CN105884331A - Lightweight kieselguhr tailings through hole ceramsite - Google Patents
Lightweight kieselguhr tailings through hole ceramsite Download PDFInfo
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- CN105884331A CN105884331A CN201610477699.XA CN201610477699A CN105884331A CN 105884331 A CN105884331 A CN 105884331A CN 201610477699 A CN201610477699 A CN 201610477699A CN 105884331 A CN105884331 A CN 105884331A
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- kieselguhr
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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
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/009—Porous or hollow ceramic granular materials, e.g. microballoons
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
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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
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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
- C04B33/30—Drying methods
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/30—Growth substrates; Culture media; Apparatus or methods therefor based on or containing synthetic organic compounds
- A01G24/35—Growth substrates; Culture media; Apparatus or methods therefor based on or containing synthetic organic compounds containing water-absorbing polymers
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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
- 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
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3208—Calcium oxide or oxide-forming salts thereof, e.g. lime
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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
- 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
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/327—Iron group oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3272—Iron oxides or oxide forming salts thereof, e.g. hematite, magnetite
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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
- 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
- C04B2235/36—Glass starting materials for making ceramics, e.g. silica glass
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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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
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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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- 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
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
Abstract
The invention discloses a lightweight kieselguhr tailings through hole ceramsite. According to the key point of the technical scheme, the lightweight kieselguhr tailings through hole ceramsite consists of kieselguhr tailings, high-viscosity attapulgite clay, a powdery kieselguhr tailings foaming agent, activated carclazyte waste residues, hollow microspheres, expanded perlite, expanded vermiculite, light calcium carbonate and ferrous sulfate. After being stirred and mixed, extruded and granulated, dried, roasted, insulated and screened, ingredients of the lightweight kieselguhr tailings through hole ceramsite are packaged into the lightweight kieselguhr tailings through hole ceramsite in a sealed manner. The lightweight kieselguhr tailings through hole ceramsite has the features of large specific area, small bulk density, high water absorption, excellent air permeability, attractive appearance molding, no odor, good lightweight strength, and integrated micro-pores and macro-pores. When the lightweight kieselguhr tailings through hole ceramsite is used for cultivating or planting various kinds of nursery stocks, flowers and plants and vegetables, roots of the plants can absorb nutritional ingredients of water or liquid fertilizers from the lightweight kieselguhr tailings through hole ceramsite, good growing development and high survival rate of the plants are ensured, and the lightweight kieselguhr tailings through hole ceramsite is suitable for preparing soilless culture substrates and nutrient soil.
Description
Technical field
The present invention relates to haydite, be specifically related to a kind of kieselguhr mine tailing lightweight through hole haydite.
Background technology
The soil used when cultivating or plant various nursery stock, flowers and plants and vegetable, is to use the earth near on the spot mostly, then adds some plant ash or peat soil is bound together, and the moisture content of these soil is 12～20%, possibly together with substantial amounts of harmful levels of pathogens.
When using these soil incubations or plant various nursery stock, flowers and plants and vegetable, it is difficult to control the water yield of later stage moisturizing, soil moisture content after moisturizing is more than more than 30%, moisture in soil is higher, soil will be in semi-fluid cement paste or muddy, if soil does not has can obtain moisturizing in time, soil it would appear that the lump shape that hardens, all will directly influence the normal growth of plant again.
Along with improving constantly of afforestation project prescription, it is also soilless culture substrate frequently with materials such as lytag, leca, haydites of book structure and flower ceramsites.
Lytag, leca and haydites of book structure are a kind of artificial lightweight aggregates, using high-quality clay, shale or flyash is primary raw material, by rotary kiln high-temperature roasting, form through expanded, due to inside it in alveolate texture, thus there is the features such as lightweight, high-strength, heat conductivity is low, water absorption rate is little, (refer to national standard: GBT17431.1-2010
Light-weight aggregate and test method thereof).
