CN104045361B - Aluminium silicon sol mixed binding aluminium silicon carbide mould material and preparation method thereof - Google Patents

Aluminium silicon sol mixed binding aluminium silicon carbide mould material and preparation method thereof Download PDF

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CN104045361B
CN104045361B CN201410292964.8A CN201410292964A CN104045361B CN 104045361 B CN104045361 B CN 104045361B CN 201410292964 A CN201410292964 A CN 201410292964A CN 104045361 B CN104045361 B CN 104045361B
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aluminium silicon
silicon sol
fine powder
mould
mixed binding
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CN104045361A (en
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李志强
彭从华
刘飞飞
李济华
李焕成
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Henan Bamboo Grove Nai Cai Co Ltd
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Henan Bamboo Grove Nai Cai Co Ltd
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Abstract

The invention discloses a kind of aluminium silicon sol mixed binding aluminium silicon carbide mould material and preparation method thereof.Represent with weight percentage, the alumine aggregate 25 ~ 35% containing raw material 12 ~ 8mm in described casting material formula, the alumine aggregate 10 ~ 15% of 8 ~ 3mm, the alumine aggregate 15 ~ 20% of 3 ~ 0mm, the corundum fine powder of < 88 μm or the α-Al of bauxitic clay fine powder 15 ~ 25%, the SiC fine powder 5 ~ 12% of < 88 μm, < 5 μm of silicon powders 1 ~ 5% and < 5 μm 2o 3micro mist 5 ~ 10%; Add in addition and account for above-mentioned raw materials gross weight 10 ~ 15% aluminium silicon sol combined binder.Mould material of the present invention has the advantages that medium temperature intensity is high, thermal shock resistance good, erosion-resisting characteristics is strong, and can also quick baking, and improve all transfer efficients of hot metal ladle, its work-ing life is original two times, effectively can save the consumption of refractory materials.

