• Supply For Silicon Steel and Electric Steel System 1
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Supply For Silicon Steel and Electric Steel

Supply For Silicon Steel and Electric Steel

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
50 kg
Supply Capability:
4000 kg/month

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1.Description:

Silicon steel containing silicon content is 0.5 to 4.5% of very low carbon ferrosilicon alloy, due to the different structure and use is divided into non oriented silicon steel and grain oriented silicon steel. Silicon steel is mainly used for motors, generators, compressors, motors and transformers core, is the electric, home appliances and other industries indispensable raw materials products.

Silicon steel sheets cold rolling, hot-rolled two, the use of more cold-rolled silicon steel sheet. Cold-rolled silicon steel sheet along the rolling direction with excellent magnetic properties, not only in the strong magnetic field has high saturation magnetic flux density and low loss, but also have good magnetic properties (initial permeability) in the weak magnetic field. Because of the cold rolling process, the impurity content of the steel sheet is decreased, and the coarse grain is caused, and the magnetic permeability is increased and the hysteresis loss decreases.

2.Product characteristic:

The main requirements for the silicon steel properties are:

1, low iron loss, this is the most important quality index of silicon steel sheet. All core loss grades according to the lower grades, the iron loss, the higher.

2, a strong magnetic field of magnetic induction (magnetic), which makes the motor and transformer core volume and weight, saving silicon steel, copper and insulating materials, etc..

3, the surface is smooth, flat and thickness uniformity, can improve the core fill factor.

4, good film, for manufacturing micro, small motor is more important.

5, the adhesion and welding of the surface insulation film is good, can prevent and improve the film.
3.Specifications :

Material: B50A470

0.5*1200*C, 0.5*1000*C

4.Reference picture:

Supply For Silicon Steel and Electric Steel

Supply For Silicon Steel and Electric Steel

Supply For Silicon Steel and Electric Steel

Supply For Silicon Steel and Electric Steel

Material: B50A470

Origin / manufacturer :Shanghai Baoshan Iron & Steel Co.

