| Product | Shape | Size | Before Grinding | After Grinding |
|---|---|---|---|---|
| Wet Press Segment Magnet |  | R | R（-0.5 ~ +1）mm | ± 0.1mm |
| r | r（-0.5 ~ +1）mm | ± 0.1mm | ||
| L | L ± 2% | ± 0.2mm | ||
| W | W ± 0.2% | ± 0.2mm | ||
| T | T（-0.5 ~ +1）mm | ± 0.1mm | ||
| H | H（-0.5 ~ +1）mm | ± 0.2mm | ||
| Wet Press Block Magnet |  | 長(zhǎng)度L | L ± 2% | ± 0.2mm |
| W | W ± 0.2% | ± 0.2mm | ||
| T | T ± 1.0mm | ± 0.1mm |
| Grade | Mlagnetic Properties | |||||||
|---|---|---|---|---|---|---|---|---|
| Remanence | Coercivity | Intrinsic Coercivity | Max. Energy (BH) | |||||
| Br（MT） | Br（GS） | Hcb（KA/m） | Hcb（Oe） | Hcj（KA/m） | Hcj（Oe） | （BH）max（KJ/m3） | （BH）max（MGOe） | |
| SM4H | 360-380 | 3600-3800 | 255-278 | 3200-3500 | 318-342 | 4000-4300 | 25.5-27.9 | 3.2-3.5 |
| SM4E | 340-360 | 3400-3600 | 255-278 | 3200-3500 | 358-382 | 4500-4800 | 22.3-24.7 | 2.8-3.1 |
| SM5N | 400-420 | 4000-4200 | 246-270 | 3100-3400 | 263-286 | 3300-3600 | 31.0-33.4 | 3.9-4.2 |
| SM5B | 390-410 | 3900-4100 | 255-278 | 3200-3500 | 270-294 | 3400-3700 | 30.2-32.6 | 3.8-4.1 |
| SM6N | 410-430 | 4100-4300 | 250-274 | 3150-3450 | 258-282 | 3250-3550 | 32.6-35.0 | 4.1-4.4 |
| SM6B | 400-420 | 4000-4200 | 270-294 | 3400-3700 | 295-318 | 3700-4000 | 31.8-34.2 | 4.0-4.3 |
| SM6H | 390-410 | 3900-4100 | 286-310 | 3600-3900 | 310-334 | 3900-4200 | 30.2-32.6 | 3.8-4.1 |
| SM7N | 420-440 | 4200-4400 | 246-270 | 3100-3400 | 251-275 | 3150-3450 | 34.2-37.4 | 4.3-4.7 |
| SM7B | 410-430 | 4100-4300 | 290-313 | 3650-3950 | 306-330 | 3850-4150 | 31.8-35.0 | 4.1-4.4 |
| SM7H | 390-410 | 3900-4100 | 290-314 | 3650-3950 | 346-370 | 4350-4650 | 29.6-32.6 | 3.7-4.1 |
| SM10N | 430-450 | 4300-4500 | 270-294 | 3400-3700 | 275-299 | 3450-3750 | 35.0-38.1 | 4.4-4.8 |
| SM10B | 420-440 | 4200-4400 | 302-342 | 3800-4300 | 342-366 | 4300-4600 | 33.4-36.6 | 4.2-4.6 |
| SM10H | 410-430 | 4100-4300 | 294-334 | 3700-4200 | 380-406 | 4800-5100 | 31.8-35.0 | 4.1-4.4 |
| SM13N | 450-470 | 4500-4700 | 278-302 | 3500-3800 | 298-322 | 3750-4050 | 38.1-41.4 | 4.8-5.2 |
| SM13B | 440-460 | 4400-4600 | 302-342 | 3800-4300 | 342-366 | 4300-4600 | 35.0-38.1 | 4.4-4.8 |
| SM13H | 430-450 | 4300-4500 | 302-342 | 3800-4300 | 380-406 | 4800-5100 | 33.4-36.6 | 4.2-4.6 |
| Curie Temperature | ℃ | 450 |
| Max Operating Temperature | ℃ | 250 |
| Hardness | Hv | >530 |
| Density | g/cm3 | 4.8-5.1 |
| Relative Recoil Permeability | μrec | 1.05-1.1 |
| Temperature Coefficient of Br | %/℃ | -0.18 |
| Temperature Coefficient of iHc | %/℃ | 0.11-0.40 |
| Anti-BendingStrength | N/m2 | (0.5-0.9)x108 |
| Anti-CompressiveStrength | N/m2 | ≥6.9x108 |
| Anti-TensileStrength | N/m2 | (0.2-0.5)x108 |
| Specific Heat | J/kg.K | 600-900 |
| Resistivity | Q.cm | >10? |
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