Description

Aluminium silicon sol mixed binding aluminium silicon carbide mould material and preparation method thereof
Technical field
The present invention relates to technical field of refractory materials, particularly relate to a kind of aluminium silicon sol mixed binding aluminium silicon carbide mould material and preparation method thereof.
Background technology
The high alumina castable that traditional hot metal ladle combines along mould material many uses aluminous cement, or the A1 that aluminous cement combines 2o 3-SiC matter mould material.Because aluminous cement can introduce certain CaO, the Al at high temperature in CaO and mould material 2o 3and SiO 2the feldspar compound generating low melting point can be reacted.Therefore, often cause that its resistance to fouling is low, wearing quality is low, be difficult to meet steel mill to the long-life service requirements of hot metal ladle.On the other hand, the mould material medium temperature intensity owing to adopting aluminous cement to combine is low.Therefore, its mechanical wear resistance can and heat-resistant knocking stability poor.In addition, because the mould material adopting aluminous cement to combine also needs enough curing times and baking time, when rapid drying and baking, easily there is crackle and explosion in mould material, constrains all transfer efficients of hot metal ladle in a way.
At present, about high alumina castable or A1 2o 3the pertinent literature report of-SiC matter mould material also has many, such as: 1, application number is 201210247677.6, name is called the patent of invention of " a kind of High-Alumina high-temperature flame-proof pouring material and preparation method ", a certain proportion of high aluminium material, superfine kaolin, black mud, diabase, binding agent, short solidifying powder, lapis amiridis, zircon sand and a small amount of water carry out mixing by this patent of invention, ageing mixture makes.2, application number is 201310508055.9, name is called the application for a patent for invention of " High-alumina high-temperature refractory castable for power station boiler ", this patent application mould material comprises following parts by weight component and makes: bauxites aggregate 60 ~ 80, superfine kaolin 5 ~ 12, binding agent 5 ~ 12, silicon powder 2 ~ 8, alumina powder 2 ~ 10, water 1 ~ 5.Wherein, in the number of bauxites aggregate 60 ~ 80, coarse aggregate accounts for 30% ~ 40%, and middle aggregate accounts for 35% ~ 45%, and fine aggregate accounts for 20% ~ 30%.Binding agent comprises following parts by weight component and makes: Magnesium Silicate q-agent 20 ~ 40, phosphoric acid salt 80 ~ 60.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of and have that medium temperature intensity is high, thermal shock resistance good, corrosion resistance is strong and the hot metal ladle of quick baking can continue to use aluminium silicon sol mixed binding aluminium silicon carbide mould material, and provide the preparation method of this silicon sol mixed binding aluminium silicon carbide mould material; Namely the invention provides a kind of aluminium silicon sol mixed binding aluminium silicon carbide mould material and preparation method thereof.
In order to solve the problem, the technical scheme that the present invention takes is:
The invention provides a kind of aluminium silicon sol mixed binding aluminium silicon carbide mould material, represent with weight percentage, the alumine aggregate 25 ~ 35% containing raw material 12 ~ 8mm in described casting material formula, the alumine aggregate 10 ~ 15% of 8 ~ 3mm, the alumine aggregate 15 ~ 20% of 3 ~ 0mm, the corundum fine powder of < 88 μm or the α-Al of bauxitic clay fine powder 15 ~ 25%, the SiC fine powder 5 ~ 12% of < 88 μm, < 5 μm of silicon powders 1 ~ 5% and < 5 μm 2o 3micro mist 5 ~ 10%; Add in addition and account for above-mentioned raw materials gross weight 10 ~ 15% aluminium silicon sol combined binder.
According to above-mentioned aluminium silicon sol mixed binding aluminium silicon carbide mould material, Al in described corundum fine powder 2o 3mass percentage>=95%; Al in described bauxitic clay fine powder 2o 3mass percentage>=85%.
According to above-mentioned aluminium silicon sol mixed binding aluminium silicon carbide mould material, mass percentage >=90% of SiC in described SiC fine powder.
According to above-mentioned aluminium silicon sol mixed binding aluminium silicon carbide mould material, SiO in described silicon powder 2mass percentage>=90%.
According to above-mentioned aluminium silicon sol mixed binding aluminium silicon carbide mould material, described α-Al 2o 3al in micro mist 2o 3mass percentage>=97%.
According to above-mentioned aluminium silicon sol mixed binding aluminium silicon carbide mould material, the preparation method of described aluminium silicon sol combined binder is: first by the ρ-Al of 30 wt% 2o 3micro mist is dispersed in the silicon sol solution of 70wt%, then adds the tripoly phosphate sodium STPP or Sodium hexametaphosphate 99 that account for two kinds of raw material gross weights 0.5 ~ 1%, is prepared into aluminium silicon sol combined binder after mixing.
According to above-mentioned aluminium silicon sol mixed binding aluminium silicon carbide mould material, SiO in described silicon sol solution 2mass concentration be 30 ± 1%, the density of silicon sol solution is 1.19 ~ 1.21 gcm -3(20 DEG C), SiO in silicon sol solution 2particle diameter be 10 ~ 20nm.
A preparation method for aluminium silicon sol mixed binding aluminium silicon carbide mould material, described preparation method is:
