CN104944990B - 一种浇注料 - Google Patents

一种浇注料 Download PDF

Info

Publication number
CN104944990B
CN104944990B CN201510380582.5A CN201510380582A CN104944990B CN 104944990 B CN104944990 B CN 104944990B CN 201510380582 A CN201510380582 A CN 201510380582A CN 104944990 B CN104944990 B CN 104944990B
Authority
CN
China
Prior art keywords
powder
micropore
aluminate
sintered
steel ladle
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.)
Active
Application number
CN201510380582.5A
Other languages
English (en)
Other versions
CN104944990A (zh
Inventor
张辉海
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hunan Baofeng Furnace Material Co., Ltd.
Original Assignee
张辉海
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 张辉海 filed Critical 张辉海
Priority to CN201610732059.9A priority Critical patent/CN106220206A/zh
Priority to CN201510380582.5A priority patent/CN104944990B/zh
Priority to CN201610732056.5A priority patent/CN106365647A/zh
Priority to CN201610732047.6A priority patent/CN106365646A/zh
Publication of CN104944990A publication Critical patent/CN104944990A/zh
Application granted granted Critical
Publication of CN104944990B publication Critical patent/CN104944990B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/66Monolithic refractories or refractory mortars, including those whether or not containing clay
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74Physical characteristics
    • C04B2235/77Density
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/96Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance

Abstract

本发明涉及一种浇注料,具体的说是一种钢包内衬或工作层用浇注料。包括如下重量份数的组分,本发明所要解决的技术问题是提供一种浇注料,使用部位为钢包与钢水接触的直接内衬,其中各组分重量百分比为:亚白刚玉12—8mm为8~20%、烧结微孔铝尖晶石8—5mm为l1~15%、烧结微孔铝尖晶石5—3mm为12~15%,烧结微孔铝尖晶石3一lmm为10~15%、烧结微孔铝尖晶石≤1mm为30~35%,改性镁钙砂≤1mm0~5%,二碳化三铬粉1%,复合凝胶粉3~5%,水合氧化铝微粉1%,珍珠陶土粉1%,锗酸铋粉0.5%,改性纯铝酸钙水泥 3~5%,外加C7H10N2O2S0.1%,C21H14Na2O6S20.1%,2‑吗啉乙磺酸0.05%。本发明可以降低钢包内衬材料与熔渣的反应程度,提高其抗渣性能钢包产品的高温性能、抗渣侵蚀性能,大幅增加了钢包的抗热震性能,有效提高了整体浇注钢包的使用寿命,比常规同类型的钢包寿命提高30%以上。