Owing to artificial lightweight aggregate is after high-temperature roasting, its surface forms one layer of enamel, although micropore in alveolate texture inside artificial lightweight aggregate, but, the micropore of internal cellular shape structure is a kind of closed pore, the micropore of alveolate texture does not connects, and and external environment, water absorption rate is relatively low, moisture it is practically free of inside artificial lightweight aggregate, artificial lightweight aggregate is put in water body, the surface of water can only be floated on, therefore, artificial lightweight aggregate can only be sprinkling upon the top layer of soil, decorate as one, plantation each seedling wood can not be directly used in, the plant such as flowers and vegetable.
Chinese patent Authorization Notice No.: CN 102503539 B, authorized announcement date: on 04 17th, 2013, entitled " spherical attapulgite flower ceramsite ", disclose that " a kind of spherical attapulgite flower ceramsite, spherical attapulgite flower ceramsite is glued attapulgite clay powder, attapulgite clay mine tailing, red bentonite in powder, mud, kieselguhr mine tailing and powdered rice hulls by height and forms.By the dispensing of spherical attapulgite flower ceramsite through mixing, pelletize, roasting, cool down and screening is packaged as spherical attapulgite flower ceramsite ".
Spheroidal ceramsite preparation process: in granulation process; first powdery dispensing is processed into a kind of bead being less than 0.5 millimeter; then the spray water solution that will prepare; spray the bead surface in on-stream comminutor; again powdery dispensing is trickled down on the surface of moistening bead; through repeated sprinkling spray water solution and powdery dispensing is trickled down on the surface of moistening bead; parcel through layer upon layer; the volume of bead constantly increases; it is finally completed the overall process of pelletize, is prepared as the spheroidal haydite that a kind of strength ratio is higher.
Spheroidal haydite internal structure after roasting is tightr, although spheroidal haydite strength ratio is higher, but it is little to cause effective ratio area, and proportion and bulk density are the biggest, thus reduces absorbability and the water absorption rate of spheroidal haydite.
Spherical attapulgite flower ceramsite is a kind of spheroidal haydite, and in roasting process, internal being difficult to of spherical attapulgite flower ceramsite can be grilled thoroughly completely, directly influences the inherent quality of spherical attapulgite flower ceramsite.
Test through multiple sampling: the artificial lightweight aggregate average bulk density >=800kg/m sold on market, mean water absorption rate≤18%, normal soil average bulk density >=1020kg/m, mean water absorption rate≤26%, spherical attapulgite flower ceramsite average bulk density >=850kg/m, mean water absorption rate≤50%.
By contrast, the bulk density of these several haydites is the biggest, and water absorption rate is smaller, and user wishes to invent a kind of bulk density≤800kg/m, and the light ceramic of water absorption rate >=65%, to be applicable to prepare soilless culture substrate and Nutrition Soil.
Mineral Resources in China 80% is intergrowth mineral, a large amount of valuable resources retain among mine tailing, tailings impoundment needs to take a large amount of soil, a lot of Tailings Dams exceed the time limit or over loading uses, even violation operation, making Tailings Dam there is great potential safety hazard, people's property and life security to surrounding area cause serious threat.
Summary of the invention
It is an object of the invention to overcome weak point in prior art, it is provided that a kind of kieselguhr mine tailing lightweight through hole haydite.
Kieselguhr mine tailing lightweight through hole haydite is made up of kieselguhr mine tailing, high viscous attapulgite clay, Powdery kieselguhr foamer, active white clay waste slag, cenosphere, expanded perlite, expanded vermiculite, precipitated calcium carbonate and ferrous sulfate.
The production method of kieselguhr mine tailing lightweight through hole haydite: the dispensing of kieselguhr mine tailing lightweight through hole haydite is stirred mixing, extruder grain, drying, roasting, be incubated, sieve after pack as kieselguhr mine tailing lightweight through hole haydite.
Kieselguhr is to be deposited by the remains of unicellular water plant diatom to be formed, and the special performance of this diatom is that can absorb the free silica in water forms its anatomy, deposits after its life terminates, and forms Diatomite Deposit under certain geological conditions.Diatomaceous color is white, canescence, Lycoperdon polymorphum Vitt and terra brown etc., there are fine and smooth, loose, light weight, porous, water absorption and the strong character of permeability, substantial amounts of kieselguhr mine tailing is had in kieselguhr mining area, can well be developed, the present invention selects granularity≤0.074 millimeter of kieselguhr mine tailing.
