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High-Performance Dy-Free N38H Neodymium Rare Earth Ring Magnet D34 x D18 x 4 mm | Durable & Versatile for Multiple Applications

High-Performance Dy-Free N38H Neodymium Rare Earth Ring Magnet D34 x D18 x 4 mm | Durable & Versatile for Multiple Applications

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Specifications

  • Material Grade: Dy-Free N38H
  • Dimensions (Outer Diameter x Inner Diameter x Thickness): D34 x D18 x 4 mm (1.339 x 0.709 x 0.157 inches)
  • Pull Force: Approx. 10 kg
  • Coating: Nickel-Copper-Nickel (Ni-Cu-Ni)
  • Magnetization Direction: Through the thickness (4 mm)
  • Surface Field: 3,100 Gauss
  • Flux Density: 12,500 Gauss
  • Maximum Operating Temperature: 120°C
  • Tolerance: +/- 0.05 mm
  • Weight: 30 grams
  • Part Number: N38H-34184-DyFree-NC
  • Package Quantity: 50 pieces

Performance Parameters

Parameter Value
Br (T): 1.22 - 1.19
Hcb (kA/m): 907 - 891
Hcj (kA/m): 1,192
BHmax (kJ/m³): 310 - 287
Hk/Hcj: 1.05

Product Description

Our D34 x D18 x 4 mm Dy-Free N38H grade neodymium ring magnet offers superior magnetic performance while reducing reliance on dysprosium. With a pull force of 10 kg, this magnet is ideal for use in magnetic couplings, assemblies, and high-performance systems.

Manufactured using high-quality Neodymium-Iron-Boron (NdFeB) alloy and coated with durable Nickel-Copper-Nickel (Ni-Cu-Ni), this magnet ensures excellent corrosion resistance and mechanical stability. Its maximum operating temperature of 120°C guarantees reliable performance in demanding environments.

Produced under strict ISO 9001 standards, this Dy-Free magnet offers a sustainable and efficient solution without compromising quality.

Key Features

  • High Magnetic Strength: Provides a pull force of 10 kg, suitable for various applications.
  • Heat Resistant: Operates efficiently at temperatures up to 120°C.
  • Dy-Free Design: Reduces dependence on rare elements without compromising performance.
  • Durable Coating: Ni-Cu-Ni coating enhances corrosion resistance and longevity.
  • Precision Manufacturing: Tight tolerance of +/- 0.05 mm ensures accurate fitting and performance.

Applications

  • Industrial automation and mechanical systems
  • Magnetic couplings and assemblies
  • Prototyping and advanced engineering
  • Sustainable and eco-friendly solutions

Safety Warnings

  • Fragility: Handle with care to prevent chipping or cracking.
  • Health Caution: Keep away from pacemakers and sensitive medical devices.
  • Child Safety: Not suitable for children; small magnets pose a risk of ingestion.
  • Proper Disposal: Safely dispose of damaged magnets to avoid hazards.

This Dy-Free N38H Neodymium Ring Magnet offers exceptional strength, durability, and precision, making it a reliable choice for a wide range of industrial and personal applications.

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