Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Anti-scouring semi-graphitic crucible carbon brick and preparation method thereof
The invention provides an anti-scouring semi-graphitic crucible carbon brick, which is composed of the following raw materials in parts by weight: 30-40% of electrically calcined anthracite, 20-30% ofhigh-purity silicon carbide, 10-15% of high-temperature asphalt, 5-8% of anthracene oil, 15-25% of silicon carbide crystalline flake graphite and 20-40% of mullite powder, wherein the resistivity ofthe electrically calcined anthracite is less than 450 ohms, the granularity is 3mm-6mm, the fineness of high-purity silicon carbide is not less than 200 meshes, the fineness of the silicon carbide flake graphite is not less than 200 meshes, and the fineness of the mullite powder is not less than 200 meshes.
本发明提出一种抗冲刷半石墨质坩埚炭砖，由以下重量份数的原料组成：电煅无烟煤30‑40%、高纯度碳化硅20‑30%、高温沥青10‑15%、蒽油5‑8%、碳化硅鳞片石墨15‑25%、莫来石粉料20‑40%，电煅无烟煤的电阻率小于450Ω，颗粒度为3mm‑6mm，高纯度碳化硅细度为不小于200目，碳化硅鳞片石墨细度为不小于200目，莫来石粉料细度为不小于200目。
Anti-scouring semi-graphitic crucible carbon brick and preparation method thereof
The invention provides an anti-scouring semi-graphitic crucible carbon brick, which is composed of the following raw materials in parts by weight: 30-40% of electrically calcined anthracite, 20-30% ofhigh-purity silicon carbide, 10-15% of high-temperature asphalt, 5-8% of anthracene oil, 15-25% of silicon carbide crystalline flake graphite and 20-40% of mullite powder, wherein the resistivity ofthe electrically calcined anthracite is less than 450 ohms, the granularity is 3mm-6mm, the fineness of high-purity silicon carbide is not less than 200 meshes, the fineness of the silicon carbide flake graphite is not less than 200 meshes, and the fineness of the mullite powder is not less than 200 meshes.
本发明提出一种抗冲刷半石墨质坩埚炭砖，由以下重量份数的原料组成：电煅无烟煤30‑40%、高纯度碳化硅20‑30%、高温沥青10‑15%、蒽油5‑8%、碳化硅鳞片石墨15‑25%、莫来石粉料20‑40%，电煅无烟煤的电阻率小于450Ω，颗粒度为3mm‑6mm，高纯度碳化硅细度为不小于200目，碳化硅鳞片石墨细度为不小于200目，莫来石粉料细度为不小于200目。
Anti-scouring semi-graphitic crucible carbon brick and preparation method thereof
抗冲刷半石墨质坩埚炭砖及制备方法
SHAO JIANWEN (Autor:in)
25.12.2020
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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