CN104310969A - Powder for preparing mold brick, mold brick for hot-bending glass, and preparation method thereof - Google Patents
Powder for preparing mold brick, mold brick for hot-bending glass, and preparation method thereof Download PDFInfo
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- C04B2235/3427—Silicates other than clay, e.g. water glass
- C04B2235/3463—Alumino-silicates other than clay, e.g. mullite
- C04B2235/3481—Alkaline earth metal alumino-silicates other than clay, e.g. cordierite, beryl, micas such as margarite, plagioclase feldspars such as anorthite, zeolites such as chabazite
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Abstract
The invention discloses powder for preparing a mold brick, a mold brick for hot-blending glass, and a preparation method thereof. The powder comprises the following components by weight: 10-15 parts of perlite, 15-25 parts of silica powder, 25-30 parts of alpha-alumina powder, 8-12 parts of magnesia powder and 5-16 parts of clay powder. The powder for preparing the mold brick compounds the perlite, silica powder, alpha-alumina powder, magnesia powder and clay powder as a matrix, and is reasonable in formula. All components interact with each other synergistically; and then a bonding agent, fibers and water are added in the powder to obtain the mold brick; the mold brick for hot-blending glass is uniform in structure, has good thermal shock stability, high strength and low cost, has no dust during processing, meets the requirements of high use performances of the mold brick by productions of automobile rearview mirror and hot-bending glass, and has wide application prospects.
Description
Technical field
The invention belongs to glass production modular brick technical field, be specifically related to a kind of powder for the preparation of modular brick, also relate to glass bending modular brick using this preparation and preparation method thereof simultaneously.
Background technology
Heat-bending glass is by sheet glass thermoplastic, shaping in a mold, then through the bend glass made of annealing.The general pattern of heat-bending glass is attractive in appearance, the lines flow smoothly, breaches the unicity of sheet glass, uses more versatile and flexible, can meet the quality requirements of modern architecture.
Glass bending modular brick is mainly used in the mould making glass bending, as made the mould of automobile rearview mirror, side mirror, magnifying glass, is the important profiled part of glass bending production line, environment for use very severe.The applying working condition temperature range of glass bending modular brick is: with 600 DEG C ~ 800 DEG C, glass contact face, with non glass contact surface 150 DEG C ~ 300 DEG C.In order to the heat-bending glass of production high-quality, glass bending modular brick must have following performance: 1) even structure, exquisiteness, must not have any impurity; 2) intensity is high, has workability, does not produce micronic dust after processing; 3) there is good thermal shock resistance energy; 4) volume stability under different high temperature, has low thermal expansion; 5) have applied at elevated temperature performance, with glass, any reaction must not occur, must not there is pit, mildew, locus coeruleus in glass surface.But the general poor quality of existing modular brick on market, performance is not good, can not meet the demand of people to glass bending modular brick high use properties.
Summary of the invention
The object of this invention is to provide a kind of powder for the preparation of modular brick, solve existing modular brick and can not meet the demand of people to high use properties.
Second object of the present invention is to provide a kind of glass bending modular brick.
3rd object of the present invention is to provide a kind of preparation method of glass bending modular brick.
In order to realize above object, the technical solution adopted in the present invention is: a kind of powder for the preparation of modular brick, comprises the component of following parts by weight: perlite 10 ~ 15 parts, silicon powder 15 ~ 25 parts, alpha-aluminium oxide powder 25 ~ 30 parts, magnesia powder 8 ~ 12 parts, clay powder 5 ~ 16 parts.
Preferably, described perlitic specification >200 order.The specification >1500 order of described silicon powder.The specification >1000 order of described alpha-aluminium oxide powder.The specification >1000 order of described magnesia powder.The specification >360 order of described clay powder.
A kind of glass bending modular brick, is made up of the raw material of following parts by weight: perlite 10 ~ 15 parts, silicon powder 15 ~ 25 parts, alpha-aluminium oxide powder 25 ~ 30 parts, magnesia powder 8 ~ 12 parts, clay powder 5 ~ 16 parts, bonding agent 10 ~ 15 parts, fiber 5 ~ 8 parts, 25 ~ 30 parts, water.
