INDUSTRY COMPONENT

Fan Impeller

A rotating component in exhaust fans that moves air or gases through centrifugal or axial force.

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Component Specifications

Definition
The fan impeller is a critical rotating element within exhaust fan assemblies, designed to convert rotational mechanical energy into kinetic energy of air or gas flow. It consists of blades or vanes mounted on a central hub, engineered to create pressure differentials that drive ventilation, cooling, or exhaust processes in industrial systems. Impellers are precision-balanced to minimize vibration and optimize aerodynamic efficiency.
Working Principle
Operates on aerodynamic principles: as the impeller rotates, blades accelerate air outward (centrifugal) or along the axis (axial), creating airflow. The blade geometry (angle, curvature, number) determines pressure generation, flow rate, and efficiency, following Bernoulli's principle and conservation of momentum.
Materials
Typically made from aluminum alloys (e.g., 6061-T6 for lightweight corrosion resistance), stainless steel (e.g., 304/316 for harsh environments), engineered plastics (e.g., polypropylene for chemical resistance), or composite materials. Coatings like powder coating or anodizing may be applied for durability.
Technical Parameters
  • Diameter 200-1500 mm
  • Hub Type Keyed, threaded, or taper-lock
  • Blade Count 5-12 blades
  • Balance Grade G6.3 per ISO 1940
  • Rotation Speed 500-3000 RPM
  • Static Pressure 100-2000 Pa
  • Airflow Capacity 500-50000 m³/h
Standards
ISO 5801, ISO 13349, DIN 24163, AMCA 210

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Fan Impeller.

fan impeller exhaust fan blade centrifugal impeller industrial ventilation component impeller specifications ISO 5801 Fan Impeller in Machinery and Equipment Manufacturing

Parent Products

This component is used in the following industrial products

Exhaust Fan Assembly

A mechanical assembly designed to extract contaminated air from dust containment systems.

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Engineering Analysis

Risks & Mitigation
  • Imbalance causing vibration and bearing wear
  • Corrosion in humid/chemical environments
  • Fatigue failure from cyclic loading
  • Material degradation at high temperatures
FMEA Triads
Trigger: Imbalance due to dirt accumulation or blade damage
Failure: Excessive vibration leading to bearing failure or structural damage
Mitigation: Regular cleaning, dynamic balancing during maintenance, and using wear-resistant coatings
Trigger: Corrosion from exposure to moisture or chemicals
Failure: Reduced aerodynamic efficiency and eventual blade fracture
Mitigation: Select corrosion-resistant materials (e.g., stainless steel), apply protective coatings, and control environmental exposure

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance
±0.5 mm on critical dimensions, balance tolerance per ISO 1940 G6.3
Test Method
Performance testing per ISO 5801 for airflow and pressure, NDT for material integrity, and dynamic balancing verification

Buyer Feedback

★★★★☆ 4.7 / 5.0 (35 reviews)

"As a professional in the Machinery and Equipment Manufacturing sector, I confirm this Fan Impeller meets all ISO standards."

"Standard OEM quality for Machinery and Equipment Manufacturing applications. The Fan Impeller arrived with full certification."

"Great transparency on the Fan Impeller components. Essential for our Machinery and Equipment Manufacturing supply chain."

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Frequently Asked Questions

What is the difference between centrifugal and axial fan impellers?

Centrifugal impellers move air radially outward, generating higher pressure for ducted systems, while axial impellers move air parallel to the shaft, ideal for high-volume, low-pressure applications like cooling.

How often should fan impellers be inspected?

Inspect every 6-12 months for wear, corrosion, or imbalance, with more frequent checks in high-dust or corrosive environments to prevent failures.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

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Fan Housing/Shroud Fan Impeller (Blades)