Basic Info.
Material
NdFeB Rare Earth
Head Style
Counter Sunk Bolt
Magnet Size
ODM Available
Factory Inspection
Available
Certificate
ISO9001:2015. BV
Tolerance
+/- 0.01 to +/- 0.05
Salt Mist
48h, 72h, 96h, 120h, etc
Production Ability
1000ton/Year
Delivery Time
15 to 30days
Package
Carton, Non-Log Wooden Case
Magnet Grade
N, M, H, Sh, Uh, Eh(Bh), Ah
Transport Package
Carton, Non-Log Wooden Case
Specification
Size 10mm*10mm*4mm
Origin
Ningbo, Zhejiang, China
Product Description
NdFeB Neodymium Rare Earth Permanent Round Magnet Nut with Counter Sunk Hole
Motor parts NdFeB Neodymium Rare Earth Permanent Round Magnet with Counter Sunk Hole
Product Description
Customize 2mm to120mm Block Bar Cube Disc Ring Cylinder Ball Arc Trapezoid Permanent magnet NdFeb magnet Rare earth magnet Neodymium magnet
Main products: Customize N33-N52, 35M-50M, 30H-48H, 30SH-45SH, 30UH-42UH, 30EH-35EH, 28AH-33AH, etc magnets.
Magnets shape: Customize Round, Block, Disc, Arc, Sector, cylinder, Trapezoid, Abnormity magnets.
Surface treatment: Electroplating Zinc, Nickel, Silver, Gold, Epoxy resins, and other coatings.
Application: Wind power generation, Industrial automation, Aerospace, Unmanned aerial vehicle, Motor, Luggage, Loudspeaker, Electronic appliance, Toy, Bottle, Bag, etc.
| Order Notice: |
| 1. Magnet material and property. |
| 2. Magnet size and Tolerance. |
| 3. Order quantity. |
| 4. Magnetizing or not, Magnetic direction. |
| 5. Magnet working environment temperature. |
| 6. Surface treatment requirement. |
| 7. Other special requirement. |
Detailed Photos
Customize Many grades NdFeb rare earth permanent magnets, like N, M, H, SH, UH, EH(BH).
Magnet size from 2mm to 120mm, with surface coating Zinc, Nickel, Epoxy resins, Silver, Gold, etc.
More magnets products for reference:
Product Parameters
| Grade | Remanent magnetism | Coercive force | Internal Coercive force | Max. magnetic energy product | Temperature coefficient | Max. continuous work temperature | Density |
| Br | Hcb | Hcj | (BH)max | αBr | β Hcj | Tw | ρ |
| T | kGs | kA/m | kOe | kA/m | kOe | kJ/m³ | MGOe | %/ºC | %/ºC | ºC | g/cm³ |
| N55 | 1.46-1.52 | 14.6-15.2 | ≥876 | ≥11 | ≥716 | ≥9 | 414-446 | 52-56 | -0.12 | -0.65 | 80 | ≥7.5 |
| N52 | 1.42-1.48 | 14.2-14.8 | ≥836 | ≥10.5 | ≥876 | ≥11 | 389-422 | 49-53 | -0.12 | -0.65 | 80 | ≥7.5 |
| N50 | 1.39-1.44 | 13.9-14.4 | ≥876 | ≥11 | ≥836 | ≥10.5 | 374-406 | 47-51 | -0.12 | -0.65 | 80 | ≥7.5 |
| N48 | 1.37-1.42 | 13.7-14.2 | ≥955 | ≥12 | ≥892 | ≥11.2 | 366-390 | 46-49 | -0.12 | -0.65 | 80 | ≥7.5 |
| N45 | 1.32-1.38 | 13.2-13.8 | ≥955 | ≥12 | ≥876 | ≥11 | 342-366 | 43-46 | -0.12 | -0.65 | 80 | ≥7.5 |
| N42 | 1.28-1.32 | 12.8-13.2 | ≥955 | ≥12 | ≥923 | ≥11.6 | 318-342 | 40-43 | -0.12 | -0.65 | 80 | ≥7.5 |
| N40 | 1.25-1.28 | 12.5-12.8 | ≥955 | ≥12 | ≥923 | ≥11.6 | 302-326 | 38-41 | -0.12 | -0.65 | 80 | ≥7.5 |
| N38 | 1.22-1.25 | 12.2-12.5 | ≥955 | ≥12 | ≥899 | ≥11.3 | 287-310 | 36-39 | -0.12 | -0.65 | 80 | ≥7.5 |
| N35 | 1.17-1.22 | 11.7-12.2 | ≥955 | ≥12 | ≥868 | ≥10.9 | 263-287 | 33-36 | -0.12 | -0.65 | 80 | ≥7.5 |
