CN106565187A - Low-cost filling gelled material for superfine total tailings, manufacturing technology and utilization method - Google Patents
Low-cost filling gelled material for superfine total tailings, manufacturing technology and utilization method Download PDFInfo
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- CN106565187A CN106565187A CN201610896838.2A CN201610896838A CN106565187A CN 106565187 A CN106565187 A CN 106565187A CN 201610896838 A CN201610896838 A CN 201610896838A CN 106565187 A CN106565187 A CN 106565187A
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- China
- Prior art keywords
- filling material
- parts
- grade
- crude tailings
- cementing filling
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Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/14—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/12—Waste materials; Refuse from quarries, mining or the like
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a low-cost filling gelled material for superfine total tailings, a manufacturing technology and a utilization method. The low-cost filling gelled material comprises the following components in parts by weight: 2 to 6 parts of industrial lime powder, 14 to 18 parts of industrial gypsum powder, 0.1 to 0.2 part of caustic soda, 0.1 to 0.2 part of sodium silicate, 0.1 to 0.3 part of sodium sulfate and 79 to 80 parts of slag micro powder. The low-cost filling gelled material has the beneficial effects that the raw materials are low in price, the manufacturing cost is low, the manufacturing technology is simple, and the prepared filling gelled material has strength obviously superior to cement.
Description
Technical field
The present invention relates to cementing filling material, cementing filling material, the processing technology of more particularly, to special thin crude tailings
And using method.
Background technology
With the more and more higher of environmental requirement, mine down-hole exploitation generally starts using tailing-filled goaf.This is not only
Tailings discharge can be reduced, while being also beneficial to Earth pres-sure control, but often there is high cost as Binder Materials with cement
Problem.Therefore in recent years, the cementing filling material of cement replacement flourished, and each side is all making great efforts the new gelling material of experiment
Material, reduces cementing filling material cost.
Tongling Nonferrous Metals mine carries out underground filling using crude tailings, and because the crude tailings granularity is especially thin, sulfur content is higher,
Various Binder Materials can not meet requirement.Chinese invention patent application number CN201310731947.5 discloses the full tail of copper nickel
Sand includes by percentage to the quality 5%-6% high calcium limes, 17%-19% with the early strong cementing filling material of rod milling sand mixed filling material
Desulfurization ash, 1%-3% Natrii Sulfas, 72%-77% slag micropowders may also include the sodium sulfite of mass percent≤1.5%, its system
The cementing filling material early strength for obtaining is high.Chinese invention patent application number CN201310732854.4 discloses desulfurization ash and replaces
For Gypsum Fibrosum prepare cementing filling material include 4% -6% quick lime, 15% -18% desulfurization ash, 2% -3% Natrii Sulfas, 70% -
78% slag micropowder, 0.5% -1.5% sodium sulfite or sodium hydroxide.Although both approaches can reduce filling in mine into
This, obtained obturator has higher-strength, but is unsuitable for being gelled for special thin crude tailings, and all has higher early stage strong
Degree, does not fundamentally lift intensity.
The content of the invention
The technical problem to be solved in the present invention is that existing filler gel material intensity is not fully up to expectations, and cost of manufacture is higher,
There is provided a kind of for the special carefully a kind of inexpensive cementing filling material of crude tailings, processing technology and using method for this.
The technical scheme is that：For a kind of inexpensive cementing filling material of special thin crude tailings, it is included by weight
Amount part meter：2-6 part commercial lime powder, 14-18 part industrial gypsum powder, 0.1-0.2 part Caustic sodas, 0.1-0.2 part sodium silicate, 0.1-
0.3 part of sodium sulfate and 79-80 part slag micropowders.
4 parts of commercial lime powder in such scheme, 16 parts of industrial gypsum powder, 0.15 part of Caustic soda, 0.15 part of sodium silicate, sodium sulfate
0.2 part, 79.5 parts of slag micropowder.
