Manufacturing on Demand, Configure your product.
Bronzelube.com is a leading manufacturer and supplier of high-quality CNC bronze bushings. We maintain a comprehensive inventory of bearing bronze alloys in various shapes and sizes, supporting all phases of your CNC bronze bushing and bearing manufacturing projects, from prototyping to production.
CNC Bronze, Machining bushings
Metric cylindrical and flange bronze bushings are available in made-to-order, non-standard sizes.
- Straight Bushings
- Flange Bushings
- Thrust Washer
- Wear Plate
Machining Bronze Groove Bushing
Common applications of this bronze bushing include port machinery, construction equipment, plastic injection machines, axles, and material handling machinery.
Find your efficient & cost-effective bushing solutions.
CNC bronze metal baring
01. Bronze Bushing Design
Bronze bushings from bronzelube.com outshine those of other suppliers. Always tested and proven, our high-performance materials come backed by diverse manufacturing capabilities, including CNC machining, sheet metal fabrication, and casting, to fulfill your project’s specific needs. Visit us at www.bronzelube.com!
02. High Quality
Material Selection Guide: Order high-quality CNC bronze bushings that meet your specifications. We provide a variety of metal and bushing materials with different sizes, infills, and hardness options. Our on-demand manufacturing platform helps suppliers secure profitable work, source affordable raw materials and tooling, and enhance cash flow and shop efficiency.
03. CNC Bronze Bushing
Low minimum order value and quantity with rapid delivery. We prioritize customer satisfaction! Our company is a leading supplier in China’s competitive bronze bushing industry.
- CNC Machining
- CNC Milling
- CNC Turning
Extensive inventory and commitment to quality workmanship.
Bronze bushing has a high load capacity and good corrosion resistance feature.
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Property
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Description
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Benefit in Metalworking
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|---|---|---|
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Low Friction
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Bronze has a low coefficient of friction (typically 0.1–0.3).
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Reduces heat generation and wear on tools and workpieces.
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Wear Resistance
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High resistance to abrasion and material degradation.
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Extends bearing and tool life, maintaining precision.
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Self-Lubrication
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Embedded lubricants or alloy properties reduce external lubrication needs.
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Minimizes maintenance and ensures smooth operation.
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Corrosion Resistance
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Resistant to rust and chemical degradation.
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Ideal for harsh environments and long-term use.
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High Load Capacity
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Can support heavy loads without deformation.
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Ensures stability in high-pressure machining processes.
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Spindle Support: The spindle, which holds the cutting tool, rotates at high speeds (often 10,000–20,000 RPM). Bronze bearings provide low-friction support, ensuring smooth rotation and minimal vibration.
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Guideway Stability: Linear guideways, which control the movement of the workpiece or tool, rely on bronze bearings to reduce friction and maintain alignment.
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Heat Management: The low friction coefficient of bronze minimizes heat buildup, protecting both the bearing and the workpiece from thermal distortion.
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Bearing Material
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Wear Rate (mm³/hour)
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Friction Coefficient
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Maintenance Interval (hours)
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|---|---|---|---|
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Bronze
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0.02
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0.15
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2,000
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Steel
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0.027
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0.25
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1,500
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Polymer
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0.035
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0.3
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1,000
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Workpiece Support: Bronze bearings in the chuck or tailstock support the rotating workpiece, ensuring stability at high speeds (up to 5,000 RPM).
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Tool Holder Stability: Bronze bearings in the turret or tool holder minimize vibration, enabling precise cuts.
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Self-Lubrication: The self-lubricating properties of bronze reduce the need for external lubricants, simplifying machine design and maintenance.
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Bronze Bearings: Excel in high-load, low-speed applications where self-lubrication and wear resistance are critical. They are less prone to failure under heavy loads.
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Ball Bearings: Better suited for high-speed, low-load applications but require regular lubrication and are more susceptible to contamination.
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Tool Support: Bronze bearings support rotating or reciprocating cutting tools, such as saw blades or shearing dies, reducing friction and wear.
