China best Permanent Double Qd Crate 230X120X35mm China Aluminum Part Gear Qd-002 cycle gear
Product Description
Large Aluminum Alloy Precision Machine Machinery Processing CNC Machining Parts
Features of CNC parts
1. Precision CNC parts strictly according to customers’ drawing,packing and quality request
2. Tolerance: Can be kept in +/-0.005mm
3. 100% inspection during production to ensure the quality
4. Experienced technology engineers and well trained workers
5. Fast and timely delivery. Speedy & professional service
6. Provide customer professional suggestion while in the process of customer designing to save cost.
7. Quality assurance in accordance with ISO9001
| Material | Stainless Steel | SS201,SS303,SS304,SS316,SS416,SS420,17-4PH,SUS440C |
| Steel | Q235,C20,C45(K1045),1214,1215 | |
| Brass | C36000(C26800),C37700(HPb59),C38500(HPb58),C27200(CuZn37),C28000(CuZn40/H62),C3604 | |
| Bronze | C51000, C52100, C54400,CuSn8 | |
| Aluminum | AL2571,AL5754(Almg3),AL5083,AL6061,AL6063,AL5052,AL7075 | |
| Alloy Steel | SCM435,10B21 | |
| Plastic | PA6,PA66,PP,PC,POM,FR4,ABS,Acrylic | |
| Others | According to customers’ requirements |
| Processing | CNC machining, CNC milling and turning, drilling, grinding, stamping, tapping,bending |
| Finish | Anodizing ,Heat treatment, polishing, powder coating, galvanized, electroplating, spraying, and painting |
| Dimensions | According to customer’s drawing |
| Tolerance | ±0.005mm |
| Drawing Format | PDF/JPEG/AI/PSD/CAD/Dwg/Step/LGS |
| MOQ | Negotiable |
| QC Policy | 100% inspection and random inspection before shipment, with QC passed label |
| Stardard | Materials and surface treatment comply with RoHS/Reach Directives |
| Processing Equipments | CNC machining center, CNC milling machine, Drilling machine,grinding machine, CNC machining Puncher, Milling machine,CNC wire-cut machine,Charmfering machine; |
| Testing Equipments | CMM, Projector, Pull Tester, Automatic Optical Inspector, Salt Spray Tester, Durometer, Tensile Machine Calipers, |
| Application | Automation machine, medical device, industrial machine, automobile, electric appliance, robot, computers, tele-communication,and other industries |
| Packaging | PE bags or bubble bags, boxes, cartons, pallet or as per customers’ requirements |
| Trade Terms | EXW, FOB, CIF, As per customers’ request |
| Payment Terms | Paypal or Western Union for sample orders; Larger amount by T/T with 30% as deposit,70% before shipment |
| Delivery Time | Within 15-20 working days after deposit or payment received |
| Shipping Ports | FOB HangZhou |
About us
HangZhou CHINAMFG Hardware Machinery Co., Ltd.specializes in machining all sorts of high precision machinery components, precision CNC metal and non-metal machining parts with various surface treatments, which apply to packaging machines, printing machines, assembly machinery, electronic packing facilities, metal processing facilities, food machinery and pharmaceutical industry, etc. We have been in CNC precision machining industry for over 10 years. We can manufacture all kinds of high precision machine parts with good quality and favorable prices.
The company has set up a special technology research and development department, and has an experienced and innovative technology research and development team. Provide professional services such as drawings, design, production samples, assembly and debugging for all customers. What makes CHINAMFG different, Machining Company is Qida, the label of excellent quality and high efficiency. Over the years, we have introduced a lot of high-tech equipment, such as four-axis CNC machining centers, which allow us to manufacture complex micro-machine precision parts faster than ever before.
Testing Equipment
1. Are you a direct manufacturer?
Yes, we are direct manufacturer. We have been in this domain since 2008. And if you want, we could chatting with you on video via Wechat/ Whatsapp/Messenger and any way you like to show you our plant.
2. How can you guarantee quality?
Always a pre-production sample before mass production;Always final Inspection before shipment;ALWAYS full-inspection we have.
3. What kind of service/products you provide?
1. Service of ODM&OEM/one -stop service/assembly; From mold design, mold making, machining, fabrication, welding, surface treatment, assembly, packing to shipping.
2. Automotive parts, bicycle parts, motorcycle parts, scooter parts, racing parts, audio products, medical equipment parts, electronic instruments parts, kitchen and bathroom products and other hardware parts.
