China supplier Premium Quality CHINAMFG Road Roller Accessories Vibration Coupling Vibration Isolation Coupling Flexible Coupling for Road Machinery Parts

Product Description

Product Description


BOMAG Vibration Coupling

Description: The BOMAG vibration coupling is a vital component designed to optimize the performance and reliability of road construction machinery. Engineered with precision and crafted from high-quality materials, this coupling serves as an essential link in the compaction process, effectively dampening vibrations and ensuring smooth operation in demanding construction environments.

Material Size Color Weight Operating Temperature Suitable Models
Rubber, Polyurethane, Steel, Composite Materials Different Sizes Green   -20°C (-4°F) to 50°C (122°F) 
  • BW203AD-4
  • BW202AD-4
  • BW202AD-4-BF4M2012C
  • BW203AD-4-BF4M2012C
  • BW205AD-4-BF4M2012C
  • BW202AD-4-TCD2012L042V
  • BW203AD-4-TCD2012L042V
  • BW205AD-4-TCD2012L042V
  • BW203AD-4-86192087-TCD2012

Key Features:
Vibration Dampening: The BOMAG vibration coupling is expertly engineered to absorb and dissipate vibrations generated during the compaction process, minimizing operator fatigue and improving overall machine performance.
Enhanced Durability: Constructed from premium-grade materials, including rubber or polyurethane, this coupling is built to withstand the rigors of heavy-duty construction work, ensuring long-lasting durability and reliable operation even in the most challenging conditions.
Compatibility: Designed to seamlessly integrate with BOMAG road construction machinery, the vibration coupling is available in various sizes and configurations to ensure compatibility with different models, facilitating easy installation and maintenance.
Noise Reduction: By isolating vibrations and reducing machine resonance, the BOMAG vibration coupling helps minimize noise levels, creating a quieter working environment for operators and bystanders.
Improved Operator Comfort: With its ability to dampen vibrations and reduce machine-induced fatigue, the vibration coupling enhances operator comfort and productivity, allowing for extended periods of operation with reduced strain.
Maintenance Efficiency: Engineered for reliability and ease of maintenance, the BOMAG vibration coupling requires minimal upkeep, contributing to lower maintenance costs and downtime for road construction equipment.

Road construction compactors
Asphalt rollers
Soil compactors
Tandem rollers
Vibratory rollers

The suitability of a BOMAG vibration coupling for a particular model of road construction machinery depends on various factors, including the specifications of the machinery and the specific requirements of the application. However, BOMAG vibration couplings are typically designed to be compatible with a wide range of BOMAG road construction equipment, including:
Asphalt Rollers: BOMAG manufactures a variety of asphalt rollers, including tandem rollers, combination rollers, and pneumatic tire rollers. Vibration couplings designed for asphalt rollers are optimized to withstand the high-frequency vibrations generated during asphalt compaction.
Soil Compactors: BOMAG soil compactors are used for compacting various types of soil and aggregates in road construction and earthwork projects. Vibration couplings for soil compactors are engineered to provide effective vibration dampening while withstanding the heavy loads and harsh operating conditions encountered in soil compaction applications.
Tandem Rollers: Tandem rollers are versatile machines used for compacting asphalt, soil, and aggregates in road construction and other civil engineering projects. BOMAG offers a range of tandem rollers equipped with vibration couplings designed to deliver smooth and efficient compaction performance.
Vibratory Rollers: Vibratory rollers are specialized machines equipped with vibrating drums or plates for compacting soil, asphalt, and other materials. BOMAG vibration couplings for vibratory rollers are tailored to the specific requirements of these machines, providing optimal vibration isolation and stability during operation.
Other Road Construction Equipment: In addition to asphalt rollers, soil compactors, tandem rollers, and vibratory rollers, BOMAG manufactures a variety of other road construction equipment, such as pneumatic tire rollers, single drum rollers, and compactors. Vibration couplings suitable for these machines are designed to meet the unique performance and durability requirements of each application.

