Products

Coupling

We manufacture couplings designed to transmit torque, compensate for misalignment, and protect your equipment from shock loads. With decades of expertise in power transmission, our couplings are engineered to meet the demands of industrial automation, energy, and transportation. Let us help you optimize your drive systems with reliability and efficiency.

Product Classification

We categorize our couplings to simplify your procurement process:

  1. By Function
    • Rigid Couplings: For zero-backlash, high-precision alignment.
    • Flexible Couplings: Absorb shock, vibration, and misalignment.
    • Fluid Couplings: Provide smooth starts and overload protection.
  2. By Material
    • Steel Alloys: High-strength 42CrMo4 and C45 grades for heavy loads.
    • Stainless Steel: Corrosion-resistant options for marine or chemical environments.
    • Aluminum: Lightweight solutions for high-speed applications.
  3. By Application
    • Industrial Automation: CNC machinery, robotic arms.
    • Energy: Wind turbines, pumps, compressors.
    • Transportation: Electric vehicles, railway systems.

Product Introduction

Why choose Raydafon couplings?
Couplings are mechanical components that connect two shafts to transmit power while accommodating misalignment, reducing wear, and protecting connected equipment. Our designs prioritize precision, durability, and safety, making them ideal for critical applications where downtime is not an option.

Key Design Principles:

  • Torque Transmission: Optimized tooth profiles and materials for high-efficiency power transfer.
  • Misalignment Compensation: Flexible elements absorb angular, parallel, and axial shaft deviations.
  • Safety First: Fail-safe designs to prevent catastrophic equipment damage.

Product Features

1. Material Excellence
  • High-Grade Alloys: 42CrMo4 steel for 500%+ nominal torque resistance.
  • Protective Coatings: Zinc plating and anti-corrosion finishes for longevity.
2. Customization Flexibility
  • Tailored Specifications: Adjust bore size, keyway, and torque rating to your needs.
  • Certified Engineering: Our ISO-certified team designs couplings for your exact speed, load, and environmental requirements.
3. Smart Integration
  • IoT-Ready Design: Pre-drilled holes for sensors (compatible with Raydafon’s SmartDrive platform).
  • Universal Compatibility: Works with third-party motors, gearboxes, and shafts.
4. Certifications & Standards
  • ISO 9001 (Quality Management)
  • CE Marking (EU Safety Compliance)
  • ATEX Certification (Explosive Atmospheres)

Product Advantages

1. Performance
  • 99%+ Efficiency: Low-friction designs minimize energy loss.
  • Vibration Damping: Flexible elements reduce noise and extend bearing life.
2. Global Support Network
  • 24/7 Engineering Assistance: Our ISO-certified team supports you in 28 countries.
  • JIT Delivery: Three regional hubs ensure 3–6 week lead times for bulk orders.
3. Cost Optimization
  • Vendor-Managed Inventory (VMI): Reduce upfront costs and stockouts.
  • 92% Client Retention: Trusted by Fortune Global 500 companies in automation and energy.

Application Areas

 

Industry Use Case Why Procure Raydafon?
Automation CNC machinery, robotic arms Zero-backlash, 24/7 support
Energy Wind turbines, pumps, compressors Corrosion-resistant, shock-absorbing designs
Transportation Electric vehicles, railway systems Lightweight aluminum, high-speed performance
Marine Propulsion systems, winches ATEX-certified, saltwater-resistant


Frequently Asked Questions (FAQs)

Q1: Can Raydafon manufacture couplings for custom torque ratings?

Yes. We engineer couplings up to 10,000 Nm torque capacity, tailored to your specifications.

Q2: What is the minimum order quantity (MOQ) for custom couplings?

Flexible MOQs start at 20 units, with vendor-managed inventory for bulk buyers.

Q3: How do Raydafon couplings handle misalignment?

Our flexible couplings absorb angular, parallel, and axial misalignment up to 3°, reducing bearing wear.

Q4: Do you offer predictive maintenance for coupling systems?

Yes. SmartDrive IoT monitors temperature, vibration, and torque spikes in real time.

Q5: Are Raydafon couplings compatible with third-party motors?

Yes. Universal designs ensure compatibility while offering 40%+ durability gains over market averages.

Technical Specifications

 

Parameter Details
Material 42CrMo4 steel, C45 steel, stainless steel, aluminum
Torque Range 10 Nm – 10,000 Nm
Bore Size 10mm – 200mm (customizable)
Temperature Range -40°C to +200°C
Certifications ISO 9001, CE, ATEX
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Spacer Coupling

Spacer Coupling

In pump design, a spacer coupling is a cylindrical shaped piece introduced between the pump shaft coupling hub and motor shaft coupling hub. It gives enough space to remove the pump mechanical seal when doing maintenance, without moving either the pump body or the driver.
PIN Coupling

PIN Coupling

he Fenner Bush Type Flexible Coupling of the cushioned drive type, transmits the torque through high tensile steel bolts to the machine input shaft. Highly developed rubber compounds are used in bushes to absorb shock loads, torsional vibrations and slight misalignments.
Rigid Shaft Coupling

Rigid Shaft Coupling

The rigid shaft couplings are completely interchangeable to other industry standard rigid couplings. Raydafon offers these as a rigid single piece set screw clamp design, a one-piece single split clamp design, and a two-piece double split clamp design.
Square Shaft Coupling

Square Shaft Coupling

our couplings consist of 3 separate parts. Each set includes two coupling halves and one flexible insert (also known as a "spider"). Each coupling half can have either the same shaft size or two different shaft sizes.
Flexible Gear Coupling

Flexible Gear Coupling

Gear flexible coupling are typically the flexible mechanical devices which are used for total power transmission. They in fact use a hub with gear teeth on the outer diameter of the input shaft.
Flexible Flange Coupling

Flexible Flange Coupling

Flexible couplings are used to transmit torque from one shaft to another when the two shafts are slightly misaligned. Flexible couplings can accommodate varying degrees of misalignment up to 3° and some parallel misalignment.
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