Fan Impellers

Impeller geometry decides a fan’s efficiency, pressure capability, noise spectrum and overload behaviour. Articles under this tag compare radial, forward, backward and airfoil blade forms, explain material choices between metal and plastic, and cover balancing and manufacturing quality checks.

How air pressure is generated in a centrifugal fan
By longwell / October 28, 2025 / News

How Air Pressure is Generated in a Centrifugal Fan

When you use a centrifugal fan, the impeller is very important. The im...

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How to Choose the Right Cross Flow Fan for Your Application
By devin li / July 17, 2025 / News

How to Choose the Right Cross Flow Fan for Your Application

Select the right cross flow fan by matching size, airflow, noise, and ...

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-strong-What-Is-a-Blower-Fan-and-How-Do
By longwell / June 25, 2025 / News

What Is a Blower Fan and How Does It Work

What Is a Blower Fan and How Does It Work A blower fan moves air with ...

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By longwell / May 12, 2025 / News

Centrifugal Fans for Ventilation: Key Features to Consider

Key Highlights Centrifugal fans make strong airflow. They are good for...

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By longwell / May 9, 2025 / Product

Longwell Centrifugal Fans | Brushless External Rotor Powerhouse for Extreme Environments

Forged through decades of industrial fan expertise, Longwell’s n...

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By longwell / March 14, 2025 / News

Types of Centrifugal Fans: A Comprehensive Overview

Longwellfans‘s centrifugal fans Introduction Centrifugal fans are a ve...

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Clean Kitchen Exhaust Fan
By longwell / January 17, 2025 / News

Clean Like a Pro: How to Clean Kitchen Exhaust Fan

Introduction Your kitchen exhaust fan is really helpful. It gets rid o...

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LWBE3G 400mm Backward curved EC Centrifugal plug fan
By longwell / June 28, 2024 / News

LWBE3G 400mm Backward curved EC Centrifugal plug fan

Technical features : Rated Voltage : 380V ( 304 – 456V Widely operatin...

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