- Model NO.: Hailong NdFeB Magnets
- Shape: Block
- Grade: N52
- Composition: Neodymium Iron Boron
- Grades: All NdFeB Grades
- Trademark: Hailong
- Specification: Customized
- HS Code: 8505110000
- Application: Electronic Products, Speaker Magnet, Industrial Magnet, Jewelry Magnet, Solenoid, Motor Magnet, Generator Magnet
- Coating: Zinc
- Working Tepmerature: 80-220 Degree Centigrade
- Shapes: Customized Like Arc, Disc, Block, Ring, etc.
- Plating: Nickel , Zinc, Copper, Tin, Sliver, etc.
- Transport Package: Plastic Bag+Paper Carton+Wooden Pallet
- Origin: Jiangsu, China
| Material: |  Neodymium Iron Boron (NdFeB) Magnet , Permanent Magnet |
| Supplier: | Â Nantong Hailong Magnetic Material Co., Ltd. |
| HS Code: | Â 8505111000 |
| Advantage: | Â Strong magnet power, Small Size for installation, High precision, Cheap price |
| Disadvantage: | Â Low Curie Temperature, Low Corrosion Resistance |
| Plating Protection: |  Nickel , Zinc, Copper, Tin, Sliver, Gold and so on |
| size: | Â Depends on the detail dimension requirements of the customer |
| Shape: | Customized Shapes Like Round, Block, Ring, Arc, and Other Special Shapes |
| Grade: | Â N35-N52, N35M-N52M, N30H-N50H, N30SH-N45SH, N28UH- 42UH, N28EH-N38EH |
| Certification: | Â ISO 9001: 2008, ROHS, SGS |
| Magnet Life: | Â Permanent under good condition |
Part B: Material Grade
| Grade | Remanence | Coercive Force | Magnetic Energy | Working Temp | |||||
| Br min | Hcb min | Hcj min | BH max | Max | |||||
| KG | T | KOe | KA/m | KOe | KA/m | MGOe | KJ/m3 | ºC | |
| N35 | 11.8 | 1.18 | 10.8 | 860 | 12 | 960 | 33~37 | 263~295 | 80 |
| N38 | 12.3 | 1.23 | 10.8 | 860 | 12 | 960 | 36~39 | 287~310 | 80 |
| N40 | 12.7 | 1.27 | 10.8 | 860 | 12 | 960 | 38~41 | 302~327 | 80 |
| N42 | 13.0 | 1.30 | 10.8 | 860 | 12 | 960 | 40~43 | 320~343 | 80 |
| N45 | 13.3 | 1.33 | 10.8 | 860 | 12 | 960 | 42~46 | 335~366 | 80 |
| N48 | 13.7 | 1.37 | 10.5 | 836 | 11 | 876 | 46~49 | 366~390 | 80 |
| N50 | 14.0 | 1.40 | 10.5 | 836 | 11 | 876 | 48~51 | 380~406 | 80 |
| N52 | 14.3 | 1.43 | 10.5 | 836 | 11 | 876 | 49~53 | 390~422 | 80 |
| Â | |||||||||
| N35M | 11.8 | 1.18 | 10.8 | 860 | 14 | 1114 | 33~37 | 263~295 | 100 |
| N38M | 12.3 | 1.23 | 11.6 | 915 | 14 | 1114 | 36~39 | 287~310 | 100 |
| N40M | 12.7 | 1.27 | 11.8 | 939 | 14 | 1114 | 38~41 | 302~327 | 100 |
| N42M | 13.0 | 1.30 | 12.0 | 955 | 14 | 1114 | 40~43 | 320~343 | 100 |
| N45M | 13.3 | 1.33 | 12.5 | 994 | 14 | 1114 | 42~46 | 335~366 | 100 |
| N48M | 13.6 | 1.36 | 12.8 | 1018 | 14 | 1114 | 46~49 | 366~390 | 100 |
| N50M | 14.0 | 1.40 | 13.1 | 1042 | 14 | 1114 | 48~51 | 380~406 | 100 |
| Â | |||||||||
| N30H | 10.8 | 1.08 | 10.0 | 795 | 17 | 1350 | 28~35 | 223~255 | 120 |
| N33H | 11.4 | 1.14 | 10.6 | 844 | 17 | 1350 | 31~35 | 247~279 | 120 |
| N35H | 11.8 | 1.18 | 11.0 | 876 | 17 | 1350 | 33~37 | 263~295 | 120 |
| N38H | 12.3 | 1.23 | 11.6 | 915 | 17 | 1350 | 36~39 | 287~310 | 120 |
| N40H | 12.7 | 1.27 | 11.8 | 939 | 17 | 1350 | 38~41 | 302~327 | 120 |
| N42H | 13.0 | 1.30 | 12.0 | 955 | 17 | 1350 | 40~43 | 320~343 | 120 |
| N45H | 13.3 | 1.33 | 12.5 | 994 | 17 | 1350 | 42~46 | 335~366 | 120 |
| N48H | 13.6 | 1.36 | 12.8 | 1018 | 17 | 1350 | 46~49 | 366~390 | 120 |
