| 1. | It can typecast wet or dry shape sand , improve the cast quality . in a word , it is a fine quality cast sand adhesives , which has the character of dilatability , cohesiveness , floatability . and gel dispersivity , repeated use 可以浇注湿态和干态型砂,改善铸件质量,并有良好的复用性,是一种优质的膨胀剂,黏合剂,悬浮性和胶体分散性的铸造型砂粘结剂。 |