The paper introduces the kinds of domesticaluminium hydroxide and the differences in their acid solubilities. It provides the conditions for raw material selection for basic aluminium chloride.
本文介绍了目前国内出售的氢氧化铝的类别及其酸溶性差异,提供选择碱式氯化铝原料的依据。
2
The fixed dummy block for extruding aluminium materials developed by USSR, USA and Japan are reviewed. The domestic fixed dummy block are introduced.