The results showed that compressive strength of sand mixture was markedly raised by using the silane coupling agent which can improve the surface contact state between sand and the binder.

 
  • 试验结果表明,硅烷偶联剂可以改善黏结剂与砂粒表面的接触状态,极大地提高碱酚醛树脂砂的黏结强度。
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