According to the construction characterisics of ladle gunning mix, combined with the characteristics of ladle slag line and local easy to damage in advance，it adopts high quality magnesia, spinel and other raw materials and adds unique binder and admixture. This series of products have the characteristics of high adhesion strength, low rebound rate, easy sintering, scour resistance, erosion resistance，etc. ，which is the ideal material for cold and hot repair of ladle slag line and other parts.