CN101041575A - Gold ore tailing sand concrete encaustic tile and manufacturing technique - Google Patents
Gold ore tailing sand concrete encaustic tile and manufacturing technique Download PDFInfo
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- CN101041575A CN101041575A CN 200710014381 CN200710014381A CN101041575A CN 101041575 A CN101041575 A CN 101041575A CN 200710014381 CN200710014381 CN 200710014381 CN 200710014381 A CN200710014381 A CN 200710014381A CN 101041575 A CN101041575 A CN 101041575A
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- gold ore
- ore tailing
- sand
- cement
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Abstract
The invention discloses a gold ore tail sand concrete coloured tile and preparing craft in architectural materials production technique domain, which comprises the following steps: choosing gold ore tail sand, cement and sand as main material; allocating mass matching at 40%-55%, 30%-40%, 15%-25% separately; 1. stirring the raw material; extrusion forming; 2. curing; demoulding; half-finished product stowing; adding into water; curing; 3. drying; spraying; finishing product. This invention adopts high-pressure compression molding method, which possesses merits of dense tile body and polish surface.
Description
One, technical field
The present invention relates to a kind of gold ore tailing sand concrete encaustic tile and production technique, belong to the material of construction production technical field.
Two, background technology
According to pertinent data, the annual mill tailings that produces of China reaches 600,000,000 tons, and accumulated stock has become major source of pollutant more than 7,000,000,000 tons, and the comprehensive utilization ratio of present domestic mine tailing is less than 7%, the tailings of storing up in a large number severe contamination environment.To this, we can fully utilize on three approach at least, and the one, from mine tailing, reclaim useful component, the 2nd, make full use of mine tailing and make New Building Materials, the 3rd, with the mine tailing bashing.
There are shortcomings such as coarse, degree of compactness difference in conventional extruded or roll-in method concrete tile that production line produces.
Three, summary of the invention
The object of the present invention is to provide a kind of mine tailings that can solve to pile up environmental pollution problem for a long time, have that intensity height, life-span are long, beautiful in colour, advantage such as waterproof, fire prevention, antifreeze, antiseepage, wind resistance power are strong, on market, have stronger competitive power, and have the gold ore tailing sand concrete encaustic tile and the production technique of good social benefit, economic benefit and energy conservation and environmental protection benefit.
The objective of the invention is to be achieved through the following technical solutions:
Gold ore tailing sand concrete encaustic tile of the present invention, main raw material are gold ore tailing, cement, sand, and the quality proportioning of gold ore tailing, cement, sand is 40%-55%, 30%-40%, 15%-25%;
Also contain in raw materials used, admixture softening agent quality is the 0.1%-1% of above material, and fiber quality is the 0.1%-1% of above material; Softening agent adopts Rocky sand crystal;
Silt content is not more than 1% in raw materials used;
The quality proportioning of described gold ore tailing, cement, sand further is 45%-50%, 32%-35%, 18%-22%.
Gold ore tailing sand concrete encaustic tile production technique of the present invention comprises following operation
1, raw material stirring, extrusion molding
Raw material cooperates by a certain percentage, after adding water and fully stirring, adopts mould, the extrusion molding of high pressure mold pressing at normal temperatures;
Raw material adopts stirrer to stir, and the time is 5-10 minute, and material is stirred, and concrete reaches good incorporation degree;
Glue bone ratio, i.e. cement: aggregate is 1: 1.0-2.0, aggregate are gold ore tailing and sand; Phenomenons such as water cement ratio, i.e. water: material is 1: 0.25-0.35, material are gold ore tailing, cement, sand, and moisture content is too much unsuitable, otherwise can cause a watt sticking to mould, and is slack and undisciplined; Moisture content is very few, and material fluidity is little, and incorporation degree is poor, can reduce a watt quality;
2, water curing is stacked, added to maintenance, the demoulding, work in-process
Watt embryo after the moulding is placed on the brandreth, advances the curing room maintenance 20-30 hour, and the demoulding is deposited in the work in-process stockyard then, adds water curing, adds one time water in every 3-4 hour;
3, oven dry, spraying, finished product
Work in-process watt stacking maintenance sprayed color after 20-40 days, made concrete encaustic tile.
