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Controlling Additions of Green Sand Batch Materials
Author(s): 
Pages: 4-7,13
Year: Issue:  3
Journal: MOLDING MATERIALS

Keyword:  湿型砂批料砂粒丢失冲淡灰分;
Abstract: 混砂机批料包括旧砂、新砂、膨润土、煤粉和水.新砂和混入的芯砂用于补充砂粒丢失,也用于冲淡其它材料带入的灰分.膨润土用来替换烧损的粘土,也用来粘结新加入材料.如果所加入材料品质不佳,有可能新砂不够冲淡灰分.
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