CN107010861B - The multi-functional compound mixing material of one kind and its preparation process and application - Google Patents
The multi-functional compound mixing material of one kind and its preparation process and application Download PDFInfo
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- CN107010861B CN107010861B CN201710304340.7A CN201710304340A CN107010861B CN 107010861 B CN107010861 B CN 107010861B CN 201710304340 A CN201710304340 A CN 201710304340A CN 107010861 B CN107010861 B CN 107010861B
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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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
- C04B40/0046—Premixtures of ingredients characterised by their processing, e.g. sequence of mixing the ingredients when preparing the premixtures
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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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
- C04B20/026—Comminuting, e.g. by grinding or breaking; Defibrillating fibres other than asbestos
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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
- 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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Abstract
The present invention provides a kind of multi-functional compound mixing material and its preparation process and applications, this kind of multi-functional compound mixing material is mainly made of six kinds of steel plant's smelting steel scum, Stainless Steel Plant's ferronickel slag waste material, urban building waste waste material, Marble processing waste material, iron ore powdered tailings, granite mine tailing raw material, this kind of mixing material can be used as cement mate, S95 miberal powder companion, the alternative existing construction material in part.Meanwhile this kind of mixing material raw material sources extensively, based on renewable resource utilization, cost of material is cheap, while preparation flow is brief, and logistics links, freight volume are reduced, because eliminating the burning baking process of traditional handicraft, more environmental protection and energy saving.
Description
Technical field
The present invention relates to the field of building materials, more particularly to the recycling field of construction material is prepared using various waste materials.
Background technique
The acquisition of mixing material is active material manufacture for a long time in a place, and non-active material is mixed in another place
Solidifying soil mixing station needs both different materials retracting mixing plant from the different places of production.This traditional manufacturing process has been ruled
Cement plant and concrete mixing plant industry have more than 200 years so far.Tens development passes through in developed country, builds substantially
If rapid growth period terminates already, developed country's population is few, the dosage summation of house and infrastructure to cement plant and concrete
The 50% of continuous ten years insufficient China.China is the dosage for reducing cement, and from since the establishment of the nation, country is promoting always concrete and stirring
Mix station concrete and coal ash+S95 miberal powder+sand powder production technology, with meet Chinese infrastructure, the high speed of building trade at
It is long.Environmental protection now with state treatment haze puts more effort, the two industries, usually dries mine raw material with burning coal, then use
Grinding machine manufacture powdering object transports to the conventional preparation techniques in city, this epipodium for burning coal oven drying method and not adapted to modern humans
Standard requirements are protected, numerous medium-sized and small enterprises in industry have faced limited production, stopped production.It is continued to increase in national environmental protection policy implementation dynamics
Development trend under, active mixed material, nonactive mixing material price yield is constantly reduced, and price rises steadily.
The shortcomings that conventional fabrication processes, active material manufacture is in a place, and non-active material is in another place.This biography
The preparation method of system point different regions mainly has the following:
A raw material sources are manufactured the separate product in ground with using, the logistics of great number by geographical location restriction, environmental protection requirement
Expense is that manufacturer's product sale radius is limited.
B conventional preparation techniques have strict requirements to the water content of raw material, and usually with coal drying is burnt, product output rate exists
80% or so, up to 20% moisture content, dust damage of burning cause huge pollution and waste, with the ring of state treatment haze
Guarantor puts more effort, and limits the production, stops production and burn coal drying manufactory's policy compulsory execution.The life that the sector medium-sized and small enterprises face closure
Fortune.
The product that c conventional preparation techniques point different regions, classification produce (common are: cement, flyash, S95 mine
Powder, sand powder are mixed), as two or more powder products, it need in manufacture and use use different dedicated storage tank containers stores, In
Using the more feed bin blends in ground, causing cement plant and mixing plant to take up an area, face is huge, equipment investment increases, the competitiveness of enterprise
Under.It produces million tons of cement plants per year for one and takes up an area the concrete mixing plant land occupation of 300 mu or more, one million cubes of annual outputs at 30 mu
Ground or so, at 3,000,000,000 tons, the State owned land wasting of resources is huge for Chinese cement and concrete annual output at present.It is especially more in stirring
In near cities, to bring pollution to The Surroundings in Cities using the secondary pollution of above-mentioned granular goods be that current urban environmental protection manages work
A great problem in work.