The gold ore tailing sand concrete encaustic tile that the present invention makes, adopt high pressure compression molding way, shortcomings such as coarse, the degree of compactness difference that has changed thoroughly that conventional extruded or roll-in method production line produce watt, watt body densification, watt mass color is clean, smooth, intensity is high, water-intake rate is low, pure and fresh beautiful, the good decorating effect of color, and work-ing life is more than 50 years; Solved mine tailings and piled up pollution for a long time, physical environment is improved greatly, and product waterproof, fire prevention, antifreeze, antiseepage, wind resistance power are strong, have stronger competitive power on market.
Four, description of drawings:
Fig. 1: embodiment of the invention gold ore tailing sand concrete encaustic tile technological process of production figure.
Five, embodiment
Provide the specific embodiment of the invention below in conjunction with accompanying drawing, be used for that the invention will be further described.
Embodiment 1
With reference to figure 1, the gold ore tailing sand concrete encaustic tile production technique adopts full-automatic cement watt press filter type shaper and production line thereof, shortcoming such as coarse, degree of compactness difference that changes thoroughly that conventional extruded or roll-in method production line produce watt, novel process adopts the way of 120 tons of high pressure compression moldings, with the gold tailings is aggregate, and the plastic concrete that cement, sand etc. is combined into is a raw material, adopts special mould, through the draining press filtration, automatic demoulding, natural curing, operations such as automatic spraying make it moulding.
Cement tile production must be adopted the quantitative forced stirrer of rolling wheel with raw material, is equipped with 350 liters of stirrer capacity, power of motor: 4KW, and churning time is 5-10 minute, and material is stirred, concrete reaches good incorporation degree.
Raw material ratio:
Raw material specification consumption % remarks
Cement 425#R silicate cement 33%
Tailings gold ore tailing 47%
Husky fineness Mx=2.3-3.0 20% in the yellow sand
Admixture softening agent Rocky sand crystal 5/1000ths
Fiber 6/1000ths
Glue bone ratio (cement: aggregate) 1: 1.0
Water cement ratio (water: material) 1: 0.3
Phenomenons such as moisture content is too much unsuitable, otherwise can cause a watt sticking to mould, and is slack and undisciplined; Moisture content is very few, and material fluidity is little, and incorporation degree is poor, can reduce a watt quality;
Silt content must not be greater than 1% in raw materials used, otherwise the quality that can influence watt;
The gold ore tailing Chemical Composition:
| Title | LoI | Sio 2 | Ai 2o 3 | Fe 2o 3 | Cao | Mgo | ∑ |
| Tailings | 4.24 | 68.93 | 17.05 | 3.66 | 2.95 | 1.88 | 98.71 |
The gold ore tailing sand concrete encaustic tile production technique comprises following operation
1, raw material stirring, extrusion molding
Raw material cooperates by a certain percentage, after adding water and fully stirring, adopts mould, normal temperature extruding (120 tons of high pressure) mold pressing extrusion molding down;
(1), churning time wants sufficient, mainly is to play to make mixing of materials even, reactivation process more will accurately be held the time, to increase the plasticity of material, make it processability and improve: watt body is closely knit, and intensity increases, physicals is also improved thereupon.
(2), the participation amount of water is moderate, must fully guarantee in the hydration process enough water is arranged, and to increase the aquation surface-area, strengthens hydration, and hydrate is increased.Sio in the goods
2, Ai
2o
3C in isoreactivity chemical ingredients and the cement
3S C
2S C
3A C
4AF issues unboiled waterization and hydration heat building-up reactions in the effect of water, generates multiple hydrated product automatically.After maintenance, the product physical strength that base substrate is reached at short notice exceed the time limit and other physical and mechanical property index.These series product have higher compression, freeze proof, antiseepage, anti-aging performance such as corrosion-resistant.Sharp useless, excellent performance, need not calcine, technology is simple, cost is low, the work efficiency height is the product that meets sharp useless, environmental protection, good and cheap, excellent performance, meets the developing direction of novel wall material fully;
2, water curing is stacked, added to maintenance, the demoulding, work in-process
Watt embryo after the moulding is placed on the special-purpose brandreth, advanced the curing room maintenance 24 hours, curing room will keep certain humidity, and temperature, (natural hydration heat), the demoulding is deposited in the work in-process stockyard after 24 hours, add water curing, added water one time in every 3-4 hour, water must irrigate, anti-chap, otherwise the quality that has reduced watt;