| N30 | 1.08-1.12 | 10.8-11.2 | ≥796 | ≥10.0 | ≥955 | ≥12 | 223-239 | 28-30 | -0.12 | -0.65 | 80 | ≥7.4 |
| | | | | | | | | | | | | |
| N52M | 1.42-1.47 | 14.2-14.7 | ≥1035 | ≥13 | ≥995 | ≥12.5 | 390-422 | 49-53 | -0.12 | -0.6 | 100 | ≥7.5 |
| N50M | 1.39-1.45 | 13.9-14.5 | ≥1050 | ≥13.2 | ≥1114 | ≥14 | 374-406 | 47-51 | -0.12 | -0.65 | 100 | ≥7.5 |
| N35M | 1.17-1.22 | 11.7-12.2 | ≥1114 | ≥14 | ≥868 | ≥10.9 | 263-287 | 33-36 | -0.12 | -0.6 | 100 | ≥7.5 |
| N30M | 1.08-1.12 | 10.8-11.2 | ≥812 | ≥10.2 | ≥1114 | ≥14 | 223-239 | 28-30 | -0.12 | -0.65 | 100 | ≥7.5 |
| | | | | | | | | | | | | |
| N50H | 1.40-1.45 | 14.0-14.5 | ≥1027 | ≥12.9 | ≥1273 | ≥16 | 374-406 | 47-51 | -0.11 | -0.58 | 120 | ≥7.5 |
| N48H | 1.36-1.42 | 13.6-14.2 | ≥1353 | ≥17 | ≥1027 | ≥12.9 | 358-390 | 45-49 | -0.11 | -0.6 | 120 | ≥7.5 |
| N35H | 1.17-1.21 | 11.7-12.1 | ≥875 | ≥11.0 | ≥1353 | ≥17 | 263-279 | 33-35 | -0.11 | -0.62 | 120 | ≥7.5 |
| | | | | | | | | | | | | |
| 48SH | 1.36-1.42 | 13.6-14.2 | ≥1512 | ≥19 | ≥995 | ≥12.5 | 358-390 | 45-49 | -0.11 | -0.55 | 150 | ≥7.5 |
| 35SH | 1.17-1.22 | 11.7-12.2 | ≥1592 | ≥20 | ≥876 | ≥11 | 263-287 | 33-36 | -0.11 | -0.55 | 150 | ≥7.5 |
| 33SH | 1.13-1.17 | 11.3-11.7 | ≥1592 | ≥20 | ≥844 | ≥10.6 | 247-271 | 31-34 | -0.11 | -0.55 | 150 | ≥7.5 |
| | | | | | | | | | | | | |
| 42UH | 1.27-1.33 | 12.7-13.3 | ≥1990 | ≥25 | ≥971 | ≥12.2 | 310-342 | 39-43 | -0.11 | -0.51 | 180 | ≥7.5 |
| 33UH | 1.13-1.17 | 11.3-11.7 | ≥1990 | ≥25 | ≥852 | ≥10.7 | 247-271 | 31-34 | -0.11 | -0.51 | 180 | ≥7.5 |
| 30UH | 1.08-1.13 | 10.8-11.3 | ≥1990 | ≥25 | ≥812 | ≥10.2 | 223-247 | 28-31 | -0.11 | -0.51 | 180 | ≥7.5 |
| | | | | | | | | | | | | |
| 38EH | 1.20-1.25 | 12.0-12.5 | ≥2388 | ≥30 | ≥915 | ≥11.5 | 279-310 | 35-39 | -0.11 | -0.48 | 200 | ≥7.5 |
| 35EH | 1.17-1.22 | 11.7-12.2 | ≥2388 | ≥30 | ≥836 | ≥10.5 | 263-287 | 33-36 | -0.11 | -0.48 | 200 | ≥7.5 |
| 30EH | 1.08-1.13 | 10.8-11.3 | ≥2388 | ≥30 | ≥812 | ≥10.2 | 223-247 | 28-31 | -0.11 | -0.48 | 200 | ≥7.5 |
| | | | | | | | | | | | | |
| 33AH | 1.11-1.17 | 11.1-11.7 | ≥2706 | ≥34 | ≥820 | ≥10.5 | 239-271 | 30-34 | -0.11 | -0.45 | 230 | ≥7.5 |
| 30AH | 1.07-1.13 | 10.7-11.3 | ≥2706 | ≥34 | ≥812 | ≥10.2 | 215-247 | 27-31 | -0.11 | -0.45 | 230 | ≥7.5 |
| 28AH | 1.02-1.09 | 10.2-10.9 | ≥2706 | ≥34 | ≥780 | ≥9.8 | 199-231 | 25-29 | -0.11 | -0.45 | 230 | ≥7.5 |
| Typical Physical Parameters |
| Grade | μr | Tc
ºC | Density
g/cm³ | Temperature coefficient
-%/ºC | Strength
MPa |
| α Br | β Hcj | Resist compression | Bending resistance |
| N-H series | 1.05 | 310 | 7.4-7.6 | 0.12 | 0.7 | 600-1200 | 150-380 |
| SH-EH series | 1.05 | 330 | 7.5-7.7 | 0.11 | 0.6 | 600-1200 | 150-380 |
| AH series | 1.05 | 350 | 7.5-7.7 | 0.1 | 0.5 | 600-1200 | 150-380 |
Certifications
QMS CERTIFICATION CERTIFICATE
STANDARD: GB/T19001-2016idt ISO9001:2015
Registration No.:21Q20099R0S
BV CERTIFICATION
Report No.: MIC-ASI233861
Packaging & Shipping
Export standard package: Plastic bag, Carton, Non-log wooden case.