High viscous attapulgite clay is with attapulgite clay as raw material, through crushing, soak, adding, roll-in, be dried, a kind of natural prodcuts that the technique such as pulverizing prepares, there is the good adhesion agent of viscosity higher, it is mainly used in the industries such as fine chemistry industry, building materials, petrochemical industry, agricultural, environmental protection, to improve quality and effect of product, the present invention selects dynamic viscosity >=2200 of high viscous attapulgite claymPa · s, product quality needs to meet the standard of JC/T 2266-2014 attapulgite clay goods, and the present invention selects granularity≤0.074 millimeter of high viscous attapulgite clay.
Powdery kieselguhr foamer has that foaming capacity is strong, coefficient of foaming is high, unit volume bubble production volume is big, foam adventitia good toughness is the most broken, foam stability is good, can the most not froth breaking, the advantage such as foam hole size fine and smooth, that generate in medium is uniform, bleeding quantity is low and uses the compatibility of medium good, the present invention selects granularity≤0.074 millimeter of Powdery kieselguhr foamer.
Active hargil is a kind of odorless, tasteless, nontoxic white or cream-coloured powder or granule, active hargil after decolouring loses activity and becomes active white clay waste slag, these active white clay waste slags are all abandoned by some oil factories, if can not get processing in time, produce after lipid organic matter fermentation in active white clay waste slag and go mouldy and stench, the not only wasting of resources, pollute environment and groundwater quality, and fire hazardous, society and enterprise will be caused certain loss, the present invention selects granularity≤0.149 millimeter of active white clay waste slag.
Cenosphere outward appearance is canescence, is a kind of loose, powder body material of good fluidity, cenosphere proportion is little, smooth surface, intensity greatly, easily disperse, the present invention selects granularity≤0.149 millimeter of cenosphere.
Perlite is expanded and becomes a kind of lightweight, multifunctional novel shaped material, has the features such as apparent density is light, heat conductivity is low, chemical stability is good, and the present invention selects granularity≤0.25 millimeter of expanded perlite.
Vermiculitum is after high-temperature roasting, and its volume energy expands rapidly several times to tens times, and the Vermiculitum after volumetric expansion, expanded vermiculite, is one of the lightest mineral, granularity≤0.149 millimeter of expanded vermiculite of the present invention.
Precipitated calcium carbonate is a kind of white powder, and odorlessness is tasteless, and precipitated calcium carbonate fine particles, surface are rougher, and specific surface area is big, and the present invention selects granularity≤0.074 millimeter of precipitated calcium carbonate.
Anhydrous slufuric acid ferrous iron is white powder, and the ferrous sulfate containing water of crystallization is pale green crystals, and the ferrous sulfate of 10% aqueous solution is acidity to Herba Cladoniae rangiferinae, and pH value is about 3.7, and in the present invention, ferrous sulfate is for adjusting the pH value of kieselguhr mine tailing lightweight through hole haydite.
The technical scheme is that:
1, the dispensing of kieselguhr mine tailing lightweight through hole haydite is made up of following component by weight percentage: kieselguhr mine tailing 20～65%, high viscous attapulgite clay 8～25%, Powdery kieselguhr foamer 5～15%, active white clay waste slag 2～10%, cenosphere 2～8%, expanded perlite 0.5～3%, expanded vermiculite 0.5～3%, precipitated calcium carbonate 1～5%, ferrous sulfate 0～5% and water 5～40%.
