Basic Info.
Application
Electronic Products, Speaker Magnet, Industrial Magnet, Jewelry Magnet, Solenoid, Motor Magnet
Grade
N35,N38,N40,N42,N45,N48,N50,N52
Material
Sintered Neodymium-Iron-Boron
Working Temp
80~200 Degree
Delivery Time
3-10 Days After Order Confirmation
Payment Term
T/T, L/C, Paypal, Western Union
Trade Term
EXW, Fob, F&C, Fcr, CIF, Ect
Advantage
Waterproof, Eco-Friendly, Anti-Corrosion
Transport Package
Carton & Wooden & Pallet & by Customer Requirement
Specification
Customized size
Origin
Nanjing, Jiangsu, China
Product Description
Permanent Rare Earth Neodymium Customized Magnet Cylinder/
Cylindrical Jewelry Magnet
Item | Cylinder Magnet |
Grade | N35~N52,38M-48M,35H-48H,33SH-44SH,30UH-35UH,30EH-35EH |
Composition | Neodymium Magnet |
Application | Voice-coil Motor(VCM), MRI, Generator, Car, Speaker, Computer,Toy, Clothing |
Working Temp. | 80ºC~200ºC |
Coating | Zinc, Nickel |
Dimension | Customized size |
Magnet Direction | Through thickness(Axially)+Radially |
Type | Strong&Permanent |
Performance | Permanent, Strong, Rust-proof, Anti-corrosion |
MAGNETIC AND PHYSICAL CHARACTERISTICS | Grade | Remanence | Coercive Force | Intrinsic Coercive force | Max. Energy Product | Max. Working Temp. |
Br | Hcb | Hci | (BH) max | L/D=0.7 |
T | kGs | KA/m | KOe | KA/m | KOe | KJ/m3 | MGOe | ºC | °F |
| N35 | 1.17-1.24 | 11.7-12.4 | ≥860 | ≥10.8 | ≥955 | ≥12 | 263-295 | 33-37 | 80 | 176 |
N38 | 1.22-1.30 | 12.2-13.0 | ≥860 | ≥10.8 | ≥955 | ≥12 | 287-318 | 36-40 | 80 | 176 |
N40 | 1.26-1.32 | 12.6-13.2 | ≥860 | ≥10.8 | ≥955 | ≥12 | 302-334 | 38-42 | 80 | 176 |
N42 | 1.29-1.35 | 12.9-13.5 | ≥860 | ≥10.8 | ≥955 | ≥12 | 318-350 | 40-44 | 80 | 176 |
N45 | 1.32-1.38 | 13.2-13.8 | ≥860 | ≥10.8 | ≥955 | ≥12 | 334-366 | 42-46 | 80 | 176 |
N48 | 1.37-1.43 | 13.7-14.3 | ≥836 | ≥10.5 | ≥876 | ≥11 | 358-390 | 45-49 | 80 | 176 |
N50 | 1.40-1.45 | 14.0-14.5 | ≥836 | ≥10.5 | ≥876 | ≥11 | 374-406 | 47-51 | 80 | 176 |
N52 | 1.42-1.48 | 14.2-14.8 | ≥836 | ≥10.5 | ≥876 | ≥11 | 390-422 | 49-53 | 80 | 176 |
N54 | 1.45-1.51 | 14.5-15.1 | ≥836 | ≥10.5 | ≥876 | ≥11 | 398-438 | 50-55 | 80 | 176 |
| N35M | 1.17-1.24 | 11.7-12.4 | ≥860 | ≥10.8 | ≥1114 | ≥14 | 263-295 | 33-37 | 100 | 212 |
N38M | 1.22-1.30 | 12.2-13.0 | ≥915 | ≥11.5 | ≥1114 | ≥14 | 287-318 | 36-40 | 100 | 212 |
N40M | 1.26-1.32 | 12.6-13.2 | ≥939 | ≥11.8 | ≥1114 | ≥14 | 302-334 | 38-42 | 100 | 212 |
N42M | 1.29-1.35 | 12.9-13.5 | ≥955 | ≥12.0 | ≥1114 | ≥14 | 318-350 | 40-44 | 100 | 212 |
N45M | 1.32-1.38 | 13.2-13.8 | ≥987 | ≥12.4 | ≥1114 | ≥14 | 334-366 | 42-46 | 100 | 212 |
N48M | 1.37-1.43 | 13.7-14.3 | ≥1019 | ≥12.8 | ≥1114 | ≥14 | 358-390 | 45-49 | 100 | 212 |
N50M | 1.40-1.45 | 14.0-14.5 | ≥1043 | ≥13.1 | ≥1114 | ≥14 | 374-406 | 47-51 | 100 | 212 |
N52M | 1.42-1.48 | 14.2-14.8 | ≥1059 | ≥13.3 | ≥1114 | ≥14 | 390-422 | 49-53 | 100 | 212 |
| N35H | 1.17-1.24 | 11.7-12.4 | ≥876 | ≥11 | ≥1350 | ≥17 | 263-295 | 33-37 | 120 | 248 |
N38H | 1.22-1.30 | 12.2-13.0 | ≥915 | ≥11.5 | ≥1350 | ≥17 | 287-318 | 36-40 | 120 | 248 |
N40H | 1.26-1.32 | 12.6-13.2 | ≥939 | ≥11.8 | ≥1350 | ≥17 | 302-334 | 38-42 | 120 | 248 |
N42H | 1.29-1.35 | 12.9-13.5 | ≥963 | ≥12.1 | ≥1350 | ≥17 | 318-350 | 40-44 | 120 | 248 |
