CN111675545A - 一种高炉出铁沟浇注料 - Google Patents
一种高炉出铁沟浇注料 Download PDFInfo
- Publication number
- CN111675545A CN111675545A CN202010520410.4A CN202010520410A CN111675545A CN 111675545 A CN111675545 A CN 111675545A CN 202010520410 A CN202010520410 A CN 202010520410A CN 111675545 A CN111675545 A CN 111675545A
- Authority
- CN
- China
- Prior art keywords
- parts
- blast furnace
- tapping channel
- furnace tapping
- castable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
- C04B35/101—Refractories from grain sized mixtures
- C04B35/103—Refractories from grain sized mixtures containing non-oxide refractory materials, e.g. carbon
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
- C04B2235/3817—Carbides
- C04B2235/3826—Silicon carbides
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
- C04B2235/402—Aluminium
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
- C04B2235/425—Graphite
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
- C04B2235/428—Silicon
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
- C04B2235/44—Metal salt constituents or additives chosen for the nature of the anions, e.g. hydrides or acetylacetonate
- C04B2235/447—Phosphates or phosphites, e.g. orthophosphate, hypophosphite
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/52—Constituents or additives characterised by their shapes
- C04B2235/5208—Fibers
- C04B2235/5212—Organic
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
- C04B2235/9669—Resistance against chemicals, e.g. against molten glass or molten salts
- C04B2235/9684—Oxidation resistance
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Products (AREA)
Abstract
本发明是一种高炉出铁沟浇注料,其特征在于,其组分按重量份数配比如下:棕刚玉颗粒:15‑20份;致密刚玉颗粒:10‑16份;碳化硅颗粒:10‑15份;碳素材料:1‑4份;金属硅粉:2‑6份;硅碳微粉:3‑5份;氧化铝微粉:10‑18份;氧化铝空心球:2‑8份;高铝细粉:5‑10份;高铝水泥:2‑4份;复合减水剂:1‑2份;外加剂:0.4‑1份;防爆纤维:0.3‑0.5份。本发明本便于提高浇注料的高温强度、抗氧化性和抗渣性,防止浇注料在烘烤的过程发生爆裂,便于排出浇注料中的水分,使得浇注料不易损坏,耐用性高。
Description
技术领域
本发明涉及耐火材料领域,尤其涉及一种高炉出铁沟浇注料。
背景技术
高炉出铁沟是高炉出铁过程中引导高温铁水和熔渣流动的通道,也是炼铁工艺消耗耐火材料的主要区域。目前,高炉出铁沟主沟浇注料都是用价格较高的致密电熔刚玉、优质电熔棕刚玉为主要原料生产而成,然而这种以棕刚玉为主颗粒的浇注料,不仅原料本身成本较高,其熔损速率较大,耐用性低,使得铁沟修补作业频度大幅度提高。
发明内容