Goods deliver by sea, by air, by express UPS, DHL, FEDEX, TNT, EMS, SF, etc
Company Profile
Company Established in 2012, with 15+ years magnet production experience, Production ability 1000Ton/year.
Yearly sales volume more than USD14million. Main market: Europe, America, South-east Asia.
Main products: Customize N33-N52, 35M-50M, 30H-48H, 30SH-45SH, 30UH-42UH, 30EH-35EH, 28AH-33AH, etc magnets.
Workshop equipments: Cutting facility 7sets, Drilling facility 20sets, Magnetization facility 9sets, etc.
| Permanent magnets production process: |
| | | | | |
| Material →→ | Burdening →→ | Smelting/Strip cast →→ | Hydrogen crush →→ | Jet milling →→ |
| | | | | |
| Pressing →→ | Sintering →→ | Performance inspection →→ | Machining →→ | Finishing/Plating →→ |
| | | | | |
| Final inspection →→ | Magnetizing →→ | Packing →→ | Delivery →→ | After sales service |
FAQ
| Q: Are you trading company or manufacturer ? |
| A: We are a magnet manufacture, with 15years experience in magnet production field. |
| |
| Q: How long is your delivery time? |
| A: Generally it is 15-20 days, it is according to purchase quantity. |
| Special customization products delivery time through negotiation. |
| |
| Q:How can you guarantee the quality of your products? |
| A:Every production process is controlled by professional technicians,and we have a perfect QC system, |
| with precision inspection equipment, which has 100% quality inspection before delivery. |
| |
| Q:What information needed to supply when have a inquiry? |
| A:If you have any inquiry,please kindly advise the following items: |
| 1. Magnet material and property. |
| 2. Magnet size and Tolerance. |
| 3. Order quantity. |
| 4. Magnetizing or not, Magnetic direction. |
| 5. Magnet working environment temperature. |
| 6. Surface treatment requirement. |
| 7. Other special requirement. |
| |
| Q: Do you provide samples? Is it free or extra ? |
| A: Yes, we could send you the samples for free of charge to check quality, with express charge in your side. |
| |
| Q: What is your terms of payment ? |
| A: T/T in advance payment after order, special payment term through negotiation. |
Address:
Factory: No. 18 Xingye East Road, Xiepu Town, China (Office: #1401, No. 8 Shunye Street, Luotuo Town, Zhenhai, Ningbo 315204, China), Ningbo, Zhejiang, China
Business Type:
Manufacturer/Factory
Business Range:
Apparel & Accessories, Auto, Motorcycle Parts & Accessories, Bags, Cases & Boxes, Computer Products, Electrical & Electronics, Industrial Equipment & Components, Manufacturing & Processing Machinery, Metallurgy, Mineral & Energy, Tools & Hardware, Transportation
Management System Certification:
ISO 9001
Company Introduction:
Ningbo Zhenhai Xingqiang Magnetic Material Co., Ltd is located in beautiful East Sea beach-Zhenhai, Ningbo. We are manufacturer specialized in NdFeB Magnetic Material producing, researching & development. And we also have our own import & export company (Ningbo Zhenhai Yuxiang trade Co., Ltd), affiliated company Ningbo Zhenhai Yongling Tooling Die-casting factory which specialized in plastic products, stamped parts, hardware finish machining, aluminium, zinc die-casting, sliding wheel assembly etc., supplying adequate and systematic service for NdFeB Magnetic products. The annual output capacity is 1000T, 80% products export to Europe, USA, South-East Asia, Hongkong & Taiwan etc.,
Our company can produce N33-N52, 35M-50M, 30H-48H, 30SH-45SH, 30UH-42UH, 30EH-35EH etc., high performance products at present, and we can also produce the products based on customer different requirement which can be wide-ranging using in Wind power turbine, motor, trumpet, toy, luggage, Industrial equipment, electronic, electric appliance etc.,
Our company always focus on the objective on performing strict rules, ever lasting innovation, continuous improvement, users satisfying. Under the principle of "Mutual Benefit, Business based on honesty ", we hope we can develop with our national & foreign customers & create great future together.
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