N45H | 1.31-1.37 | 13.1-13.7 | ≥979 | ≥12.3 | ≥1350 | ≥17 | 335-366 | 42-46 | 120 | 248 |
N48H | 1.37-1.43 | 13.7-14.3 | ≥1011 | ≥12.7 | ≥1274 | ≥16 | 358-390 | 45-49 | 120 | 248 |
N50H | 1.40-1.45 | 14.0-14.5 | ≥1027 | ≥12.9 | ≥1274 | ≥16 | 374-406 | 47-51 | 120 | 248 |
| N33SH | 1.14-1.21 | 11.4-12.1 | ≥852 | ≥10.7 | ≥1592 | ≥20 | 247-279 | 31-35 | 150 | 302 |
N35SH | 1.17-1.24 | 11.7-12.4 | ≥876 | ≥11 | ≥1592 | ≥20 | 263-295 | 33-37 | 150 | 302 |
N38SH | 1.22-1.29 | 12.2-12.9 | ≥915 | ≥11.5 | ≥1592 | ≥20 | 287-318 | 36-40 | 150 | 302 |
N40SH | 1.26-1.32 | 12.6-13.2 | ≥939 | ≥11.8 | ≥1592 | ≥20 | 302-334 | 38-42 | 150 | 302 |
N42SH | 1.29-1.35 | 12.9-13.5 | ≥963 | ≥12.1 | ≥1592 | ≥20 | 318-350 | 40-44 | 150 | 302 |
N45SH | 1.32-1.38 | 13.2-13.8 | ≥994 | ≥12.5 | ≥1592 | ≥20 | 335-366 | 42-46 | 150 | 302 |
| N30UH | 1.08-1.16 | 10.8-11.6 | ≥812 | ≥10.2 | ≥1990 | ≥25 | 223-255 | 28-32 | 180 | 356 |
N33UH | 1.14-1.21 | 11.4-12.1 | ≥852 | ≥10.7 | ≥1990 | ≥25 | 247-279 | 31-35 | 180 | 356 |
N35UH | 1.17-1.24 | 11.7-12.4 | ≥876 | ≥11 | ≥1990 | ≥25 | 263-295 | 33-37 | 180 | 356 |
N38UH | 1.22-1.29 | 12.2-12.9 | ≥915 | ≥11.5 | ≥1990 | ≥25 | 287-318 | 36-40 | 180 | 356 |
N40UH | 1.26-1.32 | 12.6-13.2 | ≥939 | ≥11.8 | ≥1990 | ≥25 | 302-334 | 38-42 | 180 | 356 |
N42UH | 1.29-1.35 | 12.9-13.5 | ≥963 | ≥12.1 | ≥1990 | ≥25 | 318-350 | 40-44 | 180 | 356 |
| N30EH | 1.08-1.15 | 10.8-11.5 | ≥812 | ≥10.2 | ≥2388 | ≥30 | 223-255 | 28-32 | 200 | 392 |
N33EH | 1.14-1.21 | 11.4-12.1 | ≥851 | ≥10.7 | ≥2388 | ≥30 | 247-279 | 31-35 | 200 | 392 |
N35EH | 1.17-1.24 | 11.7-12.4 | ≥876 | ≥11 | ≥2388 | ≥30 | 263-295 | 33-37 | 200 | 392 |
N38EH | 1.22-1.29 | 12.2-12.9 | ≥915 | ≥11.5 | ≥2388 | ≥30 | 287-318 | 36-40 | 200 | 292 |
| N28AH | 1.04-1.12 | 10.4-11.2 | ≥772 | ≥9.70 | ≥2786 | ≥35 | 207-239 | 26-30 | 230 | 446 |
N30AH | 1.08-1.15 | 10.8-11.5 | ≥812 | ≥10.2 | ≥2786 | ≥35 | 223-255 | 28-32 | 230 | 446 |
N33AH | 1.14-1.21 | 11.4-12.1 | ≥852 | ≥10.7 | ≥2786 | ≥35 | 247-279 | 31-35 | 230 | 446 |
Applications of Sintered NdFeB Magnets · Automotive Starters | · Microphone Assemblies |
· Computer Rigid Disc Drives | · Particle Accelerators |
· DC Motors | · Printers |
· Headphone | · Relays |
· Halbach Arrays | · Servo Motors |
· Linear Actuators | · Stepper Motors |
· Linear Motors | · Switches |
· Loud Speakers | · Undulators |
· Magnetic Bearings | · Vacuum Deposition |
· Magnetic Couplings | · Voice Coil Motors (VCM) |
· Magnetic Separators | · Wind Turbines |
The production process
Our Company
Nanjing Huajin Magnetic Materials Co., Ltd. Specializing in the production
and sale of magnetic NdFeB, magnetic bar, magnetic products, magnetic
frame. Magnets of various shapes and sizes can be produced according to
customer requirements, such as packaging diskette, the motor magnetic
tile,magnetic ring, toy bar magnet, magnetic ball, with the exception of iron
magnetic rods, magnetic hooks, magnetic separator box; Surface treatment:
Gold, silver,plated epoxy, nickel-plated copper-nickel, zinc, chromium,
titanium (blue zinc, black zinc, color zinc), above the surface treatment to
meet environmental requirements.
