Grease Grooved Bronze Bushings and Flange Bronze Bushings revolutionize with their cost-effective, maintenance-free design.

Elevate Machinery Performance with Premium Grease Groove Bronze Bushings!

Cast bronze bushings deliver strength, durability, and long service life for demanding applications. Made from solid bronze alloys and precisely machined, they withstand heavy loads, high temperatures, and tough environments.

Perfect for machinery, hydraulic systems, and industrial equipment, these bushings offer excellent resistance to wear and corrosion. Available in standard sizes or custom designs, cast bronze bushings provide a reliable solution where performance matters most.

Crafted from continuous cast C93200 (SAE 660) bronze—a high-grade alloy renowned for durability—our precision-machined Oil and Grease Groove Bronze Bushings deliver unmatched quality and reliability. Featuring strategically engineered grease grooves, these bushings ensure consistent lubrication distribution, with optional graphite-infused designs for enhanced self-lubrication in demanding applications.

We offer a wide range of groove patterns — including 11, Figure Eight, Double Loop, and more.

Grooves can be machined to remain fully within the part or break out at the ends, depending on application requirements.

Available Groove Styles

• Circular
• Straight
• Single Loop
• Double Loop
• Straight & Circular
• Figure Eight
• Double Figure Eight
• 11

Key Features

Standard and custom groove patterns available

Expert design and engineering support

Grooves can be supplied with graphite inserts for enhanced lubrication

Why Choose Our Grease Groove Bronze Bushings?

• Optimized Lubrication Flow: Precision-cut grooves channel grease effectively, minimizing friction, heat, and energy loss to keep your machinery running smoothly.
• Built to Endure: Engineered for harsh conditions, our bronze bushings resist wear, reduce downtime, and extend equipment service life.
• Streamlined Maintenance: The groove design simplifies lubrication replenishment, cutting maintenance time and costs while boosting operational efficiency.

Ideal for High-Stress Environments
Whether facing heavy loads, extreme temperatures, or corrosive settings, our bushings maintain peak performance. The optional graphite filling offers an added layer of protection for friction-prone applications.

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Don’t let friction compromise productivity. Invest in bushings designed to maximize performance and minimize wear.

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Engineered for Excellence. Trusted for Results.

Grease grooves are vital in bronze bushings, ensuring even lubrication distribution over the bearing surface. Their design and dimensions greatly influence the bushing’s performance and lifespan. Here’s a summary of key points about grease groove design in bronze bearings:

Unlock the secret to friction-free machinery with our innovative Bushing Grease Groove Design.

Highest quality guaranteed – Bushings and Bronze Bearings.

Bushing grease groove designs play a crucial role in ensuring effective lubrication across various applications. These grooves distribute lubricant uniformly over the bearing surface, enhancing bushing performance and prolonging its service life, while also aiding re-lubrication in maintainable setups.

The design of the grease grooves in a bushing varies depending on the application. Here are a few common designs:

1. Straight Grooves: This is the simplest design, with straight grooves running parallel to the shaft. They are easy to machine and work well in many general applications.
2. Circular Grooves: These are grooves that run around the circumference of the bushing. They are often used in applications where the load direction may change, as they can distribute the grease evenly around the shaft.
3. Spiral Grooves: Spiral grooves wind around the bushing, which helps to distribute grease more evenly across the bearing surface in rotating applications.
4. Figure-8 or Double Loop Grooves: This design helps distribute the grease throughout the entire bearing surface, particularly useful in applications where the direction of motion changes.
5. D Grooves: They look like the letter “D” repeated along the inner circumference of the bushing. These are useful in high-speed rotating applications.
6. Waffle Grooves: These are a series of interconnected small grooves (like a waffle) that help to hold and distribute grease. They are often used in applications where the bushing needs to hold more lubrication.