Described bonding agent is aluminium dihydrogen phosphate, aluminium hydroxide or calcium lignin sulphonate.
Described fiber is glass fibre.The diameter of described glass fibre is less than 0.1mm.
A preparation method for above-mentioned glass bending modular brick, comprises the following steps:
1) get perlite, silicon powder, alpha-aluminium oxide powder, magnesia powder, clay powder, bonding agent, fiber by weight, mix with water, obtain compound;
2) after compound being added shaper, shaper is placed in pressing machine, make compound reach dense state through exhaust, compacting, pressurize, the demoulding, obtains blank;
3) by step 2) gained blank carries out maintenance, after be dried to when blank moisture content is less than 1% and sinter, to obtain final product.
Step 2) described in dense state be volume density be 0.75g/cm
3~ 0.95g/cm
3.
Step 2) described in compacting pressure be 10 ~ 15MPa; The time of described pressurize is 10 ~ 15s.
Maintenance described in step 3) refer to plastic film by blank cover carry out maintenance; The time of maintenance is 15 days.
Temperature dry described in step 3) is 120 ~ 150 DEG C.
The temperature sintered described in step 3) is 1050 DEG C ~ 1150 DEG C, and the time is 130 ~ 150h.
Powder for the preparation of modular brick of the present invention, carries out composite as substrate material using perlite, silicon powder, alpha-aluminium oxide powder, magnesia powder and clay powder, rationally, each component intercouples formula, synergy; Add bonding agent, fiber and water again and make modular brick, gained glass bending modular brick even structure, good thermal shock stability, intensity is high, processing is without micronic dust, cost is low, and the production meeting automobile rearview mirror production and heat-bending glass, for the demand of modular brick high use properties, has broad application prospects.
Glass bending modular brick of the present invention, adopts above-mentioned powder to make substrate material, then adds bonding agent, fiber and water and make, and products obtained therefrom has the following advantages:
1) structure is fine and smooth: solid material used is ultrafine powder material, and makes fine powder dispersion agent with ultra-fine fibre, gained modular brick even structure, exquisiteness;
2) intensity is high: bonding agent and substrate material just can form Ceramic bond at 600 DEG C, and simultaneously solid material used all adopts super-fine powder material, is more conducive to low temperature bond, makes product from blank to low temperature and high-temperature time has enough structural strengths;
3) there is processability: adopt ultra-fine fibre as dispersion agent, make interiors of products define uniform through pore, there is good processing characteristics, and because product strength is high, hardness large, processing rear surface does not produce micronic dust;
4) volume stability: solid material major part is high-purity agglomerated material, products obtained therefrom volume is very stable, 1000 DEG C of reheating linear change rate on reheating are zero, the stability that under the long-term large temperature difference operating mode of guarantee glass bending modular brick, (the upper and lower surface temperature difference 200 DEG C ~ 850 DEG C) uses;
5) foreign matter content is low, and heat resistance is good, and the glass surface using glass bending modular brick of the present invention shaping is without pit, without locus coeruleus, without mist spot.
The preparation method of glass bending modular brick of the present invention, adopt the technique of batch mixing, die-filling compacting, demoulding maintenance, drying, sintering successively, gained glass bending modular brick even structure, good thermal shock stability, intensity is high, processing, without micronic dust, meets the demand of production for modular brick high use properties of automobile rearview mirror production and heat-bending glass; Can prepare plurality of specifications size according to demand, eliminate the operation of cutting during follow-up use, suitability is wide; Technique is simple, and easy to operate, cost is low, is applicable to large-scale industrial production.
Embodiment
Below in conjunction with specific embodiments, the present invention is further illustrated.
Embodiment 1
The powder for the preparation of modular brick of the present embodiment, comprises the component of following parts by weight: perlite 12 parts, silicon powder 18 parts, Alpha-alumina micro mist 25 parts, high-purity magnesium oxide micro mist 10 parts, clay powder 15 parts.In high-purity magnesium oxide micro mist, the content of MgO is greater than 99.99%.
