Setting, bleeding, and hardening strength properties of coarse aggregate backfill slurry

• Published in: Case Studies in Construction Materials Vol. 17; p. e01667
• Main Authors: Yin, Shenghua, Zhou, Yun, Wang, Leiming, Pan, Jia, Kou, Yongyuan
• Format: Journal Article
• Language: English
• Published: Elsevier Ltd 01.12.2022; Elsevier
• Subjects: Bleeding; Cemented paste backfill; Coarse aggregate; Fresh backfill slurry; Hardening strength characteristics; Setting; Fresh backfill slurry; Cemented paste backfill; Bleeding; Coarse aggregate; Setting; Hardening strength characteristics

This work systematically investigates the effects of coarse aggregate (CA) type, dosage, and slurry concentration on the backfill slurry's setting, bleeding, and hardening strength properties. Rod milling sand (RMS) and waste rock (WR) were selected as CA, the backfill slurry's concentrati...