The grade of-the 0.074mm of commercial lime powder described in such scheme accounts for 75-80%, the grain of industrial gypsum powder -0.074mm
Level accounts for 75-80%, and the grade of slag micropowder -0.074mm accounts for 85-90%.
For the processing technology of a kind of inexpensive cementing filling material of special thin crude tailings, it is comprised the following steps：（1）、
2-6 part commercial lime powder and 14-18 part industrial gypsum powder are stirred；（2）, sequentially add 0.1-0.2 part Caustic sodas, 0.1-
0.2 part of sodium silicate and 0.1-0.3 part sodium sulfate, stir；（3）, add 79-80 part slag micropowders stir.
For the using method of a kind of inexpensive cementing filling material of special thin crude tailings, it is characterized in that filling gelling material
Material, the grade of -0.037mm account for 60%, and the grade of -0.074mm accounts for the 80% thin crude tailings of spy and water makes the material that concentration is 68%
Slurry, the cementing filling material is 1 with the weight ratio of special thin crude tailings:（4-10）.
The invention has the beneficial effects as follows the prices of raw materials are cheap, cost of manufacture is little, and processing technology is simple, obtained filling glue
Gel material has the intensity for being substantially better than cement.
Specific embodiment
For a kind of inexpensive cementing filling material of special thin crude tailings, it is included by weight：2-6 part commercial limes
Powder, 14-18 part industrial gypsum powder, 0.1-0.2 part Caustic sodas, 0.1-0.2 part sodium silicate, 0.1-0.3 parts sodium sulfate and 79-80 part ore deposits
Slag micropowder.
For the processing technology of a kind of inexpensive cementing filling material of special thin crude tailings, it is comprised the following steps：（1）、
2-6 part commercial lime powder and 14-18 part industrial gypsum powder are stirred；（2）, sequentially add 0.1-0.2 part Caustic sodas, 0.1-
0.2 part of sodium silicate and 0.1-0.3 part sodium sulfate, stir；（3）, add 79-80 part slag micropowders stir.
For the using method of a kind of inexpensive cementing filling material of special thin crude tailings, cementing filling material ,-
The grade of 0.037mm accounts for 60%, and the grade of -0.074mm accounts for the 80% thin crude tailings of spy and water makes the slip that concentration is 68%, institute
The weight ratio that cementing filling material is stated with special thin crude tailings is 1:（4-10）.
With reference to embodiment, the present invention will be further described.
Embodiment 1：For a kind of inexpensive cementing filling material of special thin crude tailings, it is included by weight：2 parts of works
Industry pulverized limestone, 14 parts of industrial gypsum powder, 0.1 part of Caustic soda, 0.1 part of sodium silicate, 0.1 part of sodium sulfate and 79 parts of slag micropowders.
For the processing technology of a kind of inexpensive cementing filling material of special thin crude tailings, it is comprised the following steps：（1）、
The grade of 2 parts of -0.074mm is accounted for into 75% commercial lime powder and the grade of 14 parts of -0.074mm accounts for the stirring of 75% industrial gypsum powder
It is even；（2）, sequentially add 0.1 part of Caustic soda, 0.1 part of sodium silicate and 0.1 part of sodium sulfate, stir；（3）, add 79 parts-
The grade of 0.074mm accounts for 85% slag micropowder and stirs.
For the using method of a kind of inexpensive cementing filling material of special thin crude tailings, cementing filling material ,-
The grade of 0.037mm accounts for 60%, and the grade of -0.074mm accounts for the 80% thin crude tailings of spy and water makes the slip that concentration is 68%, institute
The weight ratio that cementing filling material is stated with special thin crude tailings is 1:4.
Preferred embodiment 2：For a kind of inexpensive cementing filling material of special thin crude tailings, it is included by weight：4
Part commercial lime powder, 16 parts of industrial gypsum powder, 0.15 part of Caustic soda, 0.15 part of sodium silicate, 0.2 part of sodium sulfate and 79.5 parts of slags are micro-
Powder.
