Flange bushings, essential components in various mechanical applications, serve as pivotal elements to facilitate smooth rotational movement and reduce friction between connected parts. Crafted with precision, these components find extensive utility across diverse industries, showcasing their versatility and efficiency.The key functionality of flange bushings lies in their ability to mitigate friction between moving parts, thereby minimizing wear and tear. This friction reduction not only enhances the lifespan of machinery but also contributes to smoother operation, optimizing overall performance.
| Material | Commonly made of polymers with solid lubricants, such as PTFE, PI, or Nylon. They offer excellent wear and corrosion resistance, and maintain self-lubrication even without external grease. |
| Structure | The flanged bushing has an outer flange for positioning, with the inner ring mounted on the shaft and the outer ring fixed in the housing for easy installation. |
| Self-lubrication | Solid lubricants are evenly distributed in the material, forming a lubricating film during operation to reduce friction and wear. |
| Application | Widely used in automotive, machinery, and construction equipment. Suitable for conditions with little or no external lubrication, helping to extend bearing service life. |
Flange Bronze Bushes Advantage
No External Lubrication Required
Bronze bushings rely on self-lubricating properties, eliminating the need for external grease. This reduces system complexity, cuts maintenance time, and ensures reliable performance in applications where regular lubrication is difficult or even impossible.
Excellent Wear and Corrosion Resistance
The high-strength bronze material offers superior resistance to wear and corrosion. It performs well under heavy loads and in harsh environments, protecting components from damage and extending overall equipment lifespan.
Improved Efficiency and Reliability
By minimizing friction and heat generation, bronze bushings enable smoother shaft movement and reduce energy loss. This leads to greater efficiency, improved operational stability, and long-term reliability for machinery and systems.
Custom Flanged Bushing Ingredient List
| PHYSICAL & MECHANICAL PROPERTIES | ||||
| ALLOY | NOMINAL DENSITY |
MODULUS OF ELASTICITY |
MELTING POINT OR RANGE |
THERMAL CONDUCTIVITY |
| lbs. /cu.in | ksi | degrees F | BTU/sq.ft./ft./hr./degrees F @ 68 degrees F |
|
| C93200 | 0.322 | 14,500 | 1570-1790 | 33.6 |
| C95400 | 0.269 | 15,500 | 1880-1900 | 33.9 |
| SAE 841 | 0.231-0.246 | Not Rated | 1800-2000 | Not Rated |
| ELECTRICAL RESISTIVITY |
TEMPER | HARDNESS | ULTIMATE TENSILE STRENGTH |
YIELD STRENGTH |
| ohms @ 68 degrees F |
Rockwell (unless noted) |
ksi | ksi | |
| Not Rated | As Cast | 65 Brinell | 35 | 20 |
| 80.2 | As Cast | 150-170 Brinell | 85 | 32-35 |
| Not Rated | As Pressed | H50 | 14 | 9 |
Related Products
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Graphite Bronze Bushing
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What are the manufacturing processes for opposite flange type oil-free bushings?
Material Selection & Pre-treatment
Copper alloys are commonly used for their thermal conductivity, corrosion resistance, and strength. Materials are chosen based on load and environment, then annealed and cleaned to ensure purity.
Forming Process
Sand casting, die casting, or forging creates the initial shape, providing accurate dimensions for later machining.
Precision Machining
Turning, milling, drilling, and chamfering are performed with high-precision equipment to meet accuracy and surface quality requirements.
Solid Lubricant Embedding
Graphite, PTFE, or similar lubricants are embedded into the bushing structure to provide self-lubrication and wear resistance.
Curing Treatment
Drying or air curing secures the lubricant within the base material for long-term stability.
Surface Treatment & Protection
Plating, coating, or other protective finishes enhance durability, corrosion resistance, and appearance; extra protection may be added for harsh conditions.
Quality Inspection & Packaging
All bushings undergo full checks for size, tolerance, surface finish, and self-lubrication before packaging and delivery.
