Quick Details Place of Origin: Henan, China (Mainland) Shape: Ball Material: Magnesia powder/Silica powder/Bauxite SiO2 Content (%): 6.5% Al2O3 Content (%): 38.3% MgO Content (%): 35.5% CaO Content (%): NONE Refractoriness (Degree): 1770°< Refractoriness< 2000° CrO Content (%): NONE SiC Content (%): NONE Brand Name: Topchase Product Name: Slag stopping ball Diameter: 130-280 mm Slot Diameter: 15-40 mm Slot Number: 4 Weight: 4-25 kg Density: 3.8-4.2 g/cm3 Service Temperature: 1750 ? CCS: 20 Mpa Working Life: 5-10 minut
High Refractoriness Special Slag Stopping Ball For Global