China Magnets Products Online Market
|
Gold Index: 7547
Place of Origin: | Zhejiang, China (Mainland) |
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NdFeB Strong Permanent Magnets Square Shape For Speaker And Motors
Quick Detail:
1. Natural alloy color
2.All products packed in neutral paper carton
3. samarium cobalt and other rare earth materials.
4. Compliant to RoHS
5. It is permanent rare earth magnet which features high magnetic properties with good stability,
resistance to acid corrosion, curie temperature reaches 800-850oC.
Physical Properties of NdFeB Magnet |
|
Density(g/cm3) |
7.3-7.5 |
Curie Temperature () |
320 |
Max. Operating Temperature () |
220 |
Relative Permeability |
1.05 |
Flexural Strength (N/nm2) |
250 |
Compressive Strength (N/nm2) |
1100 |
Tensile Strength (N/nm2) |
75 |
Hardness (Hv) |
550-650 |
Temperature Coefficient of Br (%/) |
-0.09~-0.12 |
Temperature Coefficient of Hcj (%/) |
-0.50~-0.65 |
Characteristics of permanent SmCo magnet:
Curie Temp. |
Tc |
°C |
800~850 |
Coeff. of thermal expansion |
C // |
1/°C |
~8×10-5 |
Density |
D |
g/cm3 |
8.3~8.5 |
C |
1/°C |
~11×10-5 |
|
Recoil Permeability |
µrec |
|
1.00~1.05 |
Regidity strength |
N/m2 |
~1.5×108 |
|
Max. Working Temp. |
Tmax |
°C |
350 |
Compress strength |
N/m2 |
~8×108 |
|
Electrical Resistivity |
|
Ω. Cm |
~8.6×10-5 |
Tensile strength |
N/m2 |
~3.5×107 |
|
Vickers Hardness |
Hv |
|
500~600 |
young's modulus |
N/m2 |
~1.2×1011 |
|
Thermal Conduct Rate |
|
W/mK |
~12 |
Magnetization field Ha |
kA/m |
≥1600 |
We have accumulated abundant experience and established stable and credible business relationships
with customers worldwide. With rich experience in dealing with all types of large and small orders, we have
developed extensive contacts with many local and international freight organizations. Consequently, we are
able to ship our goods safely and reliably to almost anywhere in the world.
Neodymium Magnets (Neodymium Iron Boron Magnets), also known as NdFeB or Neo magnets, are the
most widely-used type of rare earth magnet. It is the strongest type of permanent magnet made from an
alloy o
China Magnets Products Online Market [China (Mainland)]
Business Type:Manufacturer
City: Shenzhen
Province/State: Guangdong
Country/Region: China (Mainland)