Description

一种浇注料
技术领域
本发明涉及一种耐火材料,具体的说是一种使用在钢包工作层的耐火浇注料。
背景技术
钢包中和钢水直接接触的耐火材料称为钢包工作层。现有技术中钢包工作层一般采用尖晶石浇注料,但目前钢包内衬的各项性能一般,因此,直接影响了钢包的使用寿命,如何提高钢包的使用寿命,改善钢包工作层的性能最为关键,因此钢包内衬浇注料的性能改进成为延长钢包使用寿命的关键。
发明内容
为了解决上述技术问题,本发明提供一种浇注料,可以降低钢包内衬材料与熔渣的反应程度,提高其抗渣性能钢包产品的高温性能、抗渣侵蚀性能,大幅增加了钢包的抗热震性能,总体上提高了钢包的综合性能,最终钢包的使用寿命大幅增加。
本发明所要解决的技术问题是提供一种浇注料,使用部位为钢包与钢水接触的直接内衬,其中各组分重量百分比为:亚白刚玉12—8mm为8~20%、烧结微孔铝尖晶石8—5mm为l1~15%、烧结微孔铝尖晶石5—3mm为12~15%,烧结微孔铝尖晶石3一lmm为10~15%、烧结微孔铝尖晶石≤1mm为30~35%,改性镁钙砂≤1mm0~5%,二碳化三铬粉1%,复合凝胶粉3~5%,水合氧化铝微粉1%,珍珠陶土粉1%,锗酸铋粉0.5%,改性纯铝酸钙水泥 3~5%,外加C7H10N2O2S0.1%,C21H14Na2O6S20.1%,2-吗啉乙磺酸0.05%。
所述的复合凝胶粉为锆凝胶粉和铝凝胶粉的复合粉,其重量比为1:2。
所述改性镁钙砂是指镁钙砂用H2C2O4进行浸渍和碳酸化处理,使镁钙砂表面形成抗水化的包覆膜。
所述烧结微孔铝尖晶石为氧化铝含量≥78%,闭口微孔的孔径≤5微米,闭口微孔占总气孔的80%以上。
所述珍珠陶土的铝含量≥30%。
所述改性纯铝酸钙水泥为水泥生产过程中加入了5%的铝尖晶石,3%碳酸锆再经高温烧结制造出来的特性水泥,改性铝酸钙水泥的铝含量≥75%。
本发明的有益效果是:
本发明可以降低钢包内衬材料与熔渣的反应程度,提高其抗渣性能钢包产品的高温性能、抗渣侵蚀性能,大幅增加了钢包的抗热震性能,有效提高了整体浇注钢包的使用寿命,比常规同类型的钢包寿命提高30%以上。
具体实施方式
实施例1:
一种浇注料,使用部位为钢包与钢水接触的直接内衬,其中各组分重量百分比为:各组分重量百分比为:亚白刚玉12—8mm为15%、烧结微孔铝尖晶石8—5mm为14%、烧结微孔铝尖晶石5—3mm为15%,烧结微孔铝尖晶石3一lmm为13%、烧结微孔铝尖晶石≤1mm为30%,二碳化三铬粉1%,复合凝胶粉5%,水合氧化铝微粉1%,珍珠陶土粉1%,锗酸铋粉0.5%,改性纯铝酸钙水泥 4.5%,外加C7H10N2O2S0.1%,C21H14Na2O6S20.1%,2-吗啉乙磺酸0.05%。将上述 配料混合均匀即得钢包浇注料。
以实施例1的一种浇注料配方进行实验测试:外加占上述配方比例重量5wt%的水,测试性能指标如下:体积密度为2.9/cm3; 1600℃×3h烧后抗折强度为18.5MPa;1600℃×3h烧后耐压强度为78.2MPa;1100℃水冷10次后抗折强度保持率为40.12%;1500℃回转坩埚法抗渣实验侵蚀指数15.2%;渗透指数25.2%。实验使用的钢渣的碱度CaO/SiO2=2.03。比常规同类型的钢包寿命提高30%以上。
实施例2:
一种浇注料,其中各组分重量百分比为:各组分重量百分比为:亚白刚玉12—8mm为14%、烧结微孔铝尖晶石8—5mm为15%、烧结微孔铝尖晶石5—3mm为15%,烧结微孔铝尖晶石3一lmm为12%、烧结微孔铝尖晶石≤1mm为30%,改性镁钙砂≤1mm为2%,二碳化三铬粉1%,复合凝胶粉5%,水合氧化铝微粉1%,珍珠陶土粉1%,锗酸铋粉0.5%,改性纯铝酸钙水泥 3.5%,外加C7H10N2O2S0.1%,C21H14Na2O6S20.1%,2-吗啉乙磺酸0.05%。将上述 配料混合均匀即得钢包浇注料。
以实施例2的浇注料配方进行实验测试:外加占上述配方比例重量6wt%的水,测试性能指标如下:体积密度为2.9/cm3; 1600℃×3h烧后抗折强度为17.56MPa;1600℃×3h烧后耐压强度为70.8MPa;1100℃水冷10次后抗折强度保持率为54%;1500℃回转坩埚法抗渣实验侵蚀指数13%;渗透指数20%。实验使用的钢渣的碱度CaO/SiO2=2.03。比常规同类型的钢包寿命提高34%以上。