本发明旨在解决现有技术的不足,而提供一种高炉出铁沟浇注料。
本发明为实现上述目的,采用以下技术方案:
一种高炉出铁沟浇注料,其特征在于,其组分按重量份数配比如下:
棕刚玉颗粒:15-20份;
致密刚玉颗粒:10-16份;
碳化硅颗粒:10-15份;
碳素材料:1-4份;
金属硅粉:2-6份;
硅碳微粉:3-5份;
氧化铝微粉:10-18份;
氧化铝空心球:2-8份;
高铝细粉:5-10份;
高铝水泥:2-4份;
复合减水剂:1-2份;
外加剂:0.4-1份;
防爆纤维:0.3-0.5份。
特别的,所述棕刚玉颗粒和所述致密刚玉颗粒的粒度为1mm-5mm。
特别的,所述碳化硅颗粒中碳化硅≥97%,Fe2O3≤0.4%、游离碳≤0.5%、游离硅≤0.6%,且所述碳化硅颗粒的粒径为0.01-1mm。
特别的,所述碳素材料为石墨粉、电极粉、焦炭粉中的一种或两种。
特别的,所述氧化铝微粉的粒径为0.5-2μm。
特别的,所述氧化铝空心球的粒径为0.1-0.8mm。
特别的,所述复合减水剂是由改性密胺和三聚磷酸钠按照重量比为1:1的比例混合而成。
特别的,所述外加剂为三聚磷酸钠和六偏磷酸钠的混合物。
特别的,所述防爆纤维为聚氨酯类纤维。
本发明的有益效果是:本发明通过适当降低刚玉组分含量,添加氧化铝微粉、高铝细粉、金属硅粉、外加剂、防爆纤维,便于提高浇注料的高温强度、抗氧化性和抗渣性,防止浇注料在烘烤的过程发生爆裂,便于排出浇注料中的水分,使得浇注料不易损坏,耐用性高。
具体实施方式
下面结合实施例对本发明作进一步说明:
实施例1
一种高炉出铁沟浇注料,其特征在于,其组分按重量份数配比如下:
棕刚玉颗粒:15份;
致密刚玉颗粒:10份;
碳化硅颗粒:10份;
碳素材料:1份;
金属硅粉:2份;
硅碳微粉:3份;
氧化铝微粉:10份;
氧化铝空心球:2份;
高铝细粉:5份;
高铝水泥:2份;
复合减水剂:1份;
外加剂:0.4份;
防爆纤维:0.3份。
特别的,所述棕刚玉颗粒和所述致密刚玉颗粒的粒度为1mm。
特别的,所述碳化硅颗粒中碳化硅≥97%,Fe2O3≤0.4%、游离碳≤0.5%、游离硅≤0.6%,且所述碳化硅颗粒的粒径为0.01mm。
特别的,所述碳素材料为石墨粉。
特别的,所述氧化铝微粉的粒径为0.5μm。
特别的,所述氧化铝空心球的粒径为0.1mm。
特别的,所述复合减水剂是由改性密胺和三聚磷酸钠按照重量比为1:1的比例混合而成。
特别的,所述外加剂为三聚磷酸钠和六偏磷酸钠的混合物。
特别的,所述防爆纤维为聚氨酯类纤维。
实施例2
一种高炉出铁沟浇注料,其特征在于,其组分按重量份数配比如下:
棕刚玉颗粒:20份;
致密刚玉颗粒:16份;
碳化硅颗粒:15份;
碳素材料:4份;
金属硅粉:6份;
硅碳微粉:5份;
氧化铝微粉:18份;
氧化铝空心球:8份;
高铝细粉:10份;
高铝水泥:4份;
复合减水剂:2份;
外加剂:1份;
防爆纤维:0.5份。
特别的,所述棕刚玉颗粒和所述致密刚玉颗粒的粒度为5mm。
特别的,所述碳化硅颗粒中碳化硅≥97%,Fe2O3≤0.4%、游离碳≤0.5%、游离硅≤0.6%,且所述碳化硅颗粒的粒径为1mm。
特别的,所述碳素材料为焦炭粉。
特别的,所述氧化铝微粉的粒径为2μm。
特别的,所述氧化铝空心球的粒径为0.8mm。
特别的,所述复合减水剂是由改性密胺和三聚磷酸钠按照重量比为1:1的比例混合而成。
特别的,所述外加剂为三聚磷酸钠和六偏磷酸钠的混合物。
特别的,所述防爆纤维为聚氨酯类纤维。
实施例3
一种高炉出铁沟浇注料,其特征在于,其组分按重量份数配比如下:
棕刚玉颗粒:18份;
致密刚玉颗粒:13份;
碳化硅颗粒:13份;
碳素材料:2份;
金属硅粉:4份;
硅碳微粉:4份;
氧化铝微粉:14份;
氧化铝空心球:6份;
高铝细粉:7份;
高铝水泥:3份;
复合减水剂:1.5份;
外加剂:0.7份;
防爆纤维:0.4份。
特别的,所述棕刚玉颗粒和所述致密刚玉颗粒的粒度为3mm。
特别的,所述碳化硅颗粒中碳化硅≥97%,Fe2O3≤0.4%、游离碳≤0.5%、游离硅≤0.6%,且所述碳化硅颗粒的粒径为0.5mm。
特别的,所述碳素材料为石墨粉和焦炭粉的混合物。
特别的,所述氧化铝微粉的粒径为1.2μm。
特别的,所述氧化铝空心球的粒径为0.5mm。
特别的,所述复合减水剂是由改性密胺和三聚磷酸钠按照重量比为1:1的比例混合而成。
特别的,所述外加剂为三聚磷酸钠和六偏磷酸钠的混合物。
特别的,所述防爆纤维为聚氨酯类纤维。
上面对本发明进行了示例性描述,显然本发明具体实现并不受上述方式的限制,只要采用了本发明的方法构思和技术方案进行的各种改进,或未经改进直接应用于其它场合的,均在本发明的保护范围之内。
Claims (9)
1.一种高炉出铁沟浇注料,其特征在于,其组分按重量份数配比如下:
棕刚玉颗粒:15-20份;
致密刚玉颗粒:10-16份;
碳化硅颗粒:10-15份;
碳素材料:1-4份;
金属硅粉:2-6份;