Described perlitic specification >200 order; The specification >1500 order of described silicon powder; The specification >1000 order of described Alpha-alumina micro mist; The specification >1000 order of described high-purity magnesium oxide micro mist; The specification >360 order of described clay powder.
The glass bending modular brick of the present embodiment, is made up of the raw material of following parts by weight: perlite 12 parts, silicon powder 18 parts, Alpha-alumina micro mist 25 parts, high-purity magnesium oxide micro mist 10 parts, clay powder 15 parts, bonding agent (aluminium dihydrogen phosphate) 12 parts, 8 parts, glass fibre, 25 parts, water.The mean diameter of described glass fibre is 80 μm.
The preparation method of the glass bending modular brick of the present embodiment, comprises the following steps:
1) get perlite, silicon powder, Alpha-alumina micro mist, high-purity magnesium oxide micro mist, clay powder, bonding agent (aluminium dihydrogen phosphate), glass fibre by weight, mix with water, obtain compound;
2) after compound being added shaper, shaper is placed in hydraulic press, (volume density is 0.75g/cm to make compound reach dense state through exhaust, compacting under 10MPa condition, pressurize 15s
3~ 0.95g/cm
3), the demoulding, obtains blank;
3) with plastic film by step 2) gained blank covers and carries out maintenance, maintenance is placed in drying kiln on 15th, dry at 150 DEG C, when being less than 1% to blank moisture content, sintering, to obtain final product at 1050 DEG C.
Embodiment 2
The powder for the preparation of modular brick of the present embodiment, comprises the component of following parts by weight: perlite 15 parts, silicon powder 15 parts, Alpha-alumina micro mist 28 parts, high-purity magnesium oxide micro mist 10 parts, clay powder 16 parts.In high-purity magnesium oxide micro mist, the content of MgO is greater than 99.99%.
Described perlitic specification >200 order; The specification >1500 order of described silicon powder; The specification >1000 order of described Alpha-alumina micro mist; The specification >1000 order of described high-purity magnesium oxide micro mist; The specification >360 order of described clay powder.
The glass bending modular brick of the present embodiment, is made up of the raw material of following parts by weight: perlite 15 parts, silicon powder 15 parts, Alpha-alumina micro mist 28 parts, high-purity magnesium oxide micro mist 10 parts, clay powder 16 parts, bonding agent (aluminium hydroxide) 10 parts, 6 parts, glass fibre, 28 parts, water.The mean diameter of described glass fibre is 50 μm.
The preparation method of the glass bending modular brick of the present embodiment, comprises the following steps:
1) get perlite, silicon powder, Alpha-alumina micro mist, high-purity magnesium oxide micro mist, clay powder, bonding agent (aluminium hydroxide), glass fibre by weight, mix with water, obtain compound;
2) after compound being added shaper, shaper is placed in hydraulic press, (volume density is 0.75g/cm to make compound reach dense state through exhaust, compacting under 12MPa condition, pressurize 14s
3~ 0.95g/cm
3), the demoulding, obtains blank;
3) with plastic film by step 2) gained blank covers and carries out maintenance, maintenance is placed in drying kiln on 15th, dry at 140 DEG C, when being less than 1% to blank moisture content, sintering, to obtain final product at 1100 DEG C.
Embodiment 3
The powder for the preparation of modular brick of the present embodiment, comprises the component of following parts by weight: perlite 13 parts, silicon powder 16 parts, Alpha-alumina micro mist 30 parts, high-purity magnesium oxide micro mist 8 parts, clay powder 10 parts.In high-purity magnesium oxide micro mist, the content of MgO is greater than 99.99%.
Described perlitic specification >200 order; The specification >1500 order of described silicon powder; The specification >1000 order of described Alpha-alumina micro mist; The specification >1000 order of described high-purity magnesium oxide micro mist; The specification >360 order of described clay powder.
