Refractory ball usually used in shift converter and reformer in ammonia plant. Refractory ball has a lot of advantages, such as:
High strength, long use period
Chemical stability, it won't react with our materials
Good performance of resistance high temperature, resistance high temperatue up to 1900 degree centigrade.

Application
Specially used in the high-low temperature shift furance, converter, hydrogenation shift furance, desulfurize furance, etc
Used in the hot wind furance and heat up shift appliance in steel plant.

Package
Plastic bag, each bag 25kg net.