Silicon steel coil, also known as electrical steel coil, is a specialty steel tailored for its magnetic properties, making it crucial in the manufacture of electrical components like transformers, inductors, and motors. This steel is characterized by the addition of silicon, ranging from 0.5% to 4.5%, which enhances its electrical resistivity and reduces energy losses due to eddy currents. The material's unique properties stem from its manufacturing process, which involves careful alloying and precise rolling techniques. The silicon addition not only improves magnetic permeability but also reduces hysteresis loss, making it highly efficient in minimizing energy dissipation during magnetic cycling. There are two primary types of silicon steel: grain-oriented (GO) and non-grain-oriented (NGO). GO silicon steel is optimized for high magnetic flux densities in a specific direction, making it ideal for transformer cores, while NGO silicon steel is suitable for rotating machines like motors, as its magnetic properties are isotropic. Silicon steel coils are produced in various thicknesses and widths to cater to different electrical and mechanical requirements. The coils are typically coated with an insulating layer to prevent short circuits and enhance durability. This material's exceptional performance in reducing energy losses and improving efficiency makes it indispensable in modern electrical engineering applications, contributing significantly to energy conservation and the advancement of electrical technology.
Taizhou Tianli Iron Core Manufacturing Co., Ltd. is China Silicon Steel Coils Suppliers and Silicon steel sheet factory, established in 2009, covering an area of 12 acres with a registered capital of 100.09 million RMB and a workforce of 210 employees including more than 40 with college degrees or higher. Since 2010, the company has successively introduced advanced domestic equipment: 4 sets of slitting lines including Xi'an Qiyuan's (SDRI) ZJX(05)-1000/50, ZJX(2005)-1250/80, SL-04-01 high-speed type, 16 sets of HJX(22)-400L, HJX(D262)-800L cut-to-length lines, and 2 sets of DZX(05)-180/800 automatic core stacking robots. Annual production capacity reaches 50,000 tons.
Since 2011, our company has passed the quality management system (GB/T19001-2008/ISO9001:2008), environmental management system (GB/T24001-2004/ISO14001:2004), occupational health and safety management system (GB/T28001-2011/OHSA18001:2007), energy management system and other certifications. The company won the honorary title of "Specialized and Innovative Little Giant Enterprise" at the municipal level in 2018. In 2019, it was awarded the title of "National High-tech Enterprise". In 2022, it won the honorary title of "Specialized and Innovative Little Giant Enterprise" at the national level.
According to the ranking of the transformer core industry, Tianli Iron Core ranks among the great in the national transformer core industry. In the past three years, our company's production capacity has increased by more than 40% annually, culminating in taxable sales of 500 million RMB in 2023. Our company has been recognized by the Jiangyan Economic Development Zone and included as a key enterprise within the Jiangsu Province Smart Grid Industry Special Alliance. This designation marks us as a pivotal base for the cultivation of smart grid electrical accessory industries, highlighting our significant role in the advancement of smart grid technologies.
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View MoreSilicon Steel Coil is a steel coil made of silicon steel as the main raw material and processed by cold rolling, annealing and other processes. It has important applications in many fields such as power, electrical, automation, etc., and especially p...
View MoreGrain Oriented Electrical Steel (GOES) is a kind of steel with special magnetic properties and is widely used in core components of power equipment and transformers. Unlike ordinary steel, oriented electrical steel has excellent magnetic permeability...
View MoreIndustries or applications where silicon steel coil is used
Silicon steel coil has been successfully used across various industries due to its exceptional magnetic and electrical properties. Some key industries and applications include:
Power Generation and Transmission
Transformers: Silicon steel coils, especially grain-oriented (GO) types, are widely used in transformer cores to minimize energy losses through reduced eddy currents and hysteresis. They enhance the efficiency of power transformers, distribution transformers, and current transformers in electrical grids.
Smart Grid Technology: The material plays a vital role in improving energy efficiency and performance in modern smart grids, where precise electrical characteristics are essential for efficient power distribution.
Electric Motors
Motors and Generators: Non-grain-oriented (NGO) silicon steel is commonly used in the stators and rotors of electric motors, where magnetic properties in multiple directions are needed. This application is crucial in various industries, from household appliances to industrial machinery and electric vehicles (EVs).
Automotive Industry: Silicon steel coils are essential for the production of high-efficiency electric motors in hybrid and fully electric vehicles, contributing to energy conservation and better performance.
Renewable Energy
Wind Turbines: In wind turbine generators, silicon steel is used for the core laminations to increase energy efficiency and reliability.
Solar Power Systems: Transformers and other electrical components in solar energy systems often rely on silicon steel coils to enhance energy efficiency.
Consumer Electronics
Appliances: Electric motors using silicon steel coils are found in a wide range of household appliances, including refrigerators, washing machines, air conditioners, and more, where energy-efficient operation is critical.
Power Supply Units: In electronic devices, silicon steel is used in inductors and transformers to improve energy conversion and reduce losses in power supply systems.
Industrial Equipment
Inductors and Reactors: Silicon steel is used in inductors and reactors for industrial applications, particularly in equipment requiring stable magnetic flux and minimal energy loss.
Compressors and Pumps: Motors used in industrial pumps and compressors are commonly made with silicon steel to ensure efficient and reliable performance.
Aerospace and Defense
Electromagnetic Components: Silicon steel coils are used in components like actuators and magnetic sensors that require precise electromagnetic properties for reliable operation in aerospace and defense systems.
Telecommunications
Power Conditioning: In telecommunications infrastructure, silicon steel coils are used in transformers and power conditioning units to ensure stable and efficient energy supply for communication equipment.
Healthcare
Medical Equipment: Silicon steel coils are used in high-efficiency motors and transformers found in medical devices such as MRI machines, CT scanners, and other diagnostic equipment that rely on precise magnetic field control.
Railway and Transportation
Traction Motors: In electric locomotives and high-speed trains, silicon steel is used in the cores of traction motors and transformers to improve energy efficiency and performance in power systems.
Data Centers and IT Infrastructure
Uninterruptible Power Supply (UPS) Systems: Silicon steel coils are critical in transformers and inductors within UPS systems that protect data centers from power fluctuations, ensuring efficient and reliable power management.
These applications highlight the versatility of silicon steel coil in improving energy efficiency, reducing losses, and ensuring reliability across a broad range of industries and technologies.