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Vibration Damping: The inherent damping properties of bronze minimize vibrations, improving cut quality and tool life.
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Wear Resistance: Bronze bearings withstand abrasive conditions, maintaining accuracy over thousands of cuts.
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Wheel Support: Bronze bearings support the grinding wheel’s spindle, minimizing friction and ensuring consistent rotation.
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Workpiece Stability: In centerless grinding, bronze bearings stabilize the workpiece, enabling precise material removal.
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Low Friction: The low friction coefficient of bronze reduces energy consumption and heat generation, critical for maintaining dimensional accuracy.
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Advantage
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Bronze Bearings
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Steel Bearings
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Polymer Bearings
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|---|---|---|---|
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Friction Coefficient
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Low (0.1–0.3)
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Moderate (0.2–0.4)
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High (0.3–0.5)
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Wear Resistance
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Excellent
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Good
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Poor
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Self-Lubrication
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Yes
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No
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Limited
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Load Capacity
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High
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High
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Low
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Maintenance Needs
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Low
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High
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Moderate
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Machining Bronze Bushings: Crafting Precision for Heavy Machinery
Bronze bushings are an integral component of many mechanical systems, especially in heavy machinery such as excavators. Their role in providing a wear-resistant, low-friction interface is crucial for the efficient operation of the equipment. This article delves into the precision machining of bronze bushings and how standard sizes can be tailored for specific applications.
1. Introduction to Bronze Bushings:
Bronze, an alloy primarily of copper and tin, has been long favored for its excellent sliding properties, wear resistance, and corrosion resistance. Bushings made from this material are especially beneficial in applications where the parts are subject to high loads and require low maintenance.
2. Machining Process:
Turning on the Metal Lathe:
The primary method of crafting bronze bushings is by turning them on a metal lathe. Here’s a simplified breakdown of the process:
- Stock Preparation: Begin by selecting a bronze rod of suitable diameter. This will be the raw material from which the bushing is machined.
- Mounting: Securely mount the rod in the lathe chuck, ensuring it is aligned correctly.
- Turning the Outside: Using a suitable cutting tool, turn the rod to the desired outer diameter of the bushing.
- Drilling the Inner Diameter: Once the outer diameter is achieved, drill the center of the rod to create the bushing’s inner diameter.
- Boring: For precise inner diameters, a boring process follows the drilling. This ensures the inner surface is smooth and of exact dimensions.
- Finishing: The bushing’s surfaces are then finished, often with fine sandpaper, to ensure smoothness.
Additional Processes:
For custom applications, additional processes like grooving (for lubrication channels) or threading might be necessary.
3. Custom Bushings for Excavators:
Excavators and other heavy machinery have specific requirements based on their design and operational conditions. Custom bushings might be needed to:
- Accommodate unique shaft sizes.
- Provide additional wear resistance in high-load areas.
- Integrate with specialized lubrication systems.
4. Standard Sizes and Installation:
While custom bushings are often necessary for specialized applications, many manufacturers offer standard sizes that are suitable for a wide range of uses. These bushings are typically supplied ready to install, having undergone rigorous quality checks to ensure they meet the required specifications.
5. Conclusion:
Precision machining of bronze bushings is both an art and a science. The combination of the right materials, skilled craftsmen, and advanced machinery ensures that these components perform optimally in their demanding roles. Whether you’re sourcing standard sizes or need custom bushings for specific applications, understanding the machining process can help in making informed decisions and ensuring the longevity and efficiency of the machinery they serve.
High Precision CNC Machining: Crafting Superior Bronze Bushings and Beyond
Welcome to the world of precision engineering where superior quality meets unparalleled accuracy. At the heart of our operations is a commitment to manufacturing excellence, achieved through the power of advanced CNC (Computer Numerical Control) machining. We specialize in the production of bronze bushings, bearings, custom bronze rings, and various other intricate bronze parts.
Unleashing the Power of Precision with CNC Machining
Our modern manufacturing setup incorporates the latest in CNC turning and 3, 4, and 5-axis milling. This enables us to produce an array of mechanical parts, ranging from the simplest to the most complex. With this cutting-edge technology at our disposal, we can realize the most intricate designs with the highest precision.
