用钢渣和废粘土制备和性能陶
Ying Ji1, Enyao Li1, Gang Zhu2
1College of Materials Science and Engineering, Xi'an University of Architecture and Technology, Xi'an 710055, China.
Materials (Basel, Switzerland)
|April 27, 2024
概括
这项研究开发了一种新的陶,使用工业固体废物,如钢和废土. 由此产生的陶展现出出色的机械性能和低吸水能力,促进了可持续的材料利用.
科学领域:
- 材料科学 材料科学 材料科学
- 陶工程 陶工程
- 废物管理 废物管理
背景情况:
- 工业生产产生大量的固体废物,包括钢和废土.
- 这些废物的复杂成分阻碍了它们在酸陶中的常规使用.
- 有效利用这些固体废物对于环境可持续性和资源保护至关重要.
研究的目的:
- 开发一种新型的陶,使用钢渣和废土作为主要原料.
- 为了优化所开发的陶材料的组成和加工参数.
- 为了评估由固体废物生产的陶瓦的性能.
主要方法:
- 使用直角实验来确定最佳的陶材料组成.
- 研究了成型压力,浸泡时间和烧结温度对陶性能的影响.
- 描述了最终陶样品的机械性能 (破裂模量) 和吸水能力.
主要成果:
- 最优的陶配方包括45%的钢渣,35%的废土和25%的.
- 最佳加工需要25MPa的成型压力,在1190°C烧结,以及60分钟的浸泡时间.
- 陶含有超过76%的固体废物,破裂模量>73.2 MPa,吸水率<0.05%.
结论:
- 通过使用高比例的工业固体废物,成功开发了一种可行的陶瓦.
- 优化的工艺产生了具有优越机械强度和最小吸水能力的陶.
- 这项研究表明,在陶制造中利用钢和废土的有效方法.
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