CN102863232A - Silicious refractory attapulgite volcaniclastic-rock aggregate sand - Google Patents
Silicious refractory attapulgite volcaniclastic-rock aggregate sand Download PDFInfo
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- CN102863232A CN102863232A CN2012103731565A CN201210373156A CN102863232A CN 102863232 A CN102863232 A CN 102863232A CN 2012103731565 A CN2012103731565 A CN 2012103731565A CN 201210373156 A CN201210373156 A CN 201210373156A CN 102863232 A CN102863232 A CN 102863232A
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- Prior art keywords
- attapulgite
- aggregate sand
- fire resistant
- volcanoclastic rock
- resistant aggregate
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- 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.)
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 201
- 229960000892 attapulgite Drugs 0.000 title claims abstract description 96
- 229910052625 palygorskite Inorganic materials 0.000 title claims abstract description 96
- 239000011435 rock Substances 0.000 title claims abstract description 84
- 239000004576 sand Substances 0.000 title claims abstract description 60
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 65
- 239000004927 clay Substances 0.000 claims abstract description 36
- 239000000203 mixture Substances 0.000 claims abstract description 29
- 239000002245 particle Substances 0.000 claims abstract description 15
- 239000000843 powder Substances 0.000 claims abstract description 15
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000003756 stirring Methods 0.000 claims abstract description 9
- 239000011449 brick Substances 0.000 claims abstract description 8
- 239000011022 opal Substances 0.000 claims abstract description 8
- 238000012216 screening Methods 0.000 claims abstract description 8
- 238000002791 soaking Methods 0.000 claims abstract description 7
- 238000004519 manufacturing process Methods 0.000 claims abstract description 6
- 239000011044 quartzite Substances 0.000 claims abstract description 6
- 230000009970 fire resistant effect Effects 0.000 claims description 53
- 239000000725 suspension Substances 0.000 claims description 8
- 238000000855 fermentation Methods 0.000 claims description 6
- 230000004151 fermentation Effects 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 2
- 238000009775 high-speed stirring Methods 0.000 claims description 2
- 239000002699 waste material Substances 0.000 abstract description 8
- 239000002253 acid Substances 0.000 abstract description 5
- 239000004615 ingredient Substances 0.000 abstract description 2
- 238000000746 purification Methods 0.000 abstract description 2
- 230000035939 shock Effects 0.000 abstract description 2
- 239000002893 slag Substances 0.000 abstract description 2
- 239000000440 bentonite Substances 0.000 abstract 1
- 229910000278 bentonite Inorganic materials 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 abstract 1
- 238000004806 packaging method and process Methods 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 description 5
- 229910052500 inorganic mineral Inorganic materials 0.000 description 4
- 239000011707 mineral Substances 0.000 description 4
- 235000010755 mineral Nutrition 0.000 description 4
- 238000005065 mining Methods 0.000 description 4
- 229910052906 cristobalite Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 239000011819 refractory material Substances 0.000 description 3
- 229910052905 tridymite Inorganic materials 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- CCEKAJIANROZEO-UHFFFAOYSA-N sulfluramid Chemical group CCNS(=O)(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F CCEKAJIANROZEO-UHFFFAOYSA-N 0.000 description 2
- 230000031068 symbiosis, encompassing mutualism through parasitism Effects 0.000 description 2
- 206010006895 Cachexia Diseases 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000004113 Sepiolite Substances 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000004523 agglutinating effect Effects 0.000 description 1
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 1
- 229910052570 clay Inorganic materials 0.000 description 1
- 239000002734 clay mineral Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- CRPOUZQWHJYTMS-UHFFFAOYSA-N dialuminum;magnesium;disilicate Chemical compound [Mg+2].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-] CRPOUZQWHJYTMS-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- -1 hydromica Substances 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 229910052622 kaolinite Inorganic materials 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 235000014380 magnesium carbonate Nutrition 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 229910052624 sepiolite Inorganic materials 0.000 description 1
