Physical Properties
Strong Magnetic Holding Force
The steel cup housing helps concentrate the magnetic field, increasing the holding power of the magnet. This feature ensures that the Alnico Cup Magnet is highly effective in holding and positioning heavy or bulky metal objects with precision and reliability.
Durability and Mechanical Strenght
The robust steel casing protects the magnet from physical damage caused by impact or vibration, which is particularly important in industrial settings. This protection ensures the longevity and reliability of the magnet under tough conditions.
Demagnetization Resistance
Alnico magnets exhibit excellent resistance to demagnetization, maintaining their magnetic strength over extended periods and under changing environmental conditions. This makes them suitable for long-term use in heavy-duty applications without significant loss of magnetic power.

Technical Specifications
- Housing Material: Mild steel or stainless steel (customizable)
- Diameter: Available in various sizes (e.g., 30mm, 50mm, 80mm, 100mm)
- Height: Customizable based on application needs
- Pull Force: Ranges from 10kg to 1000kg depending on size and specifications
- Thread Type: Internal or external threads (custom thread sizes available)
- Operating Temperature: Up to 450°C (depending on the Alnico grade)
- Surface Finish: Zinc plating, nickel plating, or uncoated (depending on environmental requirements)
FAQ
What mounting options are available?
Alnico Cup Magnets can be designed with different mounting options, including internal threaded holes, external threaded studs, or mounting holes, allowing easy installation on machines, fixtures, or equipment.
How do I choose the right pull force for my application?
The required pull force depends on several factors, including the weight of the object, contact surface condition, and safety margin. Our technical team can assist you in selecting the most suitable magnet size and pull force based on your application scenario.
Do you support OEM or bulk orders?
Absolutely. We specialize in OEM and bulk production for industrial customers. Whether you need customized specifications, private labeling, or large-volume supply, we can provide flexible manufacturing solutions with stable lead times.
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