Please see details for slewing ring bearing Slewing Bearing
If you need more details, please feel free to contact us for designing and producing, Attn: Susan Yang
1. Why choose CHINAMFG slewing bearings
Who we are?
We (HangZhou CHINAMFG special heavy-duty and large bearing manufacturing CO., LTD) are a professional
bearing manufacturer in the world, established in 2000, specializing in slewing bearings, slewing drives
and special bearings, with design, production, sales, marketing and service from OD200mm to 8000mm.
For 18 years experiences, our bearings have flied to more than 50 countries.
Our technical team:
We have 60 employees, with 6 experienced engineers and professional technicists.
All our bearings are designed by CAD-programs, made according to customers’ special demands.
Our technical team can also verify safety & reliability depending on the load case and the strength of raceway
as well as gear and bolt connections.
Equipped with advanced manufacturing equipments and test instruments, all bearings are of uniform marking
and packing with superior quality, reasonable prices and perfect services.
We have been certificated by ISO9001:2008, and we are also aligned to international quality standards
from application consulting and engineering to productions, examinations, documentations and dispatch.
We will prepare additional test reports if customers need.
2. Structure of CHINAMFG slewing bearings
Single row ball slewing ring bearings
Double row ball slewing ring bearings
Crossed roller slewing ring bearing
Three row cylindrical roller slewing bearings
BALL & ROLLER combined slewing bearings
Flanged slewing ring bearing
Slewing bearings with external gear
Slewing bearings with internal gear
Slew bearings without gear
Slewing bearings with external flange and internal gear
Slew rings with internal flange and external gear
Slew bearings with external and internal flange
3. About CHINAMFG bearings Advantages:
3.1 introduction:we are a manufacturer of slewing bearing since 1993, our factory occupies a area of 30000square CHINAMFG with 4 workshop and 1 office building.
3.2 Featured products: slewing bearing and slewing drive
3.3 Capital: Current is 1 million RMB, but we are increasing the capital to 10 million RMB
3.4 Workers: 60
3.5 Certificate: ISO9001:2008, 3.1 certificate, CCS certificate
All CHINAMFG slew rings can betested by the 3rd party inspection organization if customer requires, such as BV, CCS, SGS, LR, ABS and so on. All swing bearings inspection reports will be supplied to customers, including raw material certificate, heat treatment certificate, UT&PT and so on.
3.6 Annual Exportation: 8 million USD
3.7 Warranty Period: All CHINAMFG slewing ring bearings have a warranty period of 18 months, for some special working condition, warranty period can be lengthened to 3-4 years.
3.8 Production Time: All CHINAMFG slewing ring bearings can be usually delivered timely, usual production time is 15-50 days based on different slew bearings diameters, sometimes slew rings will be in stock.
3.9 Technical Control
All CHINAMFG slewing ring bearings are forged rings with material steel 50Mn or 42CrMo, slewing rings are machined by CNC lathe, slew bearings raceway are quenched via medium-frequency hardening with hardness 55-60HRC, turntable bearings are drilled holes by CNC drilling machine, slew gears are machined by hobbing machine with gear quenched if required, swing bearings then are grinded by grinding machine with higher precision.
4. CHINAMFG Slewing Bearing Packing
4.1 Basic Packing
Bearing surface is covered with the anti-rust oil first; and then wrapped with the plastic film;
And then packed with kraft paper and professional belts;
At last, with wooden box totally at the outer packing to invoid the rust or the moist;
We can depend on the customers demand to be packed;
4.2 CHINAMFG slewing ring bearings can be packed by different ways.
If bearing diameter is less than 2300mm, slewing rings will be usually packed by square plywood case.
If bearing diameter is more than 2300mm, slewing rings can be packed by square plywood case, round plywood case, or steel tripod. Every package way can be totally kept goods safely.
5. CHINAMFG Slewing Bearing Transportation:
Slewing bearings can be offered different delivery terms, such as EXW, FOB, CIF, DDU and so on.
Also, slewing rings can be transported by different transport ways, by express (such as DHL, TNT, UPS, FEDEX and so on), by air, by sea, by truck, by railway and so on.
