Latest Factory Price Permanent Ferrite Disc Magnets

Min.Order: 3,000
Product origin: Xiamen, Fujian, China
Infringement complaint: complaintComplaint
US$ 0.02 ~ 3

Description
Product Description


Ferrite magnets are composed of strontium carbonate and iron oxide. They are charcoal gray in color and usually appear in the forms of discs, rings, blocks, cylinders, and sometimes arcs for motors...

Attributes:
Least expensive material compared to AlNiCo and rare earth magnets
High intrinsic coercive force
Available in simple shapes only due to manufacturing process
Lower service temperature than AlNiCo, greater than rare earth
Finishing requires diamond cutting or grinding wheel
Lower energy product than AlNiCo and rare earth magnets
Most common grades of ceramic are 1, 5 and 8 (1 to 8 possible)
Grade 8 is the strongest ceramic material available.
Applications:
Application ranges include speaker magnets, DC brushless motors, magnetic resonance imaging (MRI), magnetos used on lawn mowers and outboard motors, DC permanent magnet motors (used in cars), separators (separate ferrous material from non-ferrous), magnetic assemblies designed for lifting, holding, retrieving and separating...

Product Parameters
ParametersMarkUnitValue
Recoil PermeabilityUrce-1.05-1.3
Curie TemperatureTc°c460
The temperature of BraBr °c -1 -0.2%
The temperature of Hcj aHcj  °c -1 0.2-0.5%
Density D g/cm 3 4.5-5.1
Resistivity PΩ cm ≥10 4
The coefficient of  linear expansion aR °c -1 7 -15x  10 -6
Hardness HV -480-580
Detailed Photos

After Sales Service

For more detail info, please feel free to visit our website or inquire us at any of your convenience...
 

Ying Jun
Senior technical manager                      
XIAMEN YUXIANG MAGNETIC MATERIALS TECHNOLOGY CO.,LTD
Add: UNIT A-3,16FL., JINYUAN BUILDING, NO.57 HUBIN SOUTH ROAD, SIMING DISTRICT, XIAMEN, CHINA 361004
 
 
 
 
 

 
 
 
Li(v)e:     yuxiang5716

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