2, the production method of kieselguhr mine tailing lightweight through hole haydite:
(1) the dispensing of kieselguhr mine tailing lightweight through hole haydite being inputted in the stirring mixer operated, stirring is mixed into the mixture of kieselguhr mine tailing lightweight through hole haydite；(2) being transported in Squeezinggranulator by the mixture of kieselguhr mine tailing lightweight through hole haydite, extruder grain is difform kieselguhr mine tailing lightweight through hole haydite semi-finished product；(3) by kieselguhr mine tailing lightweight through hole haydite semi-finished product, being transported in swinging drying oven dry, dry temperature and control at 150～250 DEG C, drying time controlled at 1～4 hour；(4) the kieselguhr mine tailing lightweight through hole haydite semi-finished product after drying are transported to swinging roasting kiln roasting, and the temperature of combustor controls at 900～950 DEG C, and roasting time controlled at 1～3 hour；(5), by the kieselguhr mine tailing lightweight through hole haydite semi-finished product after roasting, input is incubated in rustless steel cylinder storehouse, and temperature retention time controlled at 8～24 hours；(6) it is transported in vibrosieve sieve by the kieselguhr mine tailing lightweight through hole haydite semi-finished product after insulation cooling, packs after screening as kieselguhr mine tailing lightweight through hole haydite finished product；(7) extruder grain is difform kieselguhr mine tailing lightweight through hole haydite semi-finished product, refers to that extruder grain is spheroidal, cylinder, quincuncial kieselguhr mine tailing lightweight through hole haydite semi-finished product respectively according to design needs.
Powdery kieselguhr foamer is to use by " Powdery kieselguhr foamer " filed in the present inventor on 05 27th, 2013, and Chinese patent Authorization Notice No. is: CN
103265307B, authorized announcement date: on 03 26th, 2014.
High viscous attapulgite clay has the dispersion of uniqueness, good colloidal nature and the higher absorbability such as saline and alkaline high temperature resistant, anti-, and has certain plasticity and cohesive force, dynamic viscosity >=2200 of high viscous attapulgite claymPa · s, adhesive force is good, beneficially the bonding between raw material, increases intensity and the absorbability of kieselguhr mine tailing lightweight through hole haydite.
Active white clay waste slag is in roasting process, lipid in active white clay waste slag and organic matter participate in the roasting of kieselguhr mine tailing lightweight through hole haydite jointly, improve the heat of combustion-gas flow, not only can save the energy, the inside also helping kieselguhr mine tailing lightweight through hole haydite can be grilled thoroughly completely, increase the porosity within kieselguhr mine tailing lightweight through hole haydite, to guarantee the quality of kieselguhr mine tailing lightweight through hole haydite.
Powdery kieselguhr foamer is when stirring is mixed into kieselguhr mine tailing lightweight through hole haydite mixture, it will produce a certain amount of bubble, is conducive to increasing kieselguhr mine tailing lightweight through hole haydite surface and internal porosity.
Cenosphere, expanded perlite, expanded vermiculite and precipitated calcium carbonate can reduce the bulk density of kieselguhr mine tailing lightweight through hole haydite, increase kieselguhr mine tailing lightweight through hole haydite surface and internal porosity.
Kieselguhr mine tailing lightweight through hole haydite semi-finished product moisture content after extruder grain is more than 30%, it is delivered directly to high-temperature roasting in swinging roaster, in high-temperature calcination process, the surface of haydite semi-finished product first starts sintering curing, and the water vapour of inside is difficult to rapid evaporation out, haydite semi-finished product will produce explosion, nor can grill thoroughly inside haydite semi-finished product.
Kieselguhr mine tailing lightweight through hole haydite semi-finished product first are transported in swinging drying oven slowly dry by the present invention, dry temperature and control at 150～250 DEG C, kieselguhr mine tailing lightweight through hole haydite semi-finished product after drying again are transported to swinging roasting kiln roasting, the temperature of combustor controls at 900～950 DEG C, may insure that and in roasting process, haydite is grilled thoroughly, explosion will not be produced.
