The campaign life of furnace depends on not only construction and materials, but also correlates closely with care and maintenance.
窑炉的使用寿命不仅与窑体的选材、施工有关，更与窑炉的维护及保养密切相关。
The life campaign of the furnace top lining will be lasted by using mullite cast refractory with high strength and alumina and carrying out construction carefully and drying correctly.
阐述了加热炉炉顶耐火材料烧损机理，通过选择高强高铝莫来石浇注料作为炉衬，精心组织施工，科学烘炉达到了延长炉顶使用寿命的目的。
The lining structure with concentrated copper cooling plate-stave combined system for the large-scale blast furnace is the important guarantee of 18 ~ 20 campaign life.
大型高炉的密集式铜冷却板与冷却壁结合的炉衬结构是使高炉寿命达到18 ~ 20年的一项重要保证措施。
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