CN1269761C - Artificial float stone and its manufacturing method - Google Patents
Artificial float stone and its manufacturing method Download PDFInfo
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- CN1269761C CN1269761C CN 200410038075 CN200410038075A CN1269761C CN 1269761 C CN1269761 C CN 1269761C CN 200410038075 CN200410038075 CN 200410038075 CN 200410038075 A CN200410038075 A CN 200410038075A CN 1269761 C CN1269761 C CN 1269761C
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- permutite
- mixture
- inorganic materials
- raw material
- mould
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Abstract
The present invention relates to artificial floatstone and a manufacturing method thereof. The artificial floatstone is formed by burning the following raw materials which comprises an inorganic material, sodium hydroxide, borax, paris white, carbon powder and mica, wherein the inorganic material is selected from minerals or clay. The method comprises: the inorganic material, the sodium hydroxide, the borax, the paris white, the carbon powder and the mica are mixed according to a required proportion; mixtures are pulverized into 60 to 200 meshes; the mixtures are put in a mould and burnt.
Description
Technical field
The present invention relates to a kind of permutite, especially relate to by inorganic materials, fusing assistant, swelling agent and linking agent and fire the permutite who forms, and this permutite's manufacture method.
Background technology
Along with improving constantly and the fast development of construction industry of living standards of the people, material of construction is had higher requirement.Modern architecture not only requires construction quality good, and functions of use is perfect, and requires buildings to have ecological, environmental protective functions such as energy-conservation, temperature adjustment, sterilization, health care.In addition, the building materials industry energy consumption is very high, and therefore building energy consumption reduces building energy consumption and become the significant problem that countries in the world are paid close attention to much larger than the throughput of the used material of construction of buildings.The most effective and the most most economical building energy conservation measure is the thermal and insulating performance that improves buildings, and materials for wall is the main body integral part of dwelling house, accounts for 70% of room construction material, and it is the emphasis of countries in the world research and development that its thermal and insulating performance improves always.Materials for wall need satisfy the requirement of difference in functionalitys such as the structure, maintenance, partition, decoration of buildings simultaneously.At present, also there is not a kind of single wall heat insulation material can satisfy building function variation requirement.Therefore, performances such as development multifunctional wall body material makes it to have lightweight, high strength and excellent fire prevention, waterproof, heat insulation, insulation, sound insulation, nontoxic, safe, attached tide, radioprotective and decoration are the important contents that present Ecological Building Materials develops.
Performances such as at present, existing people develops the insulation that multicellular glass is used for chemical industry equipment, and that multicellular glass has is combustion-supporting, moistureproof, do not wear out, do not corrode, but, be 0.6Mpa/m because the ultimate compression strength of multicellular glass is not high
2, so its crushing resistance is relatively poor, and can not make large-sized sheet material.
CN1433992A discloses a kind of buildings internal and external ornament artificial stone plate and manufacture method thereof.This artificial stone plate is to be major ingredient with the zeolite, and mixes with volcanic ash, float stone, white cement or the gluing plasticising utmost point and make.This artificial stone plate need not fire.
CN1222605A discloses a kind of artificial pumice composition and manufacture method thereof, and the blank of said composition comprises clay, inorganic thin-walled hollow spheres particulate and wettingly mould agent that wherein inorganic thin-walled hollow spheres particulate is made up of silicon oxide, aluminum oxide and impurity.This permutite is the washing processing that is used for ready-made clothes and cloth.
Summary of the invention
In order to solve the deficiencies in the prior art, the purpose of this invention is to provide a kind of permutite.
Another object of the present invention provides a kind of method of making this permutite.
Permutite of the present invention is fired by following raw material to form, described raw material comprises: inorganic materials 80.5-95.5% (weight), caustic soda 2-6% (weight), borax 1-10% (weight), Paris white 0.5-5% (weight), carbon dust 0-1.5% (weight) and mica 1-7% (weight), described inorganic materials is selected from mineral or clay.
The used inorganic materials of the present invention is drawn materials extensively, for example can be mineral or clay, for example shale, tuff, slate, coal gangue, flyash, riverbed sludge, mine tailing, waste residue or diatomite etc., this inorganic materials has following chemical ingredients (by weight percentage): SiO
250-85%, Al
2O
33-20%, Fe
2O
30.5-10%, CaO 0.4-5%; MgO 0.4-3%; Impurity 4-13%.These mineral or clay can be used alone or as a mixture.
Caustic soda that the present invention is used and borax are fusing assistants.The effect of fusing assistant is by reducing raw-material fusing point, thereby reduces the temperature of firing.
Paris white that the present invention is used and carbon dust are swelling agents.In pumiceous manufacturing processed, can only use Paris white to make swelling agent.The effect of swelling agent has been expansion, makes raw mix foaming and intumescing in sintering procedure.
The used mica of the present invention is a linking agent, and various micas all are applicable to the present invention.The effect of this linking agent is to prevent that crackle from appearring in float stone when cooling.
