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

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‌Kocks ring ‌is a composite ring used in Kocks rolling mill, which has excellent strength, toughness and resistance to high temperature wear. The manufacturing method includes the use of seamless steel tubes as the inner layer, and the outer layer is made of high-carbon and high-cobalt wear-resistan