Product Name:Block shape Sintered Ndfeb magnet
Specifications
block rare earth magnet
high Br, Hcj & (BH)max,
block & any sizes,
block rare earth magnet
Property: N35
Br: 1.18-1.23T, bHc ≥860kA/m, iHc ≥955kA/m, (BH) 267-290kJ/m max
Coating: Ni
Magnetization: axially magnetized or not magnetized
Tolerance: all ±0.1mm
Max working temperature: 80°C
Curie temperature: 310 to 340°C
Packing: packed in plastic bags, then put in cartons
Delivery time: 10 days
Density: 7.5 to 7.6g/cm³
Br temperature coefficient: -0.09 to -0.12%/°C
IHc temperature coefficient: -0.58 to -0.6%/°C
Coating test: salt spray test, PCT test, coating thickness, and more
Qualification standard: AQL = 0.65
Payment term: L/C at sight or T/T in advance
Certification: RoHS certification, ISO9001
Saturation recoil strength: 2.4-3.2kA/m
Tensile strength: 8.0kg/mm²
Specific heat: 0.12kCal/(kg, °C)
Young?s modulus: 1.6 x 1,011N/m²
Poisson?s ratio: 0.24
Electrical resistivity: 114μΩ/cm
Flexural strength: 25kg/mm
Coefficient of thermal expansion: 4 x 10-6/°C
Rigidity: 0.64N/m²
Vickers hardness: 600Hv
Compressibility: 9.8 x 10-12m²/N
Relative recoil permeability: 1.05
Thermal conductivity: 7.7kCal/(m.h. °C)
Directions of Magnetization:
a. Thickness Magnetized
b. Axially Magnetized
c. Diametrally Magnetized
d. Multi-poles magnetized
e. Radial Magnetized
f. Customzied specific requirements magnetized
Magnets grade :Magnet N-( N35, N38, N40, N42, N45, N48, N50),
Magnet M-(35M, 38M, 40M, 42M, 45M, 48M),
Magnet H-(35H, 38H, 40H, 42H, 45H),
Magnet SH-(30SH, 33SH, 35SH, 38SH, 40SH, 42SH),
Magnet UH-( 28UH, 30UH, 33UH, 35UH, 38UH),
Magnet EH-(28EH, 30EH, 30EH, 33EH, 35EH)
Magnet AH-(38AH,30AH,33AH)
Magnets coating :Nickel ,Zn,Black Epoxy,Ag,Au Etc Max working Temp:80-230 Degrees. The most important point is that we can design the size and shape according your requests
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