石英长石砂是什么意思-石英长石砂的词语解释-相关组词-词语-近音词-同音词 - 掌上跨屏通词语词典

题目

更新时间：2025-02-08 17:36:56

求解答，词语石英长石砂是什么意思？再说说石英长石砂有什么含义？

答案

石英长石砂的百科含义

石英长石砂（quartz-feldspar sand）是造型用砂中石英、含泥量的所占比例划分的一种原砂，其石英含量为85%-90%，含泥量小于2%，对有害杂质的含量无具体要求，常用于配制铸铁件及有色金属铸件用的型砂及芯砂。

石英长石砂的词语组词

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石英长石砂的相关词语

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