The transport of above-mentioned granular goods needs private carrier, as active material and non-active material are not manufactured at one
Factory's manufacture, increases huge logistics capacity, causes huge energy waste, environment protection treating expense are huge (to be rinsed with water at present, water more
It wastes, increase unnecessary municipal sewage investment and operation cost).
Summary of the invention
In order to solve the above-mentioned technical problem, the invention discloses a kind of multi-functional compound mixing materials, by following parts by weight
Raw material mix:
1.6-32 parts of steel plant's smelting steel scums, 1.6-40 parts of Stainless Steel Plant's ferronickel slag waste materials, 2-48 parts of urban architecture rubbish
Rubbish waste material, 1.6-32 parts of Marble processing waste materials, 1.6-40 parts of iron ore powdered tailings, 2-48 parts of granite mine tailings.
Further, the water content of the multi-functional compound mixing material is no more than the 1% of total weight.
Further, the fineness of the multi-functional compound mixing material is 410-640m2/kg。
Further, the multi-functional compound mixing material, is mixed by the raw material of following parts by weight: 15 parts of steels
Factory's smelting steel scum, 15 parts of Stainless Steel Plant's ferronickel slag waste materials, 20 parts of urban building waste waste materials, 10 parts of Marble processing waste materials,
15 parts of iron ore powdered tailings, 25 parts of granite mine tailings.
In addition, also disclosing a kind of preparation process of multi-functional compound mixing material, include the following steps:
S1, preparation HD activity composite powder, according to raw-material weight part be 8-40 parts steel plant's smelting steel scum, 8-50 parts
Stainless Steel Plant's ferronickel slag waste material and 10-60 parts of urban building waste waste material mixing, stir evenly, are re-fed into milling apparatus and grind
Mill, obtains HD activity composite powder；
S2, preparation the nonactive composite powder of HD, according to raw-material weight part be 8-40 parts Marble processing waste material, 8-50 parts
Iron ore powdered tailings and 10-60 parts granite mine tailing mixing, stir evenly, be re-fed into milling apparatus and grind, obtain HD
Nonactive composite powder；
S3, preparation HD mixing material, obtained HD activity composite powder and the nonactive composite powder of HD are mixed, wherein HD activity
The mixing ratio of composite powder and the nonactive composite powder of HD is 2-8:8-2, stirs evenly, obtains multi-functional compound mixing material.
In addition, also disclosing a kind of preparation process of multi-functional compound mixing material, include the following steps:
S1, preparation the nonactive composite powder of HD, according to raw-material weight part be 8-40 parts Marble processing waste material, 8-50 parts
Iron ore powdered tailings and 10-60 parts granite mine tailing mixing, stir evenly, be re-fed into milling apparatus and grind, obtain HD
Nonactive composite powder；
S2, preparation HD activity composite powder, according to raw-material weight part be 8-40 parts steel plant's smelting steel scum, 8-50 parts
Stainless Steel Plant's ferronickel slag waste material and 10-60 parts of urban building waste waste material mixing, stir evenly, are re-fed into milling apparatus and grind
Mill, obtains HD activity composite powder；
S3, preparation HD mixing material, by obtained HD activity composite powder and the nonactive compound mixing of HD, wherein HD activity is multiple
The mixing ratio for closing powder and the nonactive composite powder of HD is 2-8:8-2, stirs evenly, obtains multi-functional compound mixing material.
Further, in the preparation HD activity composite powder preparation step, by adjusting the raw material of different humidity
Mixing ratio, after mixing steel plant's smelting steel scum, Stainless Steel Plant's ferronickel slag waste material and urban building waste waste material three directly
Total water content is no more than the 8% of total weight；
In the nonactive composite powder step of preparation HD, by adjusting the mixing ratio of the raw material of different humidity, make big
Fibrous gypsum processing waste material, iron ore powdered tailings and granite mine tailing three water content total after directly mixing are no more than total weight
8%.
