Effect of microsilica addition on the properties of colloidal silica bonded bauxite-andalusite based castables

• Published in: Ceramics international Vol. 44; no. 3; pp. 3064 - 3068
• Main Authors: Quanli, Jia, Ju, Zhang, Ying, Zhou, Gaoyang, Jia, Xinhong, Liu
• Format: Journal Article
• Language: English
• Published: Elsevier Ltd 15.02.2018
• Subjects: Bauxite-andalusite castables; Colloidal silica; In-situ mullite; Microsilica; Colloidal silica; Bauxite-andalusite castables; Microsilica; In-situ mullite

Colloidal silica bonded bauxite-andalusite based castables were prepared using homogenized bauxite and andalusite as aggregates, andalusite fines, corundum fines, ultrafine Al2O3 as matrixes and colloidal silica as binders. Effects of microsilica addition on the green strength, physical properties,...