New technology of taphole tar mixes for blast furnaces with 1 or 2 tapholes

• Published in: Tecnologia em Metalurgia, Materiais e Mineracao Vol. 20100919; pp. 421 - 432
• Main Authors: Duarte, Alamar Kasan, Ollmann, Alexander Rabello, Ribeiro, Aloisio Simoes, Bassalo, Humberto Chiaretti, Junior, Roberto Da Cruz, Lucena, Daniel Avelar
• Format: Journal Article
• Language: English
• Published: 01.01.2010
• Subjects: Blast furnaces; Bonding; Brazil; Iron; Mixes; Polymers; Raw materials; Resins

Taphole mixes for blast furnaces are usually based on Al(2)O(3)-SiO(2)-SiC-Si(3)N(4)-C systems, bonded by tar, resin or even synthetic oils. The choice of tar or resin as a binder system is based on several blast furnace characteristics and operations. This paper will show the main differences betwe...