Encyclopedia
Nastyl
Slag buildup - a refractory mass formed on the lining of a blast furnace as a result of disruption of the smelting process or due to unfavorable interaction between the charge and refractory lining
Source: "METHOD FOR DETERMINING THE TECHNICAL CONDITION OF BLAST FURNACE LININGS AND AIR HEATERS. RD 11-288-99"
(approved by Decree of the State Mining and Technical Supervision of Russia dated June 2, 1999 No. 35)