High Grade N35-N52 Corrosion Resistant Zinc Coated Magnets
Product Description:
Sintered Neodymium Magnets are a type of high-performance magnet,
made of neodymium, which offers excellent temperature resistance
and corrosion resistance. They are available in a wide range of
grades, including N35-N52, and can be custom-made to offer axial,
multi-polar and other orientations. These magnets are used in a
wide range of applications, from consumer electronics to
automotive, aerospace, medical and more. They are reliable, durable
and versatile, making them an ideal choice for many different
applications.
Features:
- Product Name: Sintered Neodymium Magnet
- Corrosion Resistance: High
- Price: Reasonable
- Material: Neodymium-Iron-Boron, Magnetic-Alloy-Compound,
Neodymium-Iron-Boron-Alloy
- Pull Force: High
- Temperature Resistance: High
Magnetic Properties of Sintered Neodymium Magnet:
| Grade | Remanence | Coercivity | Intrinsic Coercivity | Max Energy Product | Working Temp |
| (Br) | (HcB) | (HcJ) | (BH)max | Tw |
| | | KGs | T | KOe | KA/m | KOe | KA/m | MGOe | KJ/m³ | ℃ |
N
Series | N35 | 11.7-12.2 | 1.17-1.22 | ≥10.9 | ≥868 | ≥12 | ≥955 | 33-36 | 263-287 | ≤80 |
| N38 | 12.2-12.5 | 1.22-1.25 | ≥11.3 | ≥899 | ≥12 | ≥955 | 36-39 | 287-310 | ≤80 |
| N40 | 12.5-12.8 | 1.25-1.28 | ≥11.4 | ≥907 | ≥12 | ≥955 | 38-41 | 302-326 | ≤80 |
| N42 | 12.8-13.2 | 1.28-1.32 | ≥11.5 | ≥915 | ≥12 | ≥955 | 40-43 | 318-342 | ≤80 |
| N45 | 13.2-13.8 | 1.32-1.38 | ≥11.6 | ≥923 | ≥12 | ≥955 | 43-46 | 342-366 | ≤80 |
| N48 | 13.8-14.2 | 1.38-1.42 | ≥11.6 | ≥923 | ≥12 | ≥955 | 46-49 | 366-390 | ≤80 |
| N50 | 14.0-14.5 | 1.40-1.45 | ≥10.0 | ≥796 | ≥11 | ≥876 | 48-51 | 382-406 | ≤60 |
| N52 | 14.3-14.8 | 1.43-1.48 | ≥10.0 | ≥796 | ≥11 | ≥876 | 50-53 | 398-422 | ≤60 |
M
Series | 35M | 11.7-12.2 | 1.17-1.22 | ≥10.9 | ≥868 | ≥14 | ≥1114 | 33-36 | 263-287 | ≤100 |
| 38M | 12.2-12.5 | 1.22-1.25 | ≥11.3 | ≥899 | ≥14 | ≥1114 | 36-39 | 287-310 | ≤100 |
| 40M | 12.5-12.8 | 1.25-1.28 | ≥11.6 | ≥923 | ≥14 | ≥1114 | 38-40 | 302-326 | ≤100 |
| 42M | 12.8-13.2 | 1.28-1.32 | ≥12.0 | ≥955 | ≥14 | ≥1114 | 40-43 | 318-342 | ≤100 |
| 45M | 13.2-13.8 | 1.32-1.38 | ≥12.5 | ≥955 | ≥14 | ≥1114 | 43-46 | 342-366 | ≤100 |
| 48M | 13.6-14.3 | 1.36-1.43 | ≥12.9 | ≥1027 | ≥14 | ≥1114 | 46-49 | 366-390 | ≤100 |
| 50M | 14.0-14.5 | 1.40-1.45 | ≥13.0 | ≥1033 | ≥14 | ≥1114 | 48-51 | 382-406 | ≤100 |
| 52M | 14.3-14.8 | 1.43-1.48 | ≥13.0 | ≥995 | ≥14 | ≥1114 | 50-52 | 398-414 | ≤100 |
H
Series | 33H | 11.3-11.7 | 1.13-1.17 | ≥10.6 | ≥844 | ≥17 | ≥1353 | 31-34 | 263-287 | ≤120 |
| 35H | 11.7-12.2 | 1.17-1.21 | ≥10.9 | ≥869 | ≥17 | ≥1353 | 33-36 | 263-287 | ≤120 |
| 38H | 12.2-12.5 | 1.22-1.25 | ≥11.3 | ≥899 | ≥17 | ≥1353 | 36-39 | 287-310 | ≤120 |
| 40H | 12.5-12.8 | 1.25-1.28 | ≥11.6 | ≥923 | ≥17 | ≥1353 | 38-41 | 302-326 | ≤120 |
| 42H | 12.8-13.2 | 1.28-1.32 | ≥12.0 | ≥955 | ≥17 | ≥1353 | 40-43 | 318-342 | ≤120 |
| 45H | 13.0-13.6 | 1.30-1.36 | ≥12.1 | ≥963 | ≥17 | ≥1353 | 43-46 | 326-358 | ≤120 |
| 48H | 13.7-14.3 | 1.37-1.43 | ≥12.5 | ≥955 | ≥17 | ≥1274 | 46-49 | 366-390 | ≤120 |
SH
Series | 30SH | 10.8-11.3 | 1.08-1.13 | ≥10.1 | ≥804 | ≥20 | ≥1592 | 28-31 | 233-247 | ≤150 |
| 33SH | 11.3-11.7 | 1.13-1.17 | ≥10.6 | ≥844 | ≥20 | ≥1592 | 31-34 | 247-271 | ≤150 |
| 35SH | 11.7-12.2 | 1.17-1.22 | ≥11.0 | ≥876 | ≥20 | ≥1592 | 33-36 | 263-287 | ≤150 |
