徐传达,方莹,李镇,吉涛.机械活化对粉煤灰中提取白炭黑的影响[J].表面技术,2012,(4):77-79. XU Chuan-da,FANG Ying,LI Zhen,JI Tao.Effect of Mechanical Activation on Extracting Silica from Fly Ash[J].Surface Technology,2012,(4):77-79 |
机械活化对粉煤灰中提取白炭黑的影响 |
Effect of Mechanical Activation on Extracting Silica from Fly Ash |
投稿时间:2012-03-21 修订日期:2012-08-20 |
DOI: |
中文关键词: 粉煤灰 机械活化 高能球磨 白炭黑 |
英文关键词:fly ash mechanical activation high energy ball milling silica |
基金项目: |
作者 | 单位 |
徐传达 | 南京工业大学材料科学与工程学院,南京210009 |
方莹 | 南京工业大学材料科学与工程学院,南京210009 |
李镇 | 南京工业大学材料科学与工程学院,南京210009 |
吉涛 | 南京工业大学材料科学与工程学院,南京210009 |
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Author | Institution |
XU Chuan-da | College of Material Science and Engineering, Nanjing University of Technology, Nanjing 210009, China |
FANG Ying | College of Material Science and Engineering, Nanjing University of Technology, Nanjing 210009, China |
LI Zhen | College of Material Science and Engineering, Nanjing University of Technology, Nanjing 210009, China |
JI Tao | College of Material Science and Engineering, Nanjing University of Technology, Nanjing 210009, China |
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中文摘要: |
对粉煤灰进行不同时间的高能球磨,对粉磨后的粉煤灰进行粒度测定,测定结果表明,粉磨10h以后,粉末开始团聚。采用两种粉磨方式对粉煤灰进行粉磨,并提取白炭黑,测定白炭黑的纯度,结果表明:粉煤灰与碳酸钠混合粉磨的活化效果比粉煤灰单独粉磨的效果明显;粉磨时间超过10h后,粉煤灰活化度随粉磨时间的延长而提高缓慢,机械活化效率开始下降。 |
英文摘要: |
High energy ball mill was performed on fly ash through planetary by different grinding time. Particle size of fly ash was measured. The results showed that the powder began to reunite after 10 hours of grinding. Two different grinding methods were used on fly ash, and silica was extracted. The purity of the products was measured. The results showed that the activation effect of the mix grinding was better than separate grinding; After grinding more than 10 hours, the increment of the activation by increasing the time was slow, and the efficiency of mechanical activation decreased. |
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