概述了硅线石作为高铝耐火材料原料的质量要求、应用范围；
And the quality requirement and application range of sillimanite are introduced for high-aluminium-bearing refractory material.
硅线石用途广泛，也是高级耐火材料的重要原料。
Sillimanite is widely used as an important material for high-grade refractory products.
研究了硅线石性质、化学成分与耐火材料制品性能的关系。
Also, the relation between ore characteristics and chemical contents of sillimanite and its product performance is studied.
建设内容：硅线石是生产高级耐火材料及制品的原料。
Construction Content: Sillimanite is the raw material of high-class refractory materials and products.
建设内容：硅线石是生产高级耐火材料及制品的原料。
Construction Content: Sillimanite is the raw material of high-class refractory materials and products.
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