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SmCo Magnets

With over 20 years of manufacturing experience, MAG SPRING® stands as a prominent SmCo magnet manufacturer. Our commitment lies in delivering permanent magnets with unparalleled competitiveness in both pricing and stability of quality. These magnets serve a multitude of purposes in everyday life, ranging from practical applications like replacing buttons or snaps to more recreational uses such as keychain magnets, dart boards, and various games. Additionally, our magnets find utility in industrial settings, aiding in tasks like handling wrecked cranes in scrapyards. Whether it's providing direction through compasses or enhancing the functionality of diverse objects, our permanent magnets are designed to bring significant assistance across various facets of life.
SmCo Magnets Magnetic Properties
Material Grade Br Hcb Hcj (BH)max Tc Tw α(Br) β(Hcj)
T  KGs KA/m KOe KA/m KOe KJ/m³ MGOe  -%/℃  -%/℃
SmCO5 Sm2Co17 XGS16L 0.81-0.85 8.1-8.5 517-669 6.5-8.4 636-955 8--12 111-127 14-16 800 250 0.020  0.20 
XGS18L 0.85-0.90 8.5-9.0 525-708 6.6-8.9 636-955 8--12 127-143 16-18 800 250 0.020  0.20 
XGS20L 0.90-0.94 9.0-9.4 533-732 6.7-9.2 636-955 8--12 143-159 18-20 800 250 0.020  0.20 
XGS22L 0.94-0.97 9.4-9.7 533-740 6.7-9.3 636-955 8--12 159-175 20-22 800 250 0.020  0.20 
XGS24L 0.97-1.02 9.7-10.2 541-756 6.8-9.5 636-955 8--12 175-191 22-24 800 250 0.030  0.20 
XGS26L 1.02-1.05 10.2-10.5 541-764 6.8-9.6 636-955 8--12 191-207 24-26 800 250 0.030  0.20 
XGS28L 1.05-1.08 10.5-10.8 541-780 6.8-9.8 636-955 8--12 207-223 26-28 800 250 0.035  0.20 
XGS30L 1.08-1.11 10.8-11.1 541-796 6.8-10.0 636-955 8--12 223-239 28-30 800 250 0.035  0.20 
XGS32L-A 1.11-1.13 11.1-11.3 549-804 6.9-10.1 636-955 8--12 239-246 30-31 800 250 0.035  0.22 
XGS32L-B 1.13-1.15 11.3-11.5 550-805 6.9-10.1 636-955 8--12 246-255 31-32 800 250 0.040  0.25 
XGS33L 1.15-1.17 11.5-11.7 558-815 7.0-10.2 636-955 8--12 246-262 31-33 800 250 0.045  0.25 
XGS16M 0.81-0.85 8.1-8.5 573-669 7.2-8.4 955-1433 12--18 111-127 14-16 800 300 0.020  0.20 
XGS18M 0.85-0.90 8.5-9.0 605-708 7.6-8.9 955-1433 12--18 127-143 16-18 800 300 0.020  0.20 
XGS20M 0.90-0.94 9.0-9.4 637-732 8.0-9.2 955-1433 12--18 143-159 18-20 800 300 0.020  0.20 
XGS22M 0.94-0.97 9.4-9.7 645-740 8.1-9.3 955-1433 12--18 159-175 20-22 800 300 0.020  0.20 
XGS24M 0.97-1.02 9.7-10.2 661-764 8.3-9.6 955-1433 12--18 175-191 22-24 800 300 0.030  0.20 
XGS26M 1.02-1.05 10.2-10.5 685-788 8.6-9.9 955-1433 12--18 191-207 24-26 800 300 0.030  0.20 