Customized Service
1. Customized Material Neodymium Grade: N35-N52, N35M-N50M, N35H-
N48H, N33SH-N45SH, N30UH-N35UH, N30EH-N35EH;
2. Customized Shaped magnet: Round / block / ring / cylinder / countersunk /
arc / segment other irregular shapes.
3. Custom packaging. Usually we packed the magnet with vacuum polybag.
Then packed in stop magnetic metal box. We can also make the package as
your requirements.
4. Customized Mark: to distinguish N pole and S pole.
5. Custom coating. We can coated in Nickel. Zinc, Chromium as your
requirements.
6. Customized Working temperature: <80ºC/ 80ºC-200ºC
Our Team Work Plan
1.Continuously effort to get some new technicial to meet customers requirements.
2. Reply your query within 12 hours
3. 3 days for magnet sample made
4. Timely Lead time in 3-10 days
5. Quality control from material prepared to products finished. And apply the
products test report.
6. Any query we would follow up after sales.
Payment Term:
T/T, L/C, Western Union, PayPal.
Package & Shipment
1. By Express(DHL, FedEx, TNT, UPS ect): Door to door, Short Delivery
time, 3-5 days.
2. By Air: Short Delivery Time, 3-7 days.
3. By Sea: Cheap Shipping Cost, 7-30 days.
Package: Magnetic Isolation Package
Carton: 36*27*15CM
FAQ:
1. How to get prompt quotation?
Kindly offer us the specific size, quantity, coating(zinc/nickel), magnetism
direction ect other requiries. Then best price will be offered ASAP.
2.What about the lead time?
(1) Sample: 5-7 days.
(2) Batch quantity: 7-9 days.
3.What's the MOQ?
(1) Spot Stocks: No MOQ;
(2) Regular Size: 500 PCS, 1000 PCS, 2000 PCS, 5000 PCS ect.
(3) Other Size: 2000 PCS, 5000 PCS, 10000 PCS ect.
4. Terms of Paymemt:
(1). T/T in advance(telegraphic transfer-bank order)
(2). Western Union cash - for samples order.
(3). PayPal- for samples order, quick receipt
Please feel free to contact me for any questions and requiries!
Address:
3f, Bldg. 2, Honghui Industrial Pk, No 780, Yingtian St., Jianye Dist., Nanjing, Jiangsu, China
Business Type:
Manufacturer/Factory, Trading Company
Business Range:
Agriculture & Food, Apparel & Accessories, Bags, Cases & Boxes, Construction & Decoration, Consumer Electronics, Electrical & Electronics, Manufacturing & Processing Machinery, Metallurgy, Mineral & Energy, Packaging & Printing, Toys
Management System Certification:
ISO 9001
Company Introduction:
Nanjing Huajin Magnet Co., Ltd. is a professional manufacturer specializing in the R & D and manufacture of the permanent magnet. We invest in high quality magnet production line with the vacuum sintering stove which helps to improve the uniformity of magnetic properties and corrosion resistance of sintered ND-Fe-B magnets. Our production line also contains centerless grinding machines, ultrasonic punch and linear cutting machine all of which make us capable of machining very special shapes of magnet, and providing high precision applied in aircraft and automobile industry. Our magnets have passed the SGS RoHS and MSDS test. Our magnets are widely used in toys, packing, speaker, motor, meter and medical care. With the advantage of senior magnetic assembly engineers, experienced staff and comprehensive machining equipment, we can produce high quality magnetic filter, magnetic clamp, magnetic chuck, magnetic attractor and other magnetic products catering to our customers′ different requirements.