N40SH High temperature Arc shape magnet for motor

Short Description:

Short Description:

Dimensions: OR20.9 x IR16.9 x 25mm x ∠45° or customized

Material: NdFeB

Grade: N40SH or custom

Magnetization Direction: Diametrically or custom

Br:1.26-1.29 T, 12.6-12.9 kGs

Hcb:≥ 931kA/m, ≥ 11.7 kOe

Hcj: ≥ 1592 kA/m, ≥ 20 kOe

(BH)max: 303-318 kJ/m³, 38-40 MGOe

Max Operating Temp: 150 ℃


Product Detail

Product Tags

Product Description

N40SH is a neodymium rare earth magnet material with a maximum operating temperature of 150°C. It is a high performance magnet commonly used in motors, generators and other applications requiring strong magnetic fields. An arc magnet is a motor magnet designed to fit around the circumference of a motor rotor. Magnets of this shape are used to create a uniform magnetic field strong enough to turn the rotor of the motor. When selecting an arc magnet for an electric motor, it is important to consider factors such as the size and shape of the rotor, the required magnetic strength, and the operating temperature range of the magnet. 

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Arc NdFeB Magnet Characteristics

  1. 1.High-performance

The N40SH grade of our magnets is another important feature. This rating indicates that our magnets have a maximum energy product of 40 MGOe, making them one of the strong magnetic strength available. This grade is typically used in high-performance motors and generators that require strong magnetic fields and high temperature to 150 degree Celsius.

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  1. 2.Coating / Plating

Our magnets are coated with NiCuNi for additional corrosion and wear protection. This coating is durable as well as heat and moisture-resistant, making it ideal for use in harsh environments.

Other options: Zinc (Zn) , Black Epoxy, Rubber, Gold, Silver, etc.

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3.Magnetic Direction

The magnets are diametrically magnetized, meaning their poles are located at the  the big panel magnet. This is important because it ensures that the magnetic field of the magnet is concentrated in the direction of the radius for maximum efficiency.

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  1. 4.Customized your arc/segment magnet

In addition to strength and durability, our custom magnets offer versatility. We offer a variety of shapes and sizes, including curved neodymium magnets, to fit specific motor designs. We can also work with customers to create custom shapes and sizes to meet their project needs.

In summary, our N40SH High temperature Arc Magnets are the perfect choice for anyone who needs a strong, high temperature, and durable custom motor magnet. With their high magnetic properties, Diametrically magnetization orientation, N40SH grade, and NiCuNi coating, these magnets are sure to meet the most demanding application requirements.

For more working temperature and dimension arc magnet, Please feel free to contact our sales experts for  help now

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Packing & Shipping

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