dry reclaimed sand 干法再生砂
reclaimed sand mixture 混合再生砂
hydraulically reclaimed sand 吹填砂
dredger-reclaimed sand foundation 吹填砂地基
Reclaimed silica sand for foundry 铸造用再生硅砂
Through calculation, analysis and formula deduction of relevant process data for reclaimed sand, the problems are founded in reclaimed system based on it.
对公司再生砂相关工艺参数进行了计算分析与公式推导，在此基础上找出目前再生系统存在的问题。
The causes that residual catalysts affect the curing velocity and cured strength of used sand bonded with furan resin and reclaimed furan sand were studied and discussed deeply.
就残留催化剂和其分解物影响呋喃树脂旧砂及其再生砂的固化速度和固化强度的原因作了较深层次的研究和探讨。
The technological experiment of reclaimed resin bounded sand produced through dry reclamation is made, the way of which is standard.
对干法再生出来的树脂再生砂进行制芯的工艺实验，实验标准按照生产上的要求来实行。
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