- Magnetic Materials[10]
- Fridge Magnets[10]
- Bracelets & Bangles[1]
- Contact Person : Ms. He Shirly
- Company Name : Shenzhen Topmag Technology Co., Ltd.
- Tel : 86-0755-82513731
- Fax : 86-0755-82513732
- Address : Guangdong,Shenzhen,Minzhi
- Country/Region : China
- Zip : 518109
bar neodymium magnet
arc shape neodymium motor magnet , High Quality Magnet, disc neodymium magnets , permanent neodymium magnets
1. Shape: Disc(Cylinder), Block, Ring, Countersunk, Segment and more, trapezoid, irregular shape, customized shapes are available
2.Grade:N35,N38,N40,N42,N45,N48,N52,35M,38M,40M,45M,48M,33H-N45H,30SH-N45SH,30UH-42UH,28EH-38EH,30AH-N35AH
3.Coating:Zn,Ni,NiCuNi,Au,Gold,silver,Phosphor,Epoxy Resin,Passivation,etc.
4.We manufacture special size products according to customers’ design,also provide technical support for new project.
5. Application:motors, sensors, microphones, wind turbines, wind generators, VCM, printer, switchboard, loudspeakers, magnetic separation, magnetic hooks, magnetic holder, magnetic chuck, Computer rigid disc drives and so on.
Magnetic characteristics of sintered NdFeb magnet
GRADE
| (Br) | (bHc) | (iHc) | (BH)max | Tw °C | ||||
T | KGs | KA/m | KOe | KA/m | KOe | KJ/m3 | MGOe | ||
N38 | 1.22-1.28 | 12.2-12.8 | ≥899 | ≥11.3 | ≥955 | ≥12 | 287-310 | 36-39 | ≤80 |
N40 | 1.26-1.31 | 12.6-13.1 | ≥923 | ≥11.6 | ≥955 | ≥12 | 302-326 | 38-41 | ≤80 |
N42 | 1.28-1.34 | 12.8-13.4 | ≥923 | ≥11.6 | ≥955 | ≥12 | 318-342 | 40-43 | ≤80 |
N52 | 1.42-1.48 | 14.2-14.8 | ≥796 | ≥10.0 | ≥876 | ≥11 | 390-422 | 49-53 | ≤80 |
N45M | 1.34-1.39 | 13.4-13.9 | ≥876 | ≥11.0 | ≥1114 | ≥14 | 342-366 | 43-46 | ≤100 |
N48M | 1.36-1.42 | 13.6-14.2 | ≥876 | ≥11.0 | ≥1114 | ≥14 | 366-390 | 46-49 | ≤100 |
N45H | 1.33-1.39 | 13.3-13.9 | ≥923 | ≥11.6 | ≥1353 | ≥17 | 342-366 | 43-46 | ≤120 |
N48H | 1.36-1.42 | 13.6-14.2 | ≥923 | ≥11.6 | ≥1274 | ≥16 | 366-390 | 46-49 | ≤120 |
N42SH | 1.28-1.34 | 12.8-13.4 | ≥923 | ≥11.6 | ≥1592 | ≥20 | 318-342 | 40-43 | ≤150 |
N45SH | 1.33-1.39 | 13.3-13.9 | ≥923 | ≥11.6 | ≥1592 | ≥20 | 342-366 | 43-46 | ≤150 |
N38UH | 1.22-1.27 | 12.2-12.7 | ≥899 | ≥11.3 | ≥1990 | ≥25 | 287-310 | 36-39 | ≤180 |
N33EH | 1.13-1.17 | 11.3-11.7 | ≥852 | ≥10.7 | ≥2388 | ≥30 | 247-263 | 31-33 | ≤200 |
N35EH | 1.18-1.22 | 11.8-12.2 | ≥868 | ≥10.9 | ≥2388 | ≥30 | 263-287 | 33-36 | ≤200 |
N30AH | 1.08-1.13 | 10.8-11.3 | ≥812 | ≥10.2 | ≥2786 | ≥35 | 223-247 | 28-31 | ≤220 |
Note:The above mentioned data is given at room temperature. The above-mentioned maximum working temperature of magnet is changeable due to the ratio length and diameter,surface coating and environmental factors.
bar neodymium magnet