XGS28M 1.05-1.08 10.5-10.8 693-812 8.7-10.2 955-1433 12--18 207-223 26-28 800 300 0.035  0.20 
XGS30M 1.08-1.11 10.8-11.1 700-828 8.8-10.4 955-1433 12--18 223-239 28-30 800 300 0.035  0.20 
XGS32M-A 1.11-1.13 11.1-11.3 708-852 8.9-10.7 955-1433 12--18 239-246 30-31 800 300 0.035  0.22 
XGS32M-B 1.13-1.15 11.3-11.5 716-860 9.0-10.8 955-1433 12--18 246-255 31-32 800 300 0.040  0.25 
XGS33M 1.15-1.17 11.5-11.7 726-870 9.1-10.9 955-1433 12--18 246-262 31-33 800 300 0.045  0.25 
XGS14 0.74-0.81 7.4-8.1 540-609 7.0-7.9 ≥1433 ≥18 96--111 12--14 800 300 0.020  0.20 
XGS16 0.81-0.85 8.1-8.5 597-669 7.5-8.4 ≥1433 ≥18 111-127 14-16 800 300 0.020  0.20 
XGS18 0.85-0.90 8.5-9.0 621-708 7.8-8.9 ≥1433 ≥18 127-143 16-18 800 300 0.020  0.20 
XGS20 0.90-0.94 9.0-9.4 653-732 8.2-9.2 ≥1433 ≥18 143-159 18-20 800 300 0.020  0.20 
XGS22 0.94-0.97 9.4-9.7 677-740 8.5-9.3 ≥1433 ≥18 159-175 20-22 800 300 0.020  0.20 
XGS24 0.97-1.02 9.7-10.2 693-772 8.7-9.7 ≥1433 ≥18 175-191 22-24 800 300 0.030  0.20 
XGS26 1.02-1.05 10.2-10.5 748-796 9.4-10.0 ≥1433 ≥18 191-207 24-26 800 300 0.030  0.20 
XGS28 1.05-1.08 10.5-10.8 756-820 9.5-10.3 ≥1433 ≥18 207-223 26-28 800 300 0.035  0.20 
XGS30 1.08-1.11 10.8-11.1 788-836 9.9-10.5 ≥1433 ≥18 223-239 28-30 800 300 0.035  0.20 
XGS32-A 1.11-1.13 11.1-11.3 812-860 10.2-10.8 ≥1433 ≥18 239-246 30-31 800 300 0.035  0.22 
XGS32-B 1.13-1.15 11.3-11.5 820-870 10.3-10.9 ≥1433 ≥18 246-255 31-32 800 300 0.040  0.25 
XGS33 1.15-1.17 11.5-11.7 830-880 10.4-11.0 ≥1433 ≥18 246-262 31-33 800 300 0.045  0.25 
XGS14H 0.74-0.81 7.4-8.1 557-629 7.0-7.9 ≥1990 ≥25 96--111 12--14 800 350 0.020  0.20 
XGS16H 0.81-0.85 8.1-8.5 605-669 7.6-8.4 ≥1990 ≥25 111-127 14-16 800 350 0.020  0.20 
XGS18H 0.85-0.90 8.5-9.0 629-708 7.9-8.9 ≥1990 ≥25 127-143 16-18 800 350 0.020  0.20 
XGS20H 0.90-0.94 9.0-9.4 661-732 8.3-9.2 ≥1990 ≥25 143-159 18-20 800 350 0.020  0.20 
XGS22H 0.94-0.97 9.4-9.7 685-740 8.6-9.3 ≥1990 ≥25 159-175 20-22 800 350 0.020  0.20 
XGS24H 0.97-1.02 9.7-10.2 700-772 8.8-9.7 ≥1990 ≥25 175-191 22-24 800 350 0.030  0.20 
XGS26H 1.02-1.05 10.2-10.5 756-796 9.5-10.0 ≥1990 ≥25 191-207 24-26 800 350 0.030  0.20 
XGS28H 1.05-1.08 10.5-10.8 764-820 9.6-10.3 ≥1990 ≥25 207-223 26-28 800 350 0.035  0.20 
XGS30H 1.08-1.11 10.8-11.1 796-836 10.0-10.5 ≥1990 ≥25 223-239 28-30 800 350 0.035  0.20 
XGS32H-A 1.11-1.13 11.1-11.3 820-860 10.3-10.8 ≥1990 ≥25 239-246 30-31 800 350 0.035  0.22 
XGS32H-B 1.13-1.15 11.3-11.5 830-880 10.4-11.0 ≥1990 ≥25 246-255 31-32 800 350 0.040  0.25 
XGS33H 1.15-1.17 11.5-11.7 840-890 10.5-11.1 ≥1990 ≥25 246-262 31-33 800 350 0.042  0.28 
 
