KR100979594B1 - 경성 세라믹 몰딩 바디, 이의 제조방법 및 이의 사용방법 - Google Patents
경성 세라믹 몰딩 바디, 이의 제조방법 및 이의 사용방법 Download PDFInfo
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Abstract
Description
마그네시아-스피넬 브릭 | 마그네시아- 헤르시나이트 브릭 |
마그네시아- 크로마이트 브릭 |
마그네시아- 지르코니아 브릭 |
돌로마이트 브릭 |
|
탄성 침적물형성 리독스 저항성 내알칼리성 내수화성 사용성 |
좋음 나쁨 좋음 좋음 좋음 좋음 |
나쁨 좋음 나쁨 나쁨 좋음 좋음 |
좋음 좋음 나쁨 나쁨 좋음 나쁨 |
좋음 나쁨 좋음 좋음 좋음 좋음 |
나쁨 좋음 좋음 나쁨 나쁨 좋음 |
마그네시아 | 질량%(% by mass) | 100 | 92 | 84 | 76 |
CA6 | 질량% | - | 8 | 16 | 24 |
총 밀도 | g/㎤ | 2.99 | 2.99 | 2.98 | 2.97 |
다공도 | % | 16.12 | 16.26 | 16.42 | 16.41 |
CCF | MPa | 75.30 | 72.20 | 71.10 | 71.40 |
CFS | MPa | 12.10 | 6.10 | 5.80 | 5.50 |
탄성계수 | GPa | 91.90 | 31.20 | 27.10 | 22.80 |
전단계수 | GPa | 41.50 | 12.80 | 11.40 | 10.60 |
TSR | 15 | >100 | >100 | >100 |
마그네시아-스피넬 브릭 |
마그네시아- 헤르시나이트 브릭 |
마그네시아- 크로마이트 브릭 |
마그네시아- 지르코니아 브릭 |
돌로마이트 브릭 |
마그네시아-CA6 브릭 |
|
탄성 침적물형성 리독스 저항성 내알칼리성 내수화성 사용성 |
좋음 나쁨 좋음 좋음 좋음 좋음 |
나쁨 좋음 나쁨 나쁨 좋음 좋음 |
좋음 좋음 나쁨 나쁨 좋음 나쁨 |
좋음 나쁨 좋음 좋음 좋음 좋음 |
나쁨 좋음 좋음 나쁨 나쁨 좋음 |
좋음 좋음 좋음 좋음 좋음 좋음 |
Claims (31)
- 적어도 하나의 염기성 레지스터(basic resistor) 성분 및 적어도 하나의 탄성체(elasticizer) 성분을 포함하며, 상기 탄성체 성분은 0.14 내지 0.2의 몰 비율의 CaO/Al2O3 비율을 가지고, 0.5 내지 4mm 범위의 입경을 가지는 칼슘 알루미네이트를 포함하며, 마이크로크랙이 소성(firing)에 의해 상기 염기성 레지스터 성분의 메트릭스와 상기 탄성체 성분간에 형성되는 것을 특징으로 하는 소성형, 염기성, 및 내화성 세라믹 성형체.
- 제1항에 있어서, 상기 탄성체 성분은 CaO·6Al2O3의 산화물 화학식 또는 CA6의 축약형 화학식을 갖는 것을 특징으로 하는 성형체.
- 제1항에 있어서, 상기 탄성체 성분은 최대 10질량%의 제2 상을 함유하는 것을 특징으로 하는 성형체.
- 제3항에 있어서, 상기 탄성체 성분은 제2 상으로 SiO2, TiO2, Fe2O3,MgO 또는 이들의 조합을 함유하는 것을 특징으로 하는 성형체.
- 제1항에 있어서, 상기 탄성체 성분은 최대 58질량%의 Al2O3를 Fe2O3로 대체한 것을 특징으로 하는 성형체.
- 제1항에 있어서, 상기 탄성체 성분은 Ca2+가 부분적으로 Ba2+, Sr2+ 또는 이들의 조합으로 대체된 것을 특징으로 하는 성형체.
- 제1항에 있어서, 상기 레지스터 성분은 소결 MgO, 용융 마그네시아, 소결 돌로마(doloma), 용융(fused) 돌로마 또는 이들의 조합인 것을 특징으로 하는 성형체.
