D4.75X19.8mm rod-shaped NdFeB rare earth magnet in the motor

D4.75x19.8mm Rod Stick NdFeB Rare Earth Magnets in motorProduct NameD4.75x19.8mm Rod Stick NdFeB Rare Earth Magnets in motorShapeRectangle (Block, Cylinder, Ring, Disk, Rod, Bar, Countersunk, Arc, Segmented, Trapezoid, Irregular shapes  are available)Magnetized DirectionThrough the thickness or through the diameterType

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D4.75x19.8mm Rod Stick NdFeB Rare Earth Magnets in motor
Product NameD4.75x19.8mm Rod Stick NdFeB Rare Earth Magnets in motor
ShapeRectangle (Block, Cylinder, Ring, Disk, Rod, Bar, Countersunk, Arc, Segmented, Trapezoid, Irregular shapes  are available)
Magnetized DirectionThrough the thickness or through the diameter
Type of coatingNickel (Zinc, Gold or Black Epoxy are available)
Tolerance in size+/-0.1 mm
MaterialsNdFeB (Neodymium Iron Boron)
DimensionCustomized sizes are available.
Density7.5 (g/cm3)
GradeN35-N54, N35M-N52M, N33H-N50H, N33H-N50H, N33SH-N48SH, N30UH-N45UH, N28EH-N38EH
Specification1. Made by mixed neodymium iron boron powder, through the processes of Strip casting, Hydrogen decrepitation, Jet milling, Pressing, Isostatic pressing, Sintering, Grinding, Slicer, Surface treatment
2. The most powerful magnets are available and could be directly made into various complex shapes
3. Precise dimension
4. High performance
5. Uniform magnetism
6. Rust-proof materials(coating Zinc, Nickel, Epoxy, Gold and so on)
7. Volume production Carton or Pallets SGS 
Packing MethodSeveral pieces to Styrofoam, shield plate, carton, pallet.
CertificationSGS
Lead-time7-22days according to the order


1. Production process
D4.75X19.8mm Rod Stick NdFeB Rare Earth Magnets in motor

2. Product show
D4.75X19.8mm Rod Stick NdFeB Rare Earth Magnets in motor
D4.75X19.8mm Rod Stick NdFeB Rare Earth Magnets in motor
D4.75X19.8mm Rod Stick NdFeB Rare Earth Magnets in motor

3. The grades available

 
SeriesGradeRemanenceIntrinsic Coercive forceMax. Energy ProductMax. Working Temp
BrHcj(BH) max
TkGsKA/mKOeKJ/m3MGOeºC
NN351.17-1.2411.7-12.4≥955≥12263-286.533-3680
N381.22-1.3012.2-13.0≥955≥12287-31036-3980
N401.26-1.3212.6-13.2≥955≥12302-32638-4180
N421.29-1.3512.9-13.5≥955≥12318-34240-4380
N451.33-1.3813.3-13.8≥955≥12334-36642-4680
N481.36-1.4213.6-14.2≥876≥12358-39045-4980
N501.40-1.4514.0-14.5≥876≥12374-40647-5180
N521.43-1.4814.3-14.8≥876≥12390-42249-5380
N541.45-1.5114.5-15.1≥876≥12398-43050-5580
MN35M1.17-1.2411.7-12.4≥1114≥14263-28633-36100
N38M1.22-1.3012.2-13.0≥1114≥14287-31036-39100
N38MT1.22-12.612.2-12.6≥1115≥15287-31036-39100
N40M1.26-1.3212.6-13.2≥1114≥14302-32638-41100
N42M1.29-1.3512.9-13.5≥1114≥14318-34240-43100
N45M1.32-1.3813.2-13.8≥1114≥14334-36642-46100
N48M1.37-1.4313.7-14.3≥1114≥14358-39045-49100
N50M1.40-1.4514.0-14.5≥1114≥14374-40647-51100
N52M1.42-1.4814.2-14.8≥1114≥14390-42249-53100
HN35H1.17-1.2411.7-12.4≥1350≥17263-28633-36120
N38H1.22-1.3012.2-13.0≥1350≥17287-31036-39120
N40H1.26-1.3212.6-13.2≥1350≥17302-32638-41120
N42H1.29-1.3512.9-13.5≥1350≥17318-34240-43120
N45H1.31-1.3713.1-13.7≥1350≥17335-36642-46120
N48H1.37-1.4313.7-14.3≥1274≥16358-39045-49120
N50H1.40-1.4514.0-14.5≥1274≥16374-40547-51120
SHN33SH1.14-1.2111.4-12.1≥1592≥20247-27031-34150
N35SH1.17-1.2411.7-12.4≥1592≥20263-28733-36150
N38SH1.22-1.2912.2-12.9≥1592≥20287-31036-39150
N40SH1.26-1.3212.6-13.2≥1592≥20302-32638-41150
N42SH1.29-1.3512.9-13.5≥1592≥20318-34240-43150
N45SH1.32-1.3813.2-13.8≥1592≥20335-36642-46150
N48SH1.36-1.3913.6-13.9≥1592≥20335-36642-46150
UHN30UH1.08-1.1610.8-11.6≥1990≥25223-24728-31180
N33UH1.14-1.2111.4-12.1≥1990≥25247-27131-34180
N35UH1.17-1.2411.7-12.4≥1990≥25263-28633-36180
N38UH1.22-1.2912.2-12.9≥1990≥25287-31036-39180
N40UH1.26-1.3212.6-13.2≥1990≥25302-32638-41180
N42UH1.29-1.3512.9-13.5≥1990≥25318-34240-43180
EHN30EH1.08-1.1510.8-11.5≥2388≥30223-24728-31200
N33EH1.14-1.2111.4-12.1≥2388≥30247-27131-35200
N35EH1.17-1.2411.7-12.4≥2388≥30263-28733-36200
N38EH1.22-1.2912.2-12.9≥2388≥30287-31036-39200
AHN28AH1.04-1.1210.4-11.2≥2627≥33207-23126-29220
N30AH1.08-1.1510.8-11.5≥2627≥33223-24728-31220
N33AH1.14-1.2111.4-12.1≥2627≥33247-27131-34220