Our highly skilled technicians ensure that the tolerance of our products meets an impressive +/-0.005mm, a testament to the precision we are able to achieve. This allows us to deliver parts that meet your exact specifications, ensuring the seamless integration of these components into your machinery or equipment.
More Than Just Machining
In addition to our CNC machining capabilities, we also offer surface treatment after the machining process. This serves to enhance the performance, durability, and aesthetic appeal of our products, thereby adding further value to your investment. Our surface treatment services include, but are not limited to, polishing, anodizing, and plating, to meet the various needs of our diverse clientele.
Quality, Integrity, and Competitive Pricing
Quality is at the core of everything we do. From the initial design phase to the final production, every step is carried out with meticulous attention to detail. We aim not only to meet but to exceed our customers’ expectations, delivering a product that truly stands out in terms of precision, durability, and performance.
Integrity forms the foundation of our operations. We believe in honest, transparent dealings with our clients, providing them with a service they can trust.
Lastly, we are committed to offering competitive prices. We understand that cost-effectiveness is crucial in today’s competitive market scenario. With us, you can rest assured that you will be receiving a high-quality product at a price that offers excellent value for money.
Get in Touch Today!
If you require parts manufactured via CNC machining processing, we invite you to get in touch with us. We would be delighted to provide a comprehensive quote that reflects our commitment to quality, integrity, and competitive pricing. With our extensive machining expertise and manufacturing capabilities, we look forward to becoming your trusted partner in precision engineering.
Precision CNC machining offers a host of benefits for the production of bronze sleeve bearings. Here’s how various processes can be used:
- CNC Swiss Machining: Swiss CNC machines are best suited for high-precision work. They are particularly effective in creating the small, precise dimensions often required for bronze sleeve bearings. The main advantage of these machines is their ability to perform complex operations in a single setup, thereby improving efficiency and reducing the time it takes to manufacture the part.
- CNC Milling: CNC milling is often used to create the overall shape of the bearing. The precision of CNC milling machines ensures that each bearing is machined to the exact dimensions required. They can cut and shape the material from different angles, providing the versatility needed for more complex parts.
- Precision CNC Lathe: A lathe is used for the rotational machining of the bronze material. In the case of sleeve bearings, this process could be used to create the cylindrical shape and ensure a high level of concentricity and accuracy, as well as to finish the inner and outer diameters of the bearings.
- Wire EDM (Electrical Discharge Machining): Wire EDM is a machining process that uses electrical discharges to cut through materials. While this might not be a primary method for creating bronze sleeve bearings, it can be used for creating very precise features or shapes that can’t be made with milling or turning.
- Cylindrical Grinding: After the bronze bearing has been machined, cylindrical grinding is used to refine the surface. This process provides a very smooth surface finish and ensures the precise sizing and surface integrity of the bearing.
- Surface Grinding: Surface grinding ensures that the end faces of the sleeve bearings are flat and parallel to each other. It helps in achieving precise thickness and flatness tolerances, enhancing the overall performance of the bearing.
Using these methods, a precision CNC machining shop can create high-quality, precise, and durable bronze sleeve bearings that meet specific requirements. The resulting product offers high performance and reliability in a variety of applications.
Bronze CNC Bushing – Online Free Quote
CNC Machining, Brass CNC – CNC Machining Service, Over Metal Machining Materials Are Available. Speak With A Specialist. CNC Quote In Seconds. Free Quote Now! Speed & Efficiency. Online Free Quote, Maintenance-Free Solid Bronze Bushing| High Quality,Factory Price, Ask A Quote! We not only manufacture bronze bushing material according to China’s national standard, but also can produce it as the related standards of the ASTM (UNS, SAE), EU and JIS, etc.What’s more, we can also develop the cast bronze bushing material according to the special requirements and drawings of customers.