Permutite of the present invention prepares with following method: with inorganic materials, and caustic soda, borax, Paris white, carbon dust and mica are by required mixed; Mixture is crushed to the 60-200 order; Mixture packed into fire in the mould, the temperature of firing is 750-1186 ℃, and the firing time is 20-40 minute.
In aforesaid method, can after pulverizing, mixture in mixture, add heavy oil, and the add-on of heavy oil is the 1-3% (weight) of raw material gross weight, and heavy oil can play expansion when firing.
In the methods of the invention, can use tablets press with mixture pelleting before in mixture is packed mould into, the particulate size is in the 0.01-1.2 cm range.To fire again behind the mixture pelleting, help uniform heat transfer, fire thereby reach uniformly.Adopted releasing agent in the inventive method, as phosphorus magnesium ore deposit.
In sintering procedure, mixture at high temperature foams and expands, and has produced many apertures.Fire and finish after annealing 6-24 hour, the demoulding is then cut the permutite according to desired size.The present invention can use multiple kiln, for example tunnel kiln, track type kiln and Kun road formula kiln etc.Firing available heat coal gas, rubbish produce gas, coal dust, Sweet natural gas, coal mine gas and heavy oil etc. as the energy.
Adopt conventional detection method to detect, permutite of the present invention has following character: density: 160-442kg/m
3, ultimate compression strength: 0.6-10.40Mpa/m
2, mass loss rate :≤0.9%, water-intake rate :≤0.2-1.4%, heat conduction: 0.06-0.15W/MK.This permutite's radioactivity is better than national building standard.
Permutite of the present invention can adjust physicalies such as its stomatal frequency, thermal conductivity, unit weight amount, intensity by adjusting each components in proportions, and can produce various large, medium and small shaped brick materials, sheet material, special-shaped building materials according to demand.
Compare with existing material, permutite of the present invention has following advantage.
1, lightweight, floatability: its density is the 1/3-1/8 of common brick, can bubble through the water column, and the optimum Highrise buildings alleviates foundation load.Alternative common brick, building block greatly reduce engineering cost.
2, waterproof, protection against the tide: its structure by independent closed pore links, and is not communicated with mutually between the pore, therefore has good waterproof, humidity resistance.
3, set fire, heat insulation, the insulation: enclosed microvoid structure greatly reduces passing to of heat energy.Its magnetic texure does not burn, and has the performance of setting fire.
4, high strength: can adjust product density according to demand and make high-strength products, improve anti-external destructive ability.As its ultimate compression strength is 0.6-10.40Mpa/m
2, and the ultimate compression strength of multicellular glass is 0.6Mpa/m
2, the ultimate compression strength of cinder concrete building block is greater than 2.5Mpa/m
2
5, corrosion-resistant: it at high temperature forms the silicon-carbon crystalline state, has possessed extremely strong antiacid caustic corrosion ability.
6, sound insulation, sound-absorbing: can change its physical properties according to demand, reach better sound insulation, sound-absorbing effect.
Therefore 7, non-efflorescing cementitious: its structure hole wall becomes magnetic, easy-weathering not.
8, anti-ray: its radionuclide ratio meets " radiation protection standards for construction material " restriction in (GB6566-2000) after testing, and its application is unrestricted.
9, pollution-free: nonpollution environment waste discharge in this permutite's the production process.
10, the coefficient of expansion is little: this permutite's coefficient of expansion is little after testing, does not rupture under extremely cold, very hot situation.
11, utilize: this permutite's tailing and buildings are scrapped the recyclable utilization again of body again.
12, can be made into large-sized sheet material, for example, 2 meters * 4 meters * 0.15 meter specification is also made bigger sheet material as required.And multicellular glass can only be made fritter, as the specification of 600 * 450 * 100 (millimeters) owing to be subjected to the restriction of its performance.
Permutite of the present invention can be widely used in fields such as construction wall and chemical industry insulation, freezer, underground works, petrochemical complex, electric power, boats and ships, pontoon bridge, also can be used for production such as lifesaving, printing and dyeing in the water, entertainment service industry.
Embodiment
Embodiment 1
With 450 kilograms of shale, 10 kilograms in caustic soda, 16.1 kilograms of boraxs, 4.5 kilograms of Paris whites, 1.9 kilograms of carbon dusts, 17.5 kilograms of thorough mixing of mica.The chemical ingredients of used shale is (by weight percentage): SiO
259.64%, Al
2O
315.08%, Fe
2O
37.91%, CaO 2.96%, and MgO 2.13%, impurity 7.49%.Then mixture is crushed to 150 orders, adds 6 kilograms in heavy oil in mixture, using tablets press that mixture is made mean sizes is 0.8 centimetre uneven grain.The compound particles of making is packed in the mould, and the mould surface scribbles phosphorus magnesium ore deposit releasing agent.Then this mould is put into tunnel kiln and fire, temperature is risen to be about 1160 ℃, fired 35 minutes.Annealed then 14 hours, the then demoulding obtains 1 meter 3 permutite.As required the permutite is cut into required size.
