- Model NO.: GL-B6-1
- Shape: Block
- Size: Acceptable Custom
- Type: Permanent
- Trademark: COCO
- Origin: Zhejiang Ningbo China
- Application: Speaker Magnet, Industrial Magnet, Jewelry Magnet, Solenoid, Motor Magnet
- Coating: Nickel
- Application Field: Mir and Permanent-Magnet Linear Motor
- Composition: NdFeB Magnet
- Specification: RoHs
- HS Code: 85051110
Magnets grade: N35-N52 (N, M, H, SH, UH, EH series)
Magnets size: As the drawing
Magnets coating: Ni, Zn, NICuNI, epoxy, parylene and more
Property: Magnet with precise dimensions, various shapes, stable performance, good corrosion resistance and easy to mass production
Used in speaker, sensor, DC motor, liner motor, MRI, medical, health products and more
Certificates: ISO/TS 16949: 2009, RoHS Approval.
Advantages: High-quality product, reasonable price, on-time delivery and good service
Remarks:
Ningbo KEKE magnet have 9 years of experience in producing magnet
NdFeB magnet, AlNiCo magnet and SmCo magnet and magnetic assembly are our main products
We have the exhibition in different countries, such as Germany, Hong Kong.
The arc magnet can be used on the magnetic motor, the block magnet can be used on the MIR, the round magnet can be used on the holder, the ring-shaped magnet can be used on the loudspeaker
Payment: We accept T/T, L/C, PayPal
Delivery lead time:
If the goods are in stock, we will send the goods after we sign the contract and decide the best payment
If the goods are out of stock, the goods should be produced from raw material to shipping
Delivery lead time: About 20-30 days
Transportation: According to your request, such as by sea, by air, by international express
Packaging: According to customer's requirements, such as damp-proof packing, nonmagnetic shield packaging
We had the exhibition in Germany and Hong Kong, and we always view the exhibitions in various cities
Caution: You should be extremely careful when install neodymium magnet, as they can easily pinch fingers.
No for Kids: Ring Shape Magnetic Materials are not suitable for children.
Block Motor Magnets Production process:
Raw Materials-->Mixture--->Vacuum Melting--- > Powder Production--- >Molding ---> Vacuum Sintering--- > Testing--- >Mechanical Processing--- > Surface Coating--- >Magnetized--- > Inspecting--- > Packing and Shipping.
Magnets Directions of Magnetization:
A. Thickness Magnetized
B. Axially Magnetized
C. Diametrally Magnetized
D. Multi-poles magnetized
E. Radial Magnetized
F. Customized specific requirements magnetized
Contact Person: Grace Liao MB: 0086-18968305851
| Magnetic properties of Sintered Neodymium Magnet (NdFeB magnet): | |||||
| Grade | Remanence | Coercive Force | Intrinsic Coercive Force | Max.  energy product | Max. Operating Temperature |
| Br mT (kGs) | Hcb kA/m (kOe) | Hcj kA/m (kOe) | ( BH )max kJ/m 3 (MGOe) | Tw | |
| N35 | 1170-1220 (11.7-12.2) | ≥  868 ( ≥  10.9) | ≥  955 ( ≥  12) | 263-287 (33-36) | 80 deg |
