Basic Info.
Application
Electronic Products, Speaker Magnet, Industrial Magnet, Motor Magnet
Coating
Nicuni (or Ni-Ni), White Zinc, Color Zinc, Epoxy
Grade
All Grades Are Available
Product Description
Neodymium Ring MagnetsNeodymium Iron Boron magnets, popularly named Neodymium Magnets, NdFeB magnets or NIB Magnets are one kind of rare earth magnets with excellent Energy Product and high Coercive Force. As an essential basic functional materials for saving energy and developing green industry, NdFeB magnets are widely used In motor, generator, elevator, sensor, separator, MRI, VCM, DVD, Mobile, phone, printer, instruments, appliances, etc.FeturesCoating: Nickel, Zinc, Nicuni, Gold, Epoxy,Teflon and So on
Dimension: 0.5mm<Diameter<250mm
Material: Neodymium Earth magnets or Neodym magnets
Lead time:7-30 Days(According to Quantity)
MOQ: 1pc
Packing: Neutral package with hard paper carton, Special for air or sea shipment according to requirement.
Applications: Ring Magnets,Neodymium Ring Magnets, Permanent Magnet ring,Circular magnets can be widely used in Motor Vehicle, Automotives Tools, Moulds, Magnetic Assemblies, Meters,Ipod, Ipad, Iphone5, Iphone4s, Electronics,Cameras, Magnetic Therapy, Appliances, Office Automation,Toys,Electrical Appliances, Gifts,Crafts, Micro-Motors, Stereos, and daily life in various fields.
Others: ROHS compliance.
Production Process: Raw Materials >Smelt >Powder process >Forming >Clotting >Testing >Machining >Electroplate >Magnetization >Checkout >Packing
Sintered Neodymium Magnets Property ListProperties | Remanence | Coercive force | Intrinsic coercive force | Maximum energy product | Working temp | |
Unit | kGs | T | kOe | kA/m | MGOe | kJ/m3 | |
Nom. | Min. | Nom. | Min. | Nom. | Min. | Nom. | Min. | Nom. | Min. | Nom. | Min. | |
No | Grade | kOe | kA/m | ºC | | |
1 | N30 | 11.2 | 10.8 | 1.12 | 1.08 | 10.5 | 10.0 | 836 | 796 | ≥12 | ≥955 | 30 | 28 | 239 | 223 | ≤80 | | | |
2 | N35 | 12.0 | 11.7 | 1.20 | 1.17 | 11.3 | 10.8 | 900 | 860 | ≥12 | ≥955 | 35 | 33 | 279 | 263 | ≤80 | | | |
3 | N38 | 12.6 | 12.2 | 1.26 | 1.22 | 11.5 | 11.3 | 915 | 900 | ≥12 | ≥955 | 38 | 36 | 303 | 287 | ≤80 | | | |
4 | N40 | 12.9 | 12.6 | 1.29 | 1.26 | 11.6 | 11.4 | 924 | 908 | ≥12 | ≥955 | 40 | 38 | 318 | 303 | ≤80 | | | |
5 | N42 | 13.1 | 12.9 | 1.31 | 1.29 | 11.8 | 11.5 | 939 | 915 | ≥12 | ≥955 | 42 | 40 | 342 | 326 | ≤80 | | | |
6 | N45 | 13.6 | 13.3 | 1.36 | 1.33 | 12.0 | 11.6 | 955 | 924 | ≥12 | ≥955 | 45 | 43 | 358 | 342 | ≤80 | | | |
7 | N48 | 14.0 | 13.8 | 1.40 | 1.38 | 10.8 | 10.2 | 860 | 810 | ≥11 | ≥875 | 48 | 46 | 383 | 367 | ≤80 | | | |
8 | N50 | 14.3 | 14.1 | 1.43 | 1.41 | 10.8 | 10.0 | 860 | 794 | ≥11 | ≥875 | 50 | 48 | 398 | 383 | ≤80 | | | |
