Place of Origin: | Zhejiang |
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Location: | Guangzhou, Guangdong, China (Mainland) |
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Business Type: | Manufacturer |
Main Products: | NdFeb Magnet, Injection Molded Magnet, Neodymium Disc Magnets |
Model No.: | MJMN: NBM09 |
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High-power Sintered Neodymium Permanent Magnet Block, Suiatble for Micro Special Motors
Providing permanent magnet with custom shaped magnet, stabel and high precision magnet with wide range of magnetic properties.
Description & Specification:
Sintered NdFeB magnet | Strong permanent magnet with magnetic properties |
Grades | N33, N35, N38, N40, N42, N45, N48, N50, N52, (M, H, SH, EH, UH ) |
Coatings | Nickel, Ni-Cu-Ni, Zinc, white-blue Zn, Black epoxy resin, Gold |
Sizes | customized |
Shapes | Disc, cylinder, sphere, block, ring, tile, arc, and other irregular shapes |
Tolerance | +/-0.05mm unless specified. |
Magnetized direction | Through thickness, diameter, axial, etc |
Maximum working temperature | 80 to 120 degrees C |
Delivery time | Within 7-30 days when order confirmed |
Package Condition | Standard air/sea protective package, unless specified. |
Grade: | N35-N52 Max. Working Temperature 80 °C |
33M-48M Max. Working Temperature 100 °C | |
33H-48H Max. Working Temperature 120 °C | |
30SH-45SH Max. Working Temperature 150 °C | |
30UH-40UH Max. Working Temperature 180 °C | |
28EH-38EH Max. Working Temperature 200 °C |
Professional suggestions:
-The grade like N48-N52 could meet your requirements on strong power.
-Standard one like N35 or N40 is okay for your normal applications.
- If you have requirement on the working temperature, please note it.
Coating and Corrosive Resistance of Sintered NdFeB | ||||||
Surface | Coating | colour | Thickness | Resistance can be | Corrosive | |
PCT | Salt Spray Test | |||||
Nickel | Ni/NiCuNi | Silver | 10-20 | 48h/72h | 72h | excellent |
Zinc | blue zinc/colour zinc | brightblue/shinyblue | 8-20 | 24 | 24 | good |
epoxy | epoxy/NiCu+Epoxy | black/grey | 15-25 | 48 | 96 | excellent |
Tin | NiCuSn | silver | 15-20 | 72 | 72 | superior |
Parylene | Parylene | grey | 15-25 | 96 | 200 | superior |
Teflon | Teflon | grey | 10-20 | 12 | 24 | superior |
Phosphorization | - | grey | 1-2 | - | - | temporary |
Passivation | - | grey | 1-2 | - | - | temporary |
Magnetized direction:
Applications:
Motors,Generators,Sensors,Speakers, Earphones and other musical instruments, Magnetic therapy devices, Magnetic Chuck, Magnetic bearings and couplings, NdFeB Pot Magnet and other magnetic applications.
Competitive Advantage:
Buyer’s Guide :
In order to quote you the best price timely, please kindly provide the following information in
your inquiry:
1. Product details: shape & dimension , grade , tolerance , coating(surface treatment)
2. Order quantity
3. Attached drawing if customized
4. Supplied magnetized (telling magnetization direction)or unmagnetized,
5. Any special packing , delivering or other requirements
If you are not sure about any specifics of the product you need , please feel free to let us know , and
we are more than happy to heip!
Magnetic separation packaging: