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Strong Arc Ndfeb Magnet For Motor
Product description
product name Strong Arc NdFeB Magnet for motor
About Products
Grades: N35-N54, N30M-N52M, N30H-N50H, N30SH-N45SH, N28UH-N42UH, N26EH-N38EH, N28AH-N35AH
Manufacturing Technique: We adopt new Sintered Neodymium magnet techniques and equipment such as strip casting, HDDR technology.
Magnetic properties: High coercive force, max is over 35KOe; (BH)Max from 28 to 55MGOe; Max working temperature up to 240°C;Tolerance: ±0.05mm, Customized;
The highest coercivity (Hcj) ≥35KOe, the temperature coefficient aBr<-0.1% °C -1, bHcj<-0.45% °C -1, HAST test of low weightlessness corrosion resistant series (T series) (130 °C, 0.26MPa, 95% relative humidity), 20 days of weightlessness ≤≤ 2.0mg/cm²
Applications
Widely used in generators, DC motors, servo motors, Speakers, receivers, VCM, CD/DVD-ROM, magnetic
separation, magnetic cranes, magnetic lifters, magnetic filters, nuclear magnetic resonance spectrometer,
medical equipment, etc.
Product Specification
Physical Properties(NdFeB magnet) | |
Temp.Coeff.of Br: -0.11% / °C |
Temp.Coeff.of iHc: -0.60% / °C |
Density: 7.4-7.6g/ cm³ |
Electrical resistivity: 144μΩ.com |
Vickers Hardness: 600/Hv |
Flexural Strength: 25kg/mm |
Tensile Strength: 8.0kgs/mm² |
Coeff.of Thermal Expansion: 4 X 10/¯ª/°C |
Specific Heat: 0.12kCal/(kg.°C) |
Thermal Conductivity: 7.7Kcal/(m.h.°C) |
Young's Modulus: 1.6 X 10¹¹N/m² |
Rigidity: 0.64N/ m² |
Poisson's Ratio: 0.24 |
Compressibility: 9.8 X 10¯¹² m² /N |
Curie Temperature: 310-340°C |
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