HRB400 HRB500 Steel Rebar Steel Rebars 6mm 8mm 10mm 12mm 16mm 20mm Hot Rolled Deformed Steel Bar Rebar

Rebar is a commonly used material in construction projects, usually made from smelted steel. Here is an introduction to the smelting process of rebar.

First, prepare the raw materials. The main raw materials of rebar are scrap steel and other alloys, which can be smelted after being sorted, cleaned and processed.

Then, put the raw materials into a smelting furnace. A smelting furnace is usually a huge metal container that can hold a large amount of raw materials. In the furnace, the raw materials will gradually melt through heating and high-temperature processing.

Next, add a suitable flux. The flux can help remove impurities in the raw materials and improve the fluidity and stability of the smelting process. Commonly used fluxes include coke, limestone, and lime.

Subsequently, by controlling the temperature and oxygen supply in the furnace, the raw materials in the smelting furnace are continuously stirred and agitated until they reach a suitable melting state. This process usually takes several hours to several days.

Finally, the molten steel is cast into steel bars or billets. These steel bars or billets can be subsequently rolled, drawn, cut, and other processes to eventually become formed rebars.

In general, the melting process of steel bars is a complex process that requires strict control of temperature, oxygen supply and the use of flux to obtain steel bar products of qualified quality.