- 235000019355 sepiolite Nutrition 0.000 description 1
- 229960001866 silicon dioxide Drugs 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 208000016318 wasting Diseases 0.000 description 1
Landscapes
- Compositions Of Oxide Ceramics (AREA)
Abstract
The invention discloses silicious refractory attapulgite volcaniclastic-rock aggregate sand. The silicious refractory attapulgite volcaniclastic-rock aggregate sand in the technical scheme is mainly characterized by comprising highly-viscous attapulgite clay powder, attapulgite clay tailings, volcaniclastic rock mixture, quartzite, waste silica bricks, opal and bentonite tailings. A finished product of the silicious refractory attapulgite volcaniclastic-rock aggregate sand is obtained by uniformly stirring the ingredients, crushing, soaking, extruding, roasting, crushing, screening and packaging. The silicious refractory attapulgite volcaniclastic-rock aggregate sand has the advantages of high particle strength, high resistance to acid slag, good thermal shock resistance and high refractoriness. The silicious refractory attapulgite volcaniclastic-rock aggregate sand is made of a great quantity of various wastes, so that resource utilization rate is increased beneficially, the wastes turn into wealth, land occupation can be reduced, environmental protection and purification are achieved, energy is saved, production cost is lowered, and economic benefit is improved. The silicious refractory attapulgite volcaniclastic-rock aggregate sand is applicable to acid refractory concrete engineering.
Description
Technical field
The present invention relates to refractory materials, be specifically related to a kind of Attapulgite volcanoclastic rock silica fire resistant aggregate sand.
Background technology
Refractory materials mainly be take the natural crystals such as bauxitic clay, silica, magnesite, rhombspar and is manufactured and form after processing as raw material.
Mineral Resources in China 80% is intergrowth mineral, and a large amount of valuable resources retain among mine tailing, and tailings impoundment need to take a large amount of soils.A lot of Tailings Dams exceed the time limit or excess load is used, and even violation operation, make Tailings Dam have great potential safety hazard, and people's property and the life security of surrounding area caused to serious threat.
Attapulgite clay, except containing attapulgite, often contains the mineral such as wilkinite, kaolinite, hydromica, sepiolite, quartz, opal and carbonate.
With the volcanoclastic rock that also has of attapulgite clay ore deposit symbiosis, volcanoclastic rock is mostly on the upper strata in attapulgite clay ore deposit, the volcanoclastic rock ore bed on upper strata, some attapulgite clays mining area
'sthickness is up to tens of rice, at attapulgite clay in recovery process, the volcanoclastic rock on upper strata, attapulgite clay mining area is abandoned as waste, investigates factually, 1 ton of attapulgite clay of every exploitation, the volcanoclastic rock produced has more than 50 tons, by the output of producing 150000 tons per year, calculate, the volcanoclastic rock of generation, up to 7,500,000 tons, all can be utilized for many years, whole mining area is the volcanoclastic rock mixture of again piling up everywhere, causes the serious wasting of resources and financial loss.
Summary of the invention
The objective of the invention is to overcome weak point in prior art, a kind of Attapulgite volcanoclastic rock silica fire resistant aggregate sand is provided.
Attapulgite volcanoclastic rock silica fire resistant aggregate sand is comprised of the sticky attapulgite clay powder of height, attapulgite clay mine tailing, volcanoclastic rock mixture, quartzite, useless silica brick, opal and wilkinite mine tailing.
The production method of Attapulgite volcanoclastic rock silica fire resistant aggregate sand: the finished product that the batching of Attapulgite volcanoclastic rock silica fire resistant aggregate sand is stirred and pulverized, soak, be packaged as Attapulgite volcanoclastic rock silica fire resistant aggregate sand after extruding, roasting, pulverizing and screening.
Attapulgite clay be a kind of layer of chain-like structure containing Shuifu County's zeopan clay mineral, attapulgite clay soil property exquisiteness, water-absorbent is strong, tool viscosity and plasticity-when wet, be conducive to the bonding between raw material, can improve the granule strength of Attapulgite volcanoclastic rock silica fire resistant aggregate sand.
