Specifications:
1. Applications: Motors, Generators, Sensors, Speakers, Earphones and other musical instruments, Magnetic therapy devices, Magnetic Chuck, Magnetic bearings and couplings, NdFeB Pot Magnet and other magnetic applications.
2. Grade: N35-N52, N35M-N50M, N35H-N48H, N35SH-N45SH, N28UH-N42UH, N28EH-N40EH, N28AH-N38AH.
3. Shape: Arc, Customized Design.
4. Coating:Ni, Ni-Cu-Ni, Zn(Cr3+), Tin, Epoxy, Ni-Ag, Ni-Au, Passivation, Parylene, etc.
5. Size: Customized size per your requirements.
| 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 | 7.4-7.55 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 | |||||
| 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 | |||||
| Zn+Epoxy | |||||
| 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. | |
Application:
Warnings:
Neodymium magnets attract each other with almost twice the force that they use to attract
steel objects.They also attract each other through very large distances, even small magnets
will attract each other through the thickness of your finger!
Contact us:
Please do no hesitate to contact with us if you have any questions or requests on magnet.
You can inquiry either by email/fax or instant message
We are pleased to offer your service and respond within 12 hours
Contact person:Julia Fung
Skype: julia126126
Tel:+86-574-88229324Ext811
Relevant Shipping Advantage:
1) Appointed forwarder is welcome
2) We can ship by express, air & sea
3) We have big discount on our won forwarder, and mainly world-wide express such as : DHL, UPS, Fedex
Welcome to contact with us!
In order to give you best quotation, please tell us following detail
1 Magnet material: NdFeB Magnet? Grade N35? or other?
2 Max working: Under 80C? or other
3 Magnet Dimension(size)? Diameter x thickness(mm), or Length x width x thickness
4 Surface coating: [A]Zinc; [B]Ni-Cu-Ni; [C]Epoxy ;[D]others
5 Magnetized direction: Thought Thickness?
6 Delivery status :[A].With magnetized; [B]No-magnetized ?
7 Quantity, Destination?
8 Other requirement?