Brass CNC – Online Free Quote. Tin Bronze Alloy. Tin Bronze. A Gunmetal Alloy Which Is Ideal For Slide Bearings & Sliding Parts. Bronze Bushings Exhibit Wear Properties Of Up To Four Times Greater Than Oem Bushings Due To The Use Of Improved Materials. Opinions And Comments Are Valuable Because They Allow Us To Improve.
Solid bronze bushings are made of a multi-component bronze, CuSn7Zn4Pb7-B, which has very good sliding properties .
Solid bronze bushings can be lubricated with either oil or grease.CNC machine center Bronze Bushings Material cusn5pb5zn5, bronze flange bearings with lubrication grooves.Made to order from china,Get a Free Quote.
ZCuSn5Pb5Zn5 cast copper alloy is used for wear resistant and corrosion-resistant bearing bushing sleeve bearings Rg7 Brass bushing parts such as bushing, sliding bearings, cylinder bushing, piston clutch, pump gland and worm gear working under high load and medium sliding speed.
Technical Support
VIIPLUS has an experienced machining team. We can provide customers full service on fixture design, fabrication, assembly and testing plus the self-lubricating bronze bushing part design, verification and sliding bronze bearings special manufacturing.
VIIPLUS has the experience and skill in drilling, plane milling, contour milling, fine boring, fine reamer, rigid tapping, special
boring, exterior fine turning, inner hole fine turning, and multi-face machining capability. On two working tables of the
machine, It can exchange working part in 3-5 seconds to save time and increase efficiency.
Material
- Copper alloys Bushing – Leaded gunmetal – Casting alloy CuSn5Pb5Zn5 Bushing & Bearings
- ZCuSn5Pb5Zn5 is a cast copper alloy with good wear and corrosion resistance.
- Rg7 Bronze
Shapes&Forms
- Cylindrical bushings
- flange bushings
- Plates
- Washers
- Other Custom Bearings Parts
Note: Grooves can be closed or open on one or both sides.There are different shapes and geometries of grooves which should be used according to the type of graphite bronze bearings.
Range of Application
Forest machinery, pump housing parts, cylinder bearings, shipping & container industry etc.
Bronze Bushing Technical Data
Machined Bronze Bushings and Bearings are specialty products that are produced using precision CNC machining. This process enables the creation of bearings with high accuracy, excellent surface finish, and intricate features to suit a multitude of applications.
Bronze Bearings, as a professional CNC machining service provider, offers a comprehensive inventory of bearing bronze alloys in a variety of shapes and sizes. They ensure the availability of a broad spectrum of specifications to meet diverse customer needs.
Cast bronze bushings are an ideal choice for a multitude of applications due to their excellent load carrying capacity, superior durability, and high resistance to wear, corrosion, and heat. These characteristics are the result of the alloying elements in bronze, primarily tin, that gives it strength and resilience.
The ‘figure 8 grooves’ bronze bushing is a specific design of a bushing that incorporates lubrication grooves in the shape of a figure 8. These grooves are carefully machined into the inner surface of the bushing, helping to retain and distribute lubrication more evenly. This design significantly improves the performance and lifespan of the bushing, especially in high-load or high-speed applications.
Lastly, the availability of bronze bushings in inch sizes ensures compatibility with the standard measurement systems used in many industries and applications. This versatility helps accommodate a wide range of customer requirements and equipment designs.
Maintenance-Free bushing
We design, produce and distribute high-performance materials that provide innovative solutions for consumers.
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Sliding Bearing,Customized Items,Bronze flange bearings with lubrication grooves. Know what you’re looking for? Or need help figuring out what you need? Contact us today for a quote.
Special Manufacturing
Know what you’re looking for? Or need help figuring out what you need? Contact us today for a quote.