High sticky attapulgite clay powder refers to gets 28.0g attapulgite clay powder sample, add in the suspension cup of homogenizer, add again 372g water, the suspension cup is placed on homogenizer, under the rotating speed of 11000 rev/mins, stir 20 minutes, to pour in the beaker of 250ml through the high-speed stirring sample suspension again the viscosity of using NDJ-1 type rotational viscosimeter to be tested its suspension, tested viscosity value>=2200 into
mPasthe attapulgite clay powder be high sticky attapulgite clay powder, the height that the present invention selects glues attapulgite clay powder particles fineness≤0.074 millimeter.
Attapulgite clay can mix in recovery process a certain amount of rubble and earth, as a kind of attapulgite clay mine tailing, abandons, and causes a large amount of wastings of resources, and the present invention selects the particle fineness of attapulgite clay mine tailing≤2.0 millimeters.
Volcanoclastic rock is the rock of the transitional type between magma lava and sedimentogeneous rock, wherein the composition more than 50% is comprised of the material of pyroclastic flow ejection, and these tephras are mainly the lava of premature coagulation on volcano, the rock formation that passage is burst on every side when volcanic eruption.The volcanoclastic rock mixture comprises landwaste, brilliant bits, glassiness bits, slurry bits, volcanic block (diameter is greater than 100 millimeters), volcanic gravel (diameter is greater than 2 millimeters) and volcanic ash (diameter is less than 2 millimeters), the volcanoclastic rock main chemical compositions is silicon-dioxide and aluminum oxide, have fire performance preferably and increase the intensity of Attapulgite volcanoclastic rock silica fire resistant aggregate sand, the present invention selects the particle fineness of volcanoclastic rock mixture≤5.0 millimeters.
The rock that quartzite mainly is comprised of quartzy (more than 85%), can be divided into silicilyte and metaquartzite by the origin cause of formation, and rock hardness is large, intensity is high, and the very high refractoriness of tool, and the present invention selects quartzitic particle fineness≤5.0 millimeter.
Useless silica brick is the waste refractory materials after pit kiln, iron-making heat wind furnace and glass melter overhaul or dismounting, silica brick is that SiO2 content is at the acid refractory product more than 93%, main mine is tridymite and cristobalite and a small amount of residual quartz and glassy phase mutually, and the present invention selects the particle fineness of useless silica brick≤2.0 millimeters.
Opal and attapulgite clay symbiosis, that attapulgite clay is difficult to a kind of hard rock of rejecting in recovery process, the opal major ingredient is SiO2, and as a kind of waste bulk deposition, in the attapulgite clay mining area, the present invention selects opaline particle fineness≤2.0 millimeter.
The rock that wilkinite mainly is comprised of wilkinite, it is the important raw mineral materials of field of metallurgy, the wilkinite mine tailing that the present invention selects is distributed in the lower floor in attapulgite clay ore deposit mostly, be difficult to carry out independent exploitation, but the content of aluminum oxide >=16% in the wilkinite mine tailing, and thering is plasticity-and agglutinating value(of coal), the present invention selects the particle fineness of wilkinite mine tailing≤2.0 millimeters.