| 38SH | 12.2-12.5 | 1.22-1.25 | ≥11.4 | ≥907 | ≥20 | ≥1592 | 36-39 | 287-310 | ≤150 |
| 40SH | 12.5-12.8 | 1.25-1.28 | ≥11.8 | ≥939 | ≥20 | ≥1592 | 38-41 | 302-326 | ≤150 |
| 42SH | 12.8-13.2 | 1.28-1.32 | ≥12.4 | ≥987 | ≥20 | ≥1592 | 40-43 | 318-342 | ≤150 |
| 45SH | 13.2-13.8 | 1.32-1.38 | ≥12.6 | ≥1003 | ≥20 | ≥1592 | 43-46 | 342-366 | ≤150 |
| 48SH | 13.7-14.3 | 1.37-1.43 | ≥12.6 | ≥1003 | ≥20 | ≥1592 | 46-49 | 366-390 | ≤150 |
UH
Series | 30UH | 10.8-11.3 | 1.08-1.13 | ≥10.2 | ≥812 | ≥25 | ≥1990 | 28-31 | 223-247 | ≤180 |
| 33UH | 11.3-11.7 | 1.13-1.17 | ≥10.7 | ≥852 | ≥25 | ≥1990 | 31-34 | 247-271 | ≤180 |
| 35UH | 11.7-12.2 | 1.17-1.22 | ≥10.8 | ≥860 | ≥25 | ≥1990 | 33-36 | 263-287 | ≤180 |
| 38UH | 12.2-12.5 | 1.22-1.25 | ≥11.0 | ≥876 | ≥25 | ≥1990 | 36-39 | 287-310 | ≤180 |
| 40UH | 12.4-12.8 | 1.24-1.28 | ≥11.3 | ≥915 | ≥25 | ≥1990 | 38-41 | 302-326 | ≤180 |
| 42UH | 12.8-13.2 | 1.28-1.32 | ≥11.3 | ≥971 | ≥25 | ≥1990 | 40-43 | 318-342 | ≤180 |
EH
Series | 30EH | 10.8-11.3 | 1.08-1.13 | ≥10.2 | ≥812 | ≥30 | ≥2388 | 28-31 | 223-247 | ≤200 |
| 33EH | 11.3-11.7 | 1.13-1.17 | ≥10.5 | ≥836 | ≥30 | ≥2388 | 31-34 | 247-271 | ≤200 |
| 35EH | 11.7-12.2 | 1.17-1.22 | ≥11.0 | ≥876 | ≥30 | ≥2388 | 33-36 | 263-287 | ≤200 |
| 38EH | 12.2-12.5 | 1.22-1.25 | ≥11.3 | ≥899 | ≥30 | ≥2388 | 36-39 | 287-310 | ≤200 |
AH
Series | 30AH | 10.2-10.8 | 1.02-1.08 | ≥10.1 | ≥804 | ≥35 | ≥2706 | 28-30 | 223-247 | ≤220 |
| 33AH | 11.4-11.7 | 1.14-1.17 | ≥10.6 | ≥844 | ≥35 | ≥2706 | 31-33 | 247-263 | ≤220 |
| 35AH | 11.7-12.1 | 1.17-1.21 | ≥10.9 | ≥876 | ≥35 | ≥2706 | 33-36 | 263-279 | ≤220 |
Max. working temperature for different grade:
| Grade | Working Temp |
| (L/D=0.7) |
| | | ℃ |
N
Series | N35~N52 | ≤80 |
M
Series | 38M~50M | ≤100 |
H
Series | 35H~48H | ≤120 |
SH
Series | 33SH~48SH | ≤150 |
UH
Series | 30UH~40UH | ≤180 |
EH
Series | 30EH~38EH | ≤200 |
Technical Parameters:
| Attribute | Description |
|---|
| Material | Neodymium-Iron-Boron, Magnetic-Alloy-Compound |
| Manufacturing Process | Powder-Metallurgy-Magnet |
| Coating | Nickel,Zinc,Epoxy |
| Magnetic Orientation | Axial,Multi-polar,As Customization |
| Temperature Resistance | High |
| Magnetic Field Strength | High |
| Price | Reasonable |
| Pull Force | High |
| Application | New Energy Cars,Wind Power Generation,Servo Motors,Traction Motors |
| Magnetic Performance | Stable |
| Magnetic Flux Density | High |
| Size | Customized |
Applications:
UNMAG Sintered Neodymium Magnet: High Magnetic Field Strength &
Reasonable Price
UNMAG sintered neodymium magnet is a kind of magnetic alloy
compound with high magnetic field strength, reasonable price and
customized size. It is made of neodymium and other rare earth
elements. UNMAG sintered neodymium magnet can be coated with
nickel, zinc and epoxy and is widely used in various fields, such
as consumer electronics, automotive industry, sensing and medical
device. It is also widely used in industrial applications, such as
motors, generators, harddisk drives, wind turbines, medical
equipment, magnetic bearings and couplings.
UNMAG sintered neodymium magnet is highly appreciated by customers
for its superior performance. It offers excellent resistance to
demagnetization and has a high energy product. It can be used in
high temperature areas and has excellent corrosion resistance. It
is also easy to assemble and maintain, and can be used for long