When selecting a BOMAG vibration coupling for a specific model of road construction machinery, it is essential to consult the manufacturer’s specifications and recommendations to ensure compatibility and optimal performance. Additionally, working with authorized BOMAG dealers or distributors can provide valuable assistance in identifying the most suitable vibration coupling for your equipment and application requirements.

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The BOMAG vibration coupling is the perfect solution for optimizing the performance, efficiency, and longevity of road construction machinery, ensuring smooth and reliable operation in every compaction application.

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flexible coupling

How does a flexible coupling deal with backlash and torsional stiffness?

A flexible coupling deals with backlash and torsional stiffness in the following ways:

  • Backlash: Backlash refers to the play or clearance between mating teeth in mechanical systems. In certain couplings, such as gear couplings, some degree of backlash is unavoidable due to the space between the teeth. However, flexible couplings with elastomeric or beam-type elements typically have minimal to no backlash. The flexibility of these elements allows them to maintain continuous contact and transmit torque smoothly without any gaps or play between components.
  • Torsional Stiffness: Torsional stiffness is the ability of a coupling to resist rotational deformation or twisting under torque. It is essential to have adequate torsional stiffness in some applications to ensure accurate motion transmission and responsiveness. Flexible couplings exhibit a balance between torsional stiffness and flexibility. While they allow for a degree of angular and parallel misalignment, they still possess sufficient torsional stiffness to transmit most of the torque efficiently. This characteristic helps maintain the precision of motion control systems and prevents power losses due to deformation.

The design and materials used in flexible couplings contribute to their ability to address both backlash and torsional stiffness effectively. Here are some key features:

  • Elastomeric Elements: Couplings with elastomeric elements, such as rubber or polyurethane, provide excellent flexibility to absorb misalignments and dampen vibrations. They also exhibit minimal backlash as the elastomeric material maintains continuous contact between the coupling components.
  • Beam-Type Couplings: Beam-type couplings use thin metal beams to transmit torque. These couplings offer high torsional stiffness while still accommodating misalignments. The beams can flex slightly under torque, absorbing shocks and compensating for misalignment without compromising torsional rigidity.
  • Composite Couplings: Some flexible couplings use composite materials that combine the advantages of different materials to achieve specific performance characteristics. These composites can offer low backlash and precise torsional stiffness, making them suitable for demanding applications.
  • High-Quality Manufacturing: The precision manufacturing of flexible couplings ensures that components fit together with minimal clearances, reducing backlash. Additionally, high-quality materials contribute to better torsional stiffness and overall performance.

Overall, flexible couplings strike a balance between flexibility to accommodate misalignments and sufficient torsional stiffness to transmit torque efficiently. By effectively addressing backlash and torsional stiffness, these couplings contribute to the smooth and reliable operation of various mechanical systems.

flexible coupling

How does a flexible coupling help in torque and rotational speed control?

A flexible coupling plays a crucial role in torque and rotational speed control in rotating machinery. It offers several benefits that contribute to efficient power transmission and help maintain desired operating conditions:

  • Torque Transmission: Flexible couplings transmit torque from one shaft to another while accommodating misalignments. They provide a reliable connection that allows the driving shaft to transfer rotational force (torque) to the driven shaft without causing undue stress on the connected components.
  • Smooth Power Transmission: Flexible couplings help reduce shocks and vibrations that can occur during startup, shutdown, or sudden load changes. By damping these vibrations, the coupling ensures smooth power transmission and protects the connected equipment from unnecessary wear.
  • Rotational Speed Control: In certain applications, especially those involving precision motion control, maintaining consistent rotational speed is critical. Flexible couplings can help by minimizing backlash and torsional wind-up. Backlash refers to the play or gap between the coupling’s components, while torsional wind-up is the twisting deformation that can occur under torque load. Flexible couplings with low backlash and high torsional stiffness contribute to accurate rotational speed control.
  • Compensation for Misalignment: Rotating machinery may experience misalignment due to various factors such as thermal expansion, foundation settling, or machining tolerances. Flexible couplings accommodate angular, parallel, and axial misalignments, which helps in maintaining proper alignment between the shafts and reduces unnecessary torque variations.
  • Protection from Overloads: Flexible couplings can act as a mechanical fuse by disengaging or slipping when subjected to excessive torque loads. This feature protects the connected components from damage caused by sudden overloads or jamming events.
  • Energy Efficiency: Certain types of flexible couplings, such as elastomeric couplings or beam couplings, have low mass and inertia. This characteristic reduces energy losses and contributes to overall system efficiency.

