CN104030697A - Support brick - Google Patents

Support brick Download PDF

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Publication number
CN104030697A
CN104030697A CN201410226556.2A CN201410226556A CN104030697A CN 104030697 A CN104030697 A CN 104030697A CN 201410226556 A CN201410226556 A CN 201410226556A CN 104030697 A CN104030697 A CN 104030697A
Authority
CN
China
Prior art keywords
holder brick
brick
sio
holder
zro
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.)
Pending
Application number
CN201410226556.2A
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Chinese (zh)
Inventor
高寿林
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.)
Zhejiang Li Xin High-Temperature Refractory Co Ltd
Original Assignee
Zhejiang Li Xin High-Temperature Refractory Co Ltd
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 Zhejiang Li Xin High-Temperature Refractory Co Ltd filed Critical Zhejiang Li Xin High-Temperature Refractory Co Ltd
Priority to CN201410226556.2A priority Critical patent/CN104030697A/en
Publication of CN104030697A publication Critical patent/CN104030697A/en
Pending legal-status Critical Current

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Abstract

The invention provides a support brick, and belongs to the field of refractory materials. The support brick provided by the invention is effectively enhanced in heat shock resistant capacity by being changed in chemical component. The support brick comprises the following components in percentage by weight: 76%-85% of Al2O3, 7.7%-14% of SiO2, 0.3%-0.5% of Fe2O3, 6.5%-8.5% of ZrO2 and 0.5%-1% of Li2CO3.

Description

A kind of holder brick
Technical field
The present invention relates to a kind of holder brick, belong to fire resisting material field.
Background technology
Glass is because the effect that can play every wind printing opacity is widely used on buildings.Glass is a kind of noncrystalline solid, and its fusing point can vary with temperature and change.Glass after fusing need to be cooling on holder brick, and when cooling, glass cooling on holder brick usually can crack because of holder brick thermal shock, thereby causes glass to be scrapped.
Summary of the invention
The invention provides a kind of holder brick, thereby ask the chemical composition of brick effectively to improve the thermal shock resistance of holder brick by change.
For addressing the above problem, the present invention has adopted following technical scheme: a kind of holder brick, the component of described holder brick comprises Al 2o 3, SiO 2, Fe 2o 3, ZrO 2and Li 2cO 3, in described holder brick, the weight percent of each component is Al 2o 376%-85%, SiO 27.7%-14%, Fe 2o 30.3%-0.5%, ZrO 26.5%-8.5%, Li 2cO 30.5%-1%.
Further, in described holder brick, the weight percent of each component is Al 2o 385%, SiO 27.7%, Fe 2o 30.3%, ZrO 26.5%, Li 2cO 30.5%.
Further, in described holder brick, the weight percent of each component is Al 2o 381%, SiO 26%, Fe 2o 30.4%, ZrO 212%, Li 2cO 30.6%.
Further, in described holder brick, the weight percent of each component is Al 2o 376%, SiO 214%, Fe 2o 30.5%, ZrO 28.5%, Li 2cO 31%.
Beneficial effect of the present invention:
Glass flows under melted state can the noncrystalline solid of cooling formation through holder brick, Al 2o 3can reduce holder brick cooled glass and produce the phenomenon of thermal shock.SiO 2can with Al 2o 3reaction can generate mullite, and mullite is a kind of refractory materials of high-quality, effectively improves the refractory temperature that holder turns.SiO 2except can with Al 2o 3outside reaction, can also be used for filling the bubble that glass under melted state is being cooled to noncrystalline solid process and produces.
In holder brick, the weight percent of each component is Al 2o 376%-85%, SiO 27.7%-14%, Fe 2o 30.3%-0.5%, ZrO 26.5%-8.5%, Li 2cO 3when 0.5%-1%, the compressive strength of holder brick is more than 100MPa, and refractoriness under load is more than 1650 DEG C, volume density 3.15g/cm 3above.
ZrO 2there is the effect of catalyzer, can improve Al 2o 3and SiO 2the crystallization velocity of the two, has also improved toughness and erosion resistance that holder turns simultaneously.ZrO 2after weight percent in holder turns exceedes 8.5%, there is part ZrO 2to not participate in catalysis SiO 2and Al 2o 3, and be clipped in mullite embrittlement mullite.
Li 2cO 3can with Al 2o 3reaction generates crystallisate, thereby strengthens the thermal shock resistance that holder turns.And, Li 2cO 3can also improve the resistance to fouling that holder turns, thereby further reduce ZrO 2weight percent in holder brick, effectively avoids ZrO 2content too much causes the embrittlement of holder brick.
Embodiment
Embodiment 1
A kind of holder brick, the component of holder brick comprises Al 2o 3, SiO 2, Fe 2o 3, CaO and BaCO 3, in holder brick, the weight percent of each component is Al 2o 385%, SiO 27.7%, Fe 2o 30.3%, ZrO 26.5%, Li 2cO 30.5%.
In the present embodiment, Al 2o 3weight percent in holder turns is higher, is preventing that glass flows under melted state is in the time that holder brick is cooled to noncrystalline solid, holder brick generation thermal shock phenomenon and splitting, thus extend work-ing life of holder brick.
Embodiment 2
A kind of holder brick, the component of holder brick comprises Al 2o 3, SiO 2, Fe 2o 3, CaO and BaCO 3, in holder brick, the weight percent of each component is Al 2o 381%, SiO 26%, Fe 2o 30.4%, ZrO 212%, Li 2cO 30.6%.
In the present embodiment, in holder brick, the weight percent of each component is more reasonable, in improving holder brick thermal shock performance, also takes into account the corrosion-resistant property of considering holder brick.
Embodiment 3
A kind of holder brick, the component of holder brick comprises Al 2o 3, SiO 2, Fe 2o 3, CaO and BaCO 3, in holder brick, the weight percent of each component is Al 2o 376%, SiO 214%, Fe 2o 30.5%, ZrO 28.5%, Li 2cO 31%.
In the present embodiment, Al 2o 3content is relatively less, the most basic fire performance of holder brick, has increased ZrO in the case of ensureing 2and Li 2cO 3the two weight percent in holder brick, the resistance to fouling of greatly having strengthened holding in the palm brick.
More than be limited embodiment of the present invention, Al 2o 3, SiO 2, Fe 2o 3, CaO and BaCO 3the weight percent of five kinds of components can according to actual needs, be made suitable adjusting in the scope of its weight percent.

