Top 10 Bar magnet factory in the World 2025

Are you in the market for high-quality bar magnets? Choosing the right factory can make all the difference! By comparing top manufacturers, you’ll discover the best options that meet your needs. Dive in to learn which factories stand out and find the perfect partner for your projects!

Bar Magnet

Product Details: Magnetic filter bars are cylindrical devices made of strong rare-earth neodymium/SmCo magnets enclosed in waterproof stainless-steel housing, designed to remove ferrous contaminants from various materials.

Technical Parameters:
– Surface Gauss levels: 6000Gs to 15000Gs
– Temperature resistance: Up to 240℃ for neodymium magnets and up to 350℃ for SmCo…

Application Scenarios:
– Food processing industry for filtering powders and liquids
– Pharmaceuticals for ensuring product purity and compliance with safety standards

Pros:
– Easy to clean and simple to use
– Removes micron-sized contaminants effectively

Cons:
– Limited to ferrous materials only
– Performance may vary based on specific application requirements

AZ Industries Inc

Product Details: AZ Industries Inc specializes in a wide variety of magnets including neodymium, ceramic, samarium cobalt, and custom bulk magnets, as well as magnetized equipment like magnetic sweeper bars.

Technical Parameters:
– Manufactured with precision
– Available in various shapes and sizes

Application Scenarios:
– Industrial applications
– Hobby projects

Pros:
– Wide range of magnet types available
– Custom manufacturing options

Cons:
– Potentially high minimum order quantities
– Limited retail presence

SmCo Bar Magnet Manufacturers, Suppliers – Factory Direct Wholesale …

Product Details: SmCo Bar Magnet with excellent magnetic characteristics, maximum energy product of 18 to 30 MGOe, low temperature coefficient, high stability, and resistance to oxidation.

Technical Parameters:
– Grade: SmCo5, Sm2Co17
– Temperature Range: Up to +350 degrees C (662F) for H rated versions

Application Scenarios:
– Aerospace and defense industry
– Medical equipment and high-end motors

Pros:
– Can be used in extremely cold conditions
– High coercivity to resist demagnetisation

Cons:
– Generally higher cost than NdFeB
– Most brittle among magnet types

Bar Magnets – McMaster-Carr

Product Details: Bar magnets available in various shapes, sizes, materials, and magnetic pull ratings.

Technical Parameters:
– Shape: Capsule, Cut-to-Size, Cylinder, Octagon, Oval, Polygon, Rectangle, Triang…
– Material: Alnico, Aluminum, Ferrite Ceramic, Neodymium, Plastic, Samarium Cobalt…

Application Scenarios:
– Used in fastening and joining applications.
– Applicable in material handling and magnetic filtering.

Pros:
– Wide variety of shapes and sizes available.
– Multiple material options for different applications.

Cons:
– Specific magnetic pull ratings may limit use in heavy-duty applications.
– Potential for demagnetization under high temperatures.

Wholesale Bar Magnet Factory, Supplier – Lance

Product Details: High-quality bar magnet designed for superior magnetic strength and efficiency. Constructed with exceptional precision and durability, suitable for various applications.

Technical Parameters:
– Compact design for easy handling
– Reliable performance and long-lasting use

Application Scenarios:
– Scientific experiments
– Building electronic devices
– Educational settings
– Industrial applications
– Research settings

Pros:
– Exceptional magnetic properties
– Versatile for multiple uses

Cons:
– Specific technical specifications not provided
– Limited information on material composition

Magnet Manufacturers | Magnet Suppliers

Product Details: Various types of permanent magnets including Alnico, Ceramic, Flexible, Neodymium, and Rare Earth magnets, each with distinct characteristics and applications.

Technical Parameters:
– Alnico magnets: Made from aluminum, nickel, iron, and cobalt; durable and high m…
– Neodymium magnets: Composed of neodymium, iron, and boron; known for exceptional…

Application Scenarios:
– Used in electric motors, sensors, and biomedical technologies.
– Employed in loudspeakers and headphones for sound reproduction.

Pros:
– High magnetic strength and durability.
– Cost-effective for various applications.

Cons:
– Some types are brittle and can crack under impact.
– Rare earth magnets can be expensive due to material scarcity.

China Bar Magnets Supplier, Manufacturer – Factory Direct Price – Force …

Product Details: Bar Magnets designed for powerful magnetic separation, offering high intensity and versatility in various applications. Crafted with premium neodymium magnets for high-quality and consistent magnetism.

Technical Parameters:
– NdFeB magnet adopted, providing high intensity.
– Performance for the magnetic bar can be 4000-15000GS. Normal working temperature…

Application Scenarios:
– Garbage sorting
– Pharmaceutical industry

Pros:
– Versatile end processing options available.
– Easy cleaning process for efficient operation.

Cons:
– Limited to specific temperature ranges.
– Customization may increase lead time.

China Magnetic Bar Supplier, Manufacturer – Factory Direct Price …

Product Details: Force Magnetic Solution’s magnetic bar is crafted with high-quality neodymium magnets, designed to efficiently remove iron particles and stainless powder from liquid or wet substances. It features customizable end processing and flexible design options.

