CN105523770A - 耐火材料 - Google Patents
耐火材料 Download PDFInfo
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- CN105523770A CN105523770A CN201610036737.8A CN201610036737A CN105523770A CN 105523770 A CN105523770 A CN 105523770A CN 201610036737 A CN201610036737 A CN 201610036737A CN 105523770 A CN105523770 A CN 105523770A
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- 239000011819 refractory material Substances 0.000 title claims abstract description 31
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 28
- QXZUUHYBWMWJHK-UHFFFAOYSA-N [Co].[Ni] Chemical compound [Co].[Ni] QXZUUHYBWMWJHK-UHFFFAOYSA-N 0.000 claims abstract description 21
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910017083 AlN Inorganic materials 0.000 claims abstract description 14
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 14
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 13
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims abstract description 11
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000000292 calcium oxide Substances 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 9
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 6
- 239000000956 alloy Substances 0.000 claims description 18
- 229910045601 alloy Inorganic materials 0.000 claims description 18
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 10
- 239000007767 bonding agent Substances 0.000 claims description 10
- 229920003987 resole Polymers 0.000 claims description 6
- 239000010941 cobalt Substances 0.000 claims description 5
- 229910017052 cobalt Inorganic materials 0.000 claims description 5
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 239000010439 graphite Substances 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 229960001866 silicon dioxide Drugs 0.000 claims description 4
- 239000006229 carbon black Substances 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 230000035939 shock Effects 0.000 abstract description 2
- 229910000531 Co alloy Inorganic materials 0.000 abstract 3
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 abstract 1
- 239000011230 binding agent Substances 0.000 abstract 1
- 238000013329 compounding Methods 0.000 abstract 1
- 239000005011 phenolic resin Substances 0.000 abstract 1
- 229920001568 phenolic resin Polymers 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003245 working effect Effects 0.000 description 2
- -1 3 parts Chemical compound 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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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
- C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
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- C—CHEMISTRY; METALLURGY
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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
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3208—Calcium oxide or oxide-forming salts thereof, e.g. lime
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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
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3418—Silicon oxide, silicic acids or oxide forming salts thereof, e.g. silica sol, fused silica, silica fume, cristobalite, quartz or flint
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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
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3852—Nitrides, e.g. oxynitrides, carbonitrides, oxycarbonitrides, lithium nitride, magnesium nitride
- C04B2235/3865—Aluminium nitrides
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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
- C04B2235/40—Metallic constituents or additives not added as binding phase
- C04B2235/405—Iron group metals