First take various raw material according to the ratio of above-mentioned mould material, first by take alumine aggregate, corundum fine powder or bauxitic clay fine powder, SiC fine powder, silicon powder and α-Al 2o 3micro mist mixes, then add aluminium silicon sol combined binder to mix, mix after vibration shaping, the maintenance 4 ~ 8 hours at physical environment temperature of base substrate after shaping, the demoulding after maintenance, after the demoulding at 120 ~ 140 DEG C dry 12 ~ 24 hours, after drying, obtain product aluminium silicon sol mixed binding aluminium silicon carbide mould material.
According to the preparation method of above-mentioned aluminium silicon sol mixed binding aluminium silicon carbide mould material, the volume density of products obtained therefrom aluminium silicon sol mixed binding aluminium silicon carbide mould material is 2.60 ~ 2.85 gcm -3.
positive beneficial effect of the present invention:
1, compared with the mould material that mould material of the present invention and aluminous cement combine, mould material prepared by the present invention combines owing to not adopting aluminous cement, not containing CaO in mould material, can not production low melting point phase under high temperature, therefore, its iron-resistant scouring performance strong (during the static crucible anti-slag experiment of 1450 DEG C × 3h, mould material corrosion resistance of the present invention is traditional cement in conjunction with 2 times of high alumina castable).
2, mould material of the present invention is owing to have employed aluminium silicon sol combined binder, the ultra-fine SiO under middle temperature in bonding agent 2particle and Al 2o 3particle can react and generate the good mullite of heat-resistant knocking stability.Therefore, the medium temperature intensity of mould material of the present invention is high, thermal shock resistance good (under 1100 DEG C-water-cooled condition, mould material heat-shock resistance number of times >=10 time of the present invention, and traditional cement is in conjunction with heat-shock resistance number of times≤8 time of high alumina castable.)。
3, the short period of time maintenance of 4-8h hour is only needed in mould material preparation process of the present invention, lower than the curing time of cement in conjunction with the minimum 24h of mould material, and can quick baking, there will not be the problem of explosion.
In sum, the present invention adopts aluminium silicon sol combined binder mould material to have the advantages that medium temperature intensity is high, thermal shock resistance good, erosion-resisting characteristics is strong, and can also quick baking, improves all transfer efficients of hot metal ladle.Its work-ing life reaches synchronous with iron bag residue pile, and solve the problem that common high alumina castable midway needs to repair, work-ing life is original two times, effectively can save the consumption of refractory materials.
four, embodiment:
Set forth the present invention further below in conjunction with embodiment, but do not limit content of the present invention.
The each raw material specific requirement adopted in following examples is as follows:
Al in described corundum fine powder 2o 3mass percentage>=95%, Al in described bauxitic clay fine powder 2o 3mass percentage>=85%, mass percentage>=90% of SiC in described SiC fine powder, SiO in described silicon powder 2mass percentage>=90%, described α-Al 2o 3al in micro mist 2o 3mass percentage>=97%.
Embodiment 1:
Aluminium silicon sol mixed binding aluminium silicon carbide mould material of the present invention, represent with weight percentage, the raw material of described mould material consists of: the α-Al of the alumine aggregate 25% of 12 ~ 8mm, the alumine aggregate 10% of 8 ~ 3mm, the alumine aggregate 15% of 3 ~ 0mm, the corundum fine powder 25% of < 88 μm, the SiC fine powder 12% of < 88 μm, < 5 μm of silicon powders 3% and < 5 μm 2o 3micro mist 10%; Add the aluminium silicon sol combined binder accounting for above-mentioned raw materials gross weight 10% in addition.
The preparation method of described aluminium silicon sol combined binder is: first by the ρ-Al of 30 wt% 2o 3micro mist is dispersed in the silicon sol solution of 70wt% (SiO in described silicon sol solution 2mass concentration be 30 ± 1%, the density of silicon sol solution is 1.19 ~ 1.21 gcm -3(20 DEG C), SiO in silicon sol solution 2particle diameter be 10 ~ 20nm), then add the tripoly phosphate sodium STPP accounting for two kinds of raw material gross weights 0.8%, after mixing, be prepared into aluminium silicon sol combined binder.
Embodiment 2:
Aluminium silicon sol mixed binding aluminium silicon carbide mould material of the present invention, represent with weight percentage, the raw material of described mould material consists of: the α-Al of the alumine aggregate 35% of 12 ~ 8mm, the alumine aggregate 10% of 8 ~ 3mm, the alumine aggregate 20% of 3 ~ 0mm, the corundum fine powder 15% of < 88 μm, the SiC fine powder 5% of < 88 μm, < 5 μm of silicon powders 5% and < 5 μm 2o 3micro mist 10%; Add the aluminium silicon sol combined binder accounting for above-mentioned raw materials gross weight 15% in addition.
The preparation method of described aluminium silicon sol combined binder is: first by the ρ-Al of 30 wt% 2o 3micro mist is dispersed in the silicon sol solution of 70wt% (SiO in described silicon sol solution 2mass concentration be 30 ± 1%, the density of silicon sol solution is 1.19 ~ 1.21 gcm -3(20 DEG C), SiO in silicon sol solution 2particle diameter be 10 ~ 20nm), then add the Sodium hexametaphosphate 99 accounting for two kinds of raw material gross weights 0.5%, after mixing, be prepared into aluminium silicon sol combined binder.