Further, in the grinding, it is 450-650m that obtained HD activity composite powder, which need to be ground to fineness,2/ kg, institute
It is 400-600m that the nonactive composite powder of obtained HD, which need to be ground to fineness,2/kg。
Further, in raw materials, steel plant's smelting steel scum water content is 7%-23%, the stainless steel
Factory ferronickel slag waste material water content 5%-11%, the urban building waste waste material water content 2.0%-6.4%, the marble add
Work waste material water content 8%-16%, the iron ore powdered tailings water content 6%-10%, the granite mine tailing 4%-6%.
Further, it prepares in HD activity composite powder step, steel plant's smelting steel scum parts by weight are 30 parts, Stainless Steel Plant
Ferronickel slag waste material is 30 parts, urban building waste waste material is 40 parts；
It prepares in the nonactive composite powder step of HD, Marble processing waste material parts by weight are 20 parts, iron ore powdered tailings are 30 parts,
Granite mine tailing is 50 parts；
In HD activity composite powder and the nonactive composite powder mixing step of HD, the two is mixed according to mixing ratio 1:1.
In addition, also disclosing a kind of such as application of the above-mentioned multi-functional compound mixing material in S95 slag powder mate.
Further, the mixing ratio of the multi-functional compound mixing material and S95 slag powders is 10-50:50-90.
Finally, also disclosing a kind of such as application of the above-mentioned multi-functional compound mixing material in cement mate.When being applied to
When PII525 cement mate, the mixing ratio of the multi-functional compound mixing material and PII525 cement is 44-52:48-56.
The multi-functional compound mixing material of this hair, it is bright to have while replacing the following cement of 525 intensity, second class powered coal ash, second level
More sexual functions of miberal powder, three kinds of common mixing material or more building materials.For minimum substitution amount up to 50% or more, highest substitutes two amounts can
100%.HD mixing material purposes it is multi-functional.Meanwhile cement plant manufacture cement raw material can be made, HD mixing material can be replaced with 100%
Other the whole auxiliary materials of generation in addition to clinker, 525 intensity can save 15-56% clinker and gypsum dosage with cement.In addition,
Can also mix station concrete manufacture raw material, HD mixing material can 100% substitution two miberal powders/S95, II grade flyash, commonly mix
Close material.Can also make engineering project building site raw material: HD mixing material can 100% two miberal powders/S95, II grade flyash of substitution, commonly mix
Close material, the cement of intensity 325 and 425.Multi-functional compound mixing material raw material sources in the present invention are extensively, with renewable resource utilization
Main body, low in raw material price.Preparation flow is brief, and logistics links, freight volume are reduced, and low logistics cost is product sale enlarging radius
One times.It is brilliant to save resource, source benefit.Opposite conventional hybrid manufacture process, measuring chute of the present invention and belt line quantity account for
Ground, investment reduce 50% or more.Opposite conventional hybrid material fabrication process process, present invention process process eliminate coal-fired drying
Process, environmental protection and energy saving.
Specific embodiment
For the technology contents and the objects and the effects that the present invention will be described in detail, given in detail below in conjunction with embodiment
It is bright.
The invention discloses a kind of multi-functional compound mixing materials, are mixed by the raw material of following parts by weight:
1.6-32 parts of steel plant's smelting steel scums, 1.6-40 parts of Stainless Steel Plant's ferronickel slag waste materials, 2-48 parts of urban architecture rubbish
Rubbish waste material, 1.6-32 parts of Marble processing waste materials, 1.6-40 parts of iron ore powdered tailings, 2-48 parts of granite mine tailings.Usual situation,
Urban building waste waste material refers to the rubbish sand powder such as concrete and ceramic tile after classification, break process more.The present invention is mainly former
Material source is solid waste regeneration.Active material raw material sources are urban building waste waste material, non-active material source master
If the remaining tail residues of mine ore dressing.Registered according to related, Chinese urban building waste year new increment at 2,000,000,000 tons or more,
Mining industry milltailings material year, new increment was at 10,000,000,000 tons of number or more, on both sides of the Changjiang River throughout China.Traditional handicraft keeps cement plant clinker living
Property material source be mainly by screening the natural mine rock material of lime stone, non-active material source be mainly natural volcanic ash,
Quartz sand, a small amount of industrial residue, building waste use rare.The natural material that traditional handicraft uses is not each near cities
Have.