Claims (2)

1.一种浇注料,其特征在于各组分重量百分比为:亚白刚玉12—8mm为14%、烧结微孔铝尖晶石8—5mm为15%、烧结微孔铝尖晶石5—3mm为15%,烧结微孔铝尖晶石3一lmm为12%、烧结微孔铝尖晶石≤1mm为30%,改性镁钙砂≤1mm为2%,二碳化三铬粉1%,复合凝胶粉5%,水合氧化铝微粉1%,珍珠陶土粉1%,锗酸铋粉0.5%,改性纯铝酸钙水泥 3.5%,外加C7H10N2O2S0.1%,C21H14Na2O6S20.1%,2-吗啉乙磺酸0.05%;所述的复合凝胶粉为锆凝胶粉和铝凝胶粉的复合粉,其重量比为1:2;所述烧结微孔铝尖晶石为氧化铝含量≥78%,闭口微孔的孔径≤5微米,闭口微孔占总气孔的80%以上;所述改性镁钙砂是指镁钙砂用H2C2O4进行浸渍和碳酸化处理,使镁钙砂表面形成抗水化的包覆膜;所述改性纯铝酸钙水泥为水泥生产过程中加入了5%的铝尖晶石,3%碳酸锆再经高温烧结制造出来的特性水泥,改性铝酸钙水泥的铝含量≥75%。
2.如权利要求1所述的一种浇注料,其特征在于所述珍珠陶土的铝含量≥30%。
CN201510380582.5A 2015-07-02 2015-07-02 一种浇注料 Active CN104944990B (zh)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201610732059.9A CN106220206A (zh) 2015-07-02 2015-07-02 一种浇注料
CN201510380582.5A CN104944990B (zh) 2015-07-02 2015-07-02 一种浇注料
CN201610732056.5A CN106365647A (zh) 2015-07-02 2015-07-02 一种浇注料
CN201610732047.6A CN106365646A (zh) 2015-07-02 2015-07-02 一种浇注料

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510380582.5A CN104944990B (zh) 2015-07-02 2015-07-02 一种浇注料

Related Child Applications (3)

Application Number Title Priority Date Filing Date
CN201610732056.5A Division CN106365647A (zh) 2015-07-02 2015-07-02 一种浇注料
CN201610732059.9A Division CN106220206A (zh) 2015-07-02 2015-07-02 一种浇注料
CN201610732047.6A Division CN106365646A (zh) 2015-07-02 2015-07-02 一种浇注料

Publications (2)

Publication Number Publication Date
CN104944990A CN104944990A (zh) 2015-09-30
CN104944990B true CN104944990B (zh) 2017-01-11

Family

ID=54160128

Family Applications (4)

Application Number Title Priority Date Filing Date
CN201510380582.5A Active CN104944990B (zh) 2015-07-02 2015-07-02 一种浇注料
CN201610732059.9A Pending CN106220206A (zh) 2015-07-02 2015-07-02 一种浇注料
CN201610732056.5A Pending CN106365647A (zh) 2015-07-02 2015-07-02 一种浇注料
CN201610732047.6A Pending CN106365646A (zh) 2015-07-02 2015-07-02 一种浇注料

Family Applications After (3)

Application Number Title Priority Date Filing Date
CN201610732059.9A Pending CN106220206A (zh) 2015-07-02 2015-07-02 一种浇注料
CN201610732056.5A Pending CN106365647A (zh) 2015-07-02 2015-07-02 一种浇注料
CN201610732047.6A Pending CN106365646A (zh) 2015-07-02 2015-07-02 一种浇注料

Country Status (1)