Embodiment 2
With 440 kilograms of diatomite, 11.3 kilograms of caustic soda, 16.5 kilograms of boraxs, 5.6 kilograms of Paris whites, 4.1 kilograms of carbon dusts, 22.5 kilograms of mica thorough mixing.Used diatomaceous chemical ingredients is (by weight percentage): SiO
268.45%, Al
2O
319.70%, Fe
2O
32.40%, CaO 1.04%, and MgO 0.81%, impurity 7.60%.Then mixture is crushed to 130 orders.The mixture that obtains is packed in the mould, and the mould surface scribbles phosphorus magnesium ore deposit releasing agent.Then this mould is put into tunnel kiln and fire, temperature is risen to 1120 ℃, fired 40 minutes.Annealed then 18 hours, the then demoulding obtains 1.2 meter 3 permutite.As required the permutite is cut into required size.
Claims (4)
1, a kind of permutite, it is characterized in that this permutite is fired by following raw material to form, described raw material comprises by weight: inorganic materials 80.5～95.5%, caustic soda 2～6%, borax 1-10%, Paris white 0.5～5%, carbon dust 0～1.5% and mica 1～7%, described inorganic materials is selected from mineral or clay, and described inorganic materials has following by weight percentage chemical ingredients: SiO
250-85%, Al
2O
33-20%, Fe
2O
30.5-10%, CaO0.4-5%, MgO 0.4-3%, impurity 4-13%, and this permutite's manufacture method comprises the following steps:
1) raw material inorganic materials, caustic soda, borax, Paris white, carbon dust and mica are mixed according to the above ratio;
2) mixture that obtains is crushed to 60～200 orders;
3) mixture is packed into fire in the mould, the mould surface scribbles phosphorus magnesium ore deposit remover, and the temperature of firing is 750～1186 ℃, and the firing time is 20～40 minutes, fires after annealing, demoulding, and annealing time is 6-24 hour.
2, permutite according to claim 1 is characterized in that described inorganic materials is shale or diatomite.
3, permutite according to claim 1, it is characterized in that its manufacture method is included in after the mixture pulverizing, in mixture, add heavy oil, the add-on of heavy oil is the 1-3% of raw material gross weight, and before in mixture is packed mould into mixture pelleting, the step of particulate size in the 0.01-1.2 cm range.
4, permutite according to claim 1 is characterized in that its manufacture method also comprises permutite's cutting step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410038075 CN1269761C (en) | 2004-05-19 | 2004-05-19 | Artificial float stone and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410038075 CN1269761C (en) | 2004-05-19 | 2004-05-19 | Artificial float stone and its manufacturing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1579982A CN1579982A (en) | 2005-02-16 |
| CN1269761C true CN1269761C (en) | 2006-08-16 |
Family
ID=34582097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410038075 Expired - Fee Related CN1269761C (en) | 2004-05-19 | 2004-05-19 | Artificial float stone and its manufacturing method |
Country Status (1)
| Country | Link |
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| CN (1) | CN1269761C (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102167616B (en) * | 2011-01-06 | 2013-08-28 | 浙江兰亭高科股份有限公司 | Special artificial stone raw material formula and production process thereof |
| CN102432331B (en) * | 2011-09-19 | 2013-04-17 | 汤广武 | Artificial pumice preparation device |
| CN106699226A (en) * | 2016-12-23 | 2017-05-24 | 卢映锟 | Preparation method of artificial basaltic pumice |
| CN108752028A (en) * | 2018-07-09 | 2018-11-06 | 福建泉州顺盛达集团有限公司 | A kind of preparation method and its preparation process of tufa stone tailing Machine-made Sand |
| CN108717005B (en) * | 2018-07-27 | 2019-05-10 | 中国石油大学(华东) | A kind of preparation method of artificial viscous crude sandstone |
| CN110819002B (en) * | 2019-11-13 | 2020-07-28 | 佛山市敬展纺织材料有限公司 | Environment-friendly nontoxic jeans garment washing material |
| CN110819003B (en) * | 2019-11-13 | 2020-08-07 | 佛山市敬展纺织材料有限公司 | Washing material replacing pumice and preparation method thereof |
| CN111792917A (en) * | 2020-07-23 | 2020-10-20 | 山东义科节能科技股份有限公司 | Method for preparing artificial expanded vermiculite from fly ash |
| CN113443925A (en) * | 2021-06-18 | 2021-09-28 | 何晓洪 | Microporous light pumice for washing water and preparation method thereof |
-
2004
- 2004-05-19 CN CN 200410038075 patent/CN1269761C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN1579982A (en) | 2005-02-16 |
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Granted publication date: 20060816 |