| N38 | 1220-1250 (12.2-12.5) | ≥  899 ( ≥  11.3) | ≥  955 ( ≥  12) | 287-310 (36-39) | 80 deg |
| N40 | 1250-1280 (12.5-12.8) | ≥  907 ( ≥  11.4) | ≥  955 ( ≥  12) | 302-326 (38-41) | 80 deg |
| N42 | 1280-1320 (12.8-13.2) | ≥  915 ( ≥  11.5) | ≥  955 ( ≥  12) | 318-342 (40-43) | 80 deg |
| N45 | 1320-1380 (13.2-13.8) | ≥  923 ( ≥  11.6) | ≥  955 ( ≥  12) | 342-366 (43-46) | 80 deg |
| N48 | 1380-1420 (13.8-14.2) | ≥  923 ( ≥  11.6) | ≥  876 ( ≥  12) | 366-390 (46-49) | 80 deg |
| N50 | 1400-1450 (14.0-14.5) | ≥  796 ( ≥  10.0) | ≥  876 ( ≥  11) | 382-406 (48-51) | 60 deg |
| N52 | 1430-1480 (14.3-14.8) | ≥  796 ( ≥  10.0) | ≥  876 ( ≥  11) | 398-422 (50-53) | 60 deg |
| 30M | 1080-1130 (10.8-11.3) | ≥  796 ( ≥  10.0) | ≥  1114 ( ≥  14) | 223-247 (28-31) | 100 deg |
| 33M | 1130-1170 (11.3-11.7) | ≥  836 ( ≥  10.5) | ≥  1114 ( ≥  14) | 247-263 (31-33) | 100 deg |
| 35M | 1170-1220 (11.7-12.2) | ≥  868 ( ≥  10.9) | ≥  1114 ( ≥  14) | 263-287 (33-36) | 100 deg |
| 38M | 1220-1250 (12.2-12.5) | ≥  899 ( ≥  11.3) | ≥  1114 ( ≥  14) | 287-310 (36-39) | 100 deg |
| 40M | 1250-1280 (12.5-12.8) | ≥  923 ( ≥  11.6) | ≥  1114 ( ≥  14) | 302-326 (38-41) | 100 deg |
| 42M | 1280-1320 (12.8-13.2) | ≥  955 ( ≥  12.0) | ≥  1114 ( ≥  14) | 318-342 (40-43) | 100 deg |
| 45M | 1320-1380 (13.2-13.8) | ≥  995 ( ≥  12.5) | ≥  1114 ( ≥  14) | 342-366 (43-46) | 100 deg |
| 48M | 1360-1430 (13.6-14.3) | ≥  1027 ( ≥  12.9) | ≥  1114 ( ≥  14) | 366-390 (46-49) | 100 deg |
| 50M | 1400-1450 (14.0-14.5) | ≥  1033 ( ≥  13.0) | ≥  1114 ( ≥  14) | 382-406 (48-51) | 100 deg |
| 30H | 1080-1130 (10.8-11.3) | ≥  796 ( ≥  10.0) | ≥  1353 ( ≥  17) | 223-247 (28-31) | 120 deg |
| 33H | 1130-1170 (11.3-11.7) | ≥  836 ( ≥  10.5) | ≥  1353 ( ≥  17) | 247-271 (31-34) | 120 deg |
| 35H | 1170-1220 (11.7-12.2) | ≥  868 ( ≥  10.9) | ≥  1353 ( ≥  17) | 263-287 (33-36) | 120 deg |
| 38H | 1220-1250 (12.2-12.5) | ≥  899 ( ≥  11.3) | ≥  1353 ( ≥  17) | 287-310 (36-39) | 120 deg |
| 40H | 1250-1280 (12.5-12.8) | ≥  923 ( ≥  11.6) | ≥  1353 ( ≥  17) | 302-326 (38-41) | 120 deg |
| 42H | 1280-1320 (12.8-13.2) | ≥  955 ( ≥  12.0) | ≥  1353 ( ≥  17) | 318-342 (40-43) | 120 deg |
| 45H | 1300-1360 (13-13.6) | ≥  963 ( ≥  12.1) | ≥  1353 ( ≥  17) | 326-358 (43-46) | 120 deg |
| 48H | 1370-1430 (13.7-14.3) | ≥  995 ( ≥  12.5) | ≥  1353 ( ≥  17) | 366-390 (46-49) | 120 deg |
| 30SH | 1080-1130 (10.8-11.3) | ≥  804 ( ≥  10.1) | ≥  1592 ( ≥  20) | 223-247 (28-31) | 150 deg |
| 33SH | 1130-1170 (11.3-11.7) | ≥  844 ( ≥  10.6) | ≥  1592 ( ≥  20) | 247-271 (31-34) | 150 deg |
| 35SH | 1170-1220 (11.7-12.2) | ≥  876 ( ≥  11.0) | ≥  1592 ( ≥  20) | 263-287 (33-36) | 150 deg |
| 38SH | 1220-1250 (12.2-12.5) | ≥  907 ( ≥  11.4) | ≥  1592 ( ≥  20) | 287-310 (36-39) | 150 deg |
| 40SH | 1240-1280 (12.5-12.8) | ≥  939 ( ≥  11.8) | ≥  1592 ( ≥  20) | 302-326 (38-41) | 150 deg |