The preparation of multi-functional compound mixing material
Preparation for this multi-functional compound mixing material, this programme use three-step approach:
S1, preparation HD activity composite powder, the steel plant's smelting steel scum for being 8-40 parts according to raw-material weight part are (following
Can be indicated with A1), 8-50 parts of Stainless Steel Plant's ferronickel slag waste materials (following also to be indicated with A2) and 10-60 parts of urban building wastes it is useless
Expect (following to be indicated with A3) mixing, stir evenly, being re-fed into milling apparatus and being ground to fineness is 450-650m2/ kg, obtains
To HD activity composite powder；
S2, the preparation nonactive composite powder of HD, the Marble processing waste material for being 8-40 parts according to raw-material weight part are (following
Can be indicated with B1), 8-50 parts of iron ore powdered tailings (following also to be indicated with B2) and 10-60 parts of granite mine tailing it is (following
Can also be indicated with B3) mixing, it stirs evenly, being re-fed into milling apparatus and being ground to fineness is 400-600m2/ kg, it is non-to obtain HD
Active composite powder；
S3, preparation HD mixing material, obtained HD activity composite powder and the nonactive composite powder of HD are mixed, wherein HD activity
The mixing ratio of composite powder and the nonactive composite powder of HD is 2-8:8-2, stirs evenly, obtains multi-functional compound mixing material.
Since the preparation process main thought of the multi-functional compound mixing material in this programme is first to prepare HD activity respectively to answer
Powder and the nonactive composite powder of HD are closed, is then again uniformly mixed the two.Therefore the system of HD activity composite powder and the nonactive composite powder of HD
Standby there is no absolute precedence relationships, both can first prepare HD activity composite powder, then prepare the nonactive composite powder of HD, can also be first
The nonactive composite powder of HD is prepared, then prepares HD activity composite powder.Sequence between i.e. above-mentioned step S1 and step S2 can be handed over
It changes.
According to the different market demands, active blend and nonactive mixture are concentrated on into factory's manufacture.It reduces
Unnecessary logistics cost, manufacturer's product sell one times of enlarging radius or more.
Traditional handicraft whether manufactures fine coal, miberal powder, cement isoreactivity material, manufactures the mixing of raw material, is in grinding machine
Measuring chute is usually arranged before grinding machine, passes through in order to guarantee the mixing match technological parameter requirement of plurality of raw materials for interior mixing
The flow of control different material measuring chute reaches the mixing match technological parameter requirement of plurality of raw materials.Conventional cement manufacturing process water
Mud factory needs clinker, ferro-aluminum to rectify material all in one piece, nonactive mixing material, more than 5 measuring chutes of active mixed material flyash or miberal powder；It is mixed
Solidifying soil mixing station need to be arranged cement, flyash, miberal powder, it is more than 4 measuring chutes of nonactive mixing material.It is extensive raw to guarantee
The needs of yield, measuring chute is usually arranged up to tens meters or more, by belt line by different material.By gravity, usually
For belt line gradient less than 15 degree, this is that measuring chute and belt conveyor system occupied area are huge.Relatively traditional flyash, water
Mud, mixing material manufacturing process, present invention process, which first stirs evenly raw material, to be re-fed into milling apparatus and grinds, that is, is used
Grinding machine front end raw material is stirred stirring technique, can use the truck of regulation tonnage, different material will be transported to by process ratio and stirred
Mix stack before machine, interval sets three heaps, wherein a pile is for loading machine feeding to mixer hopper.In flyash factory, cement plant, mixing
Material factory, as long as 2 material feeding lines and raw material measuring chute when preparation activity powder or nonactive powder, reduce by 3 feeding measurement production lines.Phase
To traditional 4 feeding production lines of concrete mixing plant, HD mixing material prepared by the present invention, coagulation are used in concrete mixing plant
Soil mixing station feeding production line only uses 1, at least reduces by 2 feeding production lines.