- 제1항에 있어서, 상기 성형체는 60 내지 99.5질량%의 레지스터 성분 및 0.5 내지 40질량%의 탄성체 성분을 포함하는 것을 특징으로 하는 성형체.
- 제1항에 있어서, 상기 성형체는 적어도 하나의 일반적인 탄성체를 더욱 갖는 것을 특징으로 하는 성형체.
- 제1항에 있어서, 상기 성형체의 총 밀도는 2.5 내지 3.2g/㎤인 것을 특징으로 하는 성형체.
- 제1항에 있어서, 상기 성형체의 다공도는 12 내지 25부피%인 것을 특징으로 하는 성형체.
- 제1항에 있어서, 상기 성형체의 다공도는 14 내지 23부피%인 것을 특징으로 하는 성형체.
- 제1항에 있어서, 상기 성형체의 냉간 압축강도(cold compressive strength)는 35MPa 보다 크고, 냉간 휨(flexural) 강도는 2MPa 보다 큰 것을 특징으로 하는 성형체.
- 제1항에 있어서, 상기 성형체의 냉간 압축강도(cold compressive strength)는 45MPa보다 크며, 냉간 휨(flexural) 강도는 2MPa 보다 큰 것을 특징으로 하는 성형체.
- 제1항에 있어서, 상기 성형체의 탄성 계수(modulsu of elasticity)는 14 내지 35GPa, 전단계수(shear modulus)는 6 내지 15GPa, 인 것을 특징으로 하는 성형체.
- 제1항에 있어서, 상기 성형체의 탄성 계수(modulsu of elasticity)는 15 내지 32GPa이고, 전단계수(shear modulus)는 6 내지 15GPa인 것을 특징으로 하는 성형체.
- 제1항에 있어서, 상기 성형체의 탄성 계수(modulsu of elasticity)는 15 내지 32GPa이고, 전단계수(shear modulus)는 7 내지 14GPa인 것을 특징으로 하는 성형체.
- 제1항에 있어서, 상기 성형체의 내열충격성은 >80인것을 특징으로 하는 성형체.
- 적어도 하나의 레지스트 성분을 적어도 하나의 CA6 탄성체 성분과 혼합하는 단계 및 상기 단계에서 얻은 결과적인 혼합물을 바인더와 혼합시키고 성형가능한 조성물을 형성시키는 단계, 이후 상기 조성물을 성형시켜 몸체를 제조하고 상기 몸체를 건조시킨 후 상기 몸체를 소성시켜서 소결시키는 단계를 포함하는 것을 특징으로 하는 제1항 내지 제14항 중 어느 한 항에 따른 성형체의 제조방법.
- 제19항에 있어서, 상기 바인더는 리그닌 설포네이트가 사용된 것을 특징으로 하는 방법.
- 제19항에 있어서, 상기 레지스터 성분은 4㎜의 최대 입경 및 풀러(fuller) 곡선에 상응하는 입경 분포를 갖는 것을 특징으로 하는 방법.
- 제19항에 있어서, 상기 건조 단계는 100 내지 120℃의 온도에서 수행되는 것을 특징으로 하는 방법.
- 제19항에 있어서, 상기 소결 단계는 1400 내지 1700℃의 온도에서 수행되는 것을 특징으로 하는 방법.
- 제19항에 있어서, 상기 소결 단계는 1550 내지 1650℃의 온도에서 수행되는 것을 특징으로 하는 방법.
- 제19항에 있어서, 상기 방법은 60 내지 99.5질량%의 레지스터 성분 및 0.5 내지 40질량%의 탄성체 성분을 사용하는 것을 특징으로 하는 방법.
- 제19항에 있어서, 상기 방법은 적어도 하나의 예비-합성된 탄성체 성분을 사용하는 것을 특징으로 하는 방법.
- 제19항에 있어서, 상기 방법은 원료물질을 혼합하여 얻은 탄성체 성분용 과립 혼합물을 레지스터 성분과 혼합시키며 상기 탄성체 성분은 소성 단계 동안 생성되는 것을 특징으로 하는 방법.
