Hard ferrite permanent magnets

  • Product Name:
    Hard ferrite permanent magnets
  • Model Number:
    WB-F1
  • Description:
    Magnetic materials are fundamental functional materials of electronic industry. As important parts of magnetic materials, hard ferrite materials play a heavyrole in electronic industry, electronic information industry, car industry, motorcycle industry etc. meanwhile, they are also widely used in medical treatment, mining and metallurgy, industrial automation, oil energy industry and civil industry. ferrite magnet, ferrite magnets, bonded ferrite magnet, barium ferrite magnet, hard ferrite magnet, sintered ferrite magnet, bonded ferrite injection magnetOur main products includes :hard ferrite arc or segment, ring magnets, rectangular magnets, ferrite power etc. Which have the following advantages: high coercive force, high electric resistance, long-time stability, and economical price. Meanwhile, we can manufacture new tools according to the customers` demand. ferrite magnet, ferrite magnets
    Mostly Used national standard – SJ285-77 permanent ferrite magnet standard

    Grade Value(min/typical in our factory
    Br Hcb(BHC) Hcj(IHC) (BH)max
    MT KG KA/m Koe KA/m KOe Kj/m 3 MGOe
    Y10T(=C1) 200/218 2.00/2.18 125/145 1.57/1.82 210/250 2.64/3.14 6.5/8.0 0.8/1.0
    Y25 360/370 3.60/3.70 135/150 1.70/1.88 140/170 1.76/2.14 22.5/25.3 2.8/3.2
    Y30(=C5) 380/385 3.80/3.85 191/210 2.40/2.64 199/220 2.50/2.51 26.0/28 3.4/3.7
    Y30BH 380/390 3.80/3.90 223/235 2.80/2.95 231/245 2.90/3.08 27.0/30.0 3.4/3.7
    Y33 410/420 4.10/4.20 220/235 2.77/2.95 225/240 2.83/3.01 31.5/33.0 4.0/4.2
    Y35 400/410 4.00/4.10 175/195 2.20/2.45 180/200 2.26/2.51 30.0/32.0 3.8/4.0
    C8(=C8A) 385/390 3.85/3.90 235/255 2.95/3.20 242/265 3.05/3.33 27.8/30.0 3.5/3.7
    C10 400/410 4.00/4.10 288/300 3.62/3.77 280/287 3.51/3.60 30.4/31.9 3.8/4.0

    Physical property of hard ferrite mangets

    Parameters Mark Unit Value
    Recoil Permeability Urce - 1.05-1.3
    Curie temperture Tc 0 C 460
    The temperature of Br ± Br 0 C -1 -0.2%
    The temperature of Hcj ± Hcj 0 C -1 0.2-0.5%
    Density D g/cm 3 4.5-5.1
    Resistivity P ©.cm ?0 4
    The coefficient of linear expansion R 0 C -1 7-15×10 -6
    Hardness HV - 480-580

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