Bronze Bushing Technical Data
Material：CuSn5Pb5Zn5 |
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| Density | HB hardness | Tensile strength N/mm2 | Yeild strength N/mm2 | Elongation % | Coefficient of linear expansion |
Max. temp. | Max. load N/mm2 | Max. speed (Dry) m/min | Max. PV N/mm2*m/min (Lubrication) |
Compression deformation 300N/mm2 |
| 8.9 | >70 | >200 | >90 | >15 | 1.8×10-5/°C | -40~+400 | 60 | 10 | 60 | <0.05mm |
Characteristics for bronze material
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| Material | Characteristics |
|---|---|
| Bronze | High corrosion resistance and relatively low frictional coefficient in seawater. Excellent pressure resistance, abrasion resistance, machinability, and mechanical characteristics. |
| Phosphorous bronze | Excellent corrosion resistance and abrasion resistance and has excellent hardness. Used as the machine parts like roller for making gear and worm gear. |
| Lead bronze | Suitable for soft shaft. Suitable for the part where high contact pressure is required. Excellent pressure resistance and abrasion resistance. |
| High Strength brass | Suitable for low and medium speed and high load. High strength and hardness. Excellent corrosion resistance and abrasion resistance in high load. |
| Aluminum bronze | Suitable for high temperature and repetitive load. High strength and tougness. Excellent corrosion resistance and heat resistance. |
Products, Design Custom Parts for Manufacturing
On-Demand Manufacturing
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CNC Machined Metals
- Aluminum CNC machining
- Copper CNC machining
- Bronze CNC machining
- Brass CNC machining
- Stainless steel CNC machining
- Steel CNC machining
- Titanium CNC machining
- Zinc CNC machining
The Precision Self-lubricating Bronze Bearing Machining
Self-lubricating bronze sleeve bearing grinding process and the advantages of ultra-fine machining
Self-lubricating bronze bushing bearing is one of the most important parts of contemporary mechanical equipment, and it deserves to be called Self-lubricating bronze bushing bearing. precision cnc bronze bushing. The bearings we see in daily life are basically ordinary bearings with low technical content. The precision Self-lubricating bronze bushing bearing used in engines, high-precision machine tools and equipment, high-speed railroads, instruments and other high-end fields has an unimaginable degree of complexity in technology. The precision, performance in terms of vibration, noise and abnormal sound, life and reliability, and high-speed performance of a bearing determine the quality of a bearing. In the bearing production process, forging, heat treatment, grinding and machining, super finishing and rust prevention treatment are the most critical. Self-lubricating bronze bushing bearing in the grinding process, the working surface is ground by the high-speed rotating grinding wheel. In the grinding processing and super-finishing process, only when the surface roughness reaches the specified standard can a high precision bearing with excellent performance be made. The grinding tool plays the most critical role in the quality of Self-lubricating bronze bushing bearing and can affect the efficiency of the grinding process. Self-lubricating bronze bushing bearing grinding process is divided into：
- 1、Centerless grinding of outer ring and oversized bearing outer ring cylindrical grinding.
- 2、The outer ring inner raceway grinding and/or retaining edge grinding.
- 3、Over-finishing of inner raceway of outer ring.
- 4、The inner ring outer race grinding and / or edge grinding.
- 5、Inner ring bore grinding.
- 6、Over-finishing of inner ring outer race.
- 7、Inner and outer ring end grinding.
Super finishing means that under good lubrication conditions, high level of super finishing can affect the working performance of Self-lubricating bronze bushing bearing by
- Improve the rotational accuracy of Self-lubricating bronze bushing bearing, reduce the vibration and noise of Self-lubricating bronze bushing bearing.
- Improve the bearing capacity of Self-lubricating bronze bushing bearing.
- Improve the lubrication effect of Self-lubricating bronze bushing bearing and reduce the wear.
- Reduces the heat generated by the Self-lubricating bronze bushing bearing during operation.
The use of excellent quality Self-lubricating bronze bushing bearing technology is a prerequisite for its existence. For more information about the Self-lubricating bronze bushing bearing grinding process and the advantages of super finishing, please stay tuned for more information about the Self-lubricating bronze bushing bearing super finishing technology. These plain bearing materials and solutions are used in all aspects of construction, transportation, infrastructure and industrial applications and are relevant to our daily lives. They are the source of happiness for everyone and the cornerstone of a better future for mankind; not only bringing comfort, safety and quality of life to consumers, but also actively addressing the challenges of sustainable building, energy efficiency and climate change.