By providing reliable torque transmission, smooth power transfer, rotational speed control, and compensation for misalignment, flexible couplings optimize the performance and longevity of rotating machinery. Additionally, they enhance the safety and efficiency of various industrial processes by protecting equipment from excessive loads and ensuring smooth operation in diverse applications.

flexible coupling

How does a flexible coupling affect the noise and vibration levels in a mechanical system?

A flexible coupling plays a crucial role in controlling noise and vibration levels in a mechanical system. It can significantly impact the overall smoothness and quietness of the system’s operation, contributing to enhanced performance and reduced wear on connected components.

Noise Reduction:

Flexible couplings help reduce noise in a mechanical system through their inherent ability to dampen vibrations. When the shafts of rotating machinery are not perfectly aligned, it can lead to vibrations that are transmitted throughout the system, resulting in noise generation. The elastomeric or flexible element of the coupling acts as a vibration dampener, absorbing and dissipating these vibrations. As a result, the noise levels in the system are reduced, creating a quieter operating environment.

Vibration Damping:

Vibrations in a mechanical system can lead to increased wear and tear on critical components, such as bearings, seals, and gears. Excessive vibrations can also cause resonance and damage to the system over time. Flexible couplings can effectively dampen vibrations by acting as a buffer between the driving and driven shafts. The flexible element absorbs the shock and vibrations, preventing them from propagating to other parts of the system. This vibration damping capability not only reduces noise but also protects the system from potential mechanical failures, extending the lifespan of the equipment.

Alignment Compensation:

Misalignment between shafts is a common cause of vibration and noise in rotating machinery. Flexible couplings excel at compensating for both angular and parallel misalignment. By accommodating misalignment, the coupling reduces the forces acting on the shafts and minimizes the generation of vibrations and noise. Proper alignment through the use of a flexible coupling ensures that the system operates smoothly and quietly.

Effect on Equipment Reliability:

Reducing noise and vibration levels has a positive impact on the reliability of connected equipment. Lower vibrations mean less stress on bearings and other rotating components, leading to extended component life and reduced maintenance requirements. A quieter operating environment can also be essential for certain applications, such as in laboratories or precision manufacturing processes, where excessive noise can interfere with delicate tasks or measurements.


Flexible couplings find application in a wide range of industries, such as manufacturing, power generation, material handling, automotive, aerospace, and robotics. They are commonly used in pumps, compressors, fans, conveyors, and other rotating machinery where noise and vibration control are critical for smooth and reliable operation.


A flexible coupling’s ability to reduce noise and dampen vibrations makes it an essential component in mechanical systems. By compensating for misalignment and providing vibration dampening properties, the flexible coupling enhances the overall system performance, reduces noise levels, and protects connected equipment from excessive wear and mechanical failures. Choosing the right type of flexible coupling based on the specific application requirements can have a significant impact on noise reduction and vibration control in the mechanical system.

China supplier Premium Quality CHINAMFG Road Roller Accessories Vibration Coupling Vibration Isolation Coupling Flexible Coupling for Road Machinery Parts  China supplier Premium Quality CHINAMFG Road Roller Accessories Vibration Coupling Vibration Isolation Coupling Flexible Coupling for Road Machinery Parts
editor by CX 2024-05-03

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As one of leading flexible coupling manufacturers, suppliers and exporters of mechanical products, We offer flexible coupling and many other products.

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