The glass bending modular brick of the present embodiment, is made up of the raw material of following parts by weight: perlite 13 parts, silicon powder 16 parts, Alpha-alumina micro mist 30 parts, high-purity magnesium oxide micro mist 8 parts, clay powder 10 parts, bonding agent (calcium lignin sulphonate) 13 parts, 5 parts, glass fibre, 25 parts, water.The mean diameter of described glass fibre is 20 μm.
The preparation method of the glass bending modular brick of the present embodiment, comprises the following steps:
1) get perlite, silicon powder, Alpha-alumina micro mist, high-purity magnesium oxide micro mist, clay powder, bonding agent (calcium lignin sulphonate), glass fibre by weight, mix with water, obtain compound;
2) after compound being added shaper, shaper is placed in hydraulic press, (volume density is 0.75g/cm to make compound reach dense state through exhaust, compacting under 13MPa condition, pressurize 12s
3~ 0.95g/cm
3), the demoulding, obtains blank;
3) with plastic film by step 2) gained blank covers and carries out maintenance, maintenance is placed in drying kiln on 15th, dry at 120 DEG C, when being less than 1% to blank moisture content, sintering, to obtain final product at 1150 DEG C.
Embodiment 4
The powder for the preparation of modular brick of the present embodiment, comprises the component of following parts by weight: perlite 10 parts, silicon powder 25 parts, Alpha-alumina micro mist 25 parts, high-purity magnesium oxide micro mist 12 parts, clay powder 5 parts.In high-purity magnesium oxide micro mist, the content of MgO is greater than 99.99%.
Described perlitic specification >200 order; The specification >1500 order of described silicon powder; The specification >1000 order of described Alpha-alumina micro mist; The specification >1000 order of described high-purity magnesium oxide micro mist; The specification >360 order of described clay powder.
The glass bending modular brick of the present embodiment, is made up of the raw material of following parts by weight: perlite 12 parts, silicon powder 18 parts, Alpha-alumina micro mist 25 parts, high-purity magnesium oxide micro mist 10 parts, clay powder 5 parts, bonding agent (calcium lignin sulphonate) 15 parts, 8 parts, glass fibre, 26 parts, water.The mean diameter of described glass fibre is 30 μm.
The preparation method of the glass bending modular brick of the present embodiment, comprises the following steps:
1) get perlite, silicon powder, Alpha-alumina micro mist, high-purity magnesium oxide micro mist, clay powder, bonding agent (calcium lignin sulphonate), glass fibre by weight, mix with water, obtain compound;
2) after compound being added shaper, shaper is placed in hydraulic press, (volume density is 0.75g/cm to make compound reach dense state through exhaust, compacting under 15MPa condition, pressurize 10s
3~ 0.95g/cm
3), the demoulding, obtains blank;
3) with plastic film by step 2) gained blank covers and carries out maintenance, maintenance is placed in drying kiln on 15th, dry at 130 DEG C, when being less than 1% to blank moisture content, sintering, to obtain final product at 1050 DEG C.
Experimental example
This experimental example detects embodiment 1-4 gained glass bending modular brick.Result is as shown in table 1.
The detected result of table 1 embodiment 1-4 gained glass bending modular brick
Claims (10)
1. for the preparation of a powder for modular brick, it is characterized in that: the component comprising following parts by weight: perlite 10 ~ 15 parts, silicon powder 15 ~ 25 parts, alpha-aluminium oxide powder 25 ~ 30 parts, magnesia powder 8 ~ 12 parts, clay powder 5 ~ 16 parts.
2. a glass bending modular brick, is characterized in that: be made up of the raw material of following parts by weight: perlite 10 ~ 15 parts, silicon powder 15 ~ 25 parts, alpha-aluminium oxide powder 25 ~ 30 parts, magnesia powder 8 ~ 12 parts, clay powder 5 ~ 16 parts, bonding agent 10 ~ 15 parts, fiber 5 ~ 8 parts, 25 ~ 30 parts, water.
3. glass bending modular brick according to claim 2, is characterized in that: described bonding agent is aluminium dihydrogen phosphate, aluminium hydroxide or calcium lignin sulphonate.