How to install round flange type oil-free bushing
Preparation:
Ensure the work area is clean and have all the necessary tools and materials ready.
Check the compatibility between the self-lubricating bushing and the bearing housing or bracket, making sure their dimensions and fit are correct.
Lubrication:
Before installation, ensure the surface of the self-lubricating bushing is clean. Apply a light layer of lubricant if needed to allow the bushing to slide smoothly onto the shaft.
Positioning:
Place the inner cylindrical surface of the self-lubricating bushing onto the shaft, ensuring it is correctly positioned at the installation location. For flange-type bushings, make sure the flange is properly aligned and positioned.
Pressing In:
Using appropriate tools or equipment, slowly and evenly press the bushing into the bearing housing or bracket. Ensure uniform force is applied and avoid damaging the bushing surface.
Inspection:
After installation, carefully check the positioning and fit of the bushing to ensure it is fully seated and properly aligned with the shaft and housing. Also, make sure the bushing surface is free from damage or foreign debris.
Testing:
After installation, perform simple tests, such as manually rotating the shaft, to ensure the bushing rotates smoothly without abnormal noise or friction.
Securing:
If necessary, select an appropriate fixing method, such as bolting or other techniques, to prevent the bushing from moving or coming loose during operation.
Lubrication Check:
Finally, recheck the lubrication of the bushing and make adjustments if needed, ensuring the bearing system maintains proper self-lubrication during use.
One-stop Wholesale Bushings Factory in China
Jiande Welfine Technology Co., Ltd. is a light-duty bronze bushing manufacturer ,established in 2001. lt is a high-tech enterprise integrating R&D.production and sales, focusing on powder metallurgy sintering molding and related machining. The company covers an area of 13,039 square meters.
As a professional bronze bushing manufacturer, we specialize in providing one-stop custom solutions for a wide range of 1.2 ID bronze bushings. Our high-quality bronze bearings are designed for industrial machinery, automotive, and construction applications, offering wear-resistant, self-lubricating, and durable components that ensure smooth and reliable operation.
Over the years, the company has adhered to the concept of technological leadership and quality first, and is committed to making itself a benchmark enterprise in the industry.
Honor and qualification
Quality management system certification
environmental management system
OHS Management System Certification
Zhejiang Manufacturing
Quality Management System Certification
FAQ
Question 1: What is a flange sleeve?
Answer: A flange sleeve is a sleeve with an inner diameter flange that is often used in mechanical systems to reduce friction between rotating parts. The inner diameter (ID) of this sleeve is designed to fit a specific shaft or pin, ensuring an accurate fit, providing stable support and reducing motion friction in the system.
Question 2: What are the main application fields of flange sleeves?
Answer: Flange sleeves are primarily used in various mechanical applications, especially where friction on rotating parts needs to be reduced. This includes automotive suspension systems, industrial machinery, and agricultural equipment, among others. In these areas, the design of the flange sleeve ensures good stability and precise alignment of the internal components.
Question 3: What are the superior friction reduction properties of flange sleeves?
Answer: Flange sleeves excel in superior friction reduction, effectively reducing friction between rotating parts through their design. This helps extend the life of mechanical systems, improves overall performance, and reduces energy losses. Its precision engineering ensures smooth rotational movement.
Question 4: What are the options for manufacturing materials for flange sleeves?
Answer: Flange sleeves are usually made of high quality materials such as bronze, brass and other strong alloys. This diverse material selection allows users to customize to specific application needs, taking into account factors such as load capacity, corrosion resistance, and environmental conditions.
Question 5: How to design the ID flange sleeve to ensure stability and alignment accuracy?
Answer: ID flange sleeves are designed to include an inner diameter flange, which helps ensure stable support and accurate alignment in mechanical systems. The presence of flanges helps prevent misalignment of components and ensures the overall stability of the system. This design feature allows ID flange sleeves to provide reliable performance in a variety of applications.
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