CN108585787A - Ultra-low-density ceramic proppant is made using the low aluminium powder coal ash of modification and river silt sand - Google Patents
Ultra-low-density ceramic proppant is made using the low aluminium powder coal ash of modification and river silt sand Download PDFInfo
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- CN108585787A CN108585787A CN201810751916.9A CN201810751916A CN108585787A CN 108585787 A CN108585787 A CN 108585787A CN 201810751916 A CN201810751916 A CN 201810751916A CN 108585787 A CN108585787 A CN 108585787A
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- ceramic proppant
- coal ash
- density ceramic
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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
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
- C04B33/135—Combustion residues, e.g. fly ash, incineration waste
- C04B33/1352—Fuel ashes, e.g. fly ash
-
- 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
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/13—Compounding ingredients
- C04B33/132—Waste materials; Refuse; Residues
- C04B33/1328—Waste materials; Refuse; Residues without additional clay
-
- 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
- C04B33/00—Clay-wares
- C04B33/32—Burning methods
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3418—Silicon oxide, silicic acids, or oxide forming salts thereof, e.g. silica sol, fused silica, silica fume, cristobalite, quartz or flint
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Dispersion Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Combustion & Propulsion (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Ultra-low-density ceramic proppant being made using modified low aluminium powder coal ash and river silt sand the invention discloses a kind of, includes the raw material of following parts by weight：30 50 parts of flyash, 30 50 parts of channel sand, 5 10 parts of composite mineralizer, 20 30 parts of water, 10 15 parts of sintering aid, 15 20 parts of manganese mineral powder, 38 parts of magnesia, preparation method includes the following steps：S1：Mixing：Flyash, channel sand and sintering aid are put into ball mill wet ball grinding according to proportioning, composite mineralizer are then added, raw material is mixed, mixed raw material is made；S2：Dry powder processed：Mixed raw material described in S1 is dried, powder processed.The present invention improves the intensity of ceramsite propping agent, while convenient for testing the performance of ceramsite propping agent, being convenient for the quality of control ceramsite propping agent.
Description
Technical field
The present invention relates to ceramsite propping agent fields more particularly to a kind of utilize to be modified low aluminium powder coal ash and the making of river silt sand
Ultra-low-density ceramic proppant.
Background technology
Proppant refers to having certain particle size and the natural sand or artificial high strength ceramic particles of grading, and ceramsite propping agent is with aluminium
Alumina is raw material, is pelletized by powder, is sintered, have high temperature resistant, high pressure resistant, corrosion-resistant, high intensity, high flow conductivity,
The features such as low-density, low percentage of damage, most widely used, through retrieval, the patent document of application number 201510467248.3 discloses
A kind of ceramsite propping agent and preparation method thereof, is made of the raw material of following mass percents：It is low-grade bauxite 85-95%, broken
Glass 4-12% and clay 1-4%.Dispensing in proportion, mixed grinding, mist projection granulating are finally sintered 30- at 1300-1350 DEG C
80min obtains finished product.The present invention is used compared with wanting raw material and cullet to prepare haydite as main additive based on low-grade bauxite
Proppant, and cullet can from the market be purchased with very cheap price, the so more traditional side of its direct production cost
Method is per ton to reduce by 100 yuan or so, and realizes the waste utilization of cullet, while protecting environment, but this haydite
The intensity of proppant is relatively low, and is not easy to test the performance of ceramsite propping agent after the completion of preparing.
Invention content
Technical problems based on background technology, the present invention, which proposes, utilizes modified low aluminium powder coal ash and river silt sand system
Make ultra-low-density ceramic proppant.