3. Iron/stainless steel/aluminum/titanium/brass/bronze/steel alloys/hardened parts/any kind of precision parts you need.
4. Automatic lathe turning parts, milling parts, bending parts, welding parts, stamping parts. All kinds of hardware could be customized here, your precious contact is much welcomed!
4. Why should we buy from you not from other suppliers?
(1). We have own plant and 80% of staff(especially the technical staff) in our company have experience for over 20 years.
(2). We provide a competitive price.
(3). High precision, tolerance can be within + 0.005
(4). 10 years’ fabrication experience.
(5). Small order also is welcomed. M100
(6). We can also provide one-stop service, including mold and assembly.
(7). All your information is confidential, and we can CHINAMFG NDA as well.
5. How can I close my deal with you?
This is easy. Firstly, contact our consultant. our consultant will response you within 10 minutes. Secondly, you can provide drawings and the specification about your custom products to us. Thirdly, confirm the contract and pay, and we will start production. we will choose the best mode of transportation for you.
6.Are you available for customized design drawings?
Yes, DWG, DXF, DXW, IGES, STEP, PDF etc.
7. What’s the MOQ?
In general 100pcs, but can accept low quantity in special conditions.
8.What’s the leading time?
It depends on quantity, generally 7-20 days after order confirmation.
9. Can we know the production process without visiting the factory?
We will offer detailed production schedule and send weekly reports with digital pictures and videos which show the machining progress.
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| After-sales Service: | Permanent |
|---|---|
| Type: | Aerospace |
| Material: | Aluminum |
| Muffler Type: | Center Muffler |
| Deck: | Double |
| Tolerance: | +/-0.005 |
| Samples: |
US$ 3.2/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

Can aluminum gears withstand high torque and load conditions?
Aluminum gears have certain limitations when it comes to high torque and load conditions. Here’s a detailed explanation:
1. Strength: Aluminum is generally not as strong as materials like steel or cast iron. While aluminum alloys used for gears can offer good strength, they may not be as robust as traditional materials in terms of absolute strength. Under extremely high torque or heavy load conditions, there is a risk of deformation or failure of aluminum gears.
2. Design Considerations: To ensure that aluminum gears can withstand high torque and load conditions, proper design considerations are crucial. Factors such as gear geometry, tooth profile, tooth thickness, and material selection need to be carefully evaluated and optimized. Reinforcements, such as ribbing or thicker sections, can be incorporated into the gear design to enhance strength and load-bearing capacity.
3. Heat Dissipation: Aluminum has good thermal conductivity, which helps dissipate heat generated during high torque or heavy load operations. Heat can affect the performance and integrity of gears, leading to increased wear or potential failure. Proper lubrication and cooling mechanisms should be implemented to manage heat buildup and ensure optimal gear performance.
4. Surface Treatments: Surface treatments like hard anodizing or coatings can be applied to aluminum gears to improve their hardness, wear resistance, and surface durability. These treatments help mitigate the effects of high torque and load conditions, reducing the risk of surface damage or wear.
5. Application Considerations: The suitability of aluminum gears for high torque and load conditions depends on the specific application requirements. In some cases, aluminum gears may be well-suited for moderate torque and load applications, such as in certain automotive or machinery applications. However, in heavy-duty or extreme conditions, alternative materials like steel or cast iron may be more appropriate.
It’s important to note that engineering judgment, proper design practices, and thorough evaluation of the specific operating conditions are essential in determining whether aluminum gears can withstand high torque and load conditions. In critical applications where high torque or heavy loads are expected, gear manufacturers may choose materials with higher strength and load-bearing capabilities.
In summary, while aluminum gears can be used in certain high torque and load conditions, their suitability depends on factors such as gear design, material selection, heat dissipation, surface treatments, and application requirements. Careful consideration and engineering expertise are necessary to ensure safe and reliable operation of aluminum gears under these conditions.

How do aluminum gears handle shock and impact loads?
Aluminum gears can effectively handle shock and impact loads. Here’s a detailed explanation:
1. Material Strength: Aluminum alloys used for gears exhibit good strength properties, allowing them to withstand sudden shock and impact loads. While aluminum is not as strong as materials like steel, proper gear design and material selection can ensure that aluminum gears meet the required load-bearing capacity for specific applications.
2. Flexibility and Ductility: Aluminum possesses inherent flexibility and ductility, which can help absorb and distribute impact forces. When subjected to shock or impact loads, aluminum gears can deform slightly to dissipate energy and reduce the risk of immediate failure. This characteristic allows aluminum gears to handle sudden and high-intensity loads without catastrophic damage.