It is still up to more than 700 DEG C in temperature in kieselguhr mine tailing lightweight through hole haydite semi-finished product after roasting, kieselguhr mine tailing lightweight through hole haydite semi-finished product after roasting are inputted in rustless steel cylinder storehouse and is incubated, the waste heat of self can be utilized, continue kieselguhr mine tailing lightweight through hole haydite semi-finished product are uniformly heated, not only can ensure that and grill thoroughly completely inside kieselguhr mine tailing lightweight through hole haydite, the effect of uniformly dispersing heat can also be played, improve the inherent quality of kieselguhr mine tailing lightweight through hole haydite.
There is substantial amounts of micropore kieselguhr mine tailing lightweight through hole haydite surface and inside, it it is a kind of open pore, open pore is the most through also to be communicated with the external world, the macropore at kieselguhr mine tailing lightweight through hole haydite center is a kind of through hole, be conducive in roasting process, can completely grill thoroughly inside haydite, and the effective ratio area of haydite, intensity and reduction bulk density can be increased.
The face shaping of kieselguhr mine tailing lightweight through hole haydite is designed as spheroidal, cylinder, the various shape such as quincunx, is conducive to increasing kieselguhr mine tailing lightweight through hole haydite voidage each other and reducing the bulk density of kieselguhr mine tailing lightweight through hole haydite.
There is the micropore being interconnected in a large number kieselguhr mine tailing lightweight through hole haydite surface and inside, put in water and will sink under water rapidly, while sucking large quantity of moisture, are cemented out by the air in kieselguhr mine tailing lightweight through hole haydite internal capillary.
Although the water absorption rate of kieselguhr mine tailing lightweight through hole haydite is higher, even if during water absorption rate >=75%, kieselguhr mine tailing lightweight through hole haydite surface is a kind of moistening state, obvious water does not leaks out, being packed together by kieselguhr mine tailing lightweight through hole haydite, form numerous spaces each other, permeability is good, kieselguhr mine tailing lightweight through hole haydite does not has dust in the dry state, is immersed in all the year round in water and will not produce disintegrate yet.
Kieselguhr mine tailing lightweight through hole haydite has that specific surface area is big, bulk density is little, water absorption rate is high, permeability is superior, appearance and modeling free from extraneous odour attractive in appearance, there is no that harmful levels of pathogens, lightweight intensity is good, feature that micropore and macropore are integrated.
Normal growth in order to ensure plant is grown, by water, the fertilizer of liquid or inorganic fertilizer are sprayed in kieselguhr mine tailing lightweight through hole haydite, kieselguhr mine tailing lightweight through hole haydite can also be immersed in water, in the solution of fertilizer or inorganic fertilizer, kieselguhr mine tailing lightweight through hole haydite absorbs after storing a certain amount of water or liquid fertilizer and takes out, for cultivating or plant each seedling wood, when flowers and plants and vegetable, the root of plant will absorb water or the nutritional labeling of liquid fertilizer from kieselguhr mine tailing lightweight through hole haydite, guarantee that growth and development of plants is good, survival rate is high and the life-span is longer, and the number of times of moisturizing can be greatly reduced.
Kieselguhr mine tailing lightweight through hole haydite is applicable to prepare soilless culture substrate and Nutrition Soil.
Accompanying drawing explanation
Fig. 1 is spheroidal kieselguhr mine tailing lightweight through hole haydite schematic diagram, and Fig. 2 is spheroidal kieselguhr mine tailing lightweight through hole haydite A-A profile；Fig. 3 is cylindrical silicon diatomaceous earth mine tailing lightweight through hole haydite schematic diagram, and Fig. 4 is cylindrical silicon diatomaceous earth mine tailing lightweight through hole haydite B-B profile；Fig. 5 is quincunx kieselguhr mine tailing lightweight through hole haydite schematic diagram, and Fig. 6 is quincunx kieselguhr mine tailing lightweight through hole haydite C-C profile.
As shown in the figure: 1 is the through hole of spheroidal kieselguhr mine tailing lightweight through hole haydite, 2 is the through hole of cylindrical silicon diatomaceous earth mine tailing lightweight through hole haydite, and 3 is the through hole of quincunx kieselguhr mine tailing lightweight through hole haydite.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described:
1, the dispensing of kieselguhr mine tailing lightweight through hole haydite is made up of following component by weight percentage: kieselguhr mine tailing 46%, high viscous attapulgite clay 12%, Powdery kieselguhr foamer 5%, active white clay waste slag 4%, cenosphere 3%, expanded perlite 1%, expanded vermiculite 0.5%, precipitated calcium carbonate 2%, ferrous sulfate 0.5% and water 26%.
