RUIYI MAGNET · MAGNETIC MATERIALSsales@ruiyimagnet.com
ANI NdFeB + SmFeN / PA12

RY-NSY2120L

NdFeB + SmFeN + PA12AnisotropicInjection MoldingRev. 2026.03
COMPOUND GRANULENDFEB + SMFEN / PA12RY-NSY2120L · THERMOPLASTIC MAGNETIC COMPOUNDFIG. 02
Product image placeholder — replace with Ruiyi photo / SEMImage ratio 2.35:1

Key properties

Typical values · SI / CGS
Residual induction · Br
700-800mT
7.0-8.0 kGs
Coercive force · Hcb
398-517kA/m
5.0-6.5 kOe
Intrinsic coercivity · Hcj
637-955kA/m
8.0-12.0 kOe
Max. energy product · (BH)max
95.5-103.5kJ/m³
12.0-13.0 MGOe
Density
4.80-5.00g/cm³
Molded density
Melt Flow Rate
200-300g/10min
270 °C / 5 kg

Technical specification

Rare Earth Magnetic Compound (Ruiyi) 2026 · p.5
PropertyUnitValue · RY-NSY2120L
Magnetic properties / 磁性能
Residual induction · Br · 剩磁mT700-800
Coercive force · Hcb · 磁感矫顽力kA/m398-517
Intrinsic coercivity · Hcj · 内禀矫顽力kA/m637-955
Max. energy product · (BH)max · 最大磁能积kJ/m³95.5-103.5
Rev. temp. coeff. of Br · 剩磁温度系数%/°C-0.089
Rev. temp. coeff. of Hcj · 矫顽力温度系数%/°C-0.554
Mechanical properties / 力学性能
Tensile strength · ASTM D638 · 拉伸强度MPa≥40
Flexural strength · ASTM D790 · 弯曲强度MPa≥80
Flexural modulus · ASTM D790 · 弯曲弹性率GPa≥12
IZOD impact strength · ASTM D256 · IZOD 冲击强度kJ/m²≥8
Physical properties / 物理特性
Density · 密度g/cm³4.80-5.00
Melt flow rate (270 °C / 5 kg) · 流动性 MFRg/10min200-300
Molded shrinkage · 收缩率%0.1-0.5
Injection molding conditions / 射出成型条件
Pre-drying · 干燥条件°C / hr80 °C / 4 h
Barrel temp. T1 (feed) · 料筒 T1°C250
Barrel temp. T2 · 料筒 T2°C270
Barrel temp. T3 (nozzle) · 料筒 T3°C275
Mold temperature · 模具温度°C80
Injection pressure · 射出压力MPa (kg/cm²)70.5 (719)
Set speed · 设定速度%60
Specifications are for reference only. Final values are subject to the official TDS. Rare Earth Magnetic Compound (Ruiyi) 2026 · p.5. Molding conditions are provided for customer reference.
Processing notice: the maximum barrel temperature for nylon (PA) compounds must not exceed 280 °C. Molding conditions are provided for reference and can be customised on request.

Demagnetisation curve

Placeholder — supply measured B-H data
BH0BrHcJBr 700-800 mTILLUSTRATIVE CURVE — NOT MEASURED DATA

Typical applications

BLDC & stepping motor rotors

Injection-molded magnetic parts with oriented pole patterns.

Multipole encoder rings

Injection-molded magnetic parts with oriented pole patterns.

Automotive actuators & sensors

Injection-molded magnetic parts with oriented pole patterns.

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