硅碳微粉:3-5份;
氧化铝微粉:10-18份;
氧化铝空心球:2-8份;
高铝细粉:5-10份;
高铝水泥:2-4份;
复合减水剂:1-2份;
外加剂:0.4-1份;
防爆纤维:0.3-0.5份。
2.根据权利要求1所述的一种高炉出铁沟浇注料,其特征在于,所述棕刚玉颗粒和所述致密刚玉颗粒的粒度为1mm-5mm。
3.根据权利要求1所述的一种高炉出铁沟浇注料,其特征在于,所述碳化硅颗粒中碳化硅≥97%,Fe2O3≤0.4%、游离碳≤0.5%、游离硅≤0.6%,且所述碳化硅颗粒的粒径为0.01-1mm。
4.根据权利要求1所述的一种高炉出铁沟浇注料,其特征在于,所述碳素材料为石墨粉、电极粉、焦炭粉中的一种或两种。
5.根据权利要求1所述的一种高炉出铁沟浇注料,其特征在于,所述氧化铝微粉的粒径为0.5-2μm。
6.根据权利要求1所述的一种高炉出铁沟浇注料,其特征在于,所述氧化铝空心球的粒径为0.1-0.8mm。
7.根据权利要求1所述的一种高炉出铁沟浇注料,其特征在于,所述复合减水剂是由改性密胺和三聚磷酸钠按照重量比为1:1的比例混合而成。
8.根据权利要求1所述的一种高炉出铁沟浇注料,其特征在于,所述外加剂为三聚磷酸钠和六偏磷酸钠的混合物。
9.根据权利要求1所述的一种高炉出铁沟浇注料,其特征在于,所述防爆纤维为聚氨酯类纤维。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010520410.4A CN111675545A (zh) | 2020-06-10 | 2020-06-10 | 一种高炉出铁沟浇注料 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010520410.4A CN111675545A (zh) | 2020-06-10 | 2020-06-10 | 一种高炉出铁沟浇注料 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN111675545A true CN111675545A (zh) | 2020-09-18 |
Family
ID=72435224
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010520410.4A Withdrawn CN111675545A (zh) | 2020-06-10 | 2020-06-10 | 一种高炉出铁沟浇注料 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111675545A (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113998991A (zh) * | 2021-12-31 | 2022-02-01 | 北京利尔高温材料股份有限公司 | 一种出铁沟用无硅灰耐火浇注料及其制备方法 |
CN117843352A (zh) * | 2024-03-06 | 2024-04-09 | 北京利尔高温材料股份有限公司 | 一种高炉出铁沟浇注料 |
CN117865658A (zh) * | 2024-03-04 | 2024-04-12 | 北京利尔高温材料股份有限公司 | 一种铝磷酸盐结合的高炉出铁沟浇注料 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102101784A (zh) * | 2011-02-22 | 2011-06-22 | 佘成其 | 一种轻质化改造的主铁沟浇注料 |
CN102491765A (zh) * | 2011-11-30 | 2012-06-13 | 武汉钢铁(集团)公司 | 主沟自流防爆浇注料及其施工方法 |
CN102775168A (zh) * | 2012-07-30 | 2012-11-14 | 浙江锦诚耐火材料有限公司 | 高炉出铁沟的制备方法 |
CN107879733A (zh) * | 2017-12-22 | 2018-04-06 | 河南欣昌耐材股份有限公司 | 一种高炉出铁沟用快干自流浇注料 |
CN107963895A (zh) * | 2016-10-19 | 2018-04-27 | 北京利尔高温材料股份有限公司 | 一种高炉出铁沟主沟浇注料 |
-
2020
- 2020-06-10 CN CN202010520410.4A patent/CN111675545A/zh not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102101784A (zh) * | 2011-02-22 | 2011-06-22 | 佘成其 | 一种轻质化改造的主铁沟浇注料 |
CN102491765A (zh) * | 2011-11-30 | 2012-06-13 | 武汉钢铁(集团)公司 | 主沟自流防爆浇注料及其施工方法 |
