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Arc Shape NdFeB Magnet for DC Motors Machine Tools Accessories1
Machine Tools, Machine Tools Accessories, Magnetic, NdFeB Magnet
Ningbo Eastar Magnet Co., Ltd.
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Product Description Rear earth ndfeb permanent magnet 1. Arc or rectangular magnet as clients required.2. Zinc/Nickel/epoxy coating to protect the surface.3. Used for electric motors1. Material: Sintered Neodymium magnet2. Characteristics:Super strong Br resident induction.Excellent demagnetization resistance capability.3. Surface Treatment Method:Black Nickel, Chroming, Copper, Epoxy, Gold, Nickel, Nickel+Epoxy, Nickel+Sn, Passivation, Zinc, phosphating4. Applications of Neodymium Magnets:AC Motors, DC Motors, servo motors, step motorsComputer rigid disc drivesMagnetic SeparatorsMagnetic resonance imagingSpeakers & earphonesMedical care machines ParameterunitStandard DataCurie Temperature(Tc)oC310-380Maximum Operating Temperature(Tw)oC80-200HardnessHv620Electrical ResistivityΩ.CM1.8X10-4 ~2.0X10-4Density(D)g/cm37.5~7.65Recoil Permeabilityμ rec1.05Magnetization Field Strength(Hs)KOe> 30KA/m> 2400Bending StrengthMpa295~345Temp. Coefficient of Br (aBr)%/oC-0.11~ -0.12Temp Coefficient of Hcj (aHcj)%/oC-0.5~ -0.7 Company Profile Packaging & ShippingFAQ
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