When designing a grease groove, it’s crucial to consider the load, speed, and movement direction of the application. Heavier loads or higher speeds may necessitate deeper, more frequent grooves for effective lubrication. The type of lubricant used, re-lubrication intervals, and the working environment also play significant roles.

Maintaining the strength and load-carrying capacity of the bushing is essential; thus, a balance between groove size and bushing wall thickness must be achieved.

It’s advisable to consult a bearing or bushing specialist or mechanical engineer to determine the best grease groove design for your application.

Our Cast Bronze Bushings are made from continuous cast C93200 (SAE 660) bronze, ensuring high quality and performance. This material delivers a consistent bronze structure for excellent wear resistance and low friction.

These bushings incorporate oil and grease grooves that improve lubrication distribution within the bearing, reducing friction, wear, and heat generation for a longer service life and smoother operation.

Key Features of Our Oil & Grease Groove Bronze Bushings:

• Constructed from continuous cast C93200 (SAE 660) bronze for reliable quality and performance.
• Grooves enhance lubrication efficiency, minimizing friction and wear.
• Offers exceptional resistance to wear, corrosion, and deformation under heavy loads.
• Low friction promotes smooth operation and less heat generation.
• Available in various sizes and configurations for diverse applications.
• Custom machining is available to meet specific design needs.

Our Oil & Grease Groove Bronze Bushings are ideal for various applications such as automotive, construction, agricultural machinery, and industrial equipment. Their robust design and exceptional performance make them well-suited for harsh environments.

Bronze bushings are favored across industries for their excellent wear and corrosion resistance, as well as their self-lubricating properties. A popular option is the milled grooves bearing, which features grooves on its inner diameter to retain lubricant. This enhancement improves lubrication between the shaft and the bushing, thereby reducing friction, wear, and heat buildup.

The milled grooves serve as a lubricant reservoir, keeping the shaft and bushing lubricated even under high-speed, high-load conditions. By increasing the surface area in contact with the lubricant, the grooves help distribute it evenly and reduce friction.

A key advantage of a milled grooves bearing is its self-lubricating capability. The grooves retain lubricant longer, minimizing the need for frequent maintenance, which is especially beneficial in hard-to-service applications.

Milled grooves bearings are renowned for exceptional corrosion and wear resistance. Made primarily of bronze, a material resistant to harsh environments, these bearings excel in high-load, high-speed applications due to their enhanced wear characteristics.

Additionally, milled grooves bearings are easy to install and maintain, requiring only standard tools for installation. Their self-lubricating properties minimize the need for frequent maintenance.

In summary, milled grooves bearings are ideal for applications demanding high wear and corrosion resistance along with self-lubrication. Their design features, including milled grooves, significantly improve performance in demanding conditions.

Bearing forms made to order: cylindrical bushes, flanged bushes, thrust washers, special shapes, customized bearing designs

Maintenance-Free Heavy-Duty Groove Bronze Bearings – Oil & Gas.

Minimize Downtime: In the oil and gas industry, harsh conditions can threaten machinery performance and safety. Prioritizing safety while reducing costly downtime, Bronze Groove Bushings utilize advanced surface engineering technologies to ensure smoother and more efficient operations.

Bronze bearing with groove design … our grease-free bearings change all that by providing a cost-effective, maintenance-free solution

Machined casting bronze bearings offer technically and economically favorable bearings solutions. It is with high load capability, low weight, and good corrosion resistance. Viiplus can offer different types of bronze alloys according to the required lifetime, service…etc. The tolerance is much tighter than wrapped bronze bushes.

Reduce maintenance costs with the revolutionary Bushing Grease Groove Design that keeps your machines running smoothly.

self lubricating bronze groove bearings

Casting Bronze Bearing Oil & Grease Groove Bushings

When you choose bronze bushing groove type, you’re choosing a partner that truly understands the key bronze bushing material and groove you face in the oil and gas industry, and our advanced surface solutions are designed to reflect that. They last longer, require less maintenance and provide performance that’s second-to-none:

Lubricating Parts Material.