Proposed by the present invention utilize is modified low aluminium powder coal ash and river silt sand making ultra-low-density ceramic proppant, including with
The raw material of lower parts by weight：30-50 parts of flyash, 30-50 parts of channel sand, 5-10 parts of composite mineralizer, 20-30 parts of water, sintering help
10-15 parts of agent, 15-20 parts of manganese mineral powder, 3-8 parts of magnesia；
Preparation method includes the following steps：
S1：Mixing：Flyash, channel sand and sintering aid are put into ball mill wet ball grinding according to proportioning, are then added multiple
It closes mineralizer to mix raw material, mixed raw material is made；
S2：Dry powder processed：Mixed raw material described in S1 is dried, powder processed；
S3：Balling-up：Powder described in S2 is prepared into balling-up kind, ball kind is then prepared into haydite green body, then to haydite base
Body is screened, dry；
S4：Firing：Haydite green body after drying described in S3 is put into cabinet-type electric furnace and is burnt into, the haydite green body warp after firing
Ceramsite propping agent sample is made in polishing, gumming；
S5：Performance test：The performance of ceramsite propping agent sample described in S4 is tested, qualification can be prepared by extremely-low density
Ceramsite propping agent；
S6：Packaging：Ultra-low-density ceramic proppant described in S5 is packed, library storage is entered.
Preferably, include the raw material of following parts by weight：31-49 parts of flyash, 31-49 parts of channel sand, composite mineralizer 6-9
Part, 21-29 parts of water, 11-14 parts of sintering aid, 16-19 parts of manganese mineral powder, 4-7 parts of magnesia.
Preferably, the flyash, channel sand, composite mineralizer weight ratio be 31-49：31-49：6-9, water, sintering
Auxiliary agent, manganese mineral powder, the weight ratio of magnesia are 21-29：11-14：16-19：4-7.
Preferably, in the S3, ball kind is put into sugar coating machine, water is sprayed into when manganese mineral powder is added, rolling 10min is obtained
The haydite green body round and smooth to shape.
Preferably, in the S4, when being burnt into putting cabinet-type electric furnace into the haydite green body after drying, addition is needed to be sintered
Auxiliary agent and magnesia.
Preferably, in the S3, when being screened to haydite green body, first haydite green body is placed on sieve, it is lasting
Sieve is shaken, haydite green body is screened, the haydite green body after screening, which is put into, is dried processing in drying machine.
Preferably, in the S5, according to SY/T5108-2006, " method is recommended in fracturing propping agents performance test " is to sample
Apparent density（Real density）, bulk density（Bulk density）, intensity, acid resistance tested.
Preferably, in the S5, the fracture apperance of sample is tested with Hitach-S2500 types scanning electron microscope.
Preferably, in the S5, the phase composition of sample is tested using X-ray diffractometer.
Preferably, in the S6, ultra-low-density ceramic proppant is packed using packaging bag, and is sealed, is put
It is stored in drying, vent position.
The beneficial effects of the invention are as follows：By the way that a large amount of cement and fine aggregate can be saved by raw material of flyash, pass through
Using mineralizer as raw material energy acceleration of sintering and improve product properties, by using sintering aid be raw material can acceleration of sintering densification
Change, by that can improve hot-face insulation performance by raw material of magnesia, the present invention improves the intensity of ceramsite propping agent, while just
It is tested in the performance to ceramsite propping agent, is convenient for the quality of control ceramsite propping agent.
Specific implementation mode
The present invention is made further to explain with reference to specific embodiment.
Embodiment one
The present invention is proposed makes ultra-low-density ceramic proppant using modified low aluminium powder coal ash and river silt sand, including following heavy
Measure the raw material of part：30 parts of flyash, 30 parts of channel sand, 5 parts of composite mineralizer, 20 parts of water, 10 parts of sintering aid, manganese mineral powder 15
Part, 3 parts of magnesia；
Preparation method includes the following steps：
S1：Mixing：Flyash, channel sand and sintering aid are put into ball mill wet ball grinding according to proportioning, are then added multiple
It closes mineralizer to mix raw material, mixed raw material is made；
S2：Dry powder processed：Mixed raw material described in S1 is dried, powder processed；
S3：Balling-up：Powder described in S2 is prepared into balling-up kind, ball kind is then prepared into haydite green body, then to haydite base
Body is screened, dry；
S4：Firing：Haydite green body after drying described in S3 is put into cabinet-type electric furnace and is burnt into, the haydite green body warp after firing
Ceramsite propping agent sample is made in polishing, gumming；
S5：Performance test：The performance of ceramsite propping agent sample described in S4 is tested, qualification can be prepared by extremely-low density
Ceramsite propping agent；
S6：Packaging：Ultra-low-density ceramic proppant described in S5 is packed, library storage is entered.
