Various Kinds of High-Performance Sintered Magnet
Basic Info.
Model NO.
coco
Purification Method
Vacuum Melt Process
Preparation Method
Metallothermic Reductio
Application
Catalyst Masses, Energy Materials, Photoelectric Material, Photorecording Material, Medicine, Astronavigation, Computer, ICT
Product Type
Rare Earth Magnet
Composition
Neodymium
Coating
Nickel
Size
Acceptable Custom
Application Field
Motor
Type
Permanent
Transport Package
According to Your Request
Specification
RoHs
Trademark
COCO
Origin
Zhejiang Ningbo China
HS Code
3352968184
Production Capacity
2000t/Y
Product Description
Product Name: Various Kinds of High-Performance Sintered MagnetMagnets grade: From N35 To N50, from N Series to UH Series.
Magnets size: As the drawing
Magnetism direction: Which direction to oriented The north pole and south pole
Magnets coating: Nickel, Zn, Black Epoxy, AG, Au etc.
Quantities: More mass order quantities. More Lower the prices.
Original factory.
If you haven't been able to find your desired size or strength in our website?
We can send you a price quotation for exactly the magnet you wish...
Tell us which features you desire in a magnet and the quantity you will require.
You will receive our price quotation via e-mail within a day.
When inquiring or ordering, please send us following information
1. Type of magnet (material & grade)
2. Quantity (annual and per shipment)
3. Shape and dimensions (drawing if necessary)
4. Direction of magnetization
5. Magnetized or unmagnetized
6. Details of surface treatment
7. Application if possible
8. Other information and/or requirements
We hope to cooperate with you. Thank you.
| 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. | |
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