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Electrical transformer grain oriented silicon steel

Electrical transformer grain oriented silicon steel, also known as CRGO (Cold Rolled Grain-Oriented) silicon steel, is a specialized type of steel that is widely used in the manufacturing of electrical transformers.

Classification :


Silicon Steel Coil


Product introduction

Specification Dimension for each part
UI-30B 90 150 30 30 90 120 30 60 120 15 8
UI-35B 105 175 35 35 105 140 35 70 140 17.5 8
UI-38B 114 190 38 38 114 152 38 76 152 19 8
UI-40B 120 200 40 40 120 160 40 80 160 20 10
UI-44B 132 220 44 44 132 176 44 88 176 22 8
UI-50B 150 250 50 50 150 200 50 100 200 25 8
UI-60B 180 300 60 60 180 240 60 120 240 30 13
UI-70B 210 350 70 70 210 280 70 140 280 35 12
UI-80B 240 400 80 80 240 320 80 160 320 40 14
UI-90B 270 450 90 90 270 360 90 180 360 45 14
UI-100B 300 500 100 100 300 400 100 200 400 50 14

Electrical transformer grain oriented silicon steel, also known as CRGO (Cold Rolled Grain-Oriented) silicon steel, is a specialized type of steel that is widely used in the manufacturing of electrical transformers. It is specifically engineered to exhibit superior magnetic properties and reduced energy loss, making it an ideal material for transformer cores.

The unique grain orientation in electrical transformer grain oriented silicon steel ensures that the magnetic domains align in a specific direction during the manufacturing process. This alignment allows for efficient magnetic flux distribution, which minimizes energy losses due to hysteresis and eddy currents. By reducing these losses, CRGO silicon steel helps to improve the overall efficiency and performance of electrical transformers.

One of the key characteristics of electrical transformer grain oriented silicon steel is its high magnetic permeability. This property enables the material to efficiently conduct magnetic flux, resulting in better transformer performance. Additionally, CRGO silicon steel has low core losses, meaning that it dissipates less energy in the form of heat during transformer operation. This leads to higher energy efficiency and reduced operating costs.

Another advantage of electrical transformer grain oriented silicon steel is its excellent electrical resistivity. It possesses a high level of electrical insulation, which prevents the occurrence of short circuits within the transformer core. This insulation property ensures the safe and reliable operation of electrical transformers.

Electrical transformer grain oriented silicon steel is manufactured through a specialized cold-rolling process that involves annealing and grain growth. This process creates a unique magnetic structure with aligned grain boundaries, enabling the material to exhibit its desired magnetic properties.

With its excellent electrical insulation and high magnetic permeability, Electrical transformer grain oriented silicon steel plays a crucial role in the efficient and reliable transmission of electrical power.

Warehouse Storage

Shandong Juhuo Special Steel Co., Ltd. is a comprehensive enterpriseintegrating steel supply and processing. The company has a large inventory ofvarious metal materials such as stainless steel, galvanized, profiles, aluminum.copper, lead, etc, which can meet the needs of customers in different fields.The company has strong strength and has a professional and technical teamwith excellent technology and rich experience.The company has also introduced advanced production equipment andprocessing technology, which can provide customers with steel products ofvarious specifications and processing requirements.



Packing and shipping

Thecompany has also established a complete after-sales service system to providecustomers with first-class services.In the company's business philosophy, customer first, integrity-based, qualityfirst. 



Customer conversation

We provide the products consultation , purchase plan suggestion , logistic service ( including the shipment service , custom works ,etc ).



Application field

Taking technology as the guide, quality as the guarantee, and service asthe purpose, the company actively explores the market, expands the scale ofoperation, and constantly improves enterprise management to ensure productquality and service quality.



Customer visit






Reasonable Price, Reliable Quality,Considerate Service

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Q:What is your working time?

A:In general, our online service time is Beijing time: 8:00-22:00, after 22:00, we will reply to your inquiry during the next working day.

Q:How to pack the products?

A:The inner layer has a waterproof paper outer layer with iron packaging and is fixed with a fumigation wooden pallet. It can effectively protect products from corrosion during ocean transportation.

Q:Can you send samples?

A:Of course, we can send samples to all parts of the world, our samples are free, but customers need to bear the courier costs.

Q:What product information do I need to provide?

A:You need to provide the grade, width, thickness, coating and the number of tons you need to purchase.

Q:What are the shipping ports?

A:Under normal circumstances, we ship from Shanghai, Tianjin, Qingdao, Ningbo ports, you can choose other ports according to your needs.

Q:About product prices?

A:Prices vary from period to period due to cyclical changes in the price of raw materials.

Q:What are the certifications for your products?

A:We have ISO 9001, SGS, EWC and other certifications.

Q:How long does your delivery time take?

A:In general, our delivery time is within 30-45 days, and may be delayed if the demand is extremely large or special circumstances occur.

Q:Can I go to your factory to visit?

A:Of course, we welcome customers from all over the world to visit our factory. However, some of the plants are not open to the public.

Q:Does the product have quality inspection before loading?

A:Of course, all our products are strictly tested for quality before packaging, and unqualified products will be destroyed.

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