CN102775168A (zh) * | 2012-07-30 | 2012-11-14 | 浙江锦诚耐火材料有限公司 | 高炉出铁沟的制备方法 |
CN107963895A (zh) * | 2016-10-19 | 2018-04-27 | 北京利尔高温材料股份有限公司 | 一种高炉出铁沟主沟浇注料 |
CN107879733A (zh) * | 2017-12-22 | 2018-04-06 | 河南欣昌耐材股份有限公司 | 一种高炉出铁沟用快干自流浇注料 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113998991A (zh) * | 2021-12-31 | 2022-02-01 | 北京利尔高温材料股份有限公司 | 一种出铁沟用无硅灰耐火浇注料及其制备方法 |
CN117865658A (zh) * | 2024-03-04 | 2024-04-12 | 北京利尔高温材料股份有限公司 | 一种铝磷酸盐结合的高炉出铁沟浇注料 |
CN117865658B (zh) * | 2024-03-04 | 2024-05-31 | 北京利尔高温材料股份有限公司 | 一种铝磷酸盐结合的高炉出铁沟浇注料 |
CN117843352A (zh) * | 2024-03-06 | 2024-04-09 | 北京利尔高温材料股份有限公司 | 一种高炉出铁沟浇注料 |
CN117843352B (zh) * | 2024-03-06 | 2024-05-31 | 北京利尔高温材料股份有限公司 | 一种高炉出铁沟浇注料 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN111675545A (zh) | 一种高炉出铁沟浇注料 | |
CN106699206B (zh) | 一种大中型高炉无水炮泥及其制备方法 | |
CN101792322B (zh) | 一种环保型水系转炉长寿命自流修补料及其配制方法 | |
CN107903047B (zh) | 一种含70%以上高铝骨料的铁沟浇注料 | |
CN111072377A (zh) | 碳复合高炉铁沟浇注料 | |
CN111574206A (zh) | 一种大高炉抗侵蚀铁沟浇注料 | |
CN109467418B (zh) | 一种长寿命热修补用铁沟浇注料 | |
CN106747510B (zh) | 一种无硅微粉铁沟浇注料及其制备方法 | |
CN113072364A (zh) | 一种轻量化高炉摆动溜槽用耐火浇注料及其制备方法 | |
CN106045529A (zh) | 一种含80%以上废旧耐材的铁沟浇注料 | |
CN109627026B (zh) | 一种再生碳化硅质Al2O3-SiC-C铁沟浇注料及其制备方法 | |
CN115141008B (zh) | 一种长寿命摆动沟浇注料及其制备方法 | |
US4539301A (en) | Graphite-containing refractories | |
CN113816728A (zh) | 高强度冶炼特大型高炉出铁口用炮泥 | |
CN114656267A (zh) | 一种高纯均质致密铬刚玉料及其制备方法 | |
CN111646784A (zh) | 一种Al2O3-SiC-C耐火浇注料及其制备方法 | |
CN110041087B (zh) | 一种真空处理硅钢用无铬砖及其生产方法 | |
CN112225541B (zh) | 一种电炉喷补料及喷补护炉方法 | |
CN117776690A (zh) | 一种溶胶结合高炉铁沟喷补料 | |
JP2013072090A (ja) | 転炉の操業方法、その転炉に使用するマグネシアカーボン質れんが、当該れんがの製造方法、及び転炉内張りのライニング構造 | |
CN111439990B (zh) | 高钛型高炉渣高温碳化电炉用镁铝碳质喷补料及制备方法 | |
CN112250421A (zh) | 一种转炉冲击区用镁碳砖及其制备方法 | |
CN111825434A (zh) | 一种环保型Al2O3-SiC-Ti3SiC2浇注料及其制备方法 | |
CN110256056A (zh) | 用于高炉炉缸整体修复的含钛护炉捣打料及使用方法 | |
CN111943653B (zh) | 一种高炉出铁口用环保型无水炮泥及其制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WW01 | Invention patent application withdrawn after publication | ||
WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200918 |