Embodiment 3:
Aluminium silicon sol mixed binding aluminium silicon carbide mould material of the present invention, represent with weight percentage, the raw material of described mould material consists of: the α-Al of the alumine aggregate 30% of 12 ~ 8mm, the alumine aggregate 13% of 8 ~ 3mm, the alumine aggregate 17% of 3 ~ 0mm, the corundum fine powder 20% of < 88 μm, the SiC fine powder 11% of < 88 μm, < 5 μm of silicon powders 1% and < 5 μm 2o 3micro mist 8%; Add the aluminium silicon sol combined binder accounting for above-mentioned raw materials gross weight 12% in addition.
The preparation method of described aluminium silicon sol combined binder is: first by the ρ-Al of 30 wt% 2o 3micro mist is dispersed in the silicon sol solution of 70wt% (SiO in described silicon sol solution 2mass concentration be 30 ± 1%, the density of silicon sol solution is 1.19 ~ 1.21 gcm -3(20 DEG C), SiO in silicon sol solution 2particle diameter be 10 ~ 20nm), then add the Sodium hexametaphosphate 99 accounting for two kinds of raw material gross weights 1%, after mixing, be prepared into aluminium silicon sol combined binder.
Embodiment 4:
Aluminium silicon sol mixed binding aluminium silicon carbide mould material of the present invention, represent with weight percentage, the raw material of described mould material consists of: the α-Al of the alumine aggregate 35% of 12 ~ 8mm, the alumine aggregate 12% of 8 ~ 3mm, the alumine aggregate 20% of 3 ~ 0mm, the corundum fine powder 15% of < 88 μm, the SiC fine powder 8% of < 88 μm, < 5 μm of silicon powders 5% and < 5 μm 2o 3micro mist 5%; Add the aluminium silicon sol combined binder accounting for above-mentioned raw materials gross weight 11% in addition.
The preparation method of described aluminium silicon sol combined binder is: first by the ρ-Al of 30 wt% 2o 3micro mist is dispersed in the silicon sol solution of 70wt% (SiO in described silicon sol solution 2mass concentration be 30 ± 1%, the density of silicon sol solution is 1.19 ~ 1.21 gcm -3(20 DEG C), SiO in silicon sol solution 2particle diameter be 10 ~ 20nm), then add the tripoly phosphate sodium STPP accounting for two kinds of raw material gross weights 0.6%, after mixing, be prepared into aluminium silicon sol combined binder.
Embodiment 5:
Aluminium silicon sol mixed binding aluminium silicon carbide mould material of the present invention, represent with weight percentage, the raw material of described mould material consists of: the α-Al of the alumine aggregate 28% of 12 ~ 8mm, the alumine aggregate 15% of 8 ~ 3mm, the alumine aggregate 18% of 3 ~ 0mm, the bauxitic clay fine powder 19% of < 88 μm, the SiC fine powder 11% of < 88 μm, < 5 μm of silicon powders 1% and < 5 μm 2o 3micro mist 8%; Add the aluminium silicon sol combined binder accounting for above-mentioned raw materials gross weight 12% in addition.
The preparation method of described aluminium silicon sol combined binder is: first by the ρ-Al of 30 wt% 2o 3micro mist is dispersed in the silicon sol solution of 70wt% (SiO in described silicon sol solution 2mass concentration be 30 ± 1%, the density of silicon sol solution is 1.19 ~ 1.21 gcm -3(20 DEG C), SiO in silicon sol solution 2particle diameter be 10 ~ 20nm), then add the tripoly phosphate sodium STPP accounting for two kinds of raw material gross weights 0.9%, after mixing, be prepared into aluminium silicon sol combined binder.
Embodiment 6:
Aluminium silicon sol mixed binding aluminium silicon carbide mould material of the present invention, represent with weight percentage, the raw material of described mould material consists of: the α-Al of the alumine aggregate 32% of 12 ~ 8mm, the alumine aggregate 15% of 8 ~ 3mm, the alumine aggregate 20% of 3 ~ 0mm, the bauxitic clay fine powder 15% of < 88 μm, the SiC fine powder 8% of < 88 μm, < 5 μm of silicon powders 5% and < 5 μm 2o 3micro mist 5%; Add the aluminium silicon sol combined binder accounting for above-mentioned raw materials gross weight 11% in addition.
The preparation method of described aluminium silicon sol combined binder is: first by the ρ-Al of 30 wt% 2o 3micro mist is dispersed in the silicon sol solution of 70wt% (SiO in described silicon sol solution 2mass concentration be 30 ± 1%, the density of silicon sol solution is 1.19 ~ 1.21 gcm -3(20 DEG C), SiO in silicon sol solution 2particle diameter be 10 ~ 20nm), then add the Sodium hexametaphosphate 99 accounting for two kinds of raw material gross weights 0.5%, after mixing, be prepared into aluminium silicon sol combined binder.
The preparation method of above-described embodiment 1 ~ 6 aluminium silicon sol mixed binding aluminium silicon carbide mould material is:
First take various raw material according to the ratio of mould material described in embodiment 1 ~ 6 any embodiment, first by take alumine aggregate, corundum fine powder or bauxitic clay fine powder, SiC fine powder, silicon powder and α-Al 2o 3micro mist mixes, then add aluminium silicon sol combined binder to mix, mix after vibration shaping, the maintenance 4 ~ 8 hours at physical environment temperature of base substrate after shaping, the demoulding after maintenance, after the demoulding at 120 ~ 140 DEG C dry 12 ~ 24 hours, (volume density was 2.60 ~ 2.85 gcm to obtain product aluminium silicon sol mixed binding aluminium silicon carbide mould material after drying -3).
The performance test results of the aluminium silicon sol mixed binding mould material utilizing embodiment 1 ~ 6 to be prepared from refers to table 1.

