Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Fire-resistant and wear-resistant silicon carbide material with microporous structure
The invention relates to a fire-resistant and wear-resistant silicon carbide material with a microporous structure, and belongs to the technical field of fire-resistant materials. According to the fire-resistant and wear-resistant silicon carbide material with the microporous structure, silicon oxynitride is used as a binding phase, silicon carbide is used as a main crystalline phase, and the sumof the addition amounts of silicon oxynitride and silicon carbide is 100%; SiO2 micro-powder, metal Si micro-powder or SiC micro-powder is additionally added to the fire-resistant and wear-resistant silicon carbide material; the fire-resistant and wear-resistant silicon carbide material adopts phenolic resin or epoxy resin and organic silicon resin as binding agents, and the percentage of pores with the inner pore diameter of less than 1 micron in the material is not less than 80%. The fire-resistant and wear-resistant silicon carbide material with the microporous structure has the characteristics of high heat conductivity coefficient, high high-temperature strength, good thermal shock resistance and good anti-carburizing performance, is beneficial to the transfer of heat in a carburizingfurnace, the uniformity of temperature control and the improvement of the overall service life, and finally realizes energy conservation and consumption reduction in the metal heat treatment industry.
本发明涉及一种具有微孔结构的碳化硅耐火耐磨材料，属于耐火材料技术领域。具体涉及的一种具有微孔结构的碳化硅耐火耐磨材料以氧氮化硅为结合相，碳化硅为主晶相，所述氧氮化硅与碳化硅的加入量之和为100%；所述的碳化硅耐火耐磨材料还外加有SiO微粉、金属Si微粉或SiC微粉；所述的碳化硅耐火耐磨材料采用酚醛树脂或环氧树脂、有机硅树脂做结合剂，且材料内孔径<1微米的气孔的百分比不低于80%。本发明的具有微孔结构的碳化硅耐火耐磨材料具有导热系数高、高温强度高、抗热震性能好、抗渗碳性能好的特点，有利于渗碳炉内部热量的传递、温度控制的均匀性，整体寿命的提高，最终实现金属热处理行业的节能降耗。
Fire-resistant and wear-resistant silicon carbide material with microporous structure
The invention relates to a fire-resistant and wear-resistant silicon carbide material with a microporous structure, and belongs to the technical field of fire-resistant materials. According to the fire-resistant and wear-resistant silicon carbide material with the microporous structure, silicon oxynitride is used as a binding phase, silicon carbide is used as a main crystalline phase, and the sumof the addition amounts of silicon oxynitride and silicon carbide is 100%; SiO2 micro-powder, metal Si micro-powder or SiC micro-powder is additionally added to the fire-resistant and wear-resistant silicon carbide material; the fire-resistant and wear-resistant silicon carbide material adopts phenolic resin or epoxy resin and organic silicon resin as binding agents, and the percentage of pores with the inner pore diameter of less than 1 micron in the material is not less than 80%. The fire-resistant and wear-resistant silicon carbide material with the microporous structure has the characteristics of high heat conductivity coefficient, high high-temperature strength, good thermal shock resistance and good anti-carburizing performance, is beneficial to the transfer of heat in a carburizingfurnace, the uniformity of temperature control and the improvement of the overall service life, and finally realizes energy conservation and consumption reduction in the metal heat treatment industry.
本发明涉及一种具有微孔结构的碳化硅耐火耐磨材料，属于耐火材料技术领域。具体涉及的一种具有微孔结构的碳化硅耐火耐磨材料以氧氮化硅为结合相，碳化硅为主晶相，所述氧氮化硅与碳化硅的加入量之和为100%；所述的碳化硅耐火耐磨材料还外加有SiO微粉、金属Si微粉或SiC微粉；所述的碳化硅耐火耐磨材料采用酚醛树脂或环氧树脂、有机硅树脂做结合剂，且材料内孔径<1微米的气孔的百分比不低于80%。本发明的具有微孔结构的碳化硅耐火耐磨材料具有导热系数高、高温强度高、抗热震性能好、抗渗碳性能好的特点，有利于渗碳炉内部热量的传递、温度控制的均匀性，整体寿命的提高，最终实现金属热处理行业的节能降耗。
Fire-resistant and wear-resistant silicon carbide material with microporous structure
一种具有微孔结构的碳化硅耐火耐磨材料
CAO HUIYAN (Autor:in) / CHENG ZHU (Autor:in) / HUANG ZHIGANG (Autor:in) / HUANG YIFEI (Autor:in) / ZHANG XINHUA (Autor:in) / ZHU CHONG (Autor:in) / WANG JIANBO (Autor:in) / WAN LONGGANG (Autor:in) / LI JIE (Autor:in) / WU JIGUANG (Autor:in)
21.08.2020
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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