CN106220193A - 一种碳化硅砖 - Google Patents

一种碳化硅砖 Download PDF

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CN106220193A
CN106220193A CN201610540219.XA CN201610540219A CN106220193A CN 106220193 A CN106220193 A CN 106220193A CN 201610540219 A CN201610540219 A CN 201610540219A CN 106220193 A CN106220193 A CN 106220193A
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parts
powder
silicon carbide
silicon
carbide brick
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陆明军
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Qingdao Yanyuan Marine Biological Technology Co Ltd
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Qingdao Yanyuan Marine Biological Technology Co Ltd
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/56—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides
    • C04B35/565—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on silicon carbide
    • C04B35/573—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on silicon carbide obtained by reaction sintering or recrystallisation
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
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    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
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Abstract

本发明涉及耐火材料技术领域，特别是涉及一种碳化硅砖，所述碳化硅砖包括以下重量份数的组分：硅石骨料50‑150份、硅石细粉150‑200份、二氧化硅10‑20份、碳化硅15‑25份、碳化硅纳米粉30‑40份、氧化铜3‑9份、石墨粉15‑25份、白云母粉10‑20份、矿化剂1‑5份、复合添加剂1‑3份、碳素10‑20份。本发明的碳化硅砖，具有热震性能好、耐腐蚀、抗变形、抗破裂、使用寿命长等特点；生产原料成本低，生产工艺简单，适合工业化生产，可推广应用。

Description

一种碳化硅砖
技术领域
本发明涉及耐火材料技术领域，特别是涉及一种碳化硅砖。
背景技术
酸性耐火材料以氧化硅为主要成分，常用的有硅砖和粘土砖。硅砖是含氧化硅93％以上的硅质制品，使用的原料有硅石、废硅砖等，其抗酸性炉渣侵蚀能力强，荷重软化温度高，重复煅烧后体积不收缩，甚至略有膨胀；但其易受碱性渣的侵蚀，抗热振性差。耐火材料行业不断寻求硅砖的生产方法，开辟新的技术解决措施，优质硅砖应运而生，得到了极大的重视和广泛应用，但优质硅砖仍处在不成熟的阶段，现有的优质硅砖热震性能差、易变形、易破裂、不耐腐蚀，使用寿命短，不适合大批量生产。
发明内容
本发明针对现有技术存在的问题，提供了一种碳化硅砖，解决了现有技术中存在的上述问题。本发明的碳化硅砖，具有热震性能好、耐腐蚀、抗变形、抗破裂、使用寿命长等特点；生产原料成本低，生产工艺简单，适合工业化生产，可推广应用。
为解决上述技术问题，本发明采用的技术方案是这样实现的：
一种碳化硅砖，包括以下重量份数的组分：
硅石骨料50-150份、硅石细粉150-200份、二氧化硅10-20份、碳化硅15-25份、碳化硅纳米粉30-40份、氧化铜3-9份、石墨粉15-25份、白云母粉10-20份、矿化剂1-5份、复合添加剂1-3份、碳素10-20份。
进一步的，该碳化硅砖是由以下重量份数的组分组成：
硅石骨料100份、硅石细粉170份、二氧化硅15份、碳化硅20份、碳化硅纳米粉35份、氧化铜6.5份、石墨粉20.5份、白云母粉17份、矿化剂2.5份、复合添加剂2份、碳素15份。
进一步的，该碳化硅砖是由以下重量份数的组分组成：
硅石骨料150份、硅石细粉200份、二氧化硅20份、碳化硅25份、碳化硅纳米粉40份、氧化铜9份、石墨粉25份、白云母粉20份、矿化剂5份、复合添加剂3份、碳素20份。
本发明带来的有益效果是：
本发明的碳化硅砖，具有热震性能好、耐腐蚀、抗变形、抗破裂、使用寿命长等特点；生产原料成本低，生产工艺简单，适合工业化生产，可推广应用。
具体实施方式
实施例1：
一种碳化硅砖，包括以下重量份数的组分：
硅石骨料50份、硅石细粉150份、二氧化硅10份、碳化硅15份、碳化硅纳米粉30份、氧化铜3份、石墨粉15份、白云母粉10份、矿化剂1份、复合添加剂1份、碳素10份。
实施例2：
一种碳化硅砖，包括以下重量份数的组分：
硅石骨料100份、硅石细粉170份、二氧化硅15份、碳化硅20份、碳化硅纳米粉35份、氧化铜6.5份、石墨粉20.5份、白云母粉17份、矿化剂2.5份、复合添加剂2份、碳素15份。
实施例3：
一种碳化硅砖，包括以下重量份数的组分：
硅石骨料150份、硅石细粉200份、二氧化硅20份、碳化硅25份、碳化硅纳米粉40份、氧化铜9份、石墨粉25份、白云母粉20份、矿化剂5份、复合添加剂3份、碳素20份。
以上所述仅为本发明的较佳实施例而已，并不用以限制本发明，凡在本发明的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本发明的保护范围之内。

Claims (3)

1.一种碳化硅砖，其特征在于，所述碳化硅砖包括以下重量份数的组分：硅石骨料50-150份、硅石细粉150-200份、二氧化硅10-20份、碳化硅15-25份、碳化硅纳米粉30-40份、氧化铜3-9份、石墨粉15-25份、白云母粉10-20份、矿化剂1-5份、复合添加剂1-3份、碳素10-20份。
2.根据权利要求1所述的碳化硅砖，其特征在于，由以下重量份数的组分组成：硅石骨料100份、硅石细粉170份、二氧化硅15份、碳化硅20份、碳化硅纳米粉35份、氧化铜6.5份、石墨粉20.5份、白云母粉17份、矿化剂2.5份、复合添加剂2份、碳素15份。
3.根据权利要求2所述的碳化硅砖，其特征在于，由以下重量份数的组分组成：硅石骨料150份、硅石细粉200份、二氧化硅20份、碳化硅25份、碳化硅纳米粉40份、氧化铜9份、石墨粉25份、白云母粉20份、矿化剂5份、复合添加剂3份、碳素20份。
CN201610540219.XA 2016-07-11 2016-07-11 一种碳化硅砖 Pending CN106220193A (zh)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108046815A (zh) * 2017-12-23 2018-05-18 洛阳名力科技开发有限公司 一种耐腐蚀的碳化硅砖
CN108059472A (zh) * 2017-12-23 2018-05-22 洛阳名力科技开发有限公司 一种碳化硅砖
CN108059471A (zh) * 2017-12-23 2018-05-22 洛阳名力科技开发有限公司 一种黏土结合碳化硅砖

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108046815A (zh) * 2017-12-23 2018-05-18 洛阳名力科技开发有限公司 一种耐腐蚀的碳化硅砖
CN108059472A (zh) * 2017-12-23 2018-05-22 洛阳名力科技开发有限公司 一种碳化硅砖
CN108059471A (zh) * 2017-12-23 2018-05-22 洛阳名力科技开发有限公司 一种黏土结合碳化硅砖

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Application publication date: 20161214