In the above scheme, in the preparation HD activity composite powder preparation step, by adjusting the raw material of different humidity
Mixing ratio, mix steel plant's smelting steel scum, Stainless Steel Plant's ferronickel slag waste material and urban building waste waste material three directly
Total water content is no more than the 8% of total weight afterwards；In the nonactive composite powder step of preparation HD, by adjusting different humidity
Raw material mixing ratio, it is total after mixing Marble processing waste material, iron ore powdered tailings and granite mine tailing three directly
Water content is no more than the 8% of total weight.
Opposite conventional hybrid material fabrication process has strict demand to the water content for entering grinding machine raw material, is usually grinding
Coal-fired burning baking process is set before machine, and heat is to do fuel by burning raw coal or stalk.HD mixing material of the invention prepares work
Skill is mixed, after mixing by selecting the different material of various moisture contents to be mixed evenly by the process recipe that invention provides
Material total water content control below 8% enter grinding machine, with guarantee grinding machine work normally.The present invention does not have to burn coal drying
Method meets national industry guiding, controls in raw material moisture 8% hereinafter, product output rate is 90% or more, traditional handicraft raw material
Moisture content, burning ash loss feed intake output capacity 80% or so.The present invention saves resource, 12% or more the energy with respect to traditional handicraft.
2,000,000 tons of multi-functional compound mixing materials are produced per year using present invention construction one and replace 2,000,000 tons of cement, are equivalent to annual for country
Save 120,000,000 degree of the precious resources using electricity wisely such as 400,000 tons of standard coals, 3,200,000 tons of lime stones.It may thus be appreciated that the present invention program
Resource high value is not only using innovative technology, and is an energy saving technique.
Preferably, for raw materials in the present invention program, steel plant's smelting steel scum water content is 7%-
23%, Stainless Steel Plant's ferronickel slag waste material water content 5%-11%, the urban building waste waste material water content 2.0%-
6.4%, the Marble processing waste material water content 8%-16%, the iron ore powdered tailings water content 6%-10%, the colored hilllock
Rock mine tailing 4%-6%.
Preferably, prepare HD activity composite powder step in, use water content for 10% steel plant's smelting steel scum weight
Part for 30 parts, water content be 6% Stainless Steel Plant's ferronickel slag waste material be 30 parts, the urban building waste waste material that water content is 5%
It mixes for 40 parts, is stirred evenly in mixing plant, and the water content in the direct mixture of raw material is 6.8%.It again will mixing
Uniform material is sent into grinding machine and is ground to fineness 450-650m2/ kg obtains HD activity composite powder A.Referring next to steel ground-slag
GB-T28293-2012 carries out the test of the performance of this kind of HD activity composite powder A.Average fineness is 463m2/ kg, density are
2.39g/cm3.Intensity index average data is as shown in table 1.
Table 1
| Time | 1 day | 3 days | 7 days | 28 days |
| Compression strength MPa | 4.5 | 14 | 25.5 | 35.48 |
| Activity index % | 39.8% | 56% | 73.28% | 83.5% |
Simultaneously prepare in the nonactive composite powder step of HD, use raw material water content for 15% Marble processing waste material weight
Amount part is 20 parts, the granite mine tailing that the iron ore powdered tailings that water content is 10% are 30 parts, water content is 4% is 50 parts mixed
It closes, is stirred evenly in mixing plant, and the water content in the direct mixture of raw material is 8.0%.Again by uniformly mixed object
Material is sent into grinding machine and is ground to fineness 400-600m2/ kg obtains the nonactive composite powder B of HD.Referring next to common portland cement
GB175-2007 carries out the test of the performance of the nonactive composite powder B of this kind of HD.Average fineness is 550m2/ kg, density 2.84g/
cm3.Intensity index average data is as shown in table 2.
Table 2
| Time | 1 day | 3 days | 7 days | 28 days |
| Flexural strength MPa | 0.9 | 1.7 | 2.6 | 7.8 |
| Compression strength MPa | 2.9 | 6.7 | 9.9 | 32.2 |
Then the HD activity composite powder nonactive composite powder B of A, HD above-mentioned steps prepared, it is mixed according to the mixing ratio of 1:1
Merging stirs evenly, and obtains multi-functional compound mixing material, and referring to common portland cement
The test of GB175-2007 progress performance.The fineness for measuring the multi-functional compound mixing material is 500m2/ kg, it is close
Degree is 2.90g/cm3.Intensity index test data is as shown in table 3.