Embodiment two
The present invention is proposed makes ultra-low-density ceramic proppant using modified low aluminium powder coal ash and river silt sand, including following heavy
Measure the raw material of part：40 parts of flyash, 40 parts of channel sand, 7 parts of composite mineralizer, 25 parts of water, 12 parts of sintering aid, manganese mineral powder 17
Part, 5 parts of magnesia；
Preparation method includes the following steps：
S1：Mixing：Flyash, channel sand and sintering aid are put into ball mill wet ball grinding according to proportioning, are then added multiple
It closes mineralizer to mix raw material, mixed raw material is made；
S2：Dry powder processed：Mixed raw material described in S1 is dried, powder processed；
S3：Balling-up：Powder described in S2 is prepared into balling-up kind, ball kind is then prepared into haydite green body, then to haydite base
Body is screened, dry；
S4：Firing：Haydite green body after drying described in S3 is put into cabinet-type electric furnace and is burnt into, the haydite green body warp after firing
Ceramsite propping agent sample is made in polishing, gumming；
S5：Performance test：The performance of ceramsite propping agent sample described in S4 is tested, qualification can be prepared by extremely-low density
Ceramsite propping agent；
S6：Packaging：Ultra-low-density ceramic proppant described in S5 is packed, library storage is entered.
Embodiment three
The present invention is proposed makes ultra-low-density ceramic proppant using modified low aluminium powder coal ash and river silt sand, including following heavy
Measure the raw material of part：50 parts of flyash, 50 parts of channel sand, 10 parts of composite mineralizer, 30 parts of water, 15 parts of sintering aid, manganese mineral powder 20
Part, 8 parts of magnesia；
Preparation method includes the following steps：
S1：Mixing：Flyash, channel sand and sintering aid are put into ball mill wet ball grinding according to proportioning, are then added multiple
It closes mineralizer to mix raw material, mixed raw material is made；
S2：Dry powder processed：Mixed raw material described in S1 is dried, powder processed；
S3：Balling-up：Powder described in S2 is prepared into balling-up kind, ball kind is then prepared into haydite green body, then to haydite base
Body is screened, dry；
S4：Firing：Haydite green body after drying described in S3 is put into cabinet-type electric furnace and is burnt into, the haydite green body warp after firing
Ceramsite propping agent sample is made in polishing, gumming；
S5：Performance test：The performance of ceramsite propping agent sample described in S4 is tested, qualification can be prepared by extremely-low density
Ceramsite propping agent；
S6：Packaging：Ultra-low-density ceramic proppant described in S5 is packed, library storage is entered.
By ultra-low-density ceramic proppant made from embodiment one, two, three, the intensity of ceramsite propping agent can be improved,
And convenient for carrying out control to the quality of ceramsite propping agent.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. making ultra-low-density ceramic proppant using modified low aluminium powder coal ash and river silt sand, which is characterized in that including following
The raw material of parts by weight：30-50 parts of flyash, 30-50 parts of channel sand, 5-10 parts of composite mineralizer, 20-30 parts of water, sintering aid
10-15 parts, 15-20 parts of manganese mineral powder, 3-8 parts of magnesia；
Preparation method includes the following steps：
S1：Mixing：Flyash, channel sand and sintering aid are put into ball mill wet ball grinding according to proportioning, are then added multiple
It closes mineralizer to mix raw material, mixed raw material is made；
S2：Dry powder processed：Mixed raw material described in S1 is dried, powder processed；
S3：Balling-up：Powder described in S2 is prepared into balling-up kind, ball kind is then prepared into haydite green body, then to haydite base
Body is screened, dry；
S4：Firing：Haydite green body after drying described in S3 is put into cabinet-type electric furnace and is burnt into, the haydite green body warp after firing
Ceramsite propping agent sample is made in polishing, gumming；
S5：Performance test：The performance of ceramsite propping agent sample described in S4 is tested, qualification can be prepared by extremely-low density
Ceramsite propping agent；
S6：Packaging：Ultra-low-density ceramic proppant described in S5 is packed, library storage is entered.
