Professional Permanent Magnets Suppliers in China
MAG-SPRING is a top-tier Chinese manufacturer and supplier specializing in permanent magnets, magnetic separators, magnetic filters and pot magnets. We focus on delivering premium magnetic products and customized industrial magnetic solutions for global clients.
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We are a China-based supplier and manufacturer of industrial magnets & magnetic products, certified with ISO14000 and TUV ISO9001.
Main products include magnetic tube, pot magnet, magnetic separator, neodymium magnets, SmCo magnets, motor magnets, etc.
ABOUT US
About MAG SPRING®
ISO 14000 and ISO 9001 Certified Company
We are an environmental-friendly designer, manufacturer of various
industrial magnets& magnetic products and provide global
customers with pioneering magnetic solutions.
Now we are the lead supplier and factory of magnetic tube,
magnetic filters, pot magnets in China.
More About Us
A Manufacturing Partner You Can Trust
Companies all around the world trust
MAG SPRING® for awesome project creations
MAG SPRING® is a subsidiary of SOUWEST MAGNETECH® (Stock No. 836961) that focuses on permanent
magnets and magnetic systems in Ningbo, China since 2003.
20+
Manufacturing
Experience
20,000 m²
Factory area
3000+
Clients
100+
Series products
25+
Professional
Engineer
$7.38M
Registered capital
$26.4M
Sales in 2023
25+
Patent
We are trusted by thousands of clients
APPLICATION
Industry Application
WHY US
Choose MAG SPRING®
MAG SPRING® from China provides complete permanent magnet products and magnetic solutions for its customers, and maintains long-term business relationships with many high-end customers from the USA, UK, Japan, and other countries. We have developed a series of permanent magnets and magnetic systems.
Professional Team
The Best Work Team for Magnetic Products.
Full of Experience
We have been experts in magnets and magnetic products for more than 20
years.
Partner
Many Famous Customers’ Recognition to Our Factory
R & D Capabilities
Strong technology R & D team
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BLOG
Our Latest News & Blog
What Are Strongest Magnets in the World?
06 Feb, 2025
N55 Neodymium Magnets are currently the most powerful grade of neodymium magnets available for commercial use. In comparison with the common N52 grade, the N55 magnet is about 5-6% stronger, and approximately 1.5-2.0% stronger than the N54 grade.
Radial Neodymium Magnets Buying & Technical Guide for BLDC Motors & Encoders
12 Jun, 2026
Confused selecting radial neodymium ring or arc magnets for BLDC motors & encoders? Our expert guide compares radial vs axial magnetization, N-grade sizing, anti-rust coatings, heat resistance & fixes common cracking/demagnetization failures for industrial designers & bulk buyers.
Complete Fishing Pot Magnet Buying & Usage Guide for River, Lake and Sea Salvage
12 Jun, 2026
Confused choosing a fishing pot magnet for river, lake or sea salvage? Our expert buying & usage guide covers N52 pull force, anti-rust tips, safety rules and underwater metal retrieval tricks for beginner & pro magnet fishers.
How Powerful Are Motors Using Magnets? Real Test & Performance Demo
12 Jun, 2026
We ran controlled lab tests on neodymium permanent magnet motors vs standard induction motors. Get real torque, wattage, efficiency data, solve common magnet motor power myths for EV, DIY, wind & industrial use.
Top 10 Neodymium Magnets Manufacturer In USA 2026
05 Jun, 2026
Discover the top 10 neodymium magnets manufacturers in the USA. Compare leading suppliers for custom NdFeB magnets, industrial sourcing, and supply chain solutions.