9 | N52 | 14.5 | 14.2 | 1.45 | 1.42 | 10.8 | 10.0 | 860 | 794 | ≥11 | ≥875 | 52 | 50 | 414 | 398 | ≤60 | | | |
10 | N30M | 11.2 | 10.8 | 1.12 | 1.08 | 10.5 | 10.0 | 836 | 794 | ≥14 | ≥1114 | 30 | 28 | 239 | 223 | ≤100 | | | |
11 | N35M | 12.0 | 11.7 | 1.20 | 1.17 | 11.3 | 10.9 | 900 | 868 | ≥14 | ≥1114 | 35 | 33 | 279 | 263 | ≤100 | | | |
12 | N38M | 12.6 | 12.2 | 1.26 | 1.22 | 11.8 | 11.3 | 939 | 900 | ≥14 | ≥1114 | 38 | 36 | 303 | 287 | ≤100 | | | |
13 | N40M | 12.9 | 12.6 | 1.29 | 1.26 | 12.0 | 11.6 | 955 | 924 | ≥14 | ≥1114 | 40 | 38 | 318 | 303 | ≤100 | | | |
14 | N42M | 13.2 | 12.9 | 1.32 | 1.29 | 12.4 | 12.0 | 987 | 955 | ≥14 | ≥1114 | 42 | 40 | 342 | 326 | ≤100 | | | |
15 | N45M | 13.5 | 13.3 | 1.35 | 1.33 | 12.6 | 12.2 | 1003 | 971 | ≥14 | ≥1114 | 45 | 43 | 358 | 342 | ≤100 | | | |
16 | N48M | 14.0 | 13.8 | 1.40 | 1.38 | 13.3 | 12.9 | 1059 | 1027 | ≥14 | ≥1114 | 48 | 46 | 383 | 367 | ≤100 | | | |
17 | N50M | 14.3 | 14.0 | 1.43 | 1.40 | 13.5 | 13.1 | 1074 | 1042 | ≥14 | ≥1114 | 50 | 48 | 398 | 383 | ≤100 | | | |
18 | N52M | 14.5 | 14.2 | 1.45 | 1.42 | 13.6 | 13.2 | 1082 | 1050 | ≥14 | ≥1114 | 52 | 50 | 414 | 398 | ≤80 | | | |
19 | N30H | 11.2 | 10.8 | 1.12 | 1.08 | 10.5 | 10.0 | 836 | 794 | ≥17 | ≥1353 | 30 | 28 | 239 | 223 | ≤120 | | | |
20 | N33H | 11.7 | 11.4 | 1.17 | 1.14 | 11.0 | 10.5 | 876 | 836 | ≥17 | ≥1353 | 33 | 31 | 263 | 247 | ≤120 | | | |
21 | N35H | 12.0 | 11.7 | 1.20 | 1.17 | 11.3 | 10.9 | 900 | 868 | ≥17 | ≥1353 | 35 | 33 | 279 | 263 | ≤120 | | | |
22 | N38H | 12.6 | 12.2 | 1.26 | 1.22 | 11.8 | 11.3 | 939 | 900 | ≥17 | ≥1353 | 38 | 36 | 303 | 287 | ≤120 | | | |
23 | N40H | 12.8 | 12.6 | 1.28 | 1.26 | 12.0 | 11.6 | 955 | 924 | ≥17 | ≥1353 | 40 | 38 | 318 | 303 | ≤120 | | | |
24 | N42H | 13.0 | 12.8 | 1.30 | 1.28 | 12.4 | 12.0 | 987 | 955 | ≥17 | ≥1353 | 42 | 40 | 342 | 326 | ≤120 | | | |
25 | N45H | 13.5 | 13.3 | 1.35 | 1.33 | 12.6 | 12.2 | 1003 | 971 | ≥17 | ≥1353 | 45 | 43 | 358 | 342 | ≤120 | | | |
26 | N48H | 14.0 | 13.8 | 1.40 | 1.38 | 13.3 | 12.9 | 1059 | 1027 | ≥17 | ≥1353 | 48 | 46 | 383 | 367 | ≤120 | | | |
27 | N50H | 14.3 | 14.0 | 1.43 | 1.40 | 13.5 | 13.1 | 1074 | 1042 | ≥17 | ≥1353 | 50 | 48 | 398 | 383 | ≤100 | | | |
28 | N52H | 14.5 | 14.2 | 1.45 | 1.42 | 13.6 | 13.2 | 1082 | 1050 | ≥17 | ≥1353 | 52 | 50 | 414 | 398 | ≤100 | | | |
29 | N30SH | 11.2 | 10.8 | 1.12 | 1.08 | 10.5 | 10.1 | 836 | 804 | ≥20 | ≥1595 | 30 | 28 | 239 | 223 | ≤150 | | | |
30 | N33SH | 11.7 | 11.4 | 1.17 | 1.14 | 11.0 | 10.6 | 876 | 844 | ≥20 | ≥1595 | 33 | 31 | 263 | 247 | ≤150 | | | |
31 | N35SH | 12.0 | 11.7 | 1.20 | 1.17 | 11.3 | 11.0 | 900 | 876 | ≥20 | ≥1595 | 35 | 33 | 279 | 263 | ≤150 | | | |