3. Resilience: Aluminum gears have a certain degree of resilience, meaning they can recover their original shape after experiencing deformation from shock or impact loads. This resilience allows aluminum gears to continue functioning effectively even after encountering transient high loads.
4. Design Considerations: Proper gear design is crucial for handling shock and impact loads effectively. Engineers can incorporate features such as reinforced tooth profiles, optimized gear geometry, and appropriate surface treatments to enhance the strength and durability of aluminum gears. These design considerations help distribute stress evenly across the gear teeth, minimizing the risk of localized failures.
5. Load Distribution: Aluminum gears can distribute shock and impact loads over a larger contact area, reducing the concentration of stress on individual gear teeth. This load distribution capability prevents localized stress points and helps prevent premature tooth wear or breakage.
6. Surface Treatments: Surface treatments like shot peening or case hardening can be applied to aluminum gears to enhance their resistance to shock and impact loads. These treatments introduce compressive stresses on the gear surface, improving its fatigue strength and resistance to crack initiation and propagation caused by sudden loads.
7. Compatibility with Other Components: Aluminum gears can be designed to work in conjunction with other components in the system to handle shock and impact loads. By considering the overall system dynamics and ensuring compatibility between gears, bearings, shafts, and housing materials, the entire system can better absorb and distribute impact forces, improving its overall resilience.
8. Testing and Validation: Aluminum gears undergo rigorous testing and validation processes to ensure their performance under shock and impact loads. These tests simulate real-world operating conditions, including sudden impacts and high-intensity loads, to assess the gear’s durability and reliability. Manufacturers rely on these tests to verify that aluminum gears can handle the expected shock and impact loads in specific applications.
In summary, aluminum gears handle shock and impact loads through their material strength, flexibility, ductility, resilience, design considerations, load distribution capability, surface treatments, compatibility with other components, and validation through testing. By employing appropriate design practices and material selection, aluminum gears can reliably and effectively handle sudden and high-intensity loads in various applications.

What industries commonly use aluminum gears?
Aluminum gears find applications in various industries. Here’s a detailed explanation:
1. Automotive Industry: The automotive industry extensively uses aluminum gears, particularly in transmissions and differentials. The lightweight nature of aluminum gears helps improve fuel efficiency and overall vehicle performance. Additionally, aluminum gears are used in engine timing systems, power steering mechanisms, and other automotive components.
2. Aerospace Industry: Aluminum gears are utilized in the aerospace industry for applications such as aircraft engines, landing gear systems, and actuation mechanisms. The weight reduction benefits of aluminum gears are particularly valuable in aerospace, where minimizing weight is crucial for fuel efficiency and payload capacity.
3. Railway Industry: Aluminum gears are employed in various railway applications, including propulsion systems, gearboxes, and braking systems. The lightweight nature of aluminum gears helps reduce energy consumption and enhances the overall efficiency of railway systems. Additionally, aluminum gears offer corrosion resistance, which is advantageous in railway environments.
4. Marine Industry: Aluminum gears are used in marine applications, such as boat propulsion systems, marine engines, and winches. The corrosion resistance of aluminum gears is especially important in marine environments where exposure to saltwater and moisture is common.
5. Machinery and Equipment Manufacturing: Aluminum gears are utilized in a wide range of machinery and equipment, including industrial machinery, agricultural equipment, construction machinery, and material handling systems. The lightweight nature, corrosion resistance, and design flexibility of aluminum gears make them suitable for various machinery applications.
6. Electronics and Robotics: Aluminum gears are employed in electronics and robotics applications where weight reduction, compact size, and electrical conductivity are essential. They are used in precision equipment, robotic arms, automation systems, and various electromechanical devices.
7. Medical Equipment: The medical equipment industry utilizes aluminum gears in devices such as imaging equipment, robotic surgical systems, and diagnostic instruments. Aluminum gears offer advantages such as lightweight construction, noise reduction, and electrical conductivity in medical applications.
8. Sports and Recreation: Aluminum gears are used in sports and recreational equipment, including bicycles, motorcycles, scooters, and fitness machines. The lightweight nature of aluminum gears contributes to improved performance, maneuverability, and user experience in these applications.
9. Power Generation: Aluminum gears find applications in power generation systems, such as wind turbines and hydroelectric generators. The lightweight construction of aluminum gears facilitates efficient energy conversion and reduces the loads on the power transmission components.
These are just a few examples of the industries that commonly use aluminum gears. The versatility, lightweight nature, corrosion resistance, and other advantageous properties of aluminum gears make them suitable for a wide range of applications across numerous industries.


editor by Dream 2024-05-02