Stock:Jiayin Stock

Specifications :0.5*1200*C, 0.5*1000*C


Q:How does the manufacturing process affect the thermal conductivity of silicon steel?
The manufacturing process of silicon steel can significantly affect its thermal conductivity. During the production, various factors such as the type and amount of alloying elements, the grain size and orientation, and the presence of impurities can all influence the thermal conductivity of silicon steel. For instance, higher levels of silicon content generally increase the thermal conductivity of the steel, while the presence of impurities or larger grain sizes can reduce it. Additionally, the manufacturing process can also impact the overall microstructure of the steel, which in turn affects its thermal conductivity. Therefore, careful control and optimization of the manufacturing process are crucial in achieving desired thermal conductivity properties in silicon steel.
Q:What are the different methods used to calculate the magnetic permeability of silicon steel?
Several techniques are utilized for calculating the magnetic permeability of silicon steel. These techniques encompass: 1. The magnetic B-H curve approach: This approach entails measuring the magnetic flux density (B) and corresponding magnetic field strength (H) at various points on the B-H curve. By plotting these values, the magnetic permeability can be derived. 2. The permeameter method: This method involves placing a sample of silicon steel within a permeameter, which essentially forms a closed magnetic circuit. The sample is subjected to a magnetic field, and the resulting magnetic flux is measured. From this data, the magnetic permeability can be computed. 3. The Epstein frame method: This technique involves measuring the magnetic flux and magnetic field strength in a silicon steel sample using an Epstein frame. The frame consists of two parallel magnetic cores with a gap where the sample is positioned. By measuring the magnetic properties of the sample, such as the magnetic field strength and cross-sectional area, the magnetic permeability can be determined. 4. The inductance method: This method entails measuring the inductance of a coil wound with a sample of silicon steel. By varying the current passing through the coil and measuring the resulting change in inductance, the magnetic permeability can be calculated. 5. The AC magnetic susceptibility method: This approach involves measuring the alteration in magnetic susceptibility of a silicon steel sample when exposed to an alternating current (AC) magnetic field. Through analysis of the resultant data, the magnetic permeability can be ascertained. It is noteworthy that the selection of method depends on various factors, including sample size, desired accuracy, and available equipment. Moreover, it is common practice to employ a combination of different methods to validate the outcomes and ensure precision.
Q:How much is the permeability of silicon steel sheet
Different manufacturers, different permeability silicon alloys are not the same, for general 1500~1800 Gauss.
Q:How does the Curie temperature affect the performance of silicon steel?
The Curie temperature, also known as the Curie point, refers to the temperature at which a material undergoes a phase transition from a ferromagnetic to a paramagnetic state. In the context of silicon steel, which is a type of electrical steel widely used in transformers, the Curie temperature plays a significant role in its performance. Silicon steel is specifically designed to exhibit high magnetic permeability and low core losses, making it ideal for applications in electrical devices where efficient energy transfer is necessary. However, the Curie temperature can impact these properties. At temperatures below the Curie temperature, silicon steel remains ferromagnetic, meaning it can be easily magnetized and demagnetized. This characteristic enables the efficient operation of transformers, as the material readily responds to changes in the magnetic field. The low core losses and high magnetic permeability of silicon steel contribute to its excellent performance in electrical devices. However, once the temperature surpasses the Curie temperature, silicon steel undergoes a phase transition and becomes paramagnetic. In this state, the material loses its magnetic properties, and its magnetic permeability decreases significantly. Consequently, the performance of silicon steel in electrical devices is negatively affected when exposed to temperatures above the Curie temperature. The loss of ferromagnetic properties at high temperatures leads to increased core losses and reduced efficiency in transformers and other electrical devices utilizing silicon steel. The decrease in magnetic permeability also impacts the ability of the material to efficiently transfer energy, resulting in decreased overall performance. To maintain the optimal performance of silicon steel, it is crucial to ensure that the operating temperature remains below the Curie temperature. Various measures, such as appropriate cooling systems or the use of materials with higher Curie temperatures, can be implemented to mitigate the impact of temperature on silicon steel's performance. In conclusion, the Curie temperature significantly affects the performance of silicon steel. Operating at temperatures above the Curie temperature leads to a loss of ferromagnetic properties, resulting in increased core losses, reduced efficiency, and diminished magnetic permeability. Therefore, it is essential to consider and control the temperature conditions to maintain the optimal performance of silicon steel in electrical devices.
Q:How does the presence of silicon affect the electrical resistivity of silicon steel?
The presence of silicon in silicon steel increases its electrical resistivity.
Q:How is silicon steel used in the production of electrical contactors?
