Trustworthy Magnet Suppliers Ferrite Ring Magnet
General Description:
1. Permanent ferrite magnet is made of SrO.6Fe2O3 and other microelements by ceramic processing.
2. We specialize in manufacturing high performance ferrite magnets in China. Strict quality control system ensure that the quality is stable and reliable.
3. Provide various dimensions of magnets according to your drawings or samples.
4. The quality and characteristics of our sintered ferrite magnet products have been fit for the standard of Y30BH, Y33, Y33H, Y35, Y36, Y38, Y40, which are equal to C7, C8A, C8B, C9~C12 in MMPA, the American standard.
Features:
1.It is relatively brittle hard
2.Good resistance to demagnetization
3.Good temperature stability
4.Raw material is readily avaiable & low in cost
5. Used in different applications,such as motors,cleaning machines,medical equipment,toys,decoratives magnets and so on.
Physical Property of hard ferrite magnets:
|
Parameters
|
Mark
|
Unit
|
Value
|
|
Recoil Permeability
|
Urce
|
-
|
1.05-1.3
|
|
Curie Temperature
|
Tc
|
°c
|
460
|
|
The temperature of Br
|
aBr
|
°c-1
|
-0.2%
|
|
The temperature of Hcj
|
aHcj
|
°c-1
|
0.2-0.5%
|
|
Density
|
D
|
g/cm3
|
4.5-5.1
|
|
Resistivity
|
P
|
Ω cm
|
≥104
|
|
The coefficient of linear expansion
|
aR
|
°c-1
|
7-15x 10-6
|
|
Hardness
|
HV
|
-
|
480-580
|
For more detail info, please feel free to visit our website or inquire us at any of your convenience.
About our company business scopes:
We supply hard magnets and magnetic materials from China. Our magnets include ferrite magnets, flexible magnets, NdFeB magnets, alnico magnets, SmCo magnets, rubber magnets, refrigerator fridge magnets, magnetic powder, magnetic compound tesla meters & magnetizers, and magnetic jewelry. We also supply ferrite cores, MnZn cores and NiZn cores for transformers and coils, loudspeaker magnets, motor magnets, and refrigerator gasket stripes.