Table 3
| Time | 1 day | 3 days | 7 days | 28 days |
| Flexural strength MPa | 2.8 | 1.7 | 2.6 | 7.8 |
| Compression strength MPa | 5.2 | 10.4 | 17.8 | 33.8 |
Multi-functional compound mixing material of the invention is a kind of mixing material of high-quality multifunctional usage, mixing material master
Want energy index close to national standard second class powered coal ash, S95 miberal powder, the following cement of 425 intensity, as flyash, S95 miberal powder, cement companion
Companion has high economic use value in flyash and cement, concrete stirring industry.
In industrial production, the raw material A of outsourcing 1, A2, A3 elevating conveyor are first fed into 3 different measuring chutes, measuring chute is by rule
On fixed mixed proportion blowing to belt line, 3.5 meters of diameter of domestic ball mill equipment is sent by 3 different belt lines,
150 tons of feeding capacity highest per hour.The powder fineness ground is in 450-650m2/ kg obtains HD activity composite powder A.It then, then will be outer
Raw material B1, B2, B3 of purchase elevating conveyor feed 3 different measuring chutes, and measuring chute is by defined mixed proportion blowing to belt line
On, 4.6 meters of diameter of domestic Vertical Mill equipment is sent by 3 different belt lines, per hour 150 tons of feeding capacity highest.It grinds
Powder fineness than table in 400~600m2/ kg obtains the nonactive composite powder B of HD.The HD for finally preparing step 1 and step 2 is living
The property composite powder nonactive composite powder B of A, HD, using discharge tube, by the nonactive composite powder B of HD activity composite powder A, HD from respective
Storage tank in take out, hourly output 20-200 tons of automixer is sent by 1:1 mixed proportion by measuring chute and is mixed
It is even, then by finished product air delivery pipe, be input to HD mixing material storage tank for flyash, S95 miberal powder, cement plant is standby and concrete stirs
It mixes station and orders use.
Application of the multi-functional compound mixing material in S95 slag powder mate
Above-mentioned multi-functional compound mixing material is put into dedicated powder tank car from storage tank and transports to S95 powder manufactory, utilizes powder
The dedicated pump pressure of tank car is transported to the mixing material storage tank 1 of S95 powder manufactory, is stored in S95 powder in raw material powder tank 2, selects HD mixed
It closes material and is prepared with S95 powder ash mixing ratio by table 4, send mixer to be uniformly mixed by 100 ton/hours of wind, obtained after 5 hours
500 tons of S95 miberal powder companions sample 2 kilograms in blend each hour, sample 5 times, add up 10 kilograms of sampling, laboratory is manually mixed
It closes and uniformly breaks sample through sample preparation, and carry out the test of performance referring to ground granulated blast furnace slag GB-T18046-2008 national standard.And
Measuring fineness is 453m2/ kg, density 3.24g/cm3, fluidity ratio %:98, stability: qualified.
Table 4
As can be seen from the above test results that 25% S95 mine can be substituted using HD mixing material in manufacture cement and coagulation
Powder.Under this ratio, the quality of cement and coagulation is not influenced.
Application of the multi-functional compound mixing material in cement mate
Above-mentioned multi-functional compound mixing material is released to dedicated powder tank car from storage tank and transports to cement production plants, utilizes powder
The dedicated pump pressure of tank car is transported to the mixing material storage tank 1 of cement production plants, and PII525R cement, choosing are stored in raw material powder tank 2
When above-mentioned multi-functional compound mixing material and PII525R cement mixing ratio are that table 5 is prepared, mixer is sent by 100 ton/hours of wind
After mixing, 500 tons of cement mates are obtained after 5 hours, are sampled 2 kilograms within blend each hour, are sampled 5 times, add up sampling
10 kilograms, laboratory is manually uniformly mixed and breaks sample through sample preparation, and referring to common portland cement GB175-2007 national standard into
Row performance test, fineness 443m2/ kg, density 2.93g/cm3, consumptive use of water normal consistence 27.7%, pre-hardening 130min,
Final set 165min, stability are qualified, and 45 tm screens more than 1.3%, and 80 tm screens more than 8.6%.Strength test data such as table 5.
