A high speed steel (HSS) roll is a tool used in the metal rolling process, commonly used for cold and hot rolled steel. They are made of high speed steel material with excellent wear resistance, high temperature strength and heat resistance.HSS rolls are commonly used in different processes of rolle

In a steel cold rolling mill, the surface defects of the roll bring great troubles to the production, which greatly affect the product quality and production rhythm. Roll surface defects mainly include vibration marks, roll marks, knife scratches, cracks and spalling, which will affect the surface o

Choose the appropriate arc furnaceElectric arc furnace (EAF) is one of the main equipments for metal melting. Selecting suitable EAF according to different process needs can greatly improve the melting efficiency. In addition to considering the conventional factors such as the size and power of the

In modern industrial production, roll as an important processing equipment, its quality and performance directly affect the quality of products and production efficiency. However, the roll in the use process due to various reasons, such as wear, corrosion, thermal fatigue, often appear surface damag