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1·The effects of different raw materials and techniques on character of alumina powder were respectively compared and researched to pyrolysis and spray pyrolysis methods.

以不同原料，分别对制备高纯超细氧化铝粉的静态热分解法及喷雾热分解法进行对比研究，对影响粉体质量的诸因素作了具体分析与对比。

2·Through the concept of primary crystal size and testing of primary crystal size and flowability, water demand of high-temperature alumina powder is studied and discussed.

运用原晶粒度的概念并通过对原晶粒度、流动度的检测，对高温氧化铝的需水性进行了研究和探讨。

3·The particle size, crystal phase and purity quotient of alumina powder prepared by different kinds of methods are suggested. Their advantages and disadvantages are also compared.

指出了用各种方法制得的氧化铝粉末的粒径、晶型和纯度，并比较了各类方法的优缺点。

4·Through the particles preparation experiment, selecting the best bonder, help squeeze agent, excipient which necessary to inorganic alumina powder extrusion spheronization process.

通过颗粒制备实验，筛选出无机氧化铝粉体实现挤出滚圆过程必备的最佳黏结剂、助挤剂、赋形剂。

5·The preparation of aluminium nitride powder by means of direct nitridation under pressurized nitrogen atmosphere and carbothermal nitridation of alumina is studied.

对在加压氮气中金属铝粉的直接氮化和氧化铝粉的碳热还原氮化法制备氮化铝粉末进行了研究。

6·It is studied on extracting alumina from fly ash by the way of limestone sinter and self powdering, discusses the influence of the sintered conditions of powder on alumina leaching.

采用石灰石烧结熟料自粉化方法对从粉煤灰中提取氧化铝进行了研究，系统探讨了熟料烧成条件对氧化铝溶出率的影响。

7·White fused alumina products including section sand, grain-size sand; fine powder and micro powder are widely used in refractories, abrasives and other industries.

白刚玉段砂、粒度砂、细粉、微粉在耐火材料、磨料磨具等不同行业具有广泛的用途。

8·Ceramic industry: abrasive materials, alumina, porcelain clay mud, mud and superfine glass powder, refractory material, quartz sand, PVC powder grain tree, citric acid, PE powder, washing powder, etc.

陶瓷行业：研磨料、氧化铝、瓷泥浆、粘土泥浆、玻璃粉、耐火材料、石英砂、PVC树脂粉粒、柠檬酸、聚乙烯粉、洗衣粉等。

9·ZA Swinging Fibre, abopting HP Alumina. Silica Powder, Zirconia as the material, melted by Resistance Furnace, blowing or swinging, is produced by swinging technology.

含锆型硅酸铝耐火纤维棉，以高纯氧化铝硅石粉及锆英沙合成为原料，经电阻炉熔融喷吹或甩丝成纤工艺生产而成。