The DR furnace is a steel vessel with an internal refractorylining in the reducing zone.
直接还原炉是一种钢制容器,在其还原带内具有耐火材料做的炉衬。
2
By correcting the axes of operating kilns, the service life of refractorylining is positively prolonged and the running rate of kiln increased.
运转中的窑轴线被校难后,会有效地延长窑衬寿命,提高窑的生产运转率。
3
Being as two layer refractorylining on valve plate and valve body, light mullite and phosphate corundum refractory castables are taken as heat isolation and heat resisting layers respectively.