material: Nylon, Steel, Plastic, Brass, Alloy, Copper, Aluminum, Iron
US$ 0/Piece
1 Piece(Min.Order)

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Customized Request

aluminum gear

What is the impact of temperature variations on aluminum gears?

The impact of temperature variations on aluminum gears can be significant. Here’s a detailed explanation:

1. Thermal Expansion: Aluminum gears, like most metals, expand with increasing temperature and contract with decreasing temperature. This thermal expansion can affect the dimensional stability of the gears, leading to changes in gear meshing, backlash, and overall gear performance. It is crucial to consider the coefficient of thermal expansion of the specific aluminum alloy used and account for it in gear design and assembly.

2. Mechanical Properties: Temperature variations can influence the mechanical properties of aluminum gears. At higher temperatures, aluminum alloys may experience a reduction in strength, stiffness, and hardness. This can affect the load-carrying capacity and durability of the gears, especially in applications involving high operating temperatures. Additionally, prolonged exposure to elevated temperatures can cause thermal degradation and a loss of mechanical properties over time.

3. Lubrication: Temperature changes can impact the lubrication properties of the gear system. Lubricants behave differently at different temperatures, and extreme temperature variations can affect their viscosity, film thickness, and lubricating effectiveness. Insufficient lubrication due to temperature-related changes can lead to increased friction, wear, and potential gear failures. Proper selection of lubricants and consideration of temperature effects are essential.

4. Thermal Cycling: Cycling between high and low temperatures can induce thermal stresses in aluminum gears. These thermal stresses, combined with mechanical loading, can contribute to fatigue failure, cracking, or distortion of the gears over time. It is important to evaluate the thermal cycling conditions and design the gears to withstand the associated thermal stresses to ensure long-term reliability.

5. Heat Dissipation: Aluminum has good thermal conductivity, which allows it to dissipate heat effectively. In applications where the gears generate significant heat, such as high-speed or heavy-load operations, aluminum gears can help dissipate heat and prevent overheating. However, excessive temperatures can still cause thermal stress and affect the overall performance and lifespan of the gears.

6. Operating Envelope: Temperature variations define the operating envelope of aluminum gears. Each aluminum alloy has a specific temperature range within which it can perform optimally. Operating beyond this temperature range can lead to reduced gear life, accelerated wear, loss of dimensional stability, or even catastrophic failures. Understanding the temperature limits of the selected aluminum alloy is crucial for determining its suitability in a given application.

It is important to note that the impact of temperature variations on aluminum gears can be mitigated through proper design, material selection, lubrication, and thermal management measures. Thermal analysis, including finite element analysis (FEA), can be employed to assess the thermal behavior of the gears and optimize their performance under different temperature conditions.

In summary, temperature variations can significantly impact aluminum gears through thermal expansion, changes in mechanical properties, lubrication effects, thermal cycling, heat dissipation, and the overall operating envelope. Understanding these effects and implementing appropriate measures ensures that the aluminum gears can withstand temperature variations and operate reliably in their intended applications.

aluminum gear

Can aluminum gears be used in renewable energy systems?

Yes, aluminum gears can be used in renewable energy systems. Here’s a detailed explanation:

1. Lightweight and Efficient: Aluminum gears offer the advantage of being lightweight, which is beneficial in renewable energy systems where weight reduction can enhance overall efficiency. For example, in wind turbines, lighter gears reduce the stress on the turbine structure and enable more efficient power generation by reducing the inertia and drag on the rotor.

2. Corrosion Resistance: Aluminum alloys exhibit good corrosion resistance, making them suitable for use in renewable energy systems that are often exposed to outdoor environments. This corrosion resistance ensures the durability and longevity of the gears, even in challenging weather conditions.

3. High Strength-to-Weight Ratio: Despite being lightweight, aluminum alloys can provide adequate strength and durability required for the demanding operational conditions in renewable energy systems. The high strength-to-weight ratio of aluminum gears allows for efficient power transmission while minimizing the weight and size of the gear components.

4. Compatibility with Lubricants: Aluminum gears are compatible with various lubricants commonly used in renewable energy systems. Proper lubrication reduces friction, wear, and heat generation, ensuring smooth and efficient gear operation. The compatibility of aluminum gears with lubricants simplifies maintenance and extends the lifespan of the gear system.

