水玻璃砂旧砂干法再生的研究  

Study on Dry Regeneration of Sodium Silicate Sand

作　　者：金广明[1] 白彦华[2] 尹德英 殷行[1] 马爽 刘源 JIN Guangming;BAI Yanhua;YIN Deying;YIN Hang;MA Shuang;LIU Yuan(Shenyang Hyaton Foundry Material Co.,Ltd.,Shenyang 110136,Liaoning China;Shenyang University of Technology,Shenyang 110807,Liaoning China)

机构地区：[1]沈阳汇亚通铸造材料有限责任公司,辽宁沈阳110136 [2]沈阳工业大学,辽宁沈阳110870

出　　处：《铸造工程》2022年第2期61-65,共5页Foundry Engineering

摘　　要：回顾了水玻璃砂技术的发展以及干法再生的理论研究现状,介绍了复合吹气解决水玻璃砂隐蔽过吹欠缺问题,通过对多种旧砂再生的实验数据分析,为水玻璃砂旧砂实现干法再生提供依据。水玻璃砂干法再生工艺简洁、设备投入小、再生成本低,可在行业内推广应用。In this paper,the development of sodium silicate sand technology and the theoretical research status of dry regeneration are reviewed,and the problem of hidden overblowing of sodium silicate sand by compound air blowing is introduced.Through the analysis of experimental data of various old sand regeneration,the basis for dry regeneration of sodium silicate sand is provided.Dry water glass sand regeneration process is simple,equipment investment is small,low regeneration cost,can be popularized and applied in the industry.

关 键 词：水玻璃砂 隐蔽过吹 复合吹气 干法再生 

分 类 号：TG221.1[金属学及工艺—铸造]