Ferrite Compound · PA12
RY-36-12
Sr Ferrite + PA12AnisotropicInjection MoldingRev. 2026
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Key properties
Typical values · SI / CGSResidual induction · Br
290~300mT
2900~3000 Gs
Coercive force · Hcb
≥183kA/m
≥2300 Oe
Intrinsic coercivity · Hcj
≥223kA/m
≥2800 Oe
Max. energy product · (BH)max
16.3~17.1kJ/m³
2.05~2.15 MGOe
Density
3.65~3.75g/cm³
Molded density
Melt Flow Rate
≥70g/10min
270 °C / 10 kg
Technical specification
Ferrite Compound (Ruiyi) 2026 · p.2
| Property | Unit | Value · RY-36-12 |
|---|---|---|
| Magnetic properties / 磁性能 | ||
| Residual induction · Br · 剩磁 | mT | 290~300 |
| Coercive force · Hcb · 磁感矫顽力 | kA/m | ≥183 |
| Intrinsic coercivity · Hcj · 内禀矫顽力 | kA/m | ≥223 |
| Max. energy product · (BH)max · 最大磁能积 | kJ/m³ | 16.3~17.1 |
| Mechanical properties / 力学性能 | ||
| Tensile strength · 拉伸强度 | MPa | ≥40 |
| Flexural strength · 弯曲强度 | MPa | ≥90 |
| Izod impact strength · 悬臂梁冲击强度 | kJ/m² | ≥10 |
| Physical properties / 物理特性 | ||
| Molded density · 成型密度 | g/cm³ | 3.65~3.75 |
| Melt flow rate (270 °C / 10 kg) · 流动性 MFR | g/10min | ≥70 |
| Rev. temp. coeff. of Br · Br 温度系数 | %/K | -0.19 |
| Rev. temp. coeff. of Hcj · Hcj 温度系数 | %/K | 0.13 |
| Molded shrinkage · 收缩率 | % | 0.4 |
| Injection molding conditions / 注射成型参数 | ||
| Pre-drying temperature · 干燥温度 | °C | 100~120 |
| Pre-drying time · 干燥时间 | hr | 4~8 |
| Injection temperature · 注塑温度 | °C | 270~290 |
| Mold temperature · 模具温度 | °C | 60~80 |
| Set pressure · 设定压力 | bar | 60~90 |
| Set speed · 设定速度 | V% | 40~70 |
Specifications are for reference only. Final values are subject to the official TDS. Ferrite Compound (Ruiyi) 2026 · p.2. Molding conditions are provided for customer reference.
Processing notice: Molding conditions are for reference only. Confirm the final process window with Ruiyi technical team before production. Customised grades are available on request.
Demagnetisation curve
Placeholder — supply measured B-H dataTypical applications
DC motor stators
Injection-molded magnetic parts with oriented pole patterns.
Multipole rotors & BLDC motors
Injection-molded magnetic parts with oriented pole patterns.
Magnetic rolls for printers
Injection-molded magnetic parts with oriented pole patterns.
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