This is the
NEODYMIUM SPHERE MAGNETS Rare Earth, also it is the
neodymium magnet, the
neodymium magnet is the third generation
rare earth permanent magnet.
The Physical Properties of Neodymium Permanent Magnete Super Strong Magneti Neodimio Rare Earth Aimant Neodyme:
Parameters | Units | Indicators |
Density | g/cm³ | ≥7.3 |
Home temperature | ℃ | 310-340 |
BrReversible temperature coefficient | ℃/% | -0.100~-0.130 |
HcjReversible temperature coefficient | ℃/% | 0.40~0.70 |
Compressive strength | N/mm2 | 1050 |
Bending strength | N/mm2 | 250 |
Tensile strength | N/mm2 | 80 |
Webster Hardness | | 600 |
Coefficient of thermal expansion(20 to 200℃) | 10-6/k | ∥5⊥-1.5 |
Specific heat | J/(Kg.K) | 460 |
Thermal conductivity | W/(m.K) | 9 |
Resistivity | μΩ.cm | 150 |
It have two mainly classification, the
sintered neodymium magnet and
bonded neodymium magnet.
The picture's product is the
sintered neodymium magnet.
1.
Magnets grade: from N35 To N50, from N Series to AH Series.
2.
Magnets size: 3mm to 50mm for diameter can be available.
3.
Magnetism direction: Always magnetized via diameter direction.
4.
Magnets coating: Nickel, Zinc, Black
Epoxy, Ag, Au Etc.
also,we can drill hole on the ball....
Magnetic balls are widely used to toys, decoration, therapy, electrical parts, necklace, bracelet, health productsand so on
Pictures of Sphere sintered Neodymium ball magnetic Rare Earth N35 Cylinder D1/4" diameter x 1":
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China NEODYMIUM SPHERE MAGNETS supplier manufacturer offer best NEODYMIUM SPHERE
MAGNETS supplier OEM, ODM,service