32 | N37SH | 12.3 | 12.0 | 1.23 | 1.20 | 11.5 | 11.3 | 915 | 900 | ≥20 | ≥1595 | 37 | 35 | 295 | 279 | ≤150 | | | |
33 | N38SH | 12.5 | 12.2 | 1.25 | 1.22 | 11.8 | 11.4 | 939 | 908 | ≥20 | ≥1595 | 38 | 36 | 303 | 287 | ≤150 | | | |
34 | N40SH | 12.7 | 12.5 | 1.27 | 1.25 | 12.1 | 11.8 | 963 | 939 | ≥20 | ≥1595 | 40 | 38 | 318 | 303 | ≤150 | | | |
35 | N42SH | 13.0 | 12.8 | 1.30 | 1.28 | 12.4 | 12.0 | 987 | 955 | ≥20 | ≥1595 | 42 | 40 | 342 | 326 | ≤150 | | | |
36 | N45SH | 13.5 | 13.3 | 1.35 | 1.33 | 12.6 | 12.2 | 1003 | 971 | ≥20 | ≥1595 | 45 | 43 | 358 | 342 | ≤150 | | | |
37 | N48SH | 14.0 | 13.8 | 1.40 | 1.38 | 13.3 | 12.9 | 1059 | 1027 | ≥20 | ≥1595 | 48 | 46 | 383 | 367 | ≤130 | | | |
38 | N25UH | 10.0 | 9.6 | 1.00 | 0.96 | 9.6 | 9.2 | 764 | 732 | ≥25 | ≥1990 | 25 | 22 | 199 | 175 | ≤180 | | | |
39 | N28UH | 10.8 | 10.4 | 1.08 | 1.04 | 10.2 | 9.8 | 812 | 780 | ≥25 | ≥1990 | 28 | 26 | 223 | 207 | ≤180 | | | |
40 | N30UH | 11.2 | 10.8 | 1.12 | 1.08 | 10.6 | 10.1 | 844 | 804 | ≥25 | ≥1990 | 30 | 28 | 239 | 223 | ≤180 | | | |
41 | N33UH | 11.5 | 11.3 | 1.15 | 1.13 | 11.0 | 10.6 | 876 | 844 | ≥25 | ≥1990 | 33 | 31 | 263 | 247 | ≤180 | | | |
42 | N35UH | 11.9 | 11.7 | 1.19 | 1.17 | 11.3 | 11.0 | 900 | 876 | ≥25 | ≥1990 | 35 | 33 | 279 | 263 | ≤180 | | | |
43 | N38UH | 12.5 | 12.2 | 1.25 | 1.22 | 11.8 | 11.4 | 939 | 908 | ≥25 | ≥1990 | 38 | 36 | 303 | 287 | ≤180 | | | |
44 | N40UH | 12.7 | 12.5 | 1.27 | 1.25 | 12.2 | 11.8 | 971 | 939 | ≥25 | ≥1990 | 40 | 38 | 318 | 303 | ≤180 | | | |
45 | N42UH | 13.0 | 12.8 | 1.30 | 1.28 | 12.4 | 12.0 | 987 | 955 | ≥25 | ≥1990 | 42 | 40 | 342 | 326 | ≤180 | | | |
46 | N45UH | 13.5 | 13.3 | 1.35 | 1.33 | 12.6 | 12.2 | 1003 | 971 | ≥25 | ≥1990 | 45 | 43 | 358 | 342 | ≤180 | | | |
47 | N28EH | 10.8 | 10.4 | 1.08 | 1.04 | 10.4 | 9.8 | 811 | 780 | ≥30 | ≥2388 | 28 | 26 | 223 | 207 | ≤200 | | | |
48 | N30EH | 11.2 | 10.8 | 1.12 | 1.08 | 10.6 | 10.1 | 844 | 804 | ≥30 | ≥2388 | 30 | 28 | 239 | 223 | ≤200 | | | |
49 | N33EH | 11.5 | 11.3 | 1.15 | 1.13 | 11.0 | 10.6 | 876 | 844 | ≥30 | ≥2388 | 33 | 31 | 263 | 247 | ≤200 | | | |
50 | N35EH | 11.9 | 11.7 | 1.19 | 1.17 | 11.3 | 11.0 | 900 | 876 | ≥30 | ≥2388 | 35 | 33 | 279 | 263 | ≤200 | | | |
51 | N38EH | 12.4 | 12.2 | 1.24 | 1.22 | 11.8 | 11.4 | 939 | 908 | ≥30 | ≥2388 | 38 | 36 | 303 | 287 | ≤200 | | | |
52 | N40EH | 12.7 | 12.4 | 1.27 | 1.24 | 12.2 | 11.8 | 971 | 939 | ≥30 | ≥2388 | 40 | 38 | 318 | 303 | ≤200 | | | |
53 | N28AH | 10.8 | 10.4 | 1.08 | 1.04 | 10.4 | 9.8 | 811 | 780 | ≥33 | ≥2626 | 28 | 26 | 223 | 207 | ≤220 | | | |
54 | N30AH | 11.2 | 10.8 | 1.12 | 1.08 | 10.6 | 10.1 | 844 | 804 | ≥33 | ≥2626 | 30 | 28 | 239 | 223 | ≤220 | | | |
