Electric furnace bottom ramming mass
A technology of ramming material and furnace bottom, which is applied in the field of refractory materials, can solve the problems of reduced erosion resistance, unstable product quality, and reduced durability, and achieve the effects of increased strength, easy control of product quality, and promotion of continuous hydration
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Embodiment 1
[0020] The ramming material at the bottom of the electric furnace of the present invention is represented by weight percentage, and the raw material composition of the ramming material is: 40% of fused magnesia aggregate of 5-3mm, 10% of fused magnesia aggregate of 3-1mm %, 1-0mm fused magnesia aggregate 25%, <88μm fused magnesia fine powder 25%; in addition, add brine binder accounting for 4% of the total weight of the above raw materials.
Embodiment 2
[0022] The ramming material at the bottom of the electric furnace of the present invention is represented by weight percentage. The raw material composition of the ramming material is: 20% of fused magnesia aggregate of 5-3mm, 25% of fused magnesia aggregate of 3-1mm %, 1-0mm fused magnesia aggregate 25%, <88μm fused magnesia fine powder 30%; in addition, add brine binder accounting for 6% of the total weight of the above raw materials.
Embodiment 3
[0024] The ramming material at the bottom of the electric furnace of the present invention is represented by weight percentage. The raw material composition of the ramming material is: 40% of high-purity magnesia aggregate of 5-3mm, 15% of high-purity magnesia aggregate of 3-1mm, 1-3mm of high-purity magnesia aggregate 0mm high-purity magnesia aggregate 15%, <88μm high-purity magnesia fine powder 30%; additionally add brine binder accounting for 6% of the total weight of the above raw materials.
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