Model NO.: N48
Certification: Rose, RoHS ISO9001:2008, ISO/Ts16949:2009:SGS
Coating Type: Zn, Cu, Au, Sliver, Epoxy, Ni-Cu-Ni
Work Temp: 80-220 Degree
Material: Rare Earth Permanent Magnet
Tolerance: +/-0.05mm
Size: From 0.1mm to 200mm, Depend on Detail Dimension
Package: Boxes, Cartons as Demands
Max Working Temp: 80-230
Trademark: GXL
Transport Package: as Demands
Specification: 7.5g/cm3
Origin: China
HS Code: 85051110
N48 Ring Shape Neodymuim Magnet for automotive motors Â
We have the fixed Long-term cooperation factory. Which is mainly produce kinds magnet. We have invested much funds for some equipment, for example injection molding machine.
And Our technology is introduced from Japan and Germany. The major technical leader in our factory is from Japan and has been studying this field for over 15 years.   Wish our best technology can solve your production problems.
A. Product Details
Material | Neodymium  Iron, Boron |
Grades | -Range: N35-N54; N35M-N52M; N35H-N50H, N30SH-N50SH; N30UH-N45UH,N28EH-N40EH -The grade like N48-N52 could meet your requirements on strong power -Standard one like N35 or N40 is okay for your normal applications |
Orientation | Through the direction of thickness or according to your needs |
Size : | From  0.1mm to 200mm, Length x Width x Thickness     Depend on detail dimension |
Shape: | Others available: Block, Ring, Cylinder, Disc, Customized shape as your design |
Coating: | Others available: Ni-Cu-Ni, Black Nickel, Zn, Sn, Au, Ag, Black Epoxy, etc. |
Quality control: | ROSE, ROHS Â ISO90001, ISO/TS16949,ISO14001,OHSAS18001 |
Features &Advantage |
the most powerful permanent magnet, offers a great return for cost & performance, have the highest field/surface strength(Br), high coercively(Hc), can be easily formed into various shapes and sizes. Be reactive with moisture and oxygen,usualy supplied by plating (Nickel, Zinc, Passivatation, Epoxy etc.). |
B. NdFeBÂ Â Magnetic Parameter table
N35-N54; N35M-N52M; N33H-N50H, N30SH-N50SH; N30UH-N45UH,
N28EH-N40EH,N28AH-N35AH,N30SH-T-N45SH-T,N30UH-T-N42UH-T
 | CGS Unit  | SI Unit  | |||||||||||||||
Grade | Remanence   Br,  KGS | Coercive Force    HcB,  KOe | Intrinsic Coercivity HcJ, kOe |
Max Energy Magnetic (BH)max,  MGsOe |
Remanence Br,  T | Coercive Force               HcB,  kA/m | Intrinsic Coercivity HcJ,  kA/m | Max Energy Magnetic  (BH)max, kJ/m3 | |||||||||
N35 | 11.7 | - | 12.2 | ≥11.0 | ≥12.0 | 33 | - | 36 | 1.17 | - | 1.22 | ≥876 | ≥955 | 263 | - | 287 | |
N38 | 12.2 | - | 12.6 | ≥11.0 | ≥12.0 | 36 | - | 39 | 1.22 | - | 1.26 | ≥876 | ≥955 | 287 | - | 310 | |
N40 | 12.5 | - | 12.9 | ≥11.0 | ≥12.0 | 38 | - | 41 | 1.25 | - | 1.29 | ≥876 | ≥955 | 302 | - | 326 | |
N42 | 12.9 | - | 13.3 | ≥11.0 | ≥12.0 | 40 | - | 43 | 1.29 | - | 1.33 | ≥876 | ≥955 | 318 | - | 342 | |
N45 | 13.3 | - | 13.7 | ≥11.0 | ≥12.0 | 43 | - | 46 | 1.33 | - | 1.37 | ≥876 | ≥955 | 342 | - | 366 | |
N48 | 13.6 | - | 14.1 | ≥11.0 | ≥12.0 | 46 | - | 49 | 1.36 | - | 1.41 | ≥876 | ≥955 | 366 | - | 390 | |
N50 | 14.0 | - | 14.4 | ≥11.0 | ≥12.0 | 48 | - | 51 | 1.4 | - | 1.44 | ≥876 | ≥955 | 382 | - | 406 | |
N52 | 14.3 | - | 14.7 | ≥11.0 | ≥11.0 | 49 | - | 53 | 1.43 | - | 1.47 | ≥835 | ≥955 | 390 | - | 422 | |
N54 | 14.7 | - | 15.0 | ≥10.4 | ≥11.0 | 52 | - | 55 | 1.47 | - | 1.50 | ≥835 | ≥875 | 414 | - | 438 | |
N35M | 11.7 | - | 12.2 | ≥11.2 | ≥14.0 | 33 | - | 36 | 1.17 | - | 1.22 | ≥892 | ≥1114 | 263 | - | 287 | |
N38M | 12.2 | - | 12.6 | ≥11.4 | ≥14.0 | 36 | - | 39 | 1.22 | - | 1.26 | ≥907 | ≥1114 | 287 | - | 310 | |
N40M | 12.5 | - | 12.9 | ≥11.4 | ≥14.0 | 38 | - | 41 | 1.25 | - | 1.29 | ≥907 | ≥1114 | 302 | - | 326 | |
 N42M | 12.9 | - | 13.3 | ≥11.4 | ≥14.0 | 40 | - | 43 | 1.29 | - | 1.33 | ≥907 | ≥1114 | 318 | - | 342 | |
N45M | 13.3 | - | 13.7 | ≥11.4 | ≥14.0 | 43 | - | 46 | 1.33 | - | 1.37 | ≥907 | ≥1114 | 342 | - | 366 | |
N48M | 13.6 | - | 14.1 | ≥11.4 | ≥14.0 | 46 | - | 49 | 1.36 | - | 1.41 | ≥907 | ≥1114 | 366 | - | 390 | |
N50M | 14.0 | - | 14.4 | ≥11.4 | ≥14.0 | 48 | - | 51 | 1.4 | - | 1.44 | ≥907 | ≥1114 | 382 | - | 406 | |
N52M | 14.3 | - | 14.8 | ≥11.4 | ≥14.0 | 50 | - | 53 | 1.43 | - | 1.48 | ≥907 | ≥1114 | 398 | - | 422 | |
N33H | 11.4 | - | 11.8 | ≥10.3 | ≥17.0 | 31 | - | 34 | 1.14 | - | 1.18 | ≥820 | ≥1353 | 247 | - | 271 | |
N35H | 11.7 | - | 12.2 | ≥10.8 | ≥17.0 | 33 | - | 36 | 1.17 | - | 1.22 | ≥860 | ≥1353 | 263 | - | 287 | |
N38H | 12.2 | - | 12.6 | ≥11.4 | ≥17.0 | 36 | - | 39 | 1.22 | - | 1.26 | ≥907 | ≥1353 | 287 | - | Fertilizer is any material of natural or synthetic origin that is applied to soils or to plant tissues to supply one or more plant nutrients essential to the growth of plants. It maily include Nitrogen Fertilizers , Phosphate Fertilizers , Potassium Fertilizers , Compound fertilizers, Organic fertilizers and some Other elements: calcium, magnesium, and sulfur. Fertilizers Phosphorus Fertilizers, Nitrogen Fertilizers, Potassium Fertilizers, Trace Element Fertilizer Shijiazhuang Lemandou Chemicals Co., Ltd. , |