5. Design Flexibility: Aluminum is a highly formable material, allowing for versatile gear design possibilities. Engineers can optimize gear geometries and tooth profiles to improve efficiency, reduce noise, and enhance overall system performance. The design flexibility of aluminum gears enables customization to meet the specific requirements of renewable energy applications.

6. Cost-Effectiveness: Aluminum gears offer cost advantages over other materials such as steel or high-performance alloys. The lower material cost and ease of manufacturing aluminum gears contribute to cost-effective solutions in renewable energy systems, making them an attractive option for gear applications.

7. Reduced Environmental Impact: Aluminum is a highly recyclable material, aligning with the sustainability goals of renewable energy systems. The recyclability of aluminum gears reduces the environmental impact and supports the circular economy by conserving resources and reducing waste.

8. Specific Applications: Aluminum gears find applications in various renewable energy systems, including wind turbines, solar power systems, hydroelectric generators, and tidal energy converters. In each of these applications, aluminum gears contribute to efficient power conversion, improved system performance, and reduced maintenance requirements.

Overall, aluminum gears offer several advantages for use in renewable energy systems, including lightweight design, corrosion resistance, high strength-to-weight ratio, compatibility with lubricants, design flexibility, cost-effectiveness, reduced environmental impact, and suitability for specific applications. These qualities make aluminum gears a viable choice for maximizing the performance and efficiency of renewable energy systems.

aluminum gear

What are the advantages of using aluminum gears in machinery?

Using aluminum gears in machinery offers several advantages. Here’s a detailed explanation:

1. Lightweight: One of the primary advantages of aluminum gears is their lightweight nature. Aluminum is significantly lighter than other commonly used gear materials such as steel or cast iron. This lightweight property reduces the overall weight of the machinery, resulting in benefits such as improved energy efficiency, reduced inertia, and easier handling and installation.

2. Corrosion Resistance: Aluminum gears can exhibit good corrosion resistance, especially when they are made from corrosion-resistant aluminum alloys. This makes them suitable for machinery operating in environments where exposure to moisture, chemicals, or other corrosive substances is a concern. The corrosion resistance of aluminum gears helps prolong their lifespan and ensures reliable performance in such conditions.

3. Low Noise: Aluminum gears have inherent damping properties that help reduce noise levels in machinery. The natural damping characteristics of aluminum help absorb vibrations and minimize noise generation during gear operation. This makes aluminum gears particularly advantageous in applications where noise reduction is important, such as in precision machinery or equipment used in noise-sensitive environments.

4. Heat Dissipation: Aluminum has excellent thermal conductivity, allowing for effective heat dissipation. When used in machinery, aluminum gears can help dissipate heat generated during operation, preventing overheating and maintaining optimal operating temperatures. Efficient heat dissipation contributes to the longevity and reliability of the machinery components.

5. Cost-Effective: Aluminum is generally more cost-effective compared to other metals commonly used for gears, such as steel or bronze. The abundance of aluminum as a raw material and its relatively low production costs make aluminum gears a cost-effective choice for machinery manufacturers. Additionally, the lightweight nature of aluminum gears can lead to cost savings in terms of transportation, installation, and energy consumption.

6. Design Flexibility: Aluminum gears offer design flexibility due to their ease of machining and formability. They can be manufactured with intricate tooth profiles and custom geometries to suit specific machinery requirements. The design flexibility of aluminum gears allows for optimization of gear performance, efficiency, and load-carrying capacity.

7. Electrical Conductivity: Aluminum is an excellent conductor of electricity. In machinery where electrical conductivity is required, such as in electric motors or equipment with electromagnetic components, aluminum gears can help facilitate efficient electrical connections and reduce electrical losses.

While aluminum gears offer numerous advantages, it’s important to consider their limitations. Aluminum has lower strength compared to materials like steel, which may restrict their use in high-load or high-torque applications. Additionally, proper lubrication and maintenance practices are crucial to ensure optimal performance and prevent excessive wear in aluminum gears.

In summary, the advantages of using aluminum gears in machinery include their lightweight nature, corrosion resistance, low noise levels, heat dissipation capabilities, cost-effectiveness, design flexibility, and electrical conductivity. These advantages make aluminum gears suitable for a wide range of machinery applications, particularly those where weight reduction, corrosion resistance, noise reduction, and thermal management are essential considerations.

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editor by Dream 2024-05-14