2, the production method of kieselguhr mine tailing lightweight through hole haydite: (1) the dispensing of kieselguhr mine tailing lightweight through hole haydite being inputted in the stirring mixer operated, stirring is mixed into the mixture of kieselguhr mine tailing lightweight through hole haydite；(2) being transported in Squeezinggranulator by the mixture of kieselguhr mine tailing lightweight through hole haydite, extruder grain is difform kieselguhr mine tailing lightweight through hole haydite semi-finished product；(3) by kieselguhr mine tailing lightweight through hole haydite semi-finished product, being transported in swinging drying oven dry, dry temperature and control at 200～220 DEG C, drying time controlled at 2 hours；(4) the kieselguhr mine tailing lightweight through hole haydite semi-finished product after drying are transported to swinging roasting kiln roasting, and the temperature of combustor controls at 940～950 DEG C, and roasting time controlled at 1 hour；(5), by the kieselguhr mine tailing lightweight through hole haydite semi-finished product after roasting, input is incubated in rustless steel cylinder storehouse, and temperature retention time controlled at 16 hours；(6) it is transported in vibrosieve sieve by the kieselguhr mine tailing lightweight through hole haydite semi-finished product after insulation cooling, packs after screening as kieselguhr mine tailing lightweight through hole haydite finished product；(7) extruder grain is difform kieselguhr mine tailing lightweight through hole haydite semi-finished product, refers to that extruder grain is spheroidal kieselguhr mine tailing lightweight through hole haydite semi-finished product according to design needs.
Spheroidal kieselguhr mine tailing lightweight through hole haydite average bulk density is 740kg/m, and water absorption rate is 76%.
Claims (3)
1. a kieselguhr mine tailing lightweight through hole haydite, it is characterized in that, the dispensing of kieselguhr mine tailing lightweight through hole haydite is made up of following component by weight percentage: kieselguhr mine tailing 20～65%, high viscous attapulgite clay 8～25%, Powdery kieselguhr foamer 5～15%, active white clay waste slag 2～10%, cenosphere 2～8%, expanded perlite 0.5～3%, expanded vermiculite 0.5～3%, precipitated calcium carbonate 1～5%, ferrous sulfate 0～5% and water 5～40%.
Kieselguhr mine tailing lightweight through hole haydite the most according to claim 1, it is characterized in that, granularity≤0.074 millimeter of kieselguhr mine tailing, granularity≤0.074 millimeter of high viscous attapulgite clay, granularity≤0.074 millimeter of Powdery kieselguhr foamer, granularity≤0.149 millimeter of active white clay waste slag, granularity≤0.149 millimeter of cenosphere, granularity≤0.25 millimeter of expanded perlite, granularity≤0.149 millimeter of expanded vermiculite, granularity≤0.074 millimeter of precipitated calcium carbonate.
Kieselguhr mine tailing lightweight through hole haydite the most according to claim 1, it is characterized in that, the production method of kieselguhr mine tailing lightweight through hole haydite: (1) the dispensing of kieselguhr mine tailing lightweight through hole haydite being inputted in the stirring mixer operated, stirring is mixed into the mixture of kieselguhr mine tailing lightweight through hole haydite；(2) being transported in Squeezinggranulator by the mixture of kieselguhr mine tailing lightweight through hole haydite, extruder grain is difform kieselguhr mine tailing lightweight through hole haydite semi-finished product；(3) by kieselguhr mine tailing lightweight through hole haydite semi-finished product, being transported in swinging drying oven dry, dry temperature and control at 150～250 DEG C, drying time controlled at 1～4 hour；(4) the kieselguhr mine tailing lightweight through hole haydite semi-finished product after drying are transported to swinging roasting kiln roasting, and the temperature of combustor controls at 900～950 DEG C, and roasting time controlled at 1～3 hour；(5), by the kieselguhr mine tailing lightweight through hole haydite semi-finished product after roasting, input is incubated in rustless steel cylinder storehouse, and temperature retention time controlled at 8～24 hours；(6) it is transported in vibrosieve sieve by the kieselguhr mine tailing lightweight through hole haydite semi-finished product after insulation cooling, packs after screening as kieselguhr mine tailing lightweight through hole haydite finished product；(7) extruder grain is difform kieselguhr mine tailing lightweight through hole haydite semi-finished product, refers to that extruder grain is spheroidal, cylinder, quincuncial kieselguhr mine tailing lightweight through hole haydite semi-finished product respectively according to design needs.