CuSn6Pb6Zn3

• Grease groove bronze bearings solutions custom designed for your application
• Maintenance-free. Reduce downtime
• Longer bronze bearing service life
• Low friction and wear for extended the groove bearings life
• Lower operational costs
• Increased overall system performance

The high-performance casting bronze.

Max. dynamic load: 100N/mm2

• Max. Temperature: 300 [ °C ]
• Base Hardness: HB210-270
• Friction coefficient: <0.16
• Highest sliding speed: dry 0.4m/s; oil 5m/s
• Quality Standard: DIN 1494

Structure Characteristics and Applications

Bronze Bearings is based on the copper alloy. It offers technically and economically favorable bearings solutions. It is of high load capability, low weight and good corrosion resistance. Bronze Bearings can offer different types of bronze alloys according to the required life time, service etc. The tolerance is much tighter than wrapped bronze bushes. This kind of product are widely used in machine-tool, agricultural machinery, crane electro motor, spring pin, steering shaft and transmission, etc. We can use different copper alloy material as per customer’s requirements.

Our Cast Bronze Bushings are machined from continuous cast bronze CuSn6Pb6Zn3 for superior quality and performance. The continuous casting process assures a uniform bronze structure throughout the bearing, free from porosity and hard particle inclusions commonly found in other cast processes.

Bushing grease groove design

Choose your Oil Groove Types:

Choose your Bushing Size:

In addition to our standard groove options, we also offer grooves filled with graphite.

Loop	Multiple Loop	Multiple Circular	Plugged
Groove Style Cross Reference Names:
Bunting 5G	Bunting 7A	Bunting 9	Bunting 8
Johnson M	Johnson N	Johnson L	Johnson P
Buckeye K	Buckeye L	Buckeye H	Buckeye J

Characteristics

• High load capacity
• Wide range of use
• Long lifetime
• Wide range of temperature

Type of applications

machine-tool, agricultural machinery, crane electro motor, spring pin, steering shaft and transmission

Design

• Cylindrical bearings
• Flanged bearings
• Thrust washers
• Plates
• Drawing details

Technical information on the datasheet

The bushings are widely used in injection molding machine frame, automobile mold, engineering machinery, hydraulic cylinder, large gear box, metallurgical continuous casting machine, train support steel rolling equipment, mining machinery, ships, turbines, crane support, food machinery turbine bearings.

GROOVE BRONZE BEARINGS

The viiplus company has long been committed to the research and promotion of self-lubricating bronze bearings products, as well as the professional manufacture of various materials of bronze sleeve and wear-resistant plate. And synchronous supporting copper casting plant and advanced production, inspection equipment. Bronze Bearings are widely used in automotive, injection molding machines, mold manufacturing, construction machinery, mining metallurgy machinery, construction machinery, textile machinery, food machinery, water conservancy machinery, shipbuilding and aerospace and other fields. More than 60% of the bronze parts are sold to the overseas high-end market.

Adhering to the characteristics of “precision, professional and efficient”, we provide customers with high quality, safe and reliable products and services.

Caption

Bronze Bushings Assembly

Also known as the bronze bushings, the bronze bushings is used in sliding and rotating machinery to reduce friction while driving thrust and supporting fixation. The bronze bushings needs oil to lubricate the bearing. Bronze bushings is a variety of brass alloy production for mechanical parts lubrication. Self – lubricating bronze bushings, self lubrication is required. Graphite bronze bushings no need for oil lubrication. Bronze bushing can be used on a variety of large, heavy machinery, is an important component of machinery.

Mounting Advise

• Housing: Chamfer min. 1.5 mm x 15-45°, for easy bushing alignment
• Shaft: Chamfer 5 mm x 15°, for easy insertion of the shaft
• VIIPLUS advises to use a force fitting mandrel for the installation of the bushing. It might be necessary to apply some grease on the outer surface of the bushing when press fitting it into the housing.
• Freeze fitting is suitable for diameter > 130mm, dry ice or liquid nitrogen can be used.