Table 5
| 3 days | 28 days | Mixing material and cement proportion | |
| Flexural strength MPa | 4.2 | 7.1 | 52:48 |
| Compression strength MPa | 18.6 | 34.2 | 52:48 |
| Flexural strength MPa | 4.2 | 7.8 | 48:52 |
| Compression strength MPa | 18.6 | 37.2 | 48:52 |
| Flexural strength MPa | 4.2 | 9.1 | 44:56 |
| Compression strength MPa | 18.6 | 38.5 | 44:56 |
Test result can substitute 46% using above-mentioned multi-functional compound mixing material it is found that in manufacture cement and coagulation
Clinker produces the cement mate that PC425 cement is manufactured by above-mentioned process, substitutes 100%PC325R cement, and do not influence
The quality of cement and concrete.
Product manufactured by the present invention program, raw material resources per ton, the energy, environment protection treating are saved money at 35 yuan of RMB
More than.1% such as is promoted and applied in 3,000,000,000 tons of markets in Chinese festiva flyash, cement and concrete, the economic benefit created every year
At 100,000,000 yuans or more.The coal-fired manufacture process layout of tradition relatively, the present invention save that occupied area is huge, investment in fixed assets
Reduce 50% or more.It produces million tons of cement plants per year for conventional preparation techniques one and takes up an area 250 mu or more, the present invention one is produced per year million
The multi-functional compound mixing material factory of ton takes up an area less than 100 mu, opposite to save 150 mu of land occupation.Chinese cement factory yield is 20 at present
Hundred million tons, the present invention promotes and applies 1%, that is, saves 3,000,000,000 mu of land occupation.Conventional preparation techniques one is produced per year million tons of concrete stirrings
It stands and takes up an area 30 mu or so, the present invention one concrete mixing plant for producing million tons per year takes up an area less than 15 mu, opposite saving land occupation 15
Mu or more.Chinese concrete mixing plant promotes and applies 2% in 10000 or more tons, the present invention at present, that is, saves 300,000 mu of land occupation
More than.Concrete mixing plant sets cement, S95 miberal powder, flyash, four storage tanks of mixing material and 4 feeding production lines at present, this
Invention is only designed as 2 storage tanks and 2 feeding production lines be both able to satisfy traditional handicraft needs.The present invention is using the unification life of two factories
Production. art layout, active material factory and non-active material factory selection construction one, reduce by 50% investment to investor, right
Country's land occupation reduces by 50% land used.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent process transformation made by bright description is applied directly or indirectly in other relevant technical fields, and similarly wraps
It includes in scope of patent protection of the invention.
Claims (14)
1. a kind of multi-functional compound mixing material, is mixed: 1.6-32 parts of steel plant's smelting steels by the raw material of following parts by weight
Scum, 1.6-40 parts of Stainless Steel Plant's ferronickel slag waste materials, 2-48 parts of urban building waste waste materials, 1.6-32 parts of Marble processings are useless
Material, 1.6-40 parts of iron ore powdered tailings, 2-48 parts of granite mine tailings.
2. multi-functional compound mixing material as described in claim 1, it is characterised in that: the multi-functional compound mixing material it is aqueous
Amount is no more than the 1% of total weight.
3. multi-functional compound mixing material as claimed in claim 2, it is characterised in that: the fineness of the multi-functional compound mixing material
For 410-640m2/kg。
4. multi-functional compound mixing material as claimed in claim 3, is mixed: 15 parts of steels by the raw material of following parts by weight
Factory's smelting steel scum, 15 parts of Stainless Steel Plant's ferronickel slag waste materials, 20 parts of urban building waste waste materials, 10 parts of Marble processing waste materials,
15 parts of iron ore powdered tailings, 25 parts of granite mine tailings.
