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Material properties
Bonded NdFeB magnet performance parameter table
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Grade |
Residual magnetic induction intensity Br | Coercivity Hcb | Intrinsic coercive force Hcj | Maximum energy product (BH)max | Reversible magnetic permeability μr | Average Reversible Temperature Coefficient | working temperature | saturation magnetization field | Density ρ |
| mT(KGs) | kA/m(K) | kA/m(K) | kJ/m3 (MGOe) | %/°C | °C | kAm/m(K) | g/c㎥ | ||
| GPM-2 | 250-450 | 160-280 | 360-640 | 16-32 | 1.2 | -0.11 | 150 | >1600 | 4.5~5.2 |
| (2.5-4.5) | (2.0-3.5) | (4.5-8.0) | (2.0-4.0) | (>20) | |||||
| GPM-4 | 400-500 | 240-360 | 560-720 | 32-52 | 1.2 | -0.11 | 150 | >1600 | 5.0~5.6 |
| (4.0-5.5) | (3.0-4.5) | (7.0-9.0) | (4.0-6.5) | (>20) | |||||
| GPM-6 | 500-600 | 320-400 | 560-720 | 48-60 | 1.2 | -0.11 | 160 | >1600 | 5.0~5.6 |
| (5.0-6.0) | (4.0-5.0) | (7.0-9.0) | (6.0-7.5) | (>20) | |||||
| GPM-8 | 600-680 | 360-440 | 640-800 | 60-72 | 1.2 | -0.11 | 160 | >1600 | 5.8~6.1 |
| (6.0-6.8) | (4.5-5.5) | (8.0-10.0) | (7.5-9.0) | (>20) | |||||
| GPM-8L | 600-680 | 400-480 | 640-800 | 64-72 | 1.2 | -0.11 | 160 | >1600 | 6.0~6.3 |
| (6.0-6.8) | (5.0-6.0) | (8.0-10.0) | (8.0-9.0) | (>20) | |||||
| GPM-8H | 600-660 | 400-480 | 1040-1360 | 64-72 | 1.15 | -0.1 | 180 | >2400 | 5.8~6.1 |
| (6.0-6.6) | (5.0-6.0) | (13.0-17.0) | (8.0-9.0) | (>30) | |||||
| GPM-8SR | 620-680 | 400-480 | 800-1120 | 68-76 | 1.15 | 0-1 | 180 | >2000 | 5.8~6.1 |
| (6.20-6.8) | (5.0-6.0) | (10.0-14.0) | (8.5-9.5) | (>25) | |||||
| GPM-10 | 680-730 | 400-480 | 640-840 | 76-84 | 1.2 | -0.1 | 160 | >1600 | 5.8~6.1 |
| (6.8-7.3) | (5.0-6.0) | (8.0-10.0) | (9.5-10.5) | (>20) | |||||
| GPM-10H | 700-750 | 440-520 | 640-840 | 80-88 | 1.2 | -0.1 | 160 | >1600 | 6.0~6.3 |
| (7.0-7.5) | (5.5-6.5) | (9.0-10.5) | (10.0-11.0) | (>20) | |||||
| GPM-12 | 720-770 | 440-520 | 720-800 | 88-96 | 1.2 | -0.1 | 160 | >1600 | 6.0~6.3 |
| (7.2-7.7) | (5.5-6.5) | (9.0-10.0) | (11.0-12.0) | (>20) | |||||
| GPM-12H | 740-800 | 400-520 | 760-880 | 88-96 | 1.2 | -0.1 | 160 | >1600 | 6.0~6.3 |
| (7.4-8.0) | (5.5-6.5) | (9.5-11.0) | (11.0-12.0) | (>20) | |||||
| GPM-12L | 750-800 | 400-480 | 480-640 | 88-96 | 1.22 | -0.12 | 150 | >1600 | 6.0~6.3 |
| (7.5-8.0) | (5.0-6.0) | (6.0-8.0) | (11.0-12.0) | (>20) | |||||
| GPM-13L | 760-830 | 400-480 | 480-640 | 88-104 | 1.22 | -0.12 | 150 | >1600 | 6.1~6.4 |
| (7.6-8.3) | (5.0-6.0) | (6.0-8.0) | (11.0-13.0) | (>20) | |||||
Bonded NdFeB (injection NdFeB) specification parameter selection table, commonly used NdFeB specifications, grades and performance, accept customization
Key words:
Bonded NdFeB