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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
- C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
- C04B2235/422—Carbon
- C04B2235/424—Carbon black
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- 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
- C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
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- Organic Chemistry (AREA)
- Ceramic Products (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
本发明公开了一种耐火材料，涉及材料技术领域。本发明耐火材料由以下重量份数的原料制备而成：镍钴合金0.05份～1.5份，氧化钙30份～60份，碳素3份～7份，二氧化硅1份～2份，氮化铝0.02份～0.5份，结合剂0.5份～2份。本发明由镍钴合金、氧化钙、碳素、二氧化硅、氮化铝和酚醛树脂符合制备而成，尤其是镍钴合金的加入，提高了耐火材料的耐高温性、热震稳定性、热导率、耐高温腐蚀性等，延长了耐火材料的使用寿命。
Description
技术领域
本发明涉及材料技术领域，尤其是一种耐火材料。
背景技术
耐火材料是指耐火度不低于1500℃的一类无机非金属材料，耐火度是指耐火材料锥形体试样在没有荷重的情况下，抵抗高温作用而不软化熔倒的摄氏温度。耐火材料包括天然矿石以及按照一定的工业要求制造，具有一定的高温力学性能、良好的体积稳定性，并且是各种耐高温设备必需的材料。耐火材料广泛应用于化工、石油、冶金、机械制造、动力等工业领域，尤其在冶金工业中用量最大，在高温工业生产发展中起着不可替代的重要作用。
耐火材料作为高温工业装备中的关键部件是实现耐高温设备正常运转的保障，近年来对耐火材料不断提出新的要求，而现有耐火材料耐高温腐蚀性和抗氧化性不理想，稳定性差，使用周期较短，因此，寻求一种新型的耐火材料，对于延长耐高温设备的使用寿命有重大的意义。
发明内容
本发明的目的是提供一种耐火材料，这种耐火材料可以解决现有耐火材料寿命短的问题。
为了解决上述问题，本发明采用的技术方案是：
这种耐火材料由以下重量份数的原料制备而成：镍钴合金0.05份～1.5份，氧化钙30份～60份，碳素3份～7份，二氧化硅1份～2份，氮化铝0.02份～0.5份，结合剂0.5份～2份。
上述技术方案中，更具体的方案还可以是：镍钴合金镍含量为20%～40%，钴含量为25%～50%。
进一步的，碳素选自炭黑或者石墨。
进一步的，结合剂为酚醛树脂。
进一步的，镍钴合金0.05份，氧化钙30份，碳素5份，二氧化硅1份，氮化铝0.3份，结合剂0.5份。
进一步的，镍钴合金1份，氧化钙45份，碳素7份，二氧化硅1.5份，氮化铝0.02份，结合剂2。
更进一步的，镍钴合金1.5份，氧化钙60份，碳素3份，二氧化硅2份，氮化铝0.5份，结合剂1份。
由于采用了上述技术方案，本发明与现有技术相比具有如下有益效果：
本发明由镍钴合金、氧化钙、碳素、二氧化硅、氮化铝和酚醛树脂符合制备而成，尤其是镍钴合金的加入，提高了耐火材料的耐高温性、热震稳定性、热导率、耐高温腐蚀性等，延长了耐火材料的使用寿命。
具体实施方式
下面结合实施例对本发明作进一步详述：
实施例1
本实施例耐火材料由以下重量份数的原料制备而成：镍钴合金0.05份，氧化钙30份，炭黑5份，二氧化硅1份，氮化铝0.3份，酚醛树脂0.5份。
本实施例镍钴合金镍含量为20%，钴含量为50%。
实施例2
本实施例耐火材料由以下重量份数的原料制备而成：镍钴合金1份，氧化钙45份，石墨7份，二氧化硅1.5份，氮化铝0.02份，酚醛树脂2份。
本实施例镍钴合金镍含量为40%，钴含量为25%。
实施例3
本实施例耐火材料由以下重量份数的原料制备而成：镍钴合金1.5份，氧化钙60份，石墨3份，二氧化硅2份，氮化铝0.5份，酚醛树脂1份。
本实施例镍钴合金镍含量为30%，钴含量为40%。
Claims (7)
1.一种耐火材料，其特征在于由以下重量份数的原料制备而成：镍钴合金0.05份～1.5份，氧化钙30份～60份，碳素3份～7份，二氧化硅1份～2份，氮化铝0.02份～0.5份，结合剂0.5份～2份。
2.根据权利要求1所述的耐火材料，其特征在于：镍钴合金镍含量为20%～40%，钴含量为25%～50%。
3.根据权利要求1所述的耐火材料，其特征在于：所述碳素选自炭黑或者石墨。
4.根据权利要求1所述的耐火材料，其特征在于：所述结合剂为酚醛树脂。
5.根据权利要求1所述的耐火材料，其特征在于原料的重量份数为：镍钴合金0.05份，氧化钙30份，碳素5份，二氧化硅1份，氮化铝0.3份，结合剂0.5份。
6.根据权利要求1所述的耐火材料，其特征在于原料的重量份数为：镍钴合金1份，氧化钙45份，碳素7份，二氧化硅1.5份，氮化铝0.02份，结合剂2。
7.根据权利要求1所述的耐火材料，其特征在于原料的重量份数为：镍钴合金1.5份，氧化钙60份，碳素3份，二氧化硅2份，氮化铝0.5份，结合剂1份。
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108264365A (zh) * | 2018-03-22 | 2018-07-10 | 湖州知维技术服务有限公司 | 一种耐火材料 |
| CN112250456A (zh) * | 2020-10-30 | 2021-01-22 | 德清县钢友耐火材料有限公司 | 一种不定型耐火材料 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61266345A (ja) * | 1985-05-17 | 1986-11-26 | ハリマセラミック株式会社 | 炭素含有塩基性耐火煉瓦 |
| CN102910917A (zh) * | 2012-10-20 | 2013-02-06 | 江苏苏嘉集团新材料有限公司 | 镁钙碳耐火材料 |
| JP2013227165A (ja) * | 2012-04-25 | 2013-11-07 | Nisshin Steel Co Ltd | ステンレス鋼精錬取鍋用煉瓦及びステンレス鋼精錬取鍋 |
| CN104276831A (zh) * | 2014-09-23 | 2015-01-14 | 沈阳化工大学 | 一种制备氧化钙碳砖的方法 |
| CN104944926A (zh) * | 2015-05-18 | 2015-09-30 | 浙江长兴银兴窑业有限公司 | 一种碳化硅耐火材料 |
-
2016
- 2016-01-20 CN CN201610036737.8A patent/CN105523770A/zh active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61266345A (ja) * | 1985-05-17 | 1986-11-26 | ハリマセラミック株式会社 | 炭素含有塩基性耐火煉瓦 |
| JP2013227165A (ja) * | 2012-04-25 | 2013-11-07 | Nisshin Steel Co Ltd | ステンレス鋼精錬取鍋用煉瓦及びステンレス鋼精錬取鍋 |
| CN102910917A (zh) * | 2012-10-20 | 2013-02-06 | 江苏苏嘉集团新材料有限公司 | 镁钙碳耐火材料 |
| CN104276831A (zh) * | 2014-09-23 | 2015-01-14 | 沈阳化工大学 | 一种制备氧化钙碳砖的方法 |
| CN104944926A (zh) * | 2015-05-18 | 2015-09-30 | 浙江长兴银兴窑业有限公司 | 一种碳化硅耐火材料 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108264365A (zh) * | 2018-03-22 | 2018-07-10 | 湖州知维技术服务有限公司 | 一种耐火材料 |
| CN112250456A (zh) * | 2020-10-30 | 2021-01-22 | 德清县钢友耐火材料有限公司 | 一种不定型耐火材料 |
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