For the processing technology of a kind of inexpensive cementing filling material of special thin crude tailings, it is comprised the following steps：（1）、
The grade of 4 parts of -0.074mm is accounted for into 77% commercial lime powder and the grade of 16 parts of -0.074mm accounts for the stirring of 77% industrial gypsum powder
It is even；（2）, sequentially add 0.15 part of Caustic soda, 0.15 part of sodium silicate and 0.2 part of sodium sulfate, stir；（3）, add 79.5 parts-
The grade of 0.074mm accounts for 87% slag micropowder and stirs.
For the using method of a kind of inexpensive cementing filling material of special thin crude tailings, cementing filling material ,-
The grade of 0.037mm accounts for 60%, and the grade of -0.074mm accounts for the 80% thin crude tailings of spy and water makes the slip that concentration is 68%, institute
The weight ratio that cementing filling material is stated with special thin crude tailings is 1:6.
Embodiment 3：For a kind of inexpensive cementing filling material of special thin crude tailings, it is included by weight：6 parts
Commercial lime powder, 18 parts of industrial gypsum powder, 0.2 part of Caustic soda, 0.2 part of sodium silicate, 0.3 part of sodium sulfate and 80 parts of slag micropowders.
For the processing technology of a kind of inexpensive cementing filling material of special thin crude tailings, it is comprised the following steps：（1）、
The grade of 6 parts of -0.074mm is accounted for into 80% commercial lime powder and the grade of 18 parts of -0.074mm accounts for the stirring of 80% industrial gypsum powder
It is even；（2）, sequentially add 0.2 part of Caustic soda, 0.2 part of sodium silicate and 0.3 part of sodium sulfate, stir；（3）, add 80 parts-
The grade of 0.074mm accounts for 90% slag micropowder and stirs.
For the using method of a kind of inexpensive cementing filling material of special thin crude tailings, cementing filling material ,-
The grade of 0.037mm accounts for 60%, and the grade of -0.074mm accounts for the 80% thin crude tailings of spy and water makes the slip that concentration is 68%, institute
The weight ratio that cementing filling material is stated with special thin crude tailings is 1:10.
The present invention is configured as the slip, cement-sand ratio that concentration is 68% is 1:（4-10）325 cement with the same terms, 425
Cement is intensity contrast experiment, as a result such as following table：
It can be seen that cementing filling material intensity results of the present invention are better than 325 cement and 425 cement, and cost is less than cement, there is very high
Popularization and researching value.Especially work as cement-sand ratio（That is cementing filling material and sand ratio）For 1:Cementing filling material when 6
Intensity highest, be the several times of 325 cement and 425 cement.
Claims (5)
1. it is used for a kind of inexpensive cementing filling material of special thin crude tailings, it is characterized in that it is included by weight：2-6 part works
Industry pulverized limestone, 14-18 part industrial gypsum powder, 0.1-0.2 part Caustic sodas, 0.1-0.2 part sodium silicate, 0.1-0.3 parts sodium sulfate and 79-
80 parts of slag micropowders.
2. a kind of inexpensive cementing filling material for being used for special thin crude tailings as claimed in claim 1, is characterized in that the work
4 parts of industry pulverized limestone, 16 parts of industrial gypsum powder, 0.15 part of Caustic soda, 0.15 part of sodium silicate, 0.2 part of sodium sulfate, slag micropowder 79.5
Part.
3. a kind of inexpensive cementing filling material for being used for special thin crude tailings as claimed in claim 1 or 2, is characterized in that described
The grade of commercial lime powder -0.074mm accounts for 75-80%, and the grade of industrial gypsum powder -0.074mm accounts for 75-80%, and slag micropowder -
The grade of 0.074mm accounts for 85-90%.