time.
UNMAG sintered neodymium magnet is manufactured in China and has a
reasonable price. It is widely used in many industries and has a
long service life. It is an ideal choice for customers who are
looking for a high quality and cost-effective magnet.
Physical Properties & Application to Environment of the Coating:
| Coating Material | Colour | Properties | Environment of Application | Thickness of
Coating layer |
| Zinc | Blue, Black and rainbow etc | Compact, Stable and Homogeneous | With reasonalbe capability of anticorrosion | 6um≤∮≤12 |
| Nickel-Copper-Nickel | White and black | Light and Stable | Suitable for higher corrosive environment | 15μm≤∮≤30pm |
| Phosphorization | Colorless or light gray | uniform thickness | short-term anticorrosion | - |
| Epoxy | Black and Gray | layer with certain luster, insurability | Suitable for higher corrosive environment | ≥15μm |
| Parylene | transparency | uniform thickness, density pinholes-free and insurability | Excellent capability of anticorrosion especially for small items | 0.1μm≤∮≤100pm |
| Ni+Cu+Epoxy | Black | Layer with certain luster | Excellent capability of | 10-30μm |
| anticorrosion. Suitable for |
| hostile environment |
| salt spray resistance>300hr |
| Al+Epoxy | Black | Layer with certain luster | Excellent capability of | 15-35μm |
| anticorrosion. Suitable for |
| hostile environment |
| salt spray resistance>650hr Widely used in new energy |
| auto magnets |
Customization:
Customized Sintered Neodymium Magnet Service
UNMAG provides comprehensive customized sintered neodymium magnet
services, with high pull force, high temperature resistance, and
wide grade range from N35-N52. We use the powder metallurgy process
to produce the magnetic alloy compound, and use powder metallurgy
magnetization method to ensure the magnet's performance.
We offer our products with reasonable prices and guarantee they are
made in China. All of our magnets have excellent magnetic
properties, high corrosion resistance, and long service life.
Support and Services:
Sintered Neodymium Magnet Technical Support and Services
Our Sintered Neodymium Magnets are designed to meet the highest
standards of quality, safety and performance. We are committed to
providing comprehensive technical support and services to ensure
that our customers get the best out of their magnets.
We provide a range of technical support and services, including:
- Magnet design and engineering
- Magnet selection and optimization
- Magnet testing and qualification
- Application development and advice
- Magnet prototyping and manufacturing
- Magnet characterization and inspection
- Magnet maintenance and troubleshooting
Our team of experienced engineers and technicians is available to
provide you with personalized support and advice. We are committed
to providing our customers with the highest level of technical
support and services.
Packing and Shipping:
The Sintered Neodymium Magnet is packaged in a sealed plastic bag
to ensure safe transport. The package is labeled with the product
name, quantity, and other necessary information. The package is
then placed in a sturdy cardboard box for shipping. The box is
sealed and secured with a high-strength adhesive tape to protect
the magnets from damage during transportation. The box is also
labeled with the shipping address and other necessary information.
