High Sintering Inverter Motor Permanent Magnet Ferrite For Household Appliances W5019B
What does Xinheng offer to customers?
Our company manufactures an-isotropic ceramic strontium ferrite magnet made by means of wet compression molding.
What's the key advantages of ceramic strontium ferrite magnets made by wet compression molding?
Low cost - Strontium ferrite is inexpensive and the wet molding process is relatively simple. This makes them cheaper than rare-earth magnets.
Dimensional consistency - The compression molding process allows for close dimensional tolerances and uniform magnet shapes to be produced consistently.
Temperature stability - Strontium ferrite magnets have high Curie temperatures, typically around 450-470°C. They maintain good magnetic properties over a wide operating temperature range.
Resistance to corrosion - Being fully dense ceramic materials, they are not prone to corrosion like bonded magnets containing additives.
Mass production capability - The molding process is amenable to automated high-volume manufacturing of complex magnet geometries.
PHYSICAL PROPERTIES OF SINTERED FERRITE MAGNETS
Units | Sintered Ferrite (Ceramic) | |
Curie Temperature | ºC | 450 |
Maximum Operating Temperature | ºC | 350 |
Hardness | Hv | >530 |
Density | g/cm3 | 4.8 – 5.0 |
Relative recoil permeability | μrec | 1.05-1.1 |
Temperature Coefficient Br | %/ºC | -0.18 |
Temperature Coefficient iHc | %/ºC | 0.11-0.40 |
Anti-Bending Strength | N/m2 | (0.5-0.9)×108 |
Anti-Compressive Strength | N/m2 | ≥6.9×108 |
Anti-Tensile Strength | N/m2 | (0.2-0.5)×108 |
Specific Heat | J/kg·K | 600-900 |
Resistivity | Q.cm | >104 |
What's the application of Xinheng's permanent ferrite magnets?
Xinheng mainly manufactures the following types of ceramic arc segment magnets:
How Xinheng fabricates its permanent strontium ferrite magnet?
INVERTER MOTORS MAGNET SPECIFICATION TABLE
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Introduction Of Inverter Motor:
An inverter motor, also known as a variable frequency drive (VFD) motor, operates based on the principles of variable frequency control and motor speed regulation. It is commonly used in various applications where precise speed control and energy efficiency are required.
Variable Frequency Control: An inverter motor operates by adjusting the frequency of the electrical power supplied to the motor. Unlike traditional motors that operate at a fixed frequency, inverter motors allow for flexible and adjustable frequency control. By varying the frequency, the motor's rotational speed can be precisely regulated.
Power Conversion: Inverter motors utilize power electronics and control circuits to convert the incoming AC power into DC power. The DC power is then inverted back into AC power at the desired frequency and voltage levels. This conversion process allows for the generation of variable-frequency power that drives the motor.
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