One of the most important steps that plays a significant role in the strength, longevity and quality of the final production is the making of the mold, for which the accuracy of the dimensions and appropriate design should be taken into account, and then the billet is heated in the furnace. They are suitable, and then they are placed in the press and they are released from the mold under pressure, and in the final step, the profile is stretched after cooling to take the final form.