Claims (8)

1. an aluminium silicon sol mixed binding aluminium silicon carbide mould material, it is characterized in that, represent with weight percentage, the alumine aggregate 25 ~ 35% containing raw material 12 ~ 8mm in described casting material formula, the alumine aggregate 10 ~ 15% of 8 ~ 3mm, the alumine aggregate 15 ~ 20% of 3 ~ 0mm, the corundum fine powder of < 88 μm or the α-Al of bauxitic clay fine powder 15 ~ 25%, the SiC fine powder 5 ~ 12% of < 88 μm, < 5 μm of silicon powders 1 ~ 5% and < 5 μm 2o 3micro mist 5 ~ 10%; Add in addition and account for above-mentioned raw materials gross weight 10 ~ 15% aluminium silicon sol combined binder.
2. aluminium silicon sol mixed binding aluminium silicon carbide mould material according to claim 1, is characterized in that: Al in described corundum fine powder 2o 3mass percentage>=95%; Al in described bauxitic clay fine powder 2o 3mass percentage>=85%.
3. aluminium silicon sol mixed binding aluminium silicon carbide mould material according to claim 1, is characterized in that: mass percentage >=90% of SiC in described SiC fine powder.
4. aluminium silicon sol mixed binding aluminium silicon carbide mould material according to claim 1, is characterized in that: SiO in described silicon powder 2mass percentage>=90%.
5. aluminium silicon sol mixed binding aluminium silicon carbide mould material according to claim 1, is characterized in that: described α-Al 2o 3al in micro mist 2o 3mass percentage>=97%.
6. aluminium silicon sol mixed binding aluminium silicon carbide mould material according to claim 1, it is characterized in that, the preparation method of described aluminium silicon sol combined binder is: first by the ρ-Al of 30 wt% 2o 3micro mist is dispersed in the silicon sol solution of 70wt%, then adds the tripoly phosphate sodium STPP or Sodium hexametaphosphate 99 that account for two kinds of raw material gross weights 0.5 ~ 1%, is prepared into aluminium silicon sol combined binder after mixing.
7. a preparation method for aluminium silicon sol mixed binding aluminium silicon carbide mould material, is characterized in that, described preparation method is:
First take various raw material according to the ratio of mould material described in claim 1, first by take alumine aggregate, corundum fine powder or bauxitic clay fine powder, SiC fine powder, silicon powder and α-Al 2o 3micro mist mixes, then add aluminium silicon sol combined binder to mix, mix after vibration shaping, the maintenance 4 ~ 8 hours at physical environment temperature of base substrate after shaping, the demoulding after maintenance, after the demoulding at 120 ~ 140 DEG C dry 12 ~ 24 hours, after drying, obtain product aluminium silicon sol mixed binding aluminium silicon carbide mould material.
8. the preparation method of aluminium silicon sol mixed binding aluminium silicon carbide mould material according to claim 7, is characterized in that: the volume density of products obtained therefrom aluminium silicon sol mixed binding aluminium silicon carbide mould material is 2.60 ~ 2.85 gcm -3.
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CN105367094A (en) * 2015-11-04 2016-03-02 长兴明天炉料有限公司 Alumina-silica environment-friendly main channel castable
CN110642610A (en) * 2019-06-28 2020-01-03 广东韶钢松山股份有限公司 Refractory brick for steel receiving opening of tundish and preparation method thereof
CN113321495A (en) * 2021-08-04 2021-08-31 北京利尔高温材料股份有限公司 Cement-free high-performance pumping furnace hearth material

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102381881A (en) * 2011-07-25 2012-03-21 郑州京华耐火材料实业有限公司 High-aluminum silicon carbide casting material combined with silica sol
CN102775163A (en) * 2012-07-25 2012-11-14 江苏省陶瓷研究所有限公司 Silicon carbide-cordierite composite ceramic kiln furniture and preparation method thereof
CN103553687A (en) * 2013-11-09 2014-02-05 宁夏天纵泓光余热发电技术有限公司 Heat-insulating fireproof pouring material

Family Cites Families (1)

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Publication number Priority date Publication date Assignee Title
JPH09132466A (en) * 1995-11-02 1997-05-20 Toshiba Ceramics Co Ltd Castable refractory for immersion lance

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102381881A (en) * 2011-07-25 2012-03-21 郑州京华耐火材料实业有限公司 High-aluminum silicon carbide casting material combined with silica sol
CN102775163A (en) * 2012-07-25 2012-11-14 江苏省陶瓷研究所有限公司 Silicon carbide-cordierite composite ceramic kiln furniture and preparation method thereof
CN103553687A (en) * 2013-11-09 2014-02-05 宁夏天纵泓光余热发电技术有限公司 Heat-insulating fireproof pouring material

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