2. according to claim 1 make ultra-low-density ceramic proppant using modified low aluminium powder coal ash and river silt sand,
It is characterised in that it includes the raw material of following parts by weight：31-49 parts of flyash, 31-49 parts of channel sand, 6-9 parts of composite mineralizer,
21-29 parts of water, 11-14 parts of sintering aid, 16-19 parts of manganese mineral powder, 4-7 parts of magnesia.
3. according to claim 1 make ultra-low-density ceramic proppant using modified low aluminium powder coal ash and river silt sand,
It is characterized in that, the weight ratio of the flyash, channel sand, composite mineralizer is 31-49：31-49：6-9, water, sintering aid,
Manganese mineral powder, the weight ratio of magnesia are 21-29：11-14：16-19：4-7.
4. according to claim 1 make ultra-low-density ceramic proppant using modified low aluminium powder coal ash and river silt sand,
It is characterized in that, in the S3, ball kind is put into sugar coating machine, water is sprayed into when manganese mineral powder is added, rolling 10min obtains shape
The round and smooth haydite green body of shape.
5. according to claim 1 make ultra-low-density ceramic proppant using modified low aluminium powder coal ash and river silt sand,
It is characterized in that, in the S4, when being burnt into putting the haydite green body after drying into cabinet-type electric furnace, need to add sintering aid
And magnesia.
6. according to claim 1 make ultra-low-density ceramic proppant using modified low aluminium powder coal ash and river silt sand,
It is characterized in that, in the S3, when being screened to haydite green body, first haydite green body is placed on sieve, lasting shaking
Sieve screens haydite green body, and the haydite green body after screening, which is put into, is dried processing in drying machine.
7. according to claim 1 make ultra-low-density ceramic proppant using modified low aluminium powder coal ash and river silt sand,
It is characterized in that, in the S5, according to SY/T5108-2006, " method is recommended in fracturing propping agents performance test " regards sample
Density, bulk density, intensity, acid resistance are tested.
8. according to claim 1 make ultra-low-density ceramic proppant using modified low aluminium powder coal ash and river silt sand,
It is characterized in that, in the S5, the fracture apperance of sample is tested with Hitach-S2500 types scanning electron microscope.
9. according to claim 1 make ultra-low-density ceramic proppant using modified low aluminium powder coal ash and river silt sand,
It is characterized in that, in the S5, the phase composition of sample is tested using X-ray diffractometer.
10. according to claim 1 make ultra-low-density ceramic proppant using modified low aluminium powder coal ash and river silt sand,
It is characterized in that, in the S6, ultra-low-density ceramic proppant is packed using packaging bag, and is sealed, is placed on dry
Dry, vent position is stored.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810751916.9A CN108585787A (en) | 2018-07-10 | 2018-07-10 | Ultra-low-density ceramic proppant is made using the low aluminium powder coal ash of modification and river silt sand |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810751916.9A CN108585787A (en) | 2018-07-10 | 2018-07-10 | Ultra-low-density ceramic proppant is made using the low aluminium powder coal ash of modification and river silt sand |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101880524A (en) * | 2010-04-27 | 2010-11-10 | 福建省宁德市俊杰瓷业有限公司 | Ultra-low-density ceramic proppant and preparation method thereof |
| CN104263347A (en) * | 2014-09-30 | 2015-01-07 | 中国地质大学（武汉） | Low-density coated ceramic proppant prepared through fly ash and preparation method of low-density coated ceramic proppant |
| CN107057677A (en) * | 2017-05-15 | 2017-08-18 | 太原科技大学 | A kind of low-density lytag proppant and preparation method thereof |
-
2018
- 2018-07-10 CN CN201810751916.9A patent/CN108585787A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101880524A (en) * | 2010-04-27 | 2010-11-10 | 福建省宁德市俊杰瓷业有限公司 | Ultra-low-density ceramic proppant and preparation method thereof |
| CN104263347A (en) * | 2014-09-30 | 2015-01-07 | 中国地质大学（武汉） | Low-density coated ceramic proppant prepared through fly ash and preparation method of low-density coated ceramic proppant |
| CN107057677A (en) * | 2017-05-15 | 2017-08-18 | 太原科技大学 | A kind of low-density lytag proppant and preparation method thereof |
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