• Block Epoxy Coated Magnet usually refers to a block magnet treated with epoxy resin coating. Usually made of permanent magnet materials such as neodymium iron boron (NdFeB), samarium cobalt (SmCo) or ferrite (Ferrite).
  2. Size and shape: The shape is mostly rectangular or square block, and the size can be customized according to application requirements.
  3. Magnetic parameters:
  – Magnetic energy product (BHmax): usually ranges from 26-52 MGOe.
  – Coercivity (Hcj): can be as high as 30 kOe or more.
  – Residual magnetism (Br): between 1.0-1.4 T.
  4. Operating Temperature: Typically works between -40°C and 80°C, specific high temperature formulas can withstand higher temperatures (such as 200°C).
  5. Coating Thickness: Epoxy resin coating is usually 10-20 microns.
  6. Corrosion Resistance: Epoxy coating provides excellent corrosion resistance, especially in humid environments.
• Application areas for Block Epoxy Coated Magnet:
  1. Motors and generators: used in high-efficiency motors and generators to improve their output power and efficiency.
  2. Sensors and measuring equipment: widely used in magnetic sensors, Hall effect sensors and other equipment.
  3. Electronic products: including mobile phones, computer hard drives and other miniaturized devices that require strong magnetic fields.
  4. Medical equipment: such as magnetic resonance imaging (MRI) equipment, magnetometers, etc.
  5. Automotive industry: Motors and generators for electric and hybrid vehicles.
  6. Aerospace: used in navigation, positioning and power systems in aerospace equipment.
  7. Audio equipment: Magnetic components in high-fidelity speakers and headphones.
  8. Automation equipment: plays an important role in transmission devices in the fields of automation and robotics.

The epoxy resin coating provides additional protection, allowing these magnets to work stably for a long time in various harsh environments, and is particularly suitable for applications that require high corrosion resistance.

• Block Epoxy Coated Magnet offers superior corrosion resistance
  – Protective performance: The epoxy resin coating provides a protective barrier for the magnet to prevent the intrusion of moisture, salt spray and other corrosive substances, extending the service life of the magnet.
  – Anti-oxidation: In the presence of air and moisture, the epoxy coating can effectively prevent the oxidation of the magnet, especially for NdFeB magnets, this is particularly important.

Mechanical behavior
– Wear resistance: The epoxy coating has high hardness and toughness, which can effectively reduce the wear caused by friction during use of the magnet.
– Enhanced strength: The coating can provide certain mechanical protection to prevent the magnet from being damaged or broken due to external forces.

chemical stability
– Chemical resistance: The epoxy coating can resist the attack of many chemicals, such as acids, alkalis and organic solvents, allowing the magnet to work stably in chemical environments.

electrical insulation
– Electrical insulation: Epoxy resin has good electrical insulation properties, which can prevent short circuits or leakage of magnets in electrical applications and ensure the safe operation of equipment.

Aesthetics and identity
– Appearance improvement: The coating can improve the appearance of the magnet, making it more beautiful and suitable for use in products that require high appearance quality.
– Color selection: Epoxy coatings are available in a variety of color options to facilitate identification and classification during production and assembly.

Environmental protection and safety
– Non-toxic: High-quality epoxy resin is usually non-toxic and environmentally friendly, causing no harm to the human body and the environment.
– Safe to use: The coating reduces the risk of direct contact with metal magnets, reducing safety hazards during handling and use.
Improve durability and reliability
– Extended service life: Combining the above advantages, epoxy coating significantly improves the durability and reliability of magnets, especially in harsh working environments.

Block Epoxy Coated Magnet is widely used in various fields to provide reliable magnetic solutions for various equipment due to its excellent corrosion resistance, mechanical properties, chemical stability, electrical insulation, aesthetics and environmental protection. .