Package: wooden box with lift or iron barrel

Product description: refractory ball 1.High strength and long working life; 2.High chemical stability, and never react with the feeding materials; 3. Excellent resistance to high temperature up to1770 ° .Refractory ceramic balls can be used as support and covering packing for catalyst in shift converter, reformer , hydro converter, and can also be used as packing in hot blast heater and heat transformer in iron and steel industries