3, oven dry, spraying, finished product
Work in-process watt were stacked maintenance after 28 days, according to the user need color, spray finished product.The every technical performance index of encaustic tile is as follows:
| The sample title | Concrete tile (tailings) | |
| Test basis | JC746-1999 " concrete tile " | |
| Interventions Requested | Performance index | Detected result |
| Size deviation | The length permissible variation≤± 4mm width permissible variation≤± 3mm | +2mm；+1mm；+2mm +2mm；+2mm；+2mm |
| Visual appearance | Watt type is clear, and tiling is smooth, and the corner is neat, and watt pawl is complete, does not have obvious color and luster difference | The conformance with standard requirement |
| Squareness | Difference≤4mm | +3mm；+2mm；+3mm |
| Planarity | Gap≤the 3mm of predetermined point of contact and flat reference surface | The conformance with standard requirement |
| Macroscopic irregularity | Do not allow crack, crackle, be full of cracks, hole, surface inclusion, the outstanding material≤5mm of front surface | The conformance with standard requirement |
| Water-intake rate % | Premium grads and acceptable end product≤10 salable product≤12 | 7.5 |
| Bearing capacity N | Premium grads＞2321 | 3590 |
| Anti-permeability performance | Three test specimens are through enclosing water test, and the water droplet phenomenon must not appear in every watt the back side | Observe watt back side and do not have water droplet formation |
| Freeze back bearing capacity N | Premium grads＞2162 | 3200 |
| Freeze the back anti-permeability performance | Three test specimens are through enclosing water test, and the water droplet phenomenon must not appear in every watt the back side | Observe watt back side and do not have water droplet formation |
| Freeze the back visual appearance | Answer conformance with standard requirement and top coat must not occur peeling off | Freeze back test specimen well-tended appearance |
Embodiment 2
Be that with the difference of embodiment 1 raw material ratio of gold ore tailing sand concrete encaustic tile is
Cement 40%, gold ore tailing 40%, yellow sand 20%, softening agent Rocky sand crystal quality is the thousandth of material gold ore tailing, cement, sand, fiber quality is 5/1000ths of material gold ore tailing, cement, a sand, glue bone ratio (cement: aggregate) be 1: 1.5, water cement ratio (water: material) be 1: 0.25.
Embodiment 3
Be that with the difference of embodiment 1 raw material ratio of gold ore tailing sand concrete encaustic tile is
Cement 30%, gold ore tailing 55%, yellow sand 15%, softening agent Rocky sand crystal quality is 6/1000ths of material gold ore tailing, cement, a sand, fiber quality is 10/1000ths of material gold ore tailing, cement, a sand, glue bone ratio (cement: aggregate) be 1: 2.0, water cement ratio (water: material) be 1: 0.35.
Embodiment 4
Be that with the difference of embodiment 1 raw material ratio of gold ore tailing sand concrete encaustic tile is
Cement 30%, gold ore tailing 45%, yellow sand 25%, softening agent Rocky sand crystal quality is 10/1000ths of material gold ore tailing, cement, a sand, fiber quality is 6/1000ths of material gold ore tailing, cement, a sand, glue bone ratio (cement: aggregate) be 1: 1.3, water cement ratio (water: material) be 1: 0.28.
Embodiment 5
Be that with the difference of embodiment 1 raw material ratio of gold ore tailing sand concrete encaustic tile is
Cement 32%, gold ore tailing 50%, yellow sand 18%, softening agent Rocky sand crystal quality is 4/1000ths of material gold ore tailing, cement, a sand, fiber quality is the thousandth of material gold ore tailing, cement, sand, glue bone ratio (cement: aggregate) be 1: 1.8, water cement ratio (water: material) be 1: 0.33.
The gold ore tailing sand concrete encaustic tile that above embodiment makes, adopt high pressure (120 tons) compression molding way, shortcomings such as coarse, the degree of compactness difference that has changed thoroughly that conventional extruded or roll-in method production line produce watt, watt body densification, watt mass color is clean, smooth, intensity is high, water-intake rate is low, pure and fresh beautiful, the good decorating effect of color, and work-ing life is more than 50 years; The material that concrete encaustic tile consumed is materials such as mine tailing waste residue, cement, sand, the one, solve mine tailings and piled up pollution for a long time, the 2nd, for second ploughing later on creates favorable conditions, the 3rd, local physical environment is improved greatly, the 4th, traditional clay brick, watt fine substitute products, have waterproof, fire prevention, antifreeze, antiseepage, wind resistance power is strong, on market, have stronger competitive power, and have good social benefit, economic benefit and energy conservation and environmental protection benefit.
Claims (8)
1, gold ore tailing sand concrete encaustic tile is characterized in that, main raw material is gold ore tailing, cement, sand, and the quality proportioning of gold ore tailing, cement, sand is 40%-55%, 30%-40%, 15%-25%.
