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Refining outside the furnace divides the traditional steelmaking into two steps. The first step is called primary refining, which is the melting, dephosphorization, decarburization and main alloying of the furnace charge in an oxidizing atmosphere; The second step is called refining. Deoxidation, desulfurization, inclusion removal, inclusion denaturation, fine adjustment of composition, control of molten steel temperature, etc. are carried out in vacuum, inert atmosphere or controllable atmosphere.
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Water cooling cable, commonly known as water cable, is a special cable with hollow water for high current heating equipment. It is usually composed of electrode (cable head), conductor and outer protective sleeve. The electrode of ordinary water-cooled cable is welded by copper pipe and copper bar, which is not closely connected with the equipment; The conductor is made of bare copper wire with large bending radius;
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Arc furnace Electric arc furnace is an electric furnace for smelting ore and metal at high temperature generated by electrode arc. When gas discharge forms an arc, the energy is very concentrated, and the arc zone temperature is above 3000 ℃.
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Scrap shredder (scrap iron is not easy to shear) is a widely used method in scrap processing and production. It is widely used in the field of scrap processing and is one of the main methods of scrap processing.
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