Xingbao delivered 660 tons high alumina refractory ball and low creep high alumina ball to top combustion hot blast stove in Vietnam.

Refractory high alumina ball is made of bauxite, which are scientifically formulated, formed and fired at high temperature. Refractory ball is well known for it’s regenerative capability and dischaging, blow hot blast max 1150 ℃ to blast furnace. Usually balls can work at least 3 years and max 5 years, if the balls stick together and some disformed, it’s time to replace balls.