Technical Parameters:
– Magnetic performance: 4000-15000GS
– Normal working temperature: 80℃, customizable up to 300℃

Application Scenarios:
– Garbage sorting
– Pharmaceutical industry

Pros:
– High magnetic intensity and consistent magnetism
– Easy cleaning process

Cons:
– Limited to specific temperature ranges
– Customization may increase lead time

Permanent Bar Magnet – China Factory, Suppliers, Manufacturers

Product Details: Permanent Bar Magnet – China Factory, Suppliers, Manufacturers

Technical Parameters:
– High-quality manufacturing
– Short lead time

Application Scenarios:
– Used in various industries
– Magnetic assemblies and devices

Pros:
– Quality assurance
– Customer-oriented service

Cons:
– Limited specific technical details
– Generic product description

Bar Magnet – Manufacturers, Factory, Suppliers from China

Product Details: Bar Magnet

Technical Parameters:
– High grade materials
– Various sizes available

Application Scenarios:
– Educational purposes
– Industrial applications

Pros:
– Strong magnetic force
– Durable and reliable

Cons:
– Limited to specific applications
– May require careful handling

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Comparison Table

Company	Product Details	Pros	Cons	Website
Bar Magnet	Magnetic filter bars are cylindrical devices made of strong rare-earth neodymium/SmCo magnets enclosed in waterproof stainless-steel housing, designed…	– Easy to clean and simple to use – Removes micron-sized contaminants effectively	– Limited to ferrous materials only – Performance may vary based on specific application requirements	jdamagnet.com
AZ Industries Inc	AZ Industries Inc specializes in a wide variety of magnets including neodymium, ceramic, samarium cobalt, and custom bulk magnets, as well as magnetiz…	– Wide range of magnet types available – Custom manufacturing options	– Potentially high minimum order quantities – Limited retail presence	azind.com
SmCo Bar Magnet Manufacturers, Suppliers – Factory Direct Wholesale …	SmCo Bar Magnet with excellent magnetic characteristics, maximum energy product of 18 to 30 MGOe, low temperature coefficient, high stability, and res…	– Can be used in extremely cold conditions – High coercivity to resist demagnetisation	– Generally higher cost than NdFeB – Most brittle among magnet types	www.bearheart-magnet.com
Bar Magnets – McMaster-Carr	Bar magnets available in various shapes, sizes, materials, and magnetic pull ratings.	– Wide variety of shapes and sizes available. – Multiple material options for different applications.	– Specific magnetic pull ratings may limit use in heavy-duty applications. – Potential for demagnetization under high temperatures.	www.mcmaster.com
Wholesale Bar Magnet Factory, Supplier – Lance	High-quality bar magnet designed for superior magnetic strength and efficiency. Constructed with exceptional precision and durability, suitable for va…	– Exceptional magnetic properties – Versatile for multiple uses	– Specific technical specifications not provided – Limited information on material composition	www.lancemagnetic.com
Magnet Manufacturers	Magnet Suppliers	Various types of permanent magnets including Alnico, Ceramic, Flexible, Neodymium, and Rare Earth magnets, each with distinct characteristics and appl…	– High magnetic strength and durability. – Cost-effective for various applications.	– Some types are brittle and can crack under impact. – Rare earth magnets can be expensive due to material scarcity.
China Bar Magnets Supplier, Manufacturer – Factory Direct Price – Force …	Bar Magnets designed for powerful magnetic separation, offering high intensity and versatility in various applications. Crafted with premium neodymium…	– Versatile end processing options available. – Easy cleaning process for efficient operation.	– Limited to specific temperature ranges. – Customization may increase lead time.	www.onemagnets.com
China Magnetic Bar Supplier, Manufacturer – Factory Direct Price …	Force Magnetic Solution’s magnetic bar is crafted with high-quality neodymium magnets, designed to efficiently remove iron particles and stainless pow…	– High magnetic intensity and consistent magnetism – Easy cleaning process	– Limited to specific temperature ranges – Customization may increase lead time	www.onemagnets.com
Permanent Bar Magnet – China Factory, Suppliers, Manufacturers	Permanent Bar Magnet – China Factory, Suppliers, Manufacturers	– Quality assurance – Customer-oriented service	– Limited specific technical details – Generic product description	xfmagnets.com
Bar Magnet – Manufacturers, Factory, Suppliers from China	Bar Magnet	– Strong magnetic force – Durable and reliable	– Limited to specific applications – May require careful handling	www.magnet-supplier.com

Frequently Asked Questions (FAQs)

What materials are used to make bar magnets?

Bar magnets are typically made from ferromagnetic materials like iron, nickel, or cobalt. They can also be made from alloys such as neodymium-iron-boron (NdFeB) or samarium-cobalt (SmCo), which are known for their strong magnetic properties. The choice of material affects the magnet’s strength, durability, and resistance to demagnetization.

How are bar magnets manufactured?

Bar magnets are manufactured through processes like sintering, where powdered metal is compacted and heated to form solid magnets, or casting, where molten metal is poured into molds. The magnets are then magnetized using strong magnetic fields, ensuring they retain their magnetic properties.

What are the common applications of bar magnets?

Bar magnets are used in various applications, including in refrigerators as closures, in toys, for educational purposes, and in industrial machinery for separation processes. They are also utilized in electric motors, generators, and magnetic resonance imaging (MRI) machines.

How can I determine the strength of a bar magnet?

The strength of a bar magnet is usually measured in terms of its magnetic field strength, often expressed in teslas or gauss. You can evaluate its strength by observing its ability to attract ferromagnetic materials or by using a gaussmeter, which provides a quantitative measure of the magnetic field.

Are bar magnets safe to use?

Yes, bar magnets are generally safe for everyday use. However, you should keep them away from electronic devices, credit cards, and pacemakers, as strong magnets can interfere with their operation. Always handle them with care to avoid pinching fingers or breaking them, especially if they are large or very strong.