4. glass bending modular brick according to claim 2, is characterized in that: described fiber is glass fibre.
5. a preparation method for glass bending modular brick as claimed in claim 2, is characterized in that: comprise the following steps:
1) get perlite, silicon powder, alpha-aluminium oxide powder, magnesia powder, clay powder, bonding agent, fiber by weight, mix with water, obtain compound;
2) after compound being added shaper, shaper is placed in pressing machine, make compound reach dense state through exhaust, compacting, pressurize, the demoulding, obtains blank;
3) by step 2) gained blank carries out maintenance, after be dried to when blank moisture content is less than 1% and sinter, to obtain final product.
6. the preparation method of glass bending modular brick according to claim 5, is characterized in that: step 2) described in dense state be volume density be 0.75g/cm
3~ 0.95g/cm
3.
7. the preparation method of the glass bending modular brick according to claim 5 or 6, is characterized in that: step 2) described in compacting pressure be 10 ~ 15MPa; The time of described pressurize is 10 ~ 15s.
8. the preparation method of glass bending modular brick according to claim 5, is characterized in that: maintenance described in step 3) refer to plastic film by blank cover carry out maintenance; The time of maintenance is 15 days.
9. the preparation method of glass bending modular brick according to claim 5, is characterized in that: temperature dry described in step 3) is 120 ~ 150 DEG C.
10. the preparation method of glass bending modular brick according to claim 5, is characterized in that: the temperature sintered described in step 3) is 1050 DEG C ~ 1150 DEG C, and the time is 130 ~ 150h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410133486.6A CN104310969B (en) | 2014-04-03 | 2014-04-03 | A kind of powder for the preparation of mould brick, glass bending mould brick and its preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410133486.6A CN104310969B (en) | 2014-04-03 | 2014-04-03 | A kind of powder for the preparation of mould brick, glass bending mould brick and its preparation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104310969A true CN104310969A (en) | 2015-01-28 |
| CN104310969B CN104310969B (en) | 2016-06-08 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107663095A (en) * | 2016-07-29 | 2018-02-06 | 济源市涟源炉业有限公司 | A kind of clay insulating refractory block NG130 1.0 and preparation method thereof |
| CN108706553A (en) * | 2018-07-03 | 2018-10-26 | 贵州大学 | A kind of technique of ardealite and coal ash for manufacturing glass bending modular brick coproduction acid |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1480416A (en) * | 2002-09-05 | 2004-03-10 | 吕志乾 | Bottom brick in tin pot |
| CN101747066A (en) * | 2008-12-13 | 2010-06-23 | 新密市中原特种耐火材料有限公司 | Lip tile and preparation method thereof |
| CN102040385A (en) * | 2009-10-24 | 2011-05-04 | 阮克胜 | Composite alkali-resistant refractory brick of pulverized fuel ash |
| CN102485685A (en) * | 2010-12-02 | 2012-06-06 | 上海梅山钢铁股份有限公司 | Low thermal conductivity lightweight coating |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1480416A (en) * | 2002-09-05 | 2004-03-10 | 吕志乾 | Bottom brick in tin pot |
| CN101747066A (en) * | 2008-12-13 | 2010-06-23 | 新密市中原特种耐火材料有限公司 | Lip tile and preparation method thereof |
| CN102040385A (en) * | 2009-10-24 | 2011-05-04 | 阮克胜 | Composite alkali-resistant refractory brick of pulverized fuel ash |
| CN102485685A (en) * | 2010-12-02 | 2012-06-06 | 上海梅山钢铁股份有限公司 | Low thermal conductivity lightweight coating |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107663095A (en) * | 2016-07-29 | 2018-02-06 | 济源市涟源炉业有限公司 | A kind of clay insulating refractory block NG130 1.0 and preparation method thereof |
| CN108706553A (en) * | 2018-07-03 | 2018-10-26 | 贵州大学 | A kind of technique of ardealite and coal ash for manufacturing glass bending modular brick coproduction acid |
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| CN104310969B (en) | 2016-06-08 |
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