55 | N33AH | 11.5 | 11.3 | 1.15 | 1.13 | 11.0 | 10.6 | 876 | 844 | ≥33 | ≥2626 | 33 | 31 | 263 | 247 | ≤220 | | | |
56 | N35AH | 11.9 | 11.7 | 1.19 | 1.17 | 11.5 | 11.0 | 915 | 876 | ≥33 | ≥2626 | 35 | 33 | 279 | 263 | ≤220 | | | |
57 | N38AH | 12.4 | 12.2 | 1.24 | 1.22 | 11.8 | 11.4 | 939 | 908 | ≥33 | ≥2626 | 37 | 35 | 294 | 279 | ≤220 | | | |
58 | N40AH | 12.7 | 12.4 | 1.27 | 1.24 | 12.1 | 11.8 | 971 | 939 | ≥33 | ≥2626 | 39 | 37 | 310 | 294 | ≤220 | | | |
CertificationFAQ:1. What is Neodymium Iron Boron magnets?Neodymium Iron Boron magnets, popularly named Neodymium Magnets, NdFeB magnets or NIB Magnets are one kind of rare earth magnets with excellent Energy Product and high Coercive Force. As an essential basic functional materials for saving energy and developing green industry, NdFeB magnets are widely used In motor, generator, elevator, sensor, separator, MRI, VCM, DVD, Mobile, phone, printer, instruments, appliances, etc.2.How to order Neodymium Magnets? If you want to buy right NdFeB Magnets , Please Send us the following information if possible.
1. Any drawing or Shape,Dimension and Tolerance of magnets that you want to order;
2. NdFeB magnets grade or detailed magnetic Properties as aboved list;
3. of The direction of magnetization in, or Not MAGNETIZED MAGNETIZED During Delivery;
. 4 Other Possible Requirement IF, SUCH AS Coating's, Working-temperture;
5. The Qties, Delivery Way (AIR or Sea Shipment Shipment);
6. Any Seaport or Airport that close to your company.
7. if you want cheapest price magnets ,N25 N28 Grade also available.
Address:
99 lipu road xiepu zhenhai ningbo 315200 china
Business Type:
Manufacturer/Factory, Trading Company
Business Range:
Manufacturing & Processing Machinery, Metallurgy, Mineral & Energy, Tools & Hardware
Management System Certification:
ISO 9001, ISO 14001, ISO 14000, IATF16949
Company Introduction:
MAG SPRING is a company of SOUWEST MAGNTECH which an environmental-friendly designer, manufacturer, exporter for various industrial magnets and magnetic products that provide pioneering magnetic solutions for global customers. Base on more than twenty years cooperation experience with high end customers from USA, UK, Japan and so on, Our professional factory had developed series of Magnetic Separator, Grate Magnets, Magnetic Trap, motor segment magnets, magnetic assemblies and magnetic tools, such as Special Neodymium motor magnet, magnetic filter tube with 13000GS, etc. We obtained great reputation from customers by exporting many products for various industrial field.
Mission: Save resources by providing "green" magnetic solution for global customers.
Vision: Become the leading company of "green" magnetic solutions in the world.
Slogan: To be, to be the best!