| 42SH | 1280-1320 (12.8-13.2) | ≥  987 ( ≥  12.4) | ≥  1592 ( ≥  20) | 318-342 (40-43) | 150 deg |
| 45SH | 1320-1380 (13.2-13.8) | ≥  1003 ( ≥  12.6) | ≥  1592 ( ≥  20) | 342-366 (43-46) | 150 deg |
| 28UH | 1020-1080 (10.2-10.8) | ≥  764 ( ≥  9.6) | ≥  1990 ( ≥  25) | 207-231 (26-29) | 180 deg |
| 30UH | 1080-1130 (10.8-11.3) | ≥  812 ( ≥  10.2) | ≥  1990 ( ≥  25) | 223-247 (28-31) | 180 deg |
| 33UH | 1130-1170 (11.3-11.7) | ≥  852 ( ≥  10.7) | ≥  1990 ( ≥  25) | 247-271 (31-34) | 180 deg |
| 35UH | 1180-1220 (11.8-12.2) | ≥  860 ( ≥  10.8) | ≥  1990 ( ≥  25) | 263-287 (33-36) | 180 deg |
| 38UH | 1220-1250 (12.2-12.5) | ≥  876 ( ≥  11.0) | ≥  1990 ( ≥  25) | 287-310 (36-39) | 180 deg |
| 40UH | 1240-1280 (12.5-12.8) | ≥  899 ( ≥  11.3) | ≥  1990 ( ≥  25) | 302-326 (38-41) | 180 deg |
| 28EH | 1040-1090 (10.4-10.9) | ≥  780 ( ≥  9.8) | ≥  2388 ( ≥  30) | 207-231 (26-29) | 200 deg |
| 30EH | 1080-1130 (10.8-11.3) | ≥  812 ( ≥  10.2) | ≥  2388 ( ≥  30) | 223-247 (28-31) | 200 deg |
| 33EH | 1130-1170 (11.3-11.7) | ≥  836 ( ≥  10.5) | ≥  2388 ( ≥  30) | 247-271 (31-34) | 200 deg |
| 35EH | 1170-1220 (11.7-12.2) | ≥  876 ( ≥  11.0) | ≥  2388 ( ≥  30) | 263-287 (33-36) | 200 deg |
| 38EH | 1220-1250 (12.2-12.5) | ≥  899 ( ≥  11.3) | ≥  2388 ( ≥  30) | 287-310 (36-39) | 200 deg |
| 30AH | 1080-1120 (10.8-11.2) | ≥  812 ( ≥  10.2) | ≥  2785 ( ≥  35) | 223-255 (28-32) | 220 deg |
| 33AH | 1120-1170 (11.2-11.7) | ≥  812 ( ≥  10.2) | ≥  2785 ( ≥  35) | 247-271 (31-34) | 220 deg |
| Physical and Mechanical Properties of Neodymium Magnet: |  |  |  |  |  |
| Thermal Conductivity | 7.7 kcal/m-h-° C | ||||
| Young' s Modulus | 1.7 x 104 kg/mm2 | ||||
| Bending Strength | 24 kg/mm2 | ||||
| Compressive Strength | 80 kg/mm2 | ||||
| Electrical Resistivity | 160 µ -ohm-cm/cm2 | ||||
| Density | 7.4-7.55Â g/cm3 | ||||
| Vickers Hardness | 500 - 600 | ||||
| Available coatings for sintered Neodymium Magnet (NdFeB magnet): | |||||
| Available Coatings: |  | ||||
| Surface | Coating | Thickness (Microns) | Color | Resistance |  |
| Passivation |  | 1 | Silver Grey | Temporary Protection |  |
| Nickel | Ni+Ni | 10.0-20 | Bright Silver | Excellent against Humidity |  |
| Ni+Cu+Ni | Â | ||||
| Zinc | Zn | 8.0-20 | Bright Blue | Good Against Salt Spray |  |
| C-Zn | Shinny Color | Excellent Against Salt Spray |  | ||
| Tin | Ni+Cu+Sn | 15-20 | Silver | Superior Against Humidity |  |
| Gold | Ni+Cu+Au | 10.0-20 | Gold | Superior Against Humidity |  |
| Copper | Ni+Cu | 10.0-20 | Gold | Temporary Protection |  |
| Epoxy | Epoxy | 15-25 | Black,  Red,  Grey | Excellent Against Humidity &  Salt Spray |  |
| Ni+Cu+Epoxy | Â | ||||
| Zn+Epoxy | Â | ||||
| Chemical | Ni | 10.0-20 | Silver Grey | Excellent Against Humidity |  |
| Parylene | Parylene | 5.0-20 | Grey | Excellent Against Humidity,  Salt Spray. Superior Against Solvents, Gases,  Fungi and Bacteria. FDA Approved. | |
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