We specialize in manufacturing self-lubricating bearings, Experience unparalleled performance with the perfect Bushing Grease Groove Design for your mechanical needs.

Make the bushing with the four milled grooves

To create a bushing with four milled grooves, the first step is to select the appropriate material for the bushing. Bronze is a common material used for its excellent wear resistance, corrosion resistance, and self-lubricating properties.

Once the material has been selected, the bushing is typically produced through a process called machining. This involves using a lathe or milling machine to shape the material into the desired shape.

To create the milled grooves, a cutting tool is used to remove material from the inner diameter of the bushing. The cutting tool is carefully positioned and moved along the length of the bushing to create four evenly spaced grooves.

The depth and width of the grooves will depend on the specific application requirements. The grooves should be deep enough to hold an adequate amount of lubricant but not too deep that it compromises the structural integrity of the bushing.

Once the grooves have been milled, the bushing may be heat-treated to further enhance its mechanical properties. This involves heating the bushing to a specific temperature and then cooling it down slowly to increase its strength and durability.

Finally, the bushing may be finished by polishing or coating it to improve its appearance and protect it from corrosion.

Creating a bushing with four milled grooves requires specialized equipment and expertise. However, the resulting bushing can provide excellent performance in high-speed, high-load applications.

Small-size C954 bronze bushings with four milled grooves are commonly used in various applications that require high wear resistance and self-lubrication properties. C954 is a type of aluminum bronze that contains nickel and has excellent mechanical properties, making it an ideal material for bushings.

To create a small-size C954 bushing with four milled grooves, the first step is to select the appropriate material. C954 bronze is preferred due to its high strength, corrosion resistance, and wear resistance. Once the material has been selected, the bushing is typically produced through a process called machining.

Machining involves using specialized tools and equipment to shape the material into the desired shape. In the case of a bushing, the material is shaped into a cylindrical shape with the appropriate diameter and length. The bushing is then drilled and tapped to create the four evenly spaced holes for the milled grooves.

The milled grooves are created using a cutting tool that is moved along the length of the bushing to remove material from the inner diameter. The depth and width of the grooves are carefully controlled to ensure that the bushing retains sufficient strength while providing enough space to hold lubricant. The milled grooves enhance the self-lubrication properties of the bushing, reducing friction and wear.

Once the milled grooves have been created, the bushing may be heat-treated to improve its mechanical properties further. Heat treatment involves heating the bushing to a specific temperature and then cooling it down slowly to increase its strength and durability.

The finished bushing is inspected for quality and tested to ensure that it meets the required specifications. Small-size C954 bushings with four milled grooves are ideal for high-speed, high-load applications that require high wear resistance and self-lubrication properties. They are commonly used in industries such as aerospace, automotive, and construction.

Small size C954 bronze bushings with four milled grooves are an excellent choice for applications that require high wear resistance and self-lubrication properties. The manufacturing process involves specialized equipment and expertise, but the resulting bushing provides excellent performance in high-speed, high-load applications.

Bushing grease lubricants are used to reduce friction and wear between two surfaces in mechanical systems that involve bushings. A bushing is a type of bearing that is used to provide support and reduce friction between two parts that are in relative motion. The lubricant helps to maintain the performance and extend the life of the bushing by reducing friction and heat buildup, which can cause damage or premature wear.

The type of bushing grease lubricant used depends on the application and operating conditions of the mechanical system. Some common types of bushing grease lubricants include lithium-based, calcium-based, and polyurea-based greases. Each type of grease has its own unique properties and is designed to perform in specific operating conditions.

It is important to choose the correct type of bushing grease lubricant for your application to ensure optimal performance and longevity of the mechanical system. It is also important to regularly inspect and maintain the bushing and lubrication system to ensure proper lubrication and to prevent excessive wear or damage.