2, gold ore tailing sand concrete encaustic tile according to claim 1, it is characterized in that also containing in raw materials used, admixture softening agent quality is the 0.1%-1% of material gold ore tailing, cement, sand, and fiber quality is the 0.1%-1% of material gold ore tailing, cement, sand.
3, gold ore tailing sand concrete encaustic tile according to claim 2 is characterized in that softening agent adopts Rocky sand crystal.
4, gold ore tailing sand concrete encaustic tile according to claim 1 is characterized in that silt content is not more than 1% in the used material.
5, gold ore tailing sand concrete encaustic tile according to claim 1, the quality proportioning that it is characterized in that described gold ore tailing, cement, sand is 45%-50%, 32%-35%, 18%-22%.
6, the production technique of the described gold ore tailing sand concrete encaustic tile of arbitrary claim among the claim 1-5 is characterized in that comprising following operation
(1), raw material stirring, extrusion molding
Raw material cooperates by a certain percentage, after adding water and fully stirring, adopts mould, the extrusion molding of high pressure mold pressing at normal temperatures;
(2), water curing is stacked, added to maintenance, the demoulding, work in-process
Watt embryo after the moulding is placed on the brandreth, advances the curing room maintenance 20-30 hour, and the demoulding is deposited in the work in-process stockyard then, adds water curing, adds one time water in every 3-4 hour;
(3), oven dry, spraying, finished product
Work in-process watt stacking maintenance sprayed color after 20-40 days, made concrete encaustic tile.
7, the production technique of gold ore tailing sand concrete encaustic tile according to claim 6 is characterized in that material adopts stirrer to stir, and the time is 5-10 minute.
8, the production technique of gold ore tailing sand concrete encaustic tile according to claim 6 is characterized in that glue bone ratio, i.e. cement: aggregate is 1: 1.0-2.0, water cement ratio, i.e. water: material is 1: 0.25-0.35.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710014381 CN101041575A (en) | 2007-04-27 | 2007-04-27 | Gold ore tailing sand concrete encaustic tile and manufacturing technique |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710014381 CN101041575A (en) | 2007-04-27 | 2007-04-27 | Gold ore tailing sand concrete encaustic tile and manufacturing technique |
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| Publication Number | Publication Date |
|---|---|
| CN101041575A true CN101041575A (en) | 2007-09-26 |
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| CN 200710014381 Pending CN101041575A (en) | 2007-04-27 | 2007-04-27 | Gold ore tailing sand concrete encaustic tile and manufacturing technique |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103553468A (en) * | 2013-10-31 | 2014-02-05 | 洛阳氟钾科技有限公司 | Method for fabricating aerated brick by using gold mine tailings and fluorite tailings |
| CN104072051A (en) * | 2014-07-21 | 2014-10-01 | 安徽华业建工集团有限公司 | Hollow brick and preparation method thereof |
| CN105174832A (en) * | 2015-08-09 | 2015-12-23 | 肖德意 | Heavy metal waste permanent solidification method |
| CN106316231A (en) * | 2015-06-26 | 2017-01-11 | 安徽建晟纪元新材料科技有限公司 | Preparation method of color roof tile |
| CN116514475A (en) * | 2023-02-21 | 2023-08-01 | 湘潭大学 | Method for preparing lightweight concrete by taking gold mine tailings as aggregate |
-
2007
- 2007-04-27 CN CN 200710014381 patent/CN101041575A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103553468A (en) * | 2013-10-31 | 2014-02-05 | 洛阳氟钾科技有限公司 | Method for fabricating aerated brick by using gold mine tailings and fluorite tailings |
| CN103553468B (en) * | 2013-10-31 | 2015-08-19 | 洛阳氟钾科技股份公司 | Gold mine tailings and fluorite mine tailing is utilized to make the method for aerated bricks |
| CN104072051A (en) * | 2014-07-21 | 2014-10-01 | 安徽华业建工集团有限公司 | Hollow brick and preparation method thereof |
| CN106316231A (en) * | 2015-06-26 | 2017-01-11 | 安徽建晟纪元新材料科技有限公司 | Preparation method of color roof tile |
| CN105174832A (en) * | 2015-08-09 | 2015-12-23 | 肖德意 | Heavy metal waste permanent solidification method |
| CN116514475A (en) * | 2023-02-21 | 2023-08-01 | 湘潭大学 | Method for preparing lightweight concrete by taking gold mine tailings as aggregate |
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