4. the making work of a kind of inexpensive cementing filling material for special thin crude tailings as described in claim 1-3 is arbitrary
Skill, is characterized in that it is comprised the following steps：（1）, 2-6 part commercial lime powder and 14-18 part industrial gypsum powder stirred；
（2）, sequentially add 0.1-0.2 part Caustic sodas, 0.1-0.2 parts sodium silicate and 0.1-0.3 part sodium sulfate, stir；（3）, add
79-80 part slag micropowders stir.
5. the user of a kind of inexpensive cementing filling material for special thin crude tailings as described in claim 1-4 is arbitrary
Method, is characterized in that cementing filling material, the grade of -0.037mm accounts for 60%, the grade of -0.074mm account for the 80% thin crude tailings of spy and
Water makes the slip that concentration is 68%, and the cementing filling material is 1 with the weight ratio of special thin crude tailings:（4-10）.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610896838.2A CN106565187B (en) | 2016-10-14 | 2016-10-14 | A kind of inexpensive cementing filling material, manufacture craft and application method for special thin crude tailings |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610896838.2A CN106565187B (en) | 2016-10-14 | 2016-10-14 | A kind of inexpensive cementing filling material, manufacture craft and application method for special thin crude tailings |
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| CN106565187A true CN106565187A (en) | 2017-04-19 |
| CN106565187B CN106565187B (en) | 2019-04-12 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109053019A (en) * | 2018-08-21 | 2018-12-21 | 张祯 | A kind of preparation method of inorganic powder material reinforcing agent |
| CN109534705A (en) * | 2019-01-25 | 2019-03-29 | 昌都龙者高新材料股份有限公司 | Fine fraction metal tailings consolidated fill eco-cement and preparation method thereof |
| CN111196708A (en) * | 2020-01-10 | 2020-05-26 | 安徽马钢嘉华新型建材有限公司 | Mine underground filling mortar |
| CN112430022A (en) * | 2020-12-04 | 2021-03-02 | 武汉理工大学 | Full-solid-waste foamed underground filling cementing material for superfine tailings and preparation method thereof |
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| CN103043975A (en) * | 2012-12-20 | 2013-04-17 | 郑州工大建材有限公司 | Mine whole-tailing alkali binding material bond filling material |
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| CN103193429A (en) * | 2013-04-26 | 2013-07-10 | 建研建材有限公司 | Iron core tailing curing agent, iron core all-tailing cementing composition containing iron core tailing curing agent and application of iron core all-tailing cementing composition to gob of mine |
| CN103803929A (en) * | 2013-12-27 | 2014-05-21 | 金川集团股份有限公司 | Filling cementing material prepared by using desulfurized lime-ash to replace gypsum |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102190469A (en) * | 2010-03-08 | 2011-09-21 | 淄博乾耀固结材料有限公司 | Novel tailing consolidator and preparation method thereof |
| CN103043975A (en) * | 2012-12-20 | 2013-04-17 | 郑州工大建材有限公司 | Mine whole-tailing alkali binding material bond filling material |
| CN103086620A (en) * | 2013-01-30 | 2013-05-08 | 中钢集团马鞍山矿山研究院有限公司 | Gelatinizing agent suitable for unclassified tailing filling |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109053019A (en) * | 2018-08-21 | 2018-12-21 | 张祯 | A kind of preparation method of inorganic powder material reinforcing agent |
| CN109534705A (en) * | 2019-01-25 | 2019-03-29 | 昌都龙者高新材料股份有限公司 | Fine fraction metal tailings consolidated fill eco-cement and preparation method thereof |
| CN111196708A (en) * | 2020-01-10 | 2020-05-26 | 安徽马钢嘉华新型建材有限公司 | Mine underground filling mortar |
| CN112430022A (en) * | 2020-12-04 | 2021-03-02 | 武汉理工大学 | Full-solid-waste foamed underground filling cementing material for superfine tailings and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN106565187B (en) | 2019-04-12 |
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