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| CN201610477699.XA CN105884331A (en) | 2016-06-28 | 2016-06-28 | Lightweight kieselguhr tailings through hole ceramsite |
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| CN201610477699.XA CN105884331A (en) | 2016-06-28 | 2016-06-28 | Lightweight kieselguhr tailings through hole ceramsite |
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| CN106431319A (en) * | 2016-09-27 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Production method of multifunctional quincuncial calcium carbonate residue lightweight through-hole ceramsite |
| CN106431263A (en) * | 2016-09-24 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Round-ball-shaped diatomite light-weight through hole porcelain granule with air purification function |
| CN106431481A (en) * | 2016-09-24 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Cylindrical loess light-weight through-hole haydite with air purification function |
| CN106431312A (en) * | 2016-09-24 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Aggregate lightweight bauxite ceramic granules with air purification function |
| CN106431265A (en) * | 2016-09-24 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Light cylindrical through-hole bauxite-containing ceramisite with air purification function |
| CN106431474A (en) * | 2016-09-24 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Light quincuncial diatomite-containing through-hole ceramsite with air purification function |
| CN106631091A (en) * | 2016-09-27 | 2017-05-10 | 甘肃华晨生态治理有限公司 | Production method of multifunctional quincunx-shaped bentonite tailing lightweight through hole ceramsite |
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| RU2783462C1 (en) * | 2022-04-27 | 2022-11-14 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Национальный исследовательский Мордовский государственный университет им. Н.П. Огарёва" | Raw mix for the manufacture of high-temperature thermal insulation products (options) and the method for their manufacture |
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| CN106431263A (en) * | 2016-09-24 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Round-ball-shaped diatomite light-weight through hole porcelain granule with air purification function |
| CN106431481A (en) * | 2016-09-24 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Cylindrical loess light-weight through-hole haydite with air purification function |
| CN106431312A (en) * | 2016-09-24 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Aggregate lightweight bauxite ceramic granules with air purification function |
| CN106431265A (en) * | 2016-09-24 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Light cylindrical through-hole bauxite-containing ceramisite with air purification function |
| CN106431474A (en) * | 2016-09-24 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Light quincuncial diatomite-containing through-hole ceramsite with air purification function |
| CN106431319A (en) * | 2016-09-27 | 2017-02-22 | 甘肃华晨生态治理有限公司 | Production method of multifunctional quincuncial calcium carbonate residue lightweight through-hole ceramsite |
| CN106631091A (en) * | 2016-09-27 | 2017-05-10 | 甘肃华晨生态治理有限公司 | Production method of multifunctional quincunx-shaped bentonite tailing lightweight through hole ceramsite |
| CN110862270A (en) * | 2018-08-27 | 2020-03-06 | 湖南中大再生资源与环保工程有限公司 | Light fly ash ceramsite and preparation method thereof |
| CN110862270B (en) * | 2018-08-27 | 2022-01-04 | 湖南中大再生资源与环保工程有限公司 | Light fly ash ceramsite and preparation method thereof |
| RU2783462C1 (en) * | 2022-04-27 | 2022-11-14 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Национальный исследовательский Мордовский государственный университет им. Н.П. Огарёва" | Raw mix for the manufacture of high-temperature thermal insulation products (options) and the method for their manufacture |
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