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Author:

Zhang, Xiaoguang (Zhang, Xiaoguang.) | Li, Lili (Li, Lili.) | Ul Hassan, Qadeer (Ul Hassan, Qadeer.) | Pan, Dean (Pan, Dean.) (Scholars:潘德安) | Zhu, Gangqiang (Zhu, Gangqiang.)

Indexed by:

EI Scopus SCIE

Abstract:

Using lead slag and lead-zinc tailings to prepare high-value glass-ceramic can realize the comprehensive utilization of solid waste and reduce the environmental pollution caused by lead slag landfill. Firstly, lead-zinc tailings and borax are used to melt and temper lead slag to improve its sintering performance. At 1450 degrees C, the lead slag melted and tempered by adding 40% lead-zinc tailings and 4% borax has good fluidity in the molten state. In water quenching, crystallization is not easy, and the water quenching slag has good sintering performance. Then, the water-quenched slag obtained by melting and tempering lead slag with lead-zinc tailings and borax was ball-milled and mixed with 10% albite feldspar and sintered at 1050 degrees C for 90 min to prepare glass ceramics. The prepared glass-ceramics have excellent performance parameters such as bulk density of 2.79 g/ cm3, water absorption of 0.05%, the flexural strength of 102.18 MPa, acid resistance of 0.15%, and alkali resistance of 0.032%. Simultaneously, the glass ceramics exhibited excellent resistance to the leaching of heavy metals where the leaching concentrations of Pb, Zn, As, and Cd were 0.125, 1.268, 0.324, and 0.029 mg/L, respectively. This research can provide a new idea for comprehensively utilizing solid waste.

Keyword:

Lead slag Lead-zinc tailings Borax Glass-ceramics

Author Community:

  • [ 1 ] [Zhang, Xiaoguang]Beijing Univ Technol, Inst Circular Econ, Fac Mat & Mfg, Beijing 100124, Peoples R China
  • [ 2 ] [Li, Lili]Beijing Univ Technol, Inst Circular Econ, Fac Mat & Mfg, Beijing 100124, Peoples R China
  • [ 3 ] [Pan, Dean]Beijing Univ Technol, Inst Circular Econ, Fac Mat & Mfg, Beijing 100124, Peoples R China
  • [ 4 ] [Ul Hassan, Qadeer]Shaanxi Normal Univ, Sch Phys & Informat Technol, Xian 710062, Peoples R China
  • [ 5 ] [Zhu, Gangqiang]Shaanxi Normal Univ, Sch Phys & Informat Technol, Xian 710062, Peoples R China

Reprint Author's Address:

  • [Pan, Dean]Beijing Univ Technol, Inst Circular Econ, Fac Mat & Mfg, Beijing 100124, Peoples R China;;[Zhu, Gangqiang]Shaanxi Normal Univ, Sch Phys & Informat Technol, Xian 710062, Peoples R China;;

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Source :

CERAMICS INTERNATIONAL

ISSN: 0272-8842

Year: 2023

Issue: 10

Volume: 49

Page: 16164-16173

5 . 2 0 0

JCR@2022

ESI Discipline: MATERIALS SCIENCE;

ESI HC Threshold:26

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count: 22

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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