Flanged slewing bearing: internal flange and external gear
E.505.20.00.C, E.650.20.00.C, E.750.20.00.C, E.850.20.00.C, E.950.20.00.C, E.1050.20.00.C, E.1200.20.00.C
E.1100.32.00.C, E.1200.32.00.C, E.1300.32.00.C, E.1400.32.00.C, E.1500.32.00.C, E.1600.32.00.C
Flanged slewing bearing: internal gear and external flange
I.505.20.00.C, I.650.20.00.C, I.750.20.00.C, I.850.20.00.C, I.950.20.00.C, I.1050.20.00.C, I.1200.20.00.C
I.1100.32.00.C, I.1200.32.00.C, I.1300.32.00.C, I.1400.32.00.C, I.1500.32.00.C, I.1600.32.00.C
Flanged slewing bearing: internal flange and external flange
SD.505.20.00.C, SD.650.20.00.C, SD.750.20.00.C, SD.850.20.00.C, SD.950.20.00.C, SD.1050.20.00.C,
SD.1100.32.00.C, SD.1200.32.00.C, SD.1300.32.00.C, SD.1400.32.00.C, SD.1500.32.00.C,
Four point contact ball slewing bearing: external gear type
E.505.20.00.B, E.650.20.00.B, E.750.20.00.B, E.850.20.00.B, E.950.20.00.B, E.1050.20.00.B, E.1200.20.00.B
E.900.25.00.B, E.1000.25.00.B, E.1100.25.00.B, E.1200.25.00.B
E.535.25.00.D.1, E.589.25.15.D.1, E.595.25.00.D.6, E.864.25.00.D.5, E.972.25.00.D.3, E.1080.25.00.D.5, E.1200.25.00.D.1
E.595.32.00.D.1, E.695.32.15.D.1, E.816.32.00.D.1, E.980.32.00.D.1, E.1144.32.15.D.1, E.1289.32.15.D.1, E.1380.32.15.D.1
Four point contact ball slewing bearing: internal gear type
I.486.20.00.B, I.616.20.00.B, I.716.20.00.B, I.816.20.00.B, I.916.20.00.B, I.1016.20.00.B, I.1166.20.00.B
I.855.25.00.B, I.955.25.00.B, I.1055.25.00.B, I.1155.25.00.B
I.340.16.00.D.1, I.486.16.00.D.1, I.535.22.00.D.3.V
I.562.25.15.D.1, I.570.25.00.D.1, I.635.25.00.D.3.V, I.750.25.00.D.1, I.850.25.00.D.1, I.950.25.00.D.1
I.810.32.00.D.1, I.815.32.10.D.1, I.816.32.10.D.1
Four point contact ball slewing bearing: none gear type
SD.486.20.00.B, SD.616.20.00.B, SD.716.20.00.B, SD.816.20.00.B, SD.916.20.00.B, SD.1016.20.00.B
SD.855.25.00.B, SD.955.25.00.B, SD.1055.25.00.B, SD.1155.25.00.B
SD.234.14.00.D.1, SD.329.20.00.D.1, SD.430.25.15.D.1, SD.475.20.00.D.1, SD.505.25.15.D.6
Double row ball slewing bearing: internal gear type
I.973.2.22.00.D.6, I.1165.2.22.00.D.6, I.1200.2.25.00.D.6, I.1346.2.30.05.D.6, I.17184.108.40.206.D.6
Double row ball slewing bearing: external gear type
E.504.2.25.00.D.6, E.608.2.25.10.D.6, E.7220.127.116.11.D.6, E.1079.2.20.12.D.3-V, E.1080.2.22.00.D.6, E.1200.2.25.00.D.1
Crossed roller slewing bearing: internal gear type
I.1165.25.12.D.3.RV, I.1251.30.12.D.1-RV, I.1346.30.15.D.1-RV, I.1460.30.12.D.1-RV, I.1530.40.12.D.1-RV
Crossed roller slewing bearing: external gear type
E.1144.30.12.D.1-RV, E.1144.30.12.D.3-RV, E.1390.30.15.D.1-R, E.1476.45.15.D.1-RV, E.1604.50.10.D.1-RV, E.1805.45.17.D.3-R
|Standard or Nonstandard:
|Cold-Resistant, Corrosion-Resistant, Heat-Resistant
|Sealed On Both Sides
|Deep Groove Raceway
|50mn or 42CrMo
How do you choose the right type of aluminum alloy for specific applications?