- 회전 튜브로의 석조(masonry) 라이닝에 제1항 내지 18항 중 어느 한 항에 따른 성형체가 임베디드(embedded)된 것을 특징으로 하는 회전 튜브로.
- 제28항에 있어서, 상기 성형체는 상기 회전 튜브로의 소결실에 위치하는 것을 특징으로 하는 회전 튜브로.
- 제28항에 있어서, 상기 성형체는 상기 회전 튜브로의 하부 전이실(the lower transition zone)에 위치하는 것을 특징으로 하는 회전 튜브로.
- 제28항에 있어서, 상기 성형체는 시멘트용 회전 튜브로에 위치하는 것을 특징으로 하는 회전 튜브로.
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DE10259826A DE10259826B4 (de) | 2002-12-19 | 2002-12-19 | Grobkeramischer Formkörper, Verfahren zu dessen Herstellung und Verwendung |
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DE102006007781B4 (de) | 2006-02-20 | 2008-09-25 | Refratechnik Holding Gmbh | Grobkeramischer feuerfester Versatz sowie feuerfestes Erzeugnis daraus |
US8563083B2 (en) * | 2006-09-21 | 2013-10-22 | Westmoreland Advanced Materials, Inc. | Methods of use of calcium hexa aluminate refractory linings and/or chemical barriers in high alkali or alkaline environments |
CN101838149B (zh) * | 2010-04-06 | 2011-02-09 | 东台市节能耐火材料厂 | 抗侵蚀莫来石砖制备原料和制备方法 |
US9422195B1 (en) | 2012-09-19 | 2016-08-23 | Universal Refractories, Inc. | Magnesium oxide castable refractory foundry ladle liners |
US9592548B2 (en) | 2013-01-29 | 2017-03-14 | General Electric Company | Calcium hexaluminate-containing mold and facecoat compositions and methods for casting titanium and titanium aluminide alloys |
JP6375958B2 (ja) * | 2015-01-16 | 2018-08-22 | 新日鐵住金株式会社 | Ca処理鋼用スライディングノズルプレート |
CN108218192B (zh) * | 2018-01-31 | 2021-02-02 | 淄博艾杰旭刚玉材料有限公司 | 耐低铁玻璃侵蚀的电熔azs砖 |
CN109456069A (zh) * | 2018-11-20 | 2019-03-12 | 辽宁科技学院 | 一种致密二铝酸钙耐火熟料的制备方法 |
CN110171980A (zh) * | 2019-04-10 | 2019-08-27 | 辽宁科技学院 | 一种致密六铝酸钙耐火熟料的制备方法 |
DE102019220085A1 (de) | 2019-12-18 | 2021-06-24 | Refratechnik Holding Gmbh | Versatz zur Herstellung eines grobkeramischen feuerfesten basischen Erzeugnisses, derartiges Erzeugnis sowie Verfahren zu seiner Herstellung, Zustellung eines Industrieofens und Industrieofen |
CN111995403B (zh) * | 2020-09-04 | 2022-09-27 | 中材高新氮化物陶瓷有限公司 | 一种耐腐蚀氮化硅陶瓷及其制备方法 |
CN116003103A (zh) * | 2022-12-19 | 2023-04-25 | 齐鲁工业大学 | 一种基于黄河泥的高温陶瓷材料及其制备方法和应用 |
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WO2004056718A3 (de) | 2004-09-16 |
KR20050093776A (ko) | 2005-09-23 |
AT502793B1 (de) | 2007-08-15 |
JP2006510562A (ja) | 2006-03-30 |
WO2004056718A2 (de) | 2004-07-08 |
US20060266268A1 (en) | 2006-11-30 |
DE10259826B4 (de) | 2004-11-25 |
CA2510015C (en) | 2012-01-10 |
BR0317335A (pt) | 2005-11-08 |
US7632770B2 (en) | 2009-12-15 |
JP4310277B2 (ja) | 2009-08-05 |
CN1714058A (zh) | 2005-12-28 |
MXPA05005845A (es) | 2005-08-29 |
BR0317335B1 (pt) | 2012-07-24 |
CN1301936C (zh) | 2007-02-28 |
DE10259826A1 (de) | 2004-07-08 |
CA2510015A1 (en) | 2004-07-08 |
AU2003293589A1 (en) | 2004-07-14 |
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