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What Makes Pot Magnets Better Than Bare Neodymium Magnets?

What Makes Pot Magnets Better Than Bare Neodymium Magnets?

Jun 19, 2025

     When choosing magnets for industrial, commercial or DIY applications, many buyers face a common choice: Should they use bare neodymium magnets or pot magnets? While both magnets use the powerful material neodymium iron boron (NdFeB), their performance and usefulness can vary greatly depending on how they are constructed.

 

 

🔩 What is a pot magnets?

     A pot magnet is a neodymium magnet enclosed in a steel shell. This design serves two main purposes:

  1. It concentrates the magnetic field on one working surface, significantly increasing the pull on that surface.
  2. It protects the magnet from physical damage, corrosion and demagnetization.

 

 

🧲 Bare Neodymium Magnets: Strong, But High Risk

     Bare neodymium magnets are very strong for their size. However, because they are brittle and exposed, they are also susceptible to chipping, cracking or corroding, especially in environments with moisture, friction or impact. Their magnetic field is omnidirectional - spreading in all directions - which can lead to unexpected attraction, increased safety risks or difficult handling.

 

     In addition, complete durable neodymium magnets are difficult to handle. Without a suitable housing or mounting system, removing them from metal surfaces can be dangerous, often requires tools, and presents a risk of personal injury or product damage.

 

 

Why Choose Pot Magnets?

     Pot magnets offer significant advantages in real-world applications:

  • Concentrated Magnetic Force: Steel housings redirect and amplify the magnetic field through the exposed surface, making pot magnets more effective for holding or lifting.
  • Durability: Steel housings protect the magnets from mechanical wear, temperature fluctuations, and exposure to moisture or chemicals.
  • Easy to Install: Many pot magnets come with threaded holes, hooks, or counterbores for easy mounting, making them ideal for display racks, retrieval tools, or mechanical fixtures.
  • Safety: Reduced exposure to magnetic fields helps prevent accidents during handling or installation.

 

 

💼 Which One Is Right for You?

     If your application involves mounting, lifting, positioning, or repeated handling, strong force pot magnets are often a safer, more practical choice. Exposed neodymium magnets may be suitable for enclosed equipment or tightly constructed components where raw magnetic force is a priority but careful handling and protection are required.

 

     We offer a variety of pot magnets, including threaded, rubber coated, and heavy-duty recycled styles. Whether you require a secure fixturing, custom fittings, or corrosion resistance, we have a pot magnet solution to meet your needs.

 

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