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Vibration Reduction Fastener

Vibration Reduction Fastener

HomeVibration Reduction Fastener
What Are Vibration Reduction Fasteners?
Vibration reduction fasteners are specialized components designed to mitigate the detrimental effects of mechanical vibration, shock, and noise in assembled structures.
What Are Vibration Reduction Fasteners?
  • Our Vibration Reduction Fasteners are specially engineered to eliminate vibration-induced loosening, reduce noise, and protect machinery components under dynamic loads.

  • By integrating high-performance elastomeric materials with precision-machined metal fasteners, they deliver outstanding vibration isolation for industrial equipment, vehicles, and electronic devices.

  • Ideal for customers seeking reliable, durable, and low-maintenance anti-vibration fastening solutions, our products ensure stable performance in even the most demanding environments.

Vibration Reduction Fastener
Product List by Kefei

Explore our comprehensive range of engineered damping fasteners. Each product is designed with specific applications and performance criteria in mind.

Vibration Reduction
Fasteners Working principle

Vibration reduction fasteners are engineered to minimize vibration transfer, prevent loosening, and protect equipment components. Their performance comes from a combination of mechanical design, elastic damping materials, and controlled compression during installation.
Vibration Reduction Fasteners Working principle
1. Elastic Damping Layer Absorbs Vibrational Energy

Each fastener integrates an elastomeric layer—such as rubber, silicone, EPDM, or polyurethane—between the metal parts.

When vibration occurs, this elastic layer:

  • Compresses and expands

  • Absorbs kinetic energy

  • Converts vibration into small amounts of heat

  • Prevents direct transmission of vibration to the threaded joint

This is the core principle of vibration isolation.

2. Stable Clamping Force Prevents Thread Loosening

Under vibration, standard fasteners gradually lose clamping force because micro-movements cause the threads to shift.

Vibration reduction fasteners solve this by:

  • Maintaining constant tension through elastic deformation

  • Stabilizing the connection even under high-frequency vibration

  • Eliminating micro-slippage that leads to bolt loosening

The damping material acts like a built-in spring washer + shock absorber.

3. Reducing Metal-to-Metal Contact Lowers Noise

The elastomer layer prevents rigid contact between components, leaving less opportunity for noise to be generated.

The result:

  • Lower operational noise

  • Reduced resonance

  • More stable and quiet machine performance

This is especially useful in electronics, HVAC systems, and automotive interiors.

4. Isolating Impact Loads Protects Sensitive Components

When machinery experiences impact loads—such as startup shock, dynamic load changes, or sudden stops—the fastener:

  • Absorbs part of the impact

  • Prevents excessive stress on the equipment

  • Protects sensitive modules, motors, and precision instruments

This extends equipment lifespan and prevents mechanical fatigue.

Why Choose Kefei's Vibration
Damping Solutions?

Kefei New Materials is more than a fastener supplier; we are a partner in solving complex vibration challenges through innovation and quality.
  • Advanced Material Science
    01
    We develop and utilize proprietary high-damping metal alloys and engineer-grade polymers, offering superior performance over conventional materials.
  • Advanced Material Science
    02
    Our products are designed using FEA (Finite Element Analysis) and vibration modeling to optimize geometry for specific damping characteristics and load profiles.
  • Rigorous Testing & Validation
    03
    Each batch undergoes stringent quality control, including standard-compliant vibration testing, salt spray testing, and torque-tension analysis to ensure consistent performance and reliability.
  • Customization & Technical Support
    04
    We offer tailored solutions. Our engineering team works with you to design fasteners for unique applications, frequencies, and environmental conditions.
  • Comprehensive Product Range
    05
    From standard anti-loosening washers to complex isolation mounting kits, we provide a one-stop solution for all vibration control needs.
  • Global Standards Compliance
    06
    Our products are manufactured to meet or exceed international standards such as ISO, DIN, ANSI, and JIS, ensuring global applicability and trust.
  • Proven Durability & Longevity
    07
    Kefei fasteners are built to last, significantly reducing the total cost of ownership by minimizing maintenance intervals and replacement needs.
  • Expert Application Knowledge
    08
    We provide more than products; we share expertise on installation best practices, torque specifications, and lifecycle management.
How to Select the Right Anti-Vibration Fastener
Choosing the optimal vibration reduction fastener requires careful consideration of several application-specific factors. Follow this guide to make an informed decision.
Selecting the wrong type of damping fastener can lead to inadequate performance or premature failure. This decision should be integrated into your design-for-reliability process. Below are the critical parameters to evaluate, which our technical sales team can help you navigate.
Remember
The goal is not just to "lock" the thread, but to dissipate vibrational energy. The right choice enhances safety, reduces noise, and maximizes product lifespan.
Step 1
Analyze the Vibration Profile
Determine the frequency range (Hz), amplitude, and direction (axial, radial, torsional) of the vibrations in your application. This is the most critical input.
Step 2
Define Environmental Conditions
Consider operating temperature range, exposure to chemicals, oils, UV radiation, or salt spray. This dictates material choice (e.g., stainless steel for corrosion, high-temp alloys).
Step 3
Calculate Mechanical Requirements
Determine the required clamp load, shear strength, and the necessary level of reusability (permanent vs. removable assembly).
Step 4
Identify Space Constraints
The available envelope for the fastener assembly will influence the choice between a compact nylon-insert nut or a larger isolation washer/grommet system.
Step 5
Consider Maintenance & Accessibility
Will the joint need to be disassembled for service? This affects the choice between chemical threadlockers (semi-permanent) and mechanical locking devices (reusable).
Step 6
Review Industry Standards & Certifications
Ensure the selected fastener meets any mandatory regulatory or industry-specific standards for your project (e.g., automotive, aerospace, construction).
Step 7
Partner with Kefei for Validation
Contact us with your parameters. We can recommend a standard product, simulate performance, or initiate a custom design and provide test samples for your validation.
Vibration Reduction Fastener
Product List by Kefei
Explore our comprehensive range of engineered damping fasteners. Each product is designed with specific applications and performance criteria in mind.
What is a vibration reduction fastener?

A vibration reduction fastener is a screw or bolt designed with built-in damping materials to reduce vibration, noise, and loosening in machinery or equipment.

How do anti-vibration fasteners prevent loosening?

The elastomer layer maintains constant tension on the threads, absorbing micro-movements and preventing the bolt from backing out under vibration.

Where are vibration reduction fasteners used?

They are widely used in industrial machinery, automotive systems, electronics, construction equipment, HVAC systems, marine engines, and aerospace components.

Can vibration-damping fasteners replace standard bolts?

Yes. They are designed as drop-in replacements and fit standard thread sizes (ISO/DIN/UNC).

What materials are used for vibration damping?

Common materials include NBR rubber, silicone, EPDM, neoprene, polyurethane, depending on temperature and load requirements.

Do anti-vibration fasteners reduce noise?

Yes. By isolating metal parts, they significantly reduce mechanical noise and improve operational comfort.

Are custom fasteners available?

Yes. We offer custom sizes, thread types, hardness grades, metal materials, and damping levels based on application demands.

How long do vibration reduction fasteners last?

High-quality elastomers and treated metals ensure long service life, even in heavy-load and high-frequency vibration environments.

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