An external rotor motor, also known as an outer rotor motor, features a unique design where the rotor, containing permanent magnets, revolves around the central stator. This configuration creates a large diameter and short axial length, resulting in a high torque density and a large inertia. Its compact, hollow-shaft design is ideal for direct-drive applications like cooling fans, drone propellers, and hub motors in electric vehicles. The rotor's outer casing also provides excellent heat dissipation to the surrounding environment, enhancing overall thermal performance and reliability. This makes it highly efficient for applications requiring compact size, high torque, and smooth operation.

FEATURES OF EXTERNAL ROTOR

High Torque Density and Smooth Operation

The large diameter of the rotor generates high torque in a compact package. The distributed magnetic field also provides very smooth rotation with low cogging torque, ideal for precise control.

Excellent Heat Dissipation

The outer rotor casing acts as a large, rotating heat sink, directly exposing the motor's hottest part (the magnets and windings) to the ambient air. This enhances cooling and improves thermal performance and reliability.

SPECIFICATIONS OF EXTERNAL ROTOR

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A clutch gear is a key component in power transmission systems, designed to seamlessly engage and disengage the flow of power between two rotating shafts. It typically features gear teeth on its outer circumference for positive drive engagement and an internal mechanism that allows it to slide axially to connect with or disconnect from a mating gear. This function is crucial in manual vehicle transmissions for changing gears smoothly, as well as in various industrial machinery, enabling selective control over power delivery, preventing overloads, and facilitating efficient starts and stops.

FEATURES OF CLUTCH GEAR

Smooth Gear Engagement

It enables seamless meshing and disengagement of gears in a transmission system, allowing for smooth shifting between different speed ratios without grinding or damaging the gear teeth.

Efficient Power Transmission

When fully engaged, it provides a positive, direct mechanical connection, ensuring highly efficient transfer of power from the input shaft to the output shaft with minimal energy loss.

SPECIFICATIONS OF CLUTCH GEAR

RELATED AUTOMOTIVE POWDER METALLURGY PRODUCTS

Coupling Yoke

Used in automotive emission systems, it's a standard powder metallurgy part pressed from stainless steel.

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Hengji oil pump component designed exclusively for Brose and manufactured from iron-based powder metallurgy material.

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Primarily used in automotive rearview mirror and clutch systems, and manufactured from iron-based material.

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Used in automotive clutch systems and manufactured from iron-based material.

The square-body three-jaw chuck features a robust square-shaped housing that provides enhanced stability and mounting versatility compared to traditional round designs. Its three precisely synchronized jaws ensure reliable self-centering and strong clamping force for cylindrical or hexagonal workpieces. The compact square profile allows for easier integration into confined spaces and multi-station fixtures, often seen in automated machining cells and specialized rotary applications. Manufactured from hardened alloy steel, it delivers high durability and repeated accuracy in demanding operations such as turning, grinding, and light milling, making it suitable for modern workshops and production lines where space efficiency and consistent performance are critical.

Features of CAM, RAKE

Flexible Jaw Adaptability

Replaceable soft or hard jaws fit both square and some special-shaped workpieces, enhancing its application scope.

Specialized Square Workpiece Centering

Its claw angles and grooves match square workpieces, enabling simultaneous clamping and automatic centering without manual alignment.

High Repeat Positioning Accuracy

Hard jaws offer repeat clamping tolerance within 0.02mm, ensuring stable precision for batch square part processing.

We can also provide kinds of cam injection molding for sale, if you are interested, please contact us.

For more information about powder metallurgy application, please feel free to contact us!

The bearing bush is a cylindrical sleeve designed to reduce friction between moving parts in mechanical assemblies. Crafted from durable, self-lubricating materials like bronze or brass, it ensures smooth rotation and wear resistance. Featuring a flanged design for secure positioning, it supports shafts or axles under radial loads. Widely used in automotive, industrial, and recreational equipment, this bushing enhances performance and longevity by minimizing metal-to-metal contact.

FEATURES OF BEARING BUSH

Smooth Low-Friction Operation

Precision-machined bore ensures minimal friction and wear for reliable rotational performance.

High Durability

Sintered bronze construction delivers excellent load capacity and wear resistance.

Secure MountingSecure Mounting

Flanged design guarantees a stable, tight fit in mechanical assemblies.

Flexible Jaw Adaptability

Replaceable soft or hard jaws fit both square and some special-shaped workpieces, enhancing its application scope.

Specialized Square Workpiece Centering

Its claw angles and grooves match square workpieces, enabling simultaneous clamping and automatic centering without manual alignment.

High Repeat Positioning Accuracy

Hard jaws offer repeat clamping tolerance within 0.02mm, ensuring stable precision for batch square part processing.

SPECIFICATIONS OF CAM, RAKE

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Hengji oil pump component designed exclusively for Brose and manufactured from iron-based powder metallurgy material.

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Primarily used in automotive rearview mirror and clutch systems, and manufactured from iron-based material.

Clutch Gear

Used in automotive clutch systems and manufactured from iron-based material.

We provide bearing bronze material, bush bearing design, bearing precision, bore in bearing, flanged bearing bush, industrial bush, etc. For application of bush bearing or more info about difference between a bearing and a bushing, contact us.