Silicon Steel

Your Professional Silicon Steel Supplier

Our goal is to become your true partner in the field of silicon steel in China. Gnee Steel Group is committed to becoming the world's most internationally competitive supply chain group, meeting the different needs of different customers. We have a skilled engineering team dedicated to refining every stage, from product development and process improvement to production oversight, ensuring every product delivered meets rigorous quality and performance standards. The price is competitive and the product is quality-assured, which is a good choice for your long-term cooperation.

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Why Choose Us

Our services:

In the pre-sales stage, our team of experts will recommend the most suitable products according to the needs of customers and provide detailed technical consultation. During the sales period, we ensure timely delivery and provide installation guidance. For after-sales, we provide long-term technical support, warranty services and spare parts to help customers maximize the use of products and get reliable maintenance during use.

Our certification:

Our company has obtained SGS certification. We have also passed ISO9001 and ISO14001 environmental management system certification.

Our capacity:

We have established long-term cooperative relationships with dozens of factories to ensure the production of our products, and our annual export volume exceeds 80,000 tons.

Quality control:

All our products are made of the highest quality materials and are subject to factory inspection, cargo inspection at any time.

Advantages of Silicon Steel

Magnetic properties:

It is an excellent choice for use in transformers and other electrical equipment. The material's high electrical conductivity also makes it a popular choice for the production of electric motors and generators, which are essential components in power generation.

High strength and durability:

This makes it an ideal choice for use in power transmission and distribution systems, where reliability and longevity are critical. Its resistance to corrosion also makes it a popular choice for use in harsh environments, such as coastal areas or industrial settings.

Specification of Silicon Steel

Product Name	Silicon Steel
Standard	B23G110, B27G120, B35G155, B23R080-B27R095
Length	Coil Or As Required
Technique	Cold Rolled
Surface Treatment	Coated
Application	Widely used in transformers, generators, various household motors and micro-motors, etc.
Thickness	0.23mm-0.35mm
Width	20mm-1250mm
Special Use	Silicon Steels

Key Properties of Silicon Steels

Resistivity:

In comparison to iron, silicon steel shows a significant increase in resistivity. This increase reduces core loss by minimizing the eddy current component, hence improving energy efficiency.

Saturation induction:

The degree to which silicon steel can be magnetized, or its saturation induction, is another vital property. The higher the silicon content, the lower the saturation induction. It’s a balancing act between maintaining high resistivity and ensuring adequate saturation induction.

Magneto-crystalline anisotropy and magnetostriction:

These properties influence how the material behaves under the influence of magnetic fields and mechanical stress, respectively. While increasing silicon content lowers magnetostriction, the processing becomes more challenging.

Curie temperature:

The curie temperature, which is quite high for iron, can be reduced by alloying elements. However, the decrease doesn’t significantly impact silicon steel users.

Types of Silicon Steel

Hot-rolled silicon steel: Produced through hot rolling processes.

Cold-rolled silicon steel: Further divided into grain-oriented silicon steel and non-oriented silicon steel. Grain-oriented silicon steel has its grains oriented primarily in one direction, suitable for transformer cores; while non-oriented silicon steel has randomly distributed grains, suitable for motor cores.

Standard Size of Silicon Steel

Thickness	Width	Slitting	Inside Diameter	Outside Diameter
0.35mm, 0.50mm, 0.65mm	Original: 750~1290mm	40~645mm	508~610mm	800~1550mm

Common Grades of Silicon Steel

Magnetic properties:

High strength and durability:

The Manufacturing Process Of Silicon Steel

Silicon steel can be divided into hot-rolled and cold-rolled electrical steel based on the production method.

Compared with oriented silicon steel, it has a more scattered grain texture, more uniform magnetic properties in all directions, and lower magnetic anisotropy, mainly used as laminated cores for various types of motors and generators. The thickness precision, dimensional tolerance grade, and surface smoothness of cold-rolled products have reached high standards, thereby improving the lamination coefficient and magnetic performance of the material.

Oriented silicon steel exhibits high magnetic permeability and low loss characteristics in the direction of easy magnetization, meeting the magnetic guidance requirements for static power equipment such as transformers, and is primarily used in the manufacturing of various large transformers, chokes, and other high-end electromagnetic components in the power industry.

Packing and Shipping of Silicon Steel

Packing	Standard export packing (inside:water proof paper,outside:steel covered with strips and pallets)
Shipping	Shipped by road, sea, rail

Other Service of Silicon Steel

Delivery time	7 to 15 working days
Payment terms	30%TT for deposit, 70% balance before shipment or LC at sight
Supply ablitity	10000 Ton/ per Month

FAQ

Q: What is a silicon steel?

A: Silicon steels are ferritic alloys of iron and silicon that have magnetic properties which make them useful in motors and transformers. The silicon additions improve magnetic softness and increase the electrical resistivity.

Q: Why is silicon steel used in DC machines?

A: Its high magnetic permeability allows for efficient energy transfer, making it an ideal choice for electrical power transmission and distribution.

Q: What is the difference between silicon steel and stainless steel?

A: Silicon Bronze, with a tensile strength around 490 MPa for certain grades like C65500, is suitable for applications requiring moderate strength and good formability. 316 Stainless Steel, with a tensile strength of about 515 MPa, performs well in high-strength applications.

Q: What is the purpose of silicon steel in a transformer?

A: The reason why silicon steel is used as the iron core of transformer is that silicon steel itself is a magnetic material with strong magnetic conductivity. It can produce large magnetic induction intensity in the energized coil, which can reduce the volume of transformer.

Q: Is silicon steel magnetic?

A: Its standout feature is its magnetism thanks to the silicon content (and why it's also known as silicon steel—one of its several monikers). It's a type of low-carbon alloy (typically under 0.05%) to minimize magnetic losses. The amount of silicon added plays a big role in what it's used for.

Q: What is silicon steel widely used in?

A: Silicon steel is an important soft magnetic material is used nowadays. It is a ferritic alloy of iron and silicon that has magnetic properties which makes it useful in the electrical industry (generators, motors, and transformers).

Q: Does silicon steel conduct electricity?

A: Silicon conducts electricity, but not as efficiently as metals. It's considered a semiconductor, which means its conductivity lies between that of conductors (like copper) and insulators (like rubber).

Gnee Steel (Tianjin) Co., Ltd. is one of the most professional silicon steel manufacturers and suppliers in China, specialized in providing high quality products and service. We warmly welcome you to wholesale silicon steel at competitive price from our factory. Contact us for customized service. Steel Sheet, NM Wear Resistant Steel Plate, Galvanized Steel 0 18mm 20mm Thick Galvanized Steel Sheet