Magnesia carbon brick

Advantages of unshaped lining for ladles

Advantages of unshaped lining for ladles Description: Magnesia-carbon brick (MgO-C) has been used as the inner lining of ladle refractory materials for many years. In the 1980s, Japan developed a magnesium-aluminum spinel castable with prefabricated spinels for use in ladles. In the 1990s, in situ spinel composition was formed in the second-generation lining with fine…

Round steel product defects, hot rolling technology

Round steel product defects, hot rolling technology Description: For round steel used for cold heading, scratches are one of the defects that are not allowed to appear. During the cold heading process, the surface damage and stress concentration caused by scratches will directly cause the cold heading to crack and cause waste. Keyword: Features;Reasons;Elimination method;Causes…