Silicon steel, also referred to as electrical steel, serves as a steel alloy with silicon as its primary component. Its distinctive characteristics render it an optimal material for the manufacturing of electrical contactors. Electrical contactors, devices responsible for the activation and deactivation of electrical power circuits, are commonly present in diverse electrical systems and equipment like motors, generators, and transformers. The primary role of electrical contactors involves regulating the flow of electric current by establishing and terminating electrical connections. Silicon steel finds application in the production of electrical contactors owing to its exceptional magnetic properties. It exhibits high magnetic permeability, facilitating the efficient conduction of magnetic flux. This particularity holds great importance in electrical contactors as it enables effective electromagnetic induction while minimizing energy losses. The inclusion of silicon in the steel alloy also aids in the reduction of eddy current losses. Eddy currents, circular currents induced within a conductive material upon exposure to a changing magnetic field, result in energy wastage in the form of heat. However, the presence of silicon in the steel alloy mitigates these losses by increasing the resistivity of the material. Moreover, silicon steel boasts a low hysteresis loss, referring to the energy dissipated when magnetization undergoes repeated reversal. This property proves crucial in electrical contactors as it ensures minimal energy loss during the switching process. In conclusion, silicon steel's application in the production of electrical contactors stems from its exceptional magnetic properties, encompassing high magnetic permeability, reduced eddy current losses, and low hysteresis loss. These properties facilitate the efficient and reliable operation of electrical contactors, guaranteeing optimum performance and energy efficiency in diverse electrical systems and equipment.
Q:What is the silicon content of silicon steel?
The silicon steel used for electrical equipment is mainly used to make electrical steel sheets for electrical industry. Silicon steel sheet is a large amount of steel used in motor and transformer manufacture.
Q:How does the silicon content affect the stress response of silicon steel?
The stress response of silicon steel is significantly influenced by its silicon content. Silicon steel is primarily composed of iron and silicon, with varying levels of silicon. The inclusion of silicon in silicon steel enhances its electrical and magnetic properties, making it an excellent choice for applications such as transformers and electric motors. However, the silicon content also impacts the material's stress response. Raising the silicon content in silicon steel increases its electrical resistivity and reduces its magnetic permeability. This, in turn, results in a higher resistive heating effect and lower magnetic losses, which are advantageous for electrical applications. Nonetheless, it also leads to an increase in the material's brittleness and hardness. A higher silicon content in silicon steel renders it more susceptible to stress-induced cracking and failure. This is because the increased brittleness diminishes the material's ability to deform and absorb stress, making it more prone to fracture when subjected to mechanical loads. Conversely, lowering the silicon content in silicon steel enhances its ductility and toughness, making it more resistant to stress-induced cracking. This is particularly crucial in applications where the material experiences repeated or cyclic loading, such as structures or components exposed to vibrations or dynamic forces. To summarize, the silicon content in silicon steel directly affects its stress response. A higher silicon content increases brittleness and susceptibility to stress-induced cracking, while a lower silicon content improves ductility and resistance to failure under mechanical loads. Therefore, careful consideration and optimization of the silicon content are necessary based on specific application requirements to ensure the desired stress response and performance of the silicon steel.
Q:How does silicon steel compare to other magnetic materials?
Silicon steel is widely regarded as one of the best magnetic materials due to its high magnetic permeability and low hysteresis loss. Compared to other magnetic materials such as iron, nickel, and cobalt alloys, silicon steel exhibits superior magnetic properties, making it highly efficient in transformers, electric motors, and other electrical devices. Additionally, silicon steel also possesses excellent electrical conductivity and corrosion resistance, further enhancing its performance and durability in various applications.
Q:How does the magnetic domain structure affect the performance of silicon steel?
The performance of silicon steel is determined by its magnetic domain structure, which is crucial. Silicon steel, widely used in electrical applications like transformers and electric motors, possesses low magnetic losses and high magnetic permeability. The magnetic domain structure pertains to the arrangement and alignment of magnetic domains within the material. Magnetic domains are regions where atomic magnetic moments are aligned in a common direction, creating a collective magnetic field. In silicon steel, magnetic domains are elongated and aligned parallel to the magnetization direction. The size, shape, and orientation of magnetic domains greatly influence the performance of silicon steel. A well-organized and aligned magnetic domain structure improves magnetic properties, such as high magnetic permeability and low magnetic losses. This is advantageous for applications requiring efficient energy transfer. When an external magnetic field is applied to silicon steel, the magnetic domains align with the field direction. This alignment reduces internal magnetic resistance, allowing for higher flux density and increased magnetic permeability. Hence, a well-defined magnetic domain structure is essential for achieving high magnetic permeability in silicon steel. Moreover, the presence of small and uniform magnetic domains minimizes the movement of magnetic domain walls. Magnetic domain walls are boundaries between different magnetic domains, and their movement can cause energy losses in the material. By reducing the movement of these domain walls, magnetic losses in silicon steel decrease, leading to improved efficiency. In conclusion, the performance of silicon steel is significantly affected by its magnetic domain structure. A well-organized and aligned structure results in high magnetic permeability, low magnetic losses, and improved efficiency. Therefore, understanding and controlling the magnetic domain structure is crucial for optimizing the performance of silicon steel in various electrical applications.

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