Russia: MMK reaches record resilience for steelmaking unit lining
A record indicator for the resilience of the refractory lining of the main arch of the two-hearth furnace (THF) was achieved at the electric steel smelting shop at Magnitogorsk Iron and Steel Works (MMK). Periclase carbonaceous refractories within the lining of THF No. 32 withstood three full months and 1,265 melts. The previous highest indicator…