Magnetic Grade& Characteristics
Manufacturing Process
Powder
Typical Shapes & Dimensional Tolerances
Characteristics
R&D Equipment
Magnetic Characteristics
| Material Symbol | Magnetic Property | Sintered Density | Shrinkage | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Br | bHc | iHc | [BH]max | |||||||
| kG | T | kOe | kA/m | kOe | kA/m | MGOe | kJ/㎥ | g/㎠ | % | |
| SSM-C | 4.10 ~ 4.30 | 0.41 ~ 0.43 | 3.10 ~ 3.30 | 247 ~ 263 | 3.30 ~ 3.60 | 263 ~ 286 | 4.0 ~ 4.4 | 31.8 ~ 35.0 | 4.90 ~ 5.00 | 13.0±1 |
| SSM-H | 3.80 ~ 4.00 | 0.38 ~ 0.40 | 3.60 ~ 3.80 | 286 ~ 302 | 4.60 ~ 5.00 | 366 ~ 398 | 3.4 ~ 3.8 | 27.1 ~ 30.2 | 4.75 ~ 4.85 | 11.5±1 |
| SSM-K | 4.10 ~ 4.30 | 0.41 ~ 0.43 | 3.70 ~ 4.00 | 294 ~ 318 | 4.20 ~ 4.60 | 334 ~ 366 | 3.9 ~ 4.3 | 31.0 ~ 34.2 | 4.90 ~ 5.00 | 13.0±1 |
Magnetic properties are determined by additives and fine milling time
Pressing conditions are as follows ;
Magnetic field strength : 10,000 Oe ~13,000 Oe
Green density : 3.2 ~ 3.4 g/㎤
Pressure : 0.4~0.5 ton/㎠
Sintering temperature : 1,200~1,260 ℃
