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Slag line low-carbon magnesia carbon brick for refining steel ladle as well as preparation method and application of slag line low-carbon magnesia carbon brick
The invention discloses a slag line low-carbon magnesia carbon brick for refining steel ladles and a preparation method and application thereof, and belongs to the technical field of metallurgy and refractory materials, the magnesia carbon brick is prepared from the following raw materials by weight: 20-25 parts of 98 common fused magnesia with a particle size of 3-5 mm, 25-35 parts of 98 common fused magnesia with a particle size of 1-3 mm, 20-25 parts of 98 common fused magnesia with a particle size of 0-1 mm, 10-20 parts of a slag line low-carbon magnesia carbon brick with a particle size of 0-1 mm, and 10-20 parts of a slag line low-carbon magnesia carbon brick with a particle size of 0-1 mm. 0-10 parts of 98 common fused magnesite with the particle size being smaller than or equal to 0.074 mm, 10-15 parts of tantalum carbide powder with the particle size being smaller than or equal to 0.045 mm, 1-5 parts of metal tungsten powder with the particle size being smaller than or equal to 0.045 mm, 1-3 parts of graphite powder with the particle size being smaller than or equal to 0.15 mm and 2-3 parts of a binding agent. The slag line low-carbon magnesia carbon brick for refining the steel ladle has the advantages of long service life, excellent slag corrosion resistance, excellent thermal shock resistance and excellent high-temperature performance.
发明公开了一种精炼钢包用渣线低碳镁碳砖及其制备方法和应用，属于冶金和耐火材料技术领域，该镁碳砖由下述重量份数的原料制备而成：粒度为3‑5mm的98普通电熔镁砂20‑25份，粒度为1‑3mm的98普通电熔镁砂25‑35份，粒度为0‑1mm的98普通电熔镁砂20‑25份，粒度为≤0.074mm的98普通电熔镁砂0‑10份，粒度为≤0.045mm的碳化钽粉10‑15份，粒度为≤0.045mm的金属钨粉1‑5份，粒度为≤0.15mm的石墨粉1‑3份，结合剂2‑3份。本发明精炼钢包用渣线低碳镁碳砖寿命长，具有优异的耐熔渣侵蚀、优异的热震性能和优异的高温性能。
Slag line low-carbon magnesia carbon brick for refining steel ladle as well as preparation method and application of slag line low-carbon magnesia carbon brick
The invention discloses a slag line low-carbon magnesia carbon brick for refining steel ladles and a preparation method and application thereof, and belongs to the technical field of metallurgy and refractory materials, the magnesia carbon brick is prepared from the following raw materials by weight: 20-25 parts of 98 common fused magnesia with a particle size of 3-5 mm, 25-35 parts of 98 common fused magnesia with a particle size of 1-3 mm, 20-25 parts of 98 common fused magnesia with a particle size of 0-1 mm, 10-20 parts of a slag line low-carbon magnesia carbon brick with a particle size of 0-1 mm, and 10-20 parts of a slag line low-carbon magnesia carbon brick with a particle size of 0-1 mm. 0-10 parts of 98 common fused magnesite with the particle size being smaller than or equal to 0.074 mm, 10-15 parts of tantalum carbide powder with the particle size being smaller than or equal to 0.045 mm, 1-5 parts of metal tungsten powder with the particle size being smaller than or equal to 0.045 mm, 1-3 parts of graphite powder with the particle size being smaller than or equal to 0.15 mm and 2-3 parts of a binding agent. The slag line low-carbon magnesia carbon brick for refining the steel ladle has the advantages of long service life, excellent slag corrosion resistance, excellent thermal shock resistance and excellent high-temperature performance.
发明公开了一种精炼钢包用渣线低碳镁碳砖及其制备方法和应用，属于冶金和耐火材料技术领域，该镁碳砖由下述重量份数的原料制备而成：粒度为3‑5mm的98普通电熔镁砂20‑25份，粒度为1‑3mm的98普通电熔镁砂25‑35份，粒度为0‑1mm的98普通电熔镁砂20‑25份，粒度为≤0.074mm的98普通电熔镁砂0‑10份，粒度为≤0.045mm的碳化钽粉10‑15份，粒度为≤0.045mm的金属钨粉1‑5份，粒度为≤0.15mm的石墨粉1‑3份，结合剂2‑3份。本发明精炼钢包用渣线低碳镁碳砖寿命长，具有优异的耐熔渣侵蚀、优异的热震性能和优异的高温性能。
Slag line low-carbon magnesia carbon brick for refining steel ladle as well as preparation method and application of slag line low-carbon magnesia carbon brick
一种精炼钢包用渣线低碳镁碳砖及其制备方法和应用
ZHANG CHUAN (author) / LI YONG (author) / WANG PENG (author) / PANG HONGYUN (author) / KUREHI (author) / LIU CONG (author) / LI BING (author)
2023-08-15
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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