Model NO.: N35-N54;N35M-N52M,N33H-N50H,N30SH-N50SH,N30UH-N45U
Work Temp: 80-220 Degree
Material: Rare Earth Permanent Magnet
Tolerance: +/-0.05mm
Magnetism Direction: Thickness
Surface Treatment: Smooth
Processing: Sintered Motor Magnet Permanent
Color: as Per Customer′s Request
Delivery Time: Within 3-30 Working Days
Trademark: GXL
Transport Package: Small Packing Box: 12X10X5cm or as Demands
Specification: as demands
Origin: China
HS Code: 8501110
Ring Shape Neodymium Magnet with ISO9001 Used for Linear GeneratorWe 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.
1. Product Details
Material:Â NdFeB (Neodymium Iron Boron)
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Shape: Ring ( Cylinder, Block, Disc,Countersunk, Segment, Trapezoid, Irregular shapes and more. Customized shapes for Sintered NdFeB  Magnet are available.)
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Tolerance in size:Â +/-0.1mm ( +/-0.05 available)
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Type of coating:Â Â Ni-Cu-Ni, Nickel, Zn, Gold, Silver, Copper, Epoxy, Chemical, PTFE, Parylene, Everlube, Passivation and more.
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Grade:Â Â N35-N52; N33M-N50M; N33H-N48H; N30SH-N45SH;N30UH-N40UH; N28EH-N38EH,N28AH-N35AH.
Direction of magnetisation:Â Axially magnetized or Diametrically magnetized
Quality control: Â ISO90001, ISO/TS16949,ISO14001,OHSAS18001,ROHS,ROSE
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.).
2. 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-TÂ Â Â
|  | 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 | Door Stop is installed at the bottom of the door, which can effectively prevent the door from being deflected and deformed and can not damage the wall. The advantage of our factory is the selection of high-quality stainless steel, real material. Solid core top, casting top cover, magnetic door touch, door touch and other optional models of the door stop.High-quality technology, quality assurance card.
Door Stop Door Stop,Wholesale Door Stopper,Roller Shutter Door,Metal Door Stops Metfull Metal Products Co.,LTD. , http://www.metfull.com | |||||