The present invention is achieved by following technical proposals:
1, the batching of Attapulgite volcanoclastic rock silica fire resistant aggregate sand is comprised of following component by weight percentage: high sticky attapulgite clay powder 2～15%, attapulgite clay mine tailing 5～20%, volcanoclastic rock mixture 15～35%, quartzite 5～25%, useless silica brick 5～20%, opal 2～10% and wilkinite mine tailing 2～10%;
The production method of described Attapulgite volcanoclastic rock silica fire resistant aggregate sand: (1) the batching of Attapulgite volcanoclastic rock silica fire resistant aggregate sand is added in the two shaft pugmill mixer moved and stirs, stirring, to pulverize in rear input pulverizer be the mixture of Attapulgite volcanoclastic rock silica fire resistant aggregate sand, the particle fineness of Attapulgite volcanoclastic rock silica fire resistant aggregate sand mixture≤0.5 millimeter; (2) will in Attapulgite volcanoclastic rock silica fire resistant aggregate sand mixture input fermentation vat, soak, soak time is controlled at 24～72 hours; (3) in the Attapulgite volcanoclastic rock silica fire resistant aggregate sand mixture input pair roller extrusion machine after soaking, extruding is flap, the thickness of flap≤3.0 millimeter; (4) by Attapulgite volcanoclastic rock silica fire resistant aggregate sand flap input rotary type roasting roasting in kilns, maturing temperature is controlled at 650～900 ℃; (5) cooled Attapulgite volcanoclastic rock silica fire resistant aggregate sand flap is pulverized and screening, the Attapulgite volcanoclastic rock silica fire resistant aggregate sand particle fineness after screening≤1.0 millimeters, be packaged as the finished product of Attapulgite volcanoclastic rock silica fire resistant aggregate sand;
Described batching when soaking in Attapulgite volcanoclastic rock silica fire resistant aggregate sand mixture input fermentation vat, be comprised of following component: Attapulgite volcanoclastic rock silica fire resistant aggregate sand mixture 55～80% and water 20～45% by weight percentage.
Volcanoclastic rock in Attapulgite volcanoclastic rock silica fire resistant aggregate sand batching is comprised of the material of volcano stream ejection, through the high melt more than 1200 ℃, maturing temperature of the present invention is controlled at 650～900 ℃, just can guarantee that Attapulgite volcanoclastic rock silica fire resistant aggregate sand has that granule strength is high, strong to the acid slag resistibility, good thermal shock stability and the high characteristics of refractoriness.
In the batching of Attapulgite volcanoclastic rock silica fire resistant aggregate sand, the various wastes of a large amount of employing, not only be conducive to improve resource utilization, turns waste into wealth, and can also reduce land occupation, and protection and environment purification are saved the energy, reduce production costs, and increase economic efficiency.
Attapulgite volcanoclastic rock silica fire resistant aggregate sand is applicable to acid refractory concrete engineering.
Embodiment
Below in conjunction with embodiment, the invention will be further described:
1, the batching of Attapulgite volcanoclastic rock silica fire resistant aggregate sand is comprised of following component by weight percentage: high sticky attapulgite clay powder 8%, attapulgite clay mine tailing 16%, volcanoclastic rock mixture 28%, quartzite 20%, useless silica brick 14%, opal 8% and wilkinite mine tailing 6%;
The production method of described Attapulgite volcanoclastic rock silica fire resistant aggregate sand: (1) the batching of Attapulgite volcanoclastic rock silica fire resistant aggregate sand is added in the two shaft pugmill mixer moved and stirs, stirring, to pulverize in rear input pulverizer be the mixture of Attapulgite volcanoclastic rock silica fire resistant aggregate sand, the particle fineness of Attapulgite volcanoclastic rock silica fire resistant aggregate sand mixture≤0.5 millimeter; (2) will in Attapulgite volcanoclastic rock silica fire resistant aggregate sand mixture input fermentation vat, soak, soak time is controlled at 48 hours; (3) in the Attapulgite volcanoclastic rock silica fire resistant aggregate sand mixture input pair roller extrusion machine after soaking, extruding is flap, the thickness of flap≤3.0 millimeter; (4) by Attapulgite volcanoclastic rock silica fire resistant aggregate sand flap input rotary type roasting roasting in kilns, maturing temperature is controlled at 750～850 ℃; (5) cooled Attapulgite volcanoclastic rock silica fire resistant aggregate sand flap is pulverized and screening, the Attapulgite volcanoclastic rock silica fire resistant aggregate sand particle fineness after screening≤1.0 millimeters, be packaged as the finished product of Attapulgite volcanoclastic rock silica fire resistant aggregate sand;
Described batching when soaking in Attapulgite volcanoclastic rock silica fire resistant aggregate sand mixture input fermentation vat, be comprised of following component: Attapulgite volcanoclastic rock silica fire resistant aggregate sand mixture 72% and water 28% by weight percentage.