5. a kind of preparation process of multi-functional compound mixing material, includes the following steps:
S1, preparation HD activity composite powder, according to raw-material weight part be 8-40 parts steel plant's smelting steel scum, 8-50 parts it is stainless
Steel mill's ferronickel slag waste material and 10-60 parts of urban building waste waste material mixing, stir evenly, are re-fed into milling apparatus and grind, obtain
To HD activity composite powder；
S2, the preparation nonactive composite powder of HD, are 8-40 parts of Marble processing waste material, 8-50 parts of iron according to raw-material weight part
Mine mine tailing and the mixing of 10-60 parts of granite mine tailing, stir evenly, are re-fed into milling apparatus and grind, it is non-live to obtain HD
Property composite powder；
S3, preparation HD mixing material, obtained HD activity composite powder and the nonactive composite powder of HD are mixed, wherein HD activity is compound
The mixing ratio of powder and the nonactive composite powder of HD is 2-8:8-2, stirs evenly, obtains multi-functional compound mixing material.
6. a kind of preparation process of multi-functional compound mixing material, includes the following steps:
S1, the preparation nonactive composite powder of HD, are 8-40 parts of Marble processing waste material, 8-50 parts of iron according to raw-material weight part
Mine mine tailing and the mixing of 10-60 parts of granite mine tailing, stir evenly, are re-fed into milling apparatus and grind, it is non-live to obtain HD
Property composite powder；
S2, preparation HD activity composite powder, according to raw-material weight part be 8-40 parts steel plant's smelting steel scum, 8-50 parts it is stainless
Steel mill's ferronickel slag waste material and 10-60 parts of urban building waste waste material mixing, stir evenly, are re-fed into milling apparatus and grind, obtain
To HD activity composite powder；
S3, preparation HD mixing material, by obtained HD activity composite powder and the nonactive compound mixing of HD, wherein HD activity composite powder
Mixing ratio with the nonactive composite powder of HD is 2-8:8-2, stirs evenly, obtains multi-functional compound mixing material.
7. such as the preparation process of multi-functional compound mixing material described in claim 5 or 6, it is characterised in that: in the preparation HD
In active composite powder step, by adjusting the mixing ratio of the raw material of different humidity, make steel plant's smelting steel scum, Stainless Steel Plant
Ferronickel slag waste material and urban building waste waste material three water content total after directly mixing are no more than the 8% of total weight；
In the nonactive composite powder step of preparation HD, by adjusting the mixing ratio of the raw material of different humidity, make marble
Processing waste material, iron ore powdered tailings and granite mine tailing three water content total after directly mixing are no more than the 8% of total weight.
8. the preparation process of multi-functional compound mixing material as claimed in claim 7, it is characterised in that: in the grinding, gained
To HD activity composite powder need to be ground to fineness be 450-650m2/ kg, the obtained nonactive composite powder of HD need to be ground to fineness
For 400-600m2/kg。
9. the preparation process of multi-functional compound mixing material as claimed in claim 8, it is characterised in that: in raw materials, institute
State steel plant's smelting steel scum water content be 7%-23%, Stainless Steel Plant's ferronickel slag waste material water content 5%-11%, it is described
Urban building waste waste material water content 2.0%-6.4%, the Marble processing waste material water content 8%-16%, the iron ore tail
Miberal powder water content 6%-10%, the granite mine tailing 4%-6%.
10. the preparation process of multi-functional compound mixing material as claimed in claim 9, it is characterised in that:
It prepares in HD activity composite powder step, steel plant's smelting steel scum parts by weight are 30 parts, Stainless Steel Plant's ferronickel slag waste material is
30 parts, urban building waste waste material be 40 parts；
It prepares in the nonactive composite powder step of HD, Marble processing waste material parts by weight are 20 parts, iron ore powdered tailings are 30 parts, Hua Gang
Rock mine tailing is 50 parts；
In HD activity composite powder and the nonactive composite powder mixing step of HD, the two is mixed according to mixing ratio 1:1.
11. application of the multi-functional compound mixing material according to any one of claims 1-4 in S95 slag powder mate.
12. application as claimed in claim 11, it is characterised in that: the multi-functional compound mixing material is mixed with S95 slag powders
Composition and division in a proportion is 10-50:50-90.
13. application of the multi-functional compound mixing material according to any one of claims 1-4 in cement mate.
14. application as claimed in claim 13, it is characterised in that: the multi-functional compound mixing material is mixed with PII525 cement
Composition and division in a proportion is 44-52:48-56.
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