Choosing the right type of aluminum alloy for specific applications involves considering various factors. Here’s a detailed explanation:
1. Mechanical Properties: Assess the required mechanical properties for the application, such as strength, hardness, toughness, and wear resistance. Different aluminum alloys offer varying levels of these properties. For example, 2000 series alloys are known for their high strength, while 6000 series alloys offer a good balance of strength and formability.
2. Corrosion Resistance: Evaluate the environmental conditions the aluminum alloy will be exposed to. Some alloys have better corrosion resistance, making them suitable for applications in corrosive environments. For instance, 5000 series alloys are known for their excellent corrosion resistance.
3. Formability: Consider the required formability and ease of fabrication. Certain aluminum alloys, like 1000 and 3000 series, have excellent formability, making them suitable for applications that involve complex shapes or intricate designs.
4. Heat Treatability: Determine if heat treatment is necessary to achieve the desired mechanical properties. Some aluminum alloys, such as 7000 series, are heat-treatable and can be strengthened through heat treatment processes like solution heat treatment and aging.
5. Weight: Evaluate the weight requirements of the application. Aluminum alloys have lower density compared to many other metals, making them ideal for lightweight applications where weight reduction is critical, such as aerospace or automotive industries.
6. Cost: Consider the budget and cost constraints of the project. Different aluminum alloys have varying costs based on factors such as availability, production processes, and alloying elements. Balancing the desired properties with the project’s budget is important.
7. Compatibility: Ensure that the chosen aluminum alloy is compatible with other materials or components in the application. Compatibility includes factors such as galvanic corrosion potential, thermal expansion coefficients, and joining methods.
8. Industry Standards: Check if there are specific industry standards or regulations that dictate the use of particular aluminum alloys for certain applications. Industries such as aerospace, automotive, and marine often have specific alloy requirements based on performance and safety standards.
9. Consult Experts: When in doubt, consult with material engineers, metallurgists, or industry experts who have expertise in aluminum alloys. They can provide valuable insights and guidance based on their knowledge and experience.
Considering these factors in combination with the specific requirements and constraints of the application will help in choosing the right type of aluminum alloy. It’s important to note that selecting the most suitable alloy may involve trade-offs between different properties and considerations.
In summary, selecting the right type of aluminum alloy for specific applications involves assessing mechanical properties, corrosion resistance, formability, heat treatability, weight requirements, cost, compatibility, industry standards, and seeking expert advice. Taking a comprehensive approach ensures that the chosen aluminum alloy meets the performance, durability, and cost objectives of the application.
Can aluminum gears be used in consumer electronics products?
Yes, aluminum gears can be used in consumer electronics products. Here’s a detailed explanation:
1. Lightweight Design: Consumer electronics products, such as smartphones, laptops, or cameras, often prioritize portability and lightweight design. Aluminum gears offer a significant advantage in these applications due to their lightweight properties. By using aluminum gears, manufacturers can contribute to reducing the overall weight of the device, making it more convenient for users to carry and handle.
2. Corrosion Resistance: Aluminum alloys have good corrosion resistance, making them suitable for consumer electronics products that may be exposed to moisture, humidity, or environmental elements. This corrosion resistance helps protect the gears from degradation and ensures long-term reliability, even in demanding usage conditions.
3. Electrical Insulation: Aluminum is an electrically non-conductive material, which can be advantageous in consumer electronics applications. Aluminum gears can help prevent electrical short circuits and interference, contributing to the overall safety and performance of the electronic device.
4. Manufacturability: Aluminum is a highly versatile material that can be easily machined or formed into intricate gear shapes. This manufacturability allows for the production of custom-designed gears that meet the specific requirements of consumer electronics products. Manufacturers can optimize gear designs for efficient power transmission, noise reduction, and space utilization.