Claims (4)

1. a holder brick, is characterized in that: the component of described holder brick comprises Al 2o 3, SiO 2, Fe 2o 3, ZrO 2and Li 2cO 3, in described holder brick, the weight percent of each component is Al 2o 376%-85%, SiO 27.7%-14%, Fe 2o 30.3%-0.5%, ZrO 26.5%-8.5%, Li 2cO 30.5%-1%.
2. a kind of holder brick according to claim 1, is characterized in that: in described holder brick, the weight percent of each component is Al 2o 385%, SiO 27.7%, Fe 2o 30.3%, ZrO 26.5%, Li 2cO 30.5%.
3. a kind of holder brick according to claim 1, is characterized in that: in described holder brick, the weight percent of each component is Al 2o 381%, SiO 26%, Fe 2o 30.4%, ZrO 212%, Li 2cO 30.6%.
4. a kind of holder brick according to claim 1, is characterized in that: in described holder brick, the weight percent of each component is Al 2o 376%, SiO 214%, Fe 2o 30.5%, ZrO 28.5%, Li 2cO 31%.
CN201410226556.2A 2014-05-26 2014-05-26 Support brick Pending CN104030697A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410226556.2A CN104030697A (en) 2014-05-26 2014-05-26 Support brick

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410226556.2A CN104030697A (en) 2014-05-26 2014-05-26 Support brick

Publications (1)

Publication Number Publication Date
CN104030697A true CN104030697A (en) 2014-09-10

Family

ID=51461727

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410226556.2A Pending CN104030697A (en) 2014-05-26 2014-05-26 Support brick

Country Status (1)

Country Link
CN (1) CN104030697A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106336226A (en) * 2016-08-17 2017-01-18 浙江父子岭特种耐火有限公司 Ladle molten-bath brick

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1180679A (en) * 1996-10-24 1998-05-06 周季楠 Antierosion fireproof material for aluminium electrolyzer
CN1252396A (en) * 1999-11-16 2000-05-10 王孝明 Anti-seepage anti-erosion refractory material
CN1785909A (en) * 2005-12-09 2006-06-14 陈文杨 High-crystal structure cordierite-mullite kiln furniture, kiln refractory product and roasting process
CN103482993A (en) * 2013-09-13 2014-01-01 湖南仁海科技材料发展有限公司 Adamantine spar and mullite composite material sagger and method for manufacturing sagger

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1180679A (en) * 1996-10-24 1998-05-06 周季楠 Antierosion fireproof material for aluminium electrolyzer
CN1252396A (en) * 1999-11-16 2000-05-10 王孝明 Anti-seepage anti-erosion refractory material
CN1785909A (en) * 2005-12-09 2006-06-14 陈文杨 High-crystal structure cordierite-mullite kiln furniture, kiln refractory product and roasting process
CN103482993A (en) * 2013-09-13 2014-01-01 湖南仁海科技材料发展有限公司 Adamantine spar and mullite composite material sagger and method for manufacturing sagger

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106336226A (en) * 2016-08-17 2017-01-18 浙江父子岭特种耐火有限公司 Ladle molten-bath brick

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Effective date of abandoning: 20160622

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