High Frequency Nanocrystalline Toroidal Core for HF Power Transformer

Nanocrystalline cores have high saturation flux density, high permeability, low magnetic core loss, low magnetostriction, high temperature characteristics, and high frequency characteristics.Applications include noise filters, common mode chokes, pulse transformers, current sensors, magnetic shields, saturable reactors, and power transformers from 50 Hz up to 1 Khz.

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Nano-crystalline Core has the advantages of high permeability and high resistivity, low coercive force, insensitive to the force magnetic anisotropy caused by the crystal structure, and high corrosion resistance and high strength.With outstanding performance,Amorphous and Nanocrystalline alloy materialare recognized as excellent replacement of trad magnetic material (silicon steel & ferrite). We dedicate to research and develop the product continuously for energy conserva environmental protection.Nanocrystalline cores can be classified as Common Mode Choke Cores (CMC), High Frequency Power Transformer Cores (HFPT) and Current Transformer Cores (CT) based on different uses and performances.Both high frequency Nanocrystalline core and Customized HF Power Transformer support for Welding Machine, Solar Inverter. Features: High saturate induction reduce volume of transformers High permeability and low coercivity improve efficiency lower exciting power and reduce copper loss Low core loss reduce temperature rise of transformers Excellent thermal stability with the serving temperature of -55°C-130°C for long time LOWEST CORE LOSS:P <6W/Kg @ 20KHz,0.5T , P<9W/Kg @ 20KHz, 1T, P<5W/Kg @ 35KHz,0.5T, P<14W/Kg @ 35KHz,1T High Bs =1.4T , low Br <10mT, Low Hc <1A/m , u=10000 Main Application: Inverter welding machines X-Ray and laser source power supplies Communication power supplies High frequency heating systems Electrolytic and plating power supplies Craftsmanship Nanocrystalline alloys are formed by adding a certain amount of glass forming agent to the molten metal, and rapidly quenching and casting using a narrow ceramic nozzle under high temperature melting conditions. Amorphous alloys have the similar characteristics of glass structure, which not only make them have excellent mechanical properties, physical properties and chemical properties, but more importantly, the new technology of producing amorphous alloys using this rapid quenching method is less than the cold-rolled silicon steel sheet process. 6 to 8 processes can save energy consumption by 60% to 80%, which is an energy-saving, time-saving and efficient metallurgical method. Moreover, the amorphous alloy has low coercivity and high magnetic permeability, and its core loss is significantly lower than that of oriented cold-rolled silicon steel sheet, and its no-load loss can be reduced by about 75%. Therefore, the use of amorphous alloys instead of silicon steel sheets to manufacture transformer cores is one of the main means to save energy and reduce consumption in today’s powergrid equipment.

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