5. Noise and Vibration Damping: Aluminum gears possess inherent damping properties, which can help reduce noise and vibration in consumer electronics devices. By incorporating aluminum gears, manufacturers can improve the overall user experience by minimizing gear-induced noise and vibration, leading to quieter and more comfortable operation.
6. Heat Dissipation: Consumer electronics products often generate heat during operation, especially in devices with motors or high-performance components. Aluminum’s excellent thermal conductivity allows it to efficiently dissipate heat, helping to maintain optimal operating temperatures and prevent overheating-related issues. Aluminum gears can contribute to efficient heat management within the device.
7. Cosmetic Appeal: Aluminum gears can also offer aesthetic benefits in consumer electronics products. The use of aluminum can give a sleek and modern appearance to the gears, enhancing the overall visual appeal of the device. Manufacturers can take advantage of aluminum’s surface finish options, such as anodizing or polishing, to achieve desired cosmetic effects.
8. Compatibility with Plastic Components: Many consumer electronics devices incorporate plastic components due to their versatility and cost-effectiveness. Aluminum gears can be compatible with plastic parts, allowing for efficient integration within the overall device assembly. This compatibility facilitates the design and manufacturing of compact and lightweight consumer electronics products.
In summary, aluminum gears can be effectively used in consumer electronics products, offering advantages such as lightweight design, corrosion resistance, electrical insulation, manufacturability, noise and vibration damping, heat dissipation, cosmetic appeal, and compatibility with plastic components. By incorporating aluminum gears, manufacturers can optimize the performance, functionality, and user experience of consumer electronics devices.
What are the benefits of using aluminum gears over traditional materials?
Using aluminum gears over traditional materials offers several benefits. Here’s a detailed explanation:
1. Weight Reduction: Aluminum gears are significantly lighter compared to gears made from traditional materials like steel or cast iron. The lower density of aluminum results in gears that weigh less for the same size and shape. This weight reduction offers advantages such as improved energy efficiency, reduced inertia, and easier handling and installation.
2. Improved Energy Efficiency: The lightweight nature of aluminum gears contributes to improved energy efficiency in machinery. With lighter gears, less energy is required to rotate or move the gears, resulting in reduced power consumption. This is particularly beneficial in applications where energy efficiency is a priority, such as automotive or aerospace systems.
3. Reduced Inertia: The lower weight of aluminum gears reduces the inertia of rotating parts. This enables quicker acceleration and deceleration, leading to improved responsiveness and overall performance of the machinery. Reduced inertia also helps reduce wear and tear on other components, enhancing the durability of the system.
4. Corrosion Resistance: Aluminum gears offer good corrosion resistance, particularly when compared to traditional materials like steel. This makes them suitable for applications in environments where exposure to moisture, chemicals, or corrosive substances is common. Industries such as marine, automotive, and outdoor equipment benefit from the corrosion-resistant properties of aluminum gears.
5. Design Flexibility: Aluminum is a highly malleable material, allowing for intricate and complex gear designs. It can be easily shaped and machined into various gear profiles, including custom or specialized designs. This design flexibility enables engineers to optimize gear performance and adapt to specific application requirements.
6. Noise Reduction: Aluminum gears exhibit better noise-dampening characteristics compared to some traditional materials. The inherent damping properties of aluminum help reduce gear noise and vibrations, leading to quieter operation in machinery and equipment.
7. Cost Efficiency: Aluminum gears can offer cost advantages over traditional materials in certain situations. While the initial material cost of aluminum may be higher, the overall cost savings can be realized through factors such as reduced energy consumption, simplified handling and installation, and lower maintenance requirements.
8. Recyclability: Aluminum is a highly recyclable material. Using aluminum gears promotes sustainability and environmental responsibility. Recycling aluminum gears at the end of their lifecycle helps conserve resources and reduce waste.
In summary, using aluminum gears over traditional materials provides benefits such as weight reduction, improved energy efficiency, reduced inertia, corrosion resistance, design flexibility, noise reduction, cost efficiency, and recyclability. These advantages make aluminum gears a favorable choice in various industries and applications.
editor by CX 2023-10-11