Ramming mass

The products developed and produced by our company are of characteristic of easy construction and repair, With good resistance to erosion and sprint ability of molten iron, not adhere slag-iron ,long life, low consume of ton pig iron. Used for build lining and repair of iron runner( direct, branch), slag runner, skimmer of blast furnace Troughs and Runners below 1000 m3. and branch iron runner which more than 1000 m3.Also used for branch iron runner and slag runner which more than 1000 m3. This products have got the National Prize for Progress in Science and Technology of metallurgy department. For different blast furnace, the general iron capacity is10,000---30,000 tons. Item AL2O3(%) ≥ 58SiC+C≥ 12Builk density(g/cm3) 150°C×24h ≥ 2.41450°C×3h ≥ 2.3Compressive Strength(MPa) 150°C×16h ≥ 81450°C×3h ≥ 12Rupture Strength (MPa) 150°C×24h ≥ 21450°C×3h ≥ 2Linear Variation(%) 1450°C×3h ±0.8