Sm2Co17-LT XGS14LT 0.74-0.81 7.4-8.1 557-629 7.0-7.9 ≥1592 ≥20 96--111 12--14 840 350    
XGS16LT 0.81-0.85 8.1-8.5 605-669 7.6-8.4 ≥1592 ≥20 111-127 14-16 840 350 -50--20℃ +0.005%/℃
XGS18LT 0.85-0.90 8.5-9.0 629-708 7.9-8.9 ≥1592 ≥20 127-143 16-18 840 350 20--200℃ -0.008%/℃
XGS20LT 0.90-0.94 9.0-9.4 661-732 8.3-9.2 ≥1592 ≥20 143-159 18-20 840 350 200-300℃ -0.011%/℃

 

Huge selection of different kinds of SmCo magnets supply
Huge selection of different kinds of permanent magnets supply. According to different magnetic materials or different application, permanent magnets include the following items: SmCo magnets, ferrite magnets, alnico magnets, rubber magnets, motor magnets etc.
Contact Us to Get Started
Quality You Can Trust With Inspection & Material Verification
Magnets need to meet many different international standards of compliance for materials. 
This is meant to protect the health and safety of both the end user and the environment. We take compliance very seriously 
for all of our customers, which is why we’ve invested in advanced scientific testing and verification equipment to qualify 
all incoming raw materials.
 
For your peace of mind, our facility is fully certified to ISO 9001, 14001 , CE certification and ROHS certification

Answers to Frequently Asked Questions

1.Can you customize permanent magnets according to specific requirements?
Sure. Custom made available.
2.What are the temperature and corrosion resistance properties of your magnets?
Max working temperature and corrosion resistance properties are based on different materials and grade, The maximum working temperature of alnico permanent magnet is more than 550 ° C, Samarium cobalt magnet is more than 500° C and ferrite magnet is about 250 ° C , Neodymium magnet is about 60-260° C and rubber magnet are about 100° C , but the actual value will still vary according to the size and shape of the material. AlNiCo magnets, Ferrite magnets and SmCo5 magnets have good corrosion resistance properties, SM2CO17 composition have some iron s, which can easily rust under harsh conditions. Therefore, it is necessary to electroplate the magnet. NDFEB magnets have poor corrosion resistance, and their finished products generally require electroplating treatment, such as NICUNI, ZN, EPOXY plating, etc.
3.How do you ensure the quality of your permanent magnets?
In order to ensure the quality of permanent magnets, the factory strictly follows the corresponding ISO or ts16949 quality management system for inquiries, quotations, order reviews, raw material procurement, and production process control.
4.What is the typical lead time for ordering permanent magnets?
Normally, our delivery date is 21-30 days
5.Do you provide technical support for integrating permanent magnets into our products?
Yes, we can provide technical support for integrating permanent magnets into your products. Permanent magnets are widely used in various applications, and proper integration is crucial for achieving optimal performance. Whether you need assistance with magnet selection, design considerations, magnetization direction, or any other aspect related to integrating permanent magnets, we are here to help. Please provide us with more specific details about your product and requirements, and I'll provide you with tailored guidance.
6.Can you supply permanent magnets in large quantities for bulk orders?
Yes, we can supply permanent magnets in large quantities for bulk orders. We have a wide range of permanent magnets available, including neodymium magnets, ferrite magnets, AlNiCo magnets and samarium cobalt magnets. Our manufacturing facilities are capable of producing high volumes to meet your requirements. Please provide us with specific details such as the type, size, quantity, and any other specifications you need, and we will be happy to provide you with a quote and further assistance.
7.What certifications do your permanent magnets comply with?
Our permanent magnets comply with various certifications depending on the specific type and application. Some common certifications for permanent magnets include ISO 9001, ISO 14001, 45001,RoHS (Restriction of Hazardous Substances), and REACH (Registration, Evaluation, Authorization, and Restriction of Chemicals). These certifications ensure that our magnets meet international quality standards, environmental regulations, and restrictions on hazardous substances. If you have specific certification requirements or need more detailed information, please let us know, and we will provide you with the relevant details.
8.What is your minimum order quantity for magnets?
Our minimum order quantity for magnets may vary depending on the type, size, and specific requirements. Generally, for standard sizes and types of magnets, the minimum order quantity is typically around 100 to 1000 pieces. However, for customized or special magnets, the minimum order quantity may be higher. We understand that every customer's needs are unique, so please provide us with your specific requirements, and we will do our best to accommodate your needs and provide you with the most suitable solution.
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sales@mag-spring.com 0086-574-86666833
No. 99 Lipu Road Xiepu Zhenhai Ningbo
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sales@mag-spring.com 0086-574-86666833
No. 99 Lipu Road Xiepu Zhenhai Ningbo
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