Country Link
CN (4) CN104944990B (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104909782A (zh) * 2015-07-02 2015-09-16 张婷 一种铁水包浇注料
CN109020569A (zh) * 2018-08-23 2018-12-18 安徽瑞泰新材料科技有限公司 一种高硬度浇注料
CN108863417B (zh) * 2018-08-23 2021-06-08 安徽瑞泰新材料科技有限公司 一种耐磨耐火浇注料
CN111362674B (zh) * 2020-03-19 2022-05-13 上海彭浦特种耐火材料厂有限公司 一种耐酸刚玉捣打料以及用其制作酸再生炉烧嘴的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101544505A (zh) * 2009-03-20 2009-09-30 高树森 纳米Al2O3、MgO复合陶瓷结合尖晶石-镁质耐火浇注料及其制备方法
CN101891485A (zh) * 2009-05-21 2010-11-24 宝山钢铁股份有限公司 一种用于钢包的浇注料
CN102584295B (zh) * 2012-02-29 2013-06-05 浙江锦诚耐火材料有限公司 一种喷煤管专用浇注料
CN103553667A (zh) * 2013-10-25 2014-02-05 宁夏天纵泓光余热发电技术有限公司 喷煤管专用浇注料

Also Published As

Publication number Publication date
CN106220206A (zh) 2016-12-14
CN106365646A (zh) 2017-02-01
CN106365647A (zh) 2017-02-01
CN104944990A (zh) 2015-09-30

Similar Documents

Publication Publication Date Title
CN104944990B (zh) 一种浇注料
CN104193354B (zh) 一种中间包永久层浇注料及其制备方法
CN103086728B (zh) 一种钢包工作层防爆浇注料
CN105060908B (zh) 一种钢包用刚玉‑尖晶石浇注料及其制备方法
CN101113098A (zh) 一种氧化铝质电炉盖浇注料及其制备方法
CN108610063A (zh) 高性能莫来石保温耐火浇注料
CN104261848A (zh) 一种含氧化铬的莫来石砖及其制备方法
CN104177108B (zh) 连铸控流耐火材料及其应用
CN103922771A (zh) 一种采用废弃铁沟料生产的蓄铁沟浇注料
CN106830958B (zh) 一种低铝低导热耐碱浇注料
CN104926335B (zh) 一种钢包浇注料
CN102898168B (zh) 铜冶炼中间包用复合镁铝铬耐火浇注料
CN104446557B (zh) 一种Al2O3-Cr2O3耐火浇注料
CN104972103A (zh) 复合式钢包永久层浇注体
CN104311053A (zh) 连铸机中间包用高强耐冲刷浇注料
CN104961486B (zh) 一种工作层浇注料
CN111470851A (zh) 一种整体塞棒用棒身材料
JP4796170B2 (ja) クロミア質キャスタブル耐火物及びそれを用いたプレキャストブロック
CN104909782A (zh) 一种铁水包浇注料
CN104119082A (zh) 一种用于rh炉插入管外衬的无铬浇注料
CN102850061A (zh) 一种不烧刚玉质汤道砖
CN111548129A (zh) 一种抗侵蚀铝镁浇注料
CN104926334A (zh) 一种钢包内衬浇注料
CN102584299B (zh) Lm-t脱硅摆动流嘴浇注料
CN105461324A (zh) 一种氮化铝质耐火材料及其制备方法

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C41 Transfer of patent application or patent right or utility model
CB03 Change of inventor or designer information

Inventor after: Zhang Huihai

Inventor before: Zhang Ting

COR Change of bibliographic data
TA01 Transfer of patent application right

Effective date of registration: 20161011

Address after: 362400, Fujian, Quanzhou province Anxi County Peach Township South pit village center 46

Applicant after: Zhang Huihai

Address before: Stone bridge town Haining city Jiaxing city Zhejiang province 314400 No. 26

Applicant before: Zhang Ting

GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20190321

Address after: 411101 Furong Road, Xiangtan High-tech Zone, Hunan Province

Patentee after: Hunan Baofeng Furnace Material Co., Ltd.

Address before: No. 46, Nankeng Village Center, Taozhou Township, Anxi County, Quanzhou City, Fujian Province

Patentee before: Zhang Huihai

TR01 Transfer of patent right