【摘要】 本文介绍了YK型防粘砂添加剂的组成、性能及防粘砂效果。生产应用表明：本添加剂具有与优质煤粉同样的防粘砂效果，而型砂的综合工艺性能较好，可作为煤粉的代用材料．应用于铸造行业．更多还原

【Abstract】 The composition， property and the effect in proventing from burn on of YK additives were introducted in this paper The opplication results show that this additives are of the sameeffect in proventing from burn on as coal dust while moulding sand is better techologicalproperties and can sene as the replacement material of coal dust used in foundry production field．更多还原