Claims (1)
1. an Attapulgite volcanoclastic rock silica fire resistant aggregate sand, it is characterized in that, the batching of Attapulgite volcanoclastic rock silica fire resistant aggregate sand is comprised of following component by weight percentage: high sticky attapulgite clay powder 2～15%, attapulgite clay mine tailing 5～20%, volcanoclastic rock mixture 15～35%, quartzite 5～25%, useless silica brick 5～20%, opal 2～10% and wilkinite mine tailing 2～10%;
The production method of described Attapulgite volcanoclastic rock silica fire resistant aggregate sand: (1) the batching of Attapulgite volcanoclastic rock silica fire resistant aggregate sand is added in the two shaft pugmill mixer moved and stirs, stirring, to pulverize in rear input pulverizer be the mixture of Attapulgite volcanoclastic rock silica fire resistant aggregate sand, the particle fineness of Attapulgite volcanoclastic rock silica fire resistant aggregate sand mixture≤0.5 millimeter; (2) will in Attapulgite volcanoclastic rock silica fire resistant aggregate sand mixture input fermentation vat, soak, soak time is controlled at 24～72 hours; (3) in the Attapulgite volcanoclastic rock silica fire resistant aggregate sand mixture input pair roller extrusion machine after soaking, extruding is flap, the thickness of flap≤3.0 millimeter; (4) by Attapulgite volcanoclastic rock silica fire resistant aggregate sand flap input rotary type roasting roasting in kilns, maturing temperature is controlled at 650～900 ℃; (5) cooled Attapulgite volcanoclastic rock silica fire resistant aggregate sand flap is pulverized and screening, the Attapulgite volcanoclastic rock silica fire resistant aggregate sand particle fineness after screening≤1.0 millimeters, be packaged as the finished product of Attapulgite volcanoclastic rock silica fire resistant aggregate sand;
Described batching when soaking in Attapulgite volcanoclastic rock silica fire resistant aggregate sand mixture input fermentation vat, be comprised of following component: Attapulgite volcanoclastic rock silica fire resistant aggregate sand mixture 55～80% and water 20～45% by weight percentage;
The sticky attapulgite clay powder of described height refers to gets 28.0g attapulgite clay powder sample, add in the suspension cup of homogenizer, add again 372g water, the suspension cup is placed on homogenizer, under the rotating speed of 11000 rev/mins, stir 20 minutes, to pour in the beaker of 250ml through the high-speed stirring sample suspension again the viscosity of using NDJ-1 type rotational viscosimeter to be tested its suspension, tested viscosity value>=2200 into
mPasthe attapulgite clay powder be high sticky attapulgite clay powder, the height that the present invention selects glues attapulgite clay powder particles fineness≤0.074 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210373156.5A CN102863232B (en) | 2012-09-30 | 2012-09-30 | Silicious refractory attapulgite volcaniclastic-rock aggregate sand |
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| CN201210373156.5A CN102863232B (en) | 2012-09-30 | 2012-09-30 | Silicious refractory attapulgite volcaniclastic-rock aggregate sand |
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| CN102863232B CN102863232B (en) | 2014-03-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103449830A (en) * | 2013-08-26 | 2013-12-18 | 武汉科技大学 | Light-weight aluminum-silicon aggregate and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102515786A (en) * | 2011-11-10 | 2012-06-27 | 许庆华 | Gravel-shaped attapulgite fireproof ceramsite |
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- 2012-09-30 CN CN201210373156.5A patent/CN102863232B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102515786A (en) * | 2011-11-10 | 2012-06-27 | 许庆华 | Gravel-shaped attapulgite fireproof ceramsite |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103449830A (en) * | 2013-08-26 | 2013-12-18 | 武汉科技大学 | Light-weight aluminum-silicon aggregate and preparation method thereof |
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