4. Magnetized direction

D4.75X19.8mm Rod Stick NdFeB Rare Earth Magnets in motor
D4.75X19.8mm Rod Stick NdFeB Rare Earth Magnets in motor


5. NdFeB magnet application field

D4.75X19.8mm Rod Stick NdFeB Rare Earth Magnets in motor



6. Workshop show
D4.75X19.8mm Rod Stick NdFeB Rare Earth Magnets in motor
D4.75X19.8mm Rod Stick NdFeB Rare Earth Magnets in motor

7. Testing Equipments

D4.75X19.8mm Rod Stick NdFeB Rare Earth Magnets in motor


8. Patents

D4.75X19.8mm Rod Stick NdFeB Rare Earth Magnets in motor

9. Package

    The regular package is Neutral packing, Shield packing, Vacuum packing, or Pallet. The special package will follow the customer's requirements. 

10. Shipping
 
a: Courier (TNT, DHL, FedEx, UPS etc.), Airfreight, or Sea freight.
b: If the weight is under 40Kgs, we would recommend to send them with shielding boxes.
c: If the weight is between 40Kgs-100Kgs, it can be sent by courier or Airfreight.
d: If the weight is over 100Kgs, we would recommend to send them by Sea freight.


11. More About Us

      Ganzhou Fortune Electronic Co., Ltd. ( Stock Code: 872572) was established in 2011, as a national high-tech enterprise, which is engaged in manufacturing and sales of high-performance rare earth permanent magnet materials and its application products. We have already possessed the annual production capacity of 2000 tons of High-performance Sintered NdFeB rare earth permanent magnets till now.

       Fortune's products are widely used in many fields, such as consumer electronicsnew energy vehicles, UAV, wind generation, elevators, medical devices, energy-saving household appliances, rail transit, industrial energy-saving motor, permanent magnet relay, etc...
     
       Fortune has advanced technology and first-class production analysis and testing equipment, which can produce bulk high-performance magnetic steels, such as N54, 52M, 52H, 50SH, 42UH, 38EH, and 30AH. They could keep products with high performance, high consistency, high reliability, and low weight loss performance.

       Fortune has professional R&D teams, such as "Jiangxi Rare Earth Permanent Magnet Materials and Devices Engineering R&D Center", "Jiangxi Postdoctoral Innovation Practice Base", "Jiangxi Rare Earth Functional Materials Manufacturing Innovation Center", "Ganzhou Rare Earth Permanent Magnet Materials and Device Engineering Technology R&D Center". Through close Industry-University-Research cooperation with famous colleges and scientific research institutes at home and abroad, Fortune keeps in line with the international leading level of technology and quality.


FAQ
1. Q: Which is the strongest type of magnet? 
    A: Neodymium (more precisely Neodymium-Iron-Boron) magnets are the strongest permanent magnets in the world.

2. Q: What are the size limitations on manufacturing neodymium magnets?
   A: The limits include:
        --- 2" max in magnetized direction;
        --- 4" max diameter for discs and rings;
        --- 4" max length and width for blocks;
        --- 1/32" minimum on thickness on any magnet;
        --- 1/16" minimum diameter on outer diameter;
        --- 1/16" minimum diameter on any hole
 
3. Q: What information do we need when you send an inquiry?
    A: If you have any inquiry, please kindly advise the following items:
         - Dimensions, shape, and drawing with tolerances.
         - Material grade or magnetic properties.
         - Magnetic direction, quantity, surface coating (if necessary).
         - Any special packing, delivering or other requirements.
 
4. Q: What about the sample time and cost?
    A: 7-15 days if the samples are customized;
         3-7 days for our existing samples for reference;
         The sample cost is negotiable.
 
5. Q: What about the delivery time of bulk production?
    A: 10-20days depends on design and quantity.
         Fast Delivery once you confirmed the design, we can produce and deliver it as fast as possible.
 
6. Q: Could you provide the shortest lead time?
    A: That's based on the available material stock, we will try our best to satisfy you if any urgency.
 
7. Q: What is your MOQ?
    A: 10-100-500-1000-5000-10000-200000 pcs etc. depends on different sizes, items, design, and processes. MIN and a SMALL quantity can be acceptable.
 
8. Q: What's the payment method?
    A: L/CT/T in advance (telegraphic transfer-bank order) for small order or samples order
         Western Union cash - for small order or samples order.
         Other payment: Paypal.
        Different areas may exist some differences.
 
9. Q: Could we pay a visit to your factory?
    A: Yes, of course, warmly welcome if you can visit our factory.
 
10. Q: Where is your factory?
     A: Our factory locates in No.5 Mannifen Road, Economic and Technological Development Zone, Ganzhou city, Jiangxi Province, China. It's around 10 minutes from Ganzhou Airport to our factory by car. 
 
11. Q: If I have more questions, where can I get the answers?
     A: Any questions, please feel free to contact us at any time.  
          Cell: +86 177 7970 4448 
 

 
Finally---Why do you choose us?

 
1. Strong R&D team
2. Professional Sales team
3. 6 years export experiences make us satisfy you better.
4. High and stable quality
5. Reasonable direct factory price
6. Fast and on-time delivery.
7. Qualified by ISO9001, ISO14001, OHSAS 18001, RoHS, SGS, and REACH. 

 
Inquiry Hotline:


Cell: +0086 177 7970 4448
  
 
 

Contact us

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