| N50H | 14.0 | 1.40 | 13.1 | 1042 | 17 | 1350 | 48~51 | 380~406 | 120 |
| Â | |||||||||
| N30SH | 10.8 | 10.80 | 10.0 | 795 | 20 | 1600 | 28~32 | 223~255 | 150 |
| N33SH | 11.4 | 1.14 | 10.6 | 844 | 20 | 1600 | 31~35 | 247~279 | 150 |
| N35SH | 11.8 | 1.18 | 11.0 | 876 | 20 | 1600 | 33~37 | 263~295 | 150 |
| N38SH | 12.3 | 1.23 | 11.6 | 915 | 20 | 1600 | 36~39 | 287~310 | 150 |
| N40SH | 12.7 | 1.27 | 11.8 | 939 | 20 | 1600 | 38~41 | 302~327 | 150 |
| N42SH | 13.0 | 1.30 | 12.0 | 955 | 20 | 1600 | 40~43 | 320~343 | 150 |
| N45SH | 13.3 | 1.33 | 12.5 | 994 | 20 | 1600 | 42~46 | 335~366 | 150 |
| Â | |||||||||
| N28UH | 10.4 | 1.04 | 9.5 | 756 | 25 | 2000 | 26~29 | 207~231 | 180 |
| N30UH | 10.8 | 1.08 | 10.0 | 795 | 25 | 2000 | 28~32 | 223~255 | 180 |
| N33UH | 11.4 | 1.14 | 10.6 | 844 | 25 | 2000 | 31~35 | 247~279 | 180 |
| N35UH | 11.8 | 1.18 | 10.8 | 860 | 25 | 2000 | 33~37 | 263~295 | 180 |
| N38UH | 12.3 | 1.23 | 10.6 | 915 | 25 | 2000 | 36~39 | 287~310 | 180 |
| N40UH | 12.7 | 1.27 | 11.8 | 939 | 25 | 2000 | 38~41 | 302~343 | 180 |
| N42UH | 13.0 | 1.23 | 10.6 | 915 | 25 | 2000 | 36~39 | 287~310 | 180 |
| Â | |||||||||
| N28EH | 10.4 | 1.04 | 9.5 | 756 | 30 | 2400 | 26~29 | 207~231 | 200 |
| N30EH | 10.8 | 1.08 | 10.0 | 795 | 30 | 2400 | 28~32 | 223~255 | 200 |
| N33EH | 11.4 | 1.14 | 10.6 | 844 | 30 | 2400 | 31~35 | 247~279 | 200 |
| N35EH | 11.8 | 1.18 | 11.0 | 876 | 30 | 2400 | 33~37 | 263~295 | 200 |
| N38EH | 12.3 | 1.23 | 11.6 | 915 | 30 | 2400 | 36~39 | 287~310 | 200 |
| Remark:      1. The above-mentioned data of magnetic parameters and physical properties are given at room temperature.      2. The maximum working temperature of the magnet is changeable due to the length-diameter ratio and environment factors.      3. The density is 7.4-7.65g/cm, the hardness is Hv600,  and the reversible temperature coefficient is α-0.13~ -0.09%/ºC, β -0.80~ -0.50%/ºC      * The length-diameter ratio of the above table is 1: 1, the test data is based on Nickel plating. | |||||||||
Part C: FAQ
1. How long can I get your response after my email sent?
[A]: Within 3 hours as soon as we can .
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2. To get a quotation, what requirement should I offer?
[A]: Just show us your deatil requirement is OK, we can make Neodymium magnets with any shapes, sizes, grades and platings according to your command.
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3. Could I get a sample before my order?
[A]: Free Samples are available, just show us your drawing is OK
4. How about your quality and price?
[A]: We have competitive magnets, which have High quality & reasonable price.
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5. Do you have any certifications?
[A]: We have the certifications of ISO9001: 2008 and ROSH
6. Could you offer a short lead time?
[A]: Yes, for normal types, our daily output can be more than 200,000 pcs.
7. What's your greatest advantage?
[A]: If you are looking for a manufacturer, who can produce a NdFeB magnet with an accurate precision and special price, just contact us freely.
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