CN105906321A - Coal gangue lightweight through-hole ceramsite - Google Patents

Coal gangue lightweight through-hole ceramsite Download PDF

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Publication number
CN105906321A
CN105906321A CN201610478176.7A CN201610478176A CN105906321A CN 105906321 A CN105906321 A CN 105906321A CN 201610478176 A CN201610478176 A CN 201610478176A CN 105906321 A CN105906321 A CN 105906321A
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lightweight
gangue
hole haydite
gangue lightweight
finished product
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Inventor
邱茗
王跃皓
王鲁海
许庆华
金白云
蒋文兰
袁欣
许盛英
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Pingliang Non-Metallic Application Technology Co Ltd
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Pingliang Non-Metallic Application Technology Co Ltd
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Priority to CN201610478176.7A priority Critical patent/CN105906321A/en
Publication of CN105906321A publication Critical patent/CN105906321A/en
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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
    • 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
    • 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
    • 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
    • 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
    • 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
    • C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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    • 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
    • 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
    • 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
    • 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
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  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
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  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Cultivation Of Plants (AREA)

Abstract

The invention discloses coal gangue lightweight through-hole ceramsite. The technical scheme has the essentials that the coal gangue lightweight through-hole ceramsite is composed of coal gangues, attapulgite clay, a powdery coal gangue foaming agent, active carclazyte waste dreg, hollow microspheres, lightweight magnesium oxide, expanded perlite, expanded vermiculite, ferrous sulfate and quick lime. The materials of the coal gangue lightweight through-hole ceramsite are stirred and mixed, extruded and granulated, dried, roasted, subjected to heat insulation, sieved, sealed and packaged to prepare the coal gangue lightweight through-hole ceramsite. The coal gangue lightweight through-hole ceramsite has the characteristics of large specific surface area, small bulk density, high water absorption rate, excellent ventilation performance, beautiful appearance and shape and no odors, no harmful bacteria, good lightweight strength, and consistent micro-pores and macro-pores. When the coal gangue lightweight through-hole ceramsite is used for culturing or planting various types of nursery stocks, flowers and vegetables, the roots of the plants can absorb nutrition constituents of water or a liquid fertilizer from the coal gangue lightweight through-hole ceramsite, so that good growth and development and the survival rate of the plants are ensured and the coal gangue lightweight through-hole ceramsite is suitable for preparing a soilless culture substrate and nutrient soil.

Description

Gangue lightweight through hole haydite
Technical field
The present invention relates to haydite, be specifically related to a kind of gangue 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 serpentine 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, gangue 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.
Gangue is the solid waste of discharge during coal mining process and coal washing, is a kind of black gray expandable rock relatively low, harder than coal with a kind of phosphorus content of coal seam association in coalification course；China accumulates gangue and reaches more than 1,000,000,000 tons, the most also will discharge gangue 100,000,000 tons, and not only pile up occupation of land, and can also spontaneous combustion contaminated air or cause fire, atmosphere pollution, gangue air storage can produce a large amount of airborne dust, after this is exposed to the sun and rain for a long time mainly due to the gangue at ground stacking, will air slaking pulverize, it addition, meeting disintegrate after gangue water suction, thus it is easy to produce dust, under the action of the forces of the wind, it will deteriorate the quality of mining area air.
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 gangue lightweight through hole haydite.
Gangue lightweight through hole haydite is made up of gangue, high viscous attapulgite clay, powdery gangue foaming agent, active white clay waste slag, floating bead, light magnesium oxide, expanded perlite, expanded vermiculite, ferrous sulfate and quick lime.
The production method of gangue lightweight through hole haydite: the dispensing of gangue lightweight through hole haydite is stirred mixing, extruder grain, drying, roasting, be incubated, sieve after pack as gangue lightweight through hole haydite.
Although gangue calorific capacity is relatively low, phosphorus content is 20～30%, utilizing the product that gangue produces, in roasting process, the combustible in gangue burns, substantial amounts of hole will be generated in product, be conducive to alleviating the gangue that the weight of product, spontaneous combustion or hand-firing cross, there is certain activity, being a kind of active addition, the present invention selects granularity≤0.074 millimeter of gangue.
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 gangue foaming agent 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 gangue foaming agent.
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.
Floating bead is a kind of gangue hollow ball that can bubble through the water column, in canescence, the thin hollow of wall, has the several functions such as granule is thin, hollow, light weight, high-strength, wear-resisting, high temperature resistant, insulation insulation, flame-resistant insulation, and the present invention selects granularity≤0.149 millimeter of floating bead.
Light magnesium oxide loosens unformed powder for white lightweight, and odorless, tasteless is nontoxic.Exposing and the most easily absorb moisture and carbon dioxide, belong to the cementing material of air-setting, the present invention selects granularity≤0.074 millimeter of light magnesium oxide.
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.
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 gangue lightweight through hole haydite.
Calx is also known as quick lime, Calx has stronger alkalescence, is a kind of air-setting inorganic coagulation material with calcium oxide as main component, in the present invention, quick lime is for adjusting the pH value of gangue lightweight through hole haydite, and the present invention selects granularity≤0.074 millimeter of quick lime.
The technical scheme is that:
1, the dispensing of gangue lightweight through hole haydite is made up of following component by weight percentage: gangue 15～55%, high viscous attapulgite clay 10～30%, powdery gangue foaming agent 5～15%, active white clay waste slag 2～10%, floating bead 2～8%, light magnesium oxide 0～5%, expanded perlite 0.5～3%, expanded vermiculite 0.5～3%, ferrous sulfate 0～5%, quick lime 0～5% and water 5～40%.
2, the production method of gangue lightweight through hole haydite:
(1) the dispensing of gangue lightweight through hole haydite being inputted in the stirring mixer operated, stirring is mixed into the mixture of gangue lightweight through hole haydite；(2) being transported in Squeezinggranulator by the mixture of gangue lightweight through hole haydite, extruder grain is difform gangue lightweight through hole haydite semi-finished product；(3) by gangue 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 gangue 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 gangue 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 gangue lightweight through hole haydite semi-finished product after insulation cooling, packs after screening as gangue lightweight through hole haydite finished product；(7) extruder grain is difform gangue lightweight through hole haydite semi-finished product, refers to that extruder grain is spheroidal, cylinder, quincuncial gangue lightweight through hole haydite semi-finished product respectively according to design needs.
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 gangue lightweight through hole haydite.
Powdery gangue foaming agent is to use by " powdery gangue foaming agent " filed in the present inventor on 06 07th, 2013, and Chinese patent Authorization Notice No. is: CN 103274629B, authorized announcement date: on November 05th, 2014.
Powdery gangue foaming agent is when stirring is mixed into gangue lightweight through hole haydite mixture, it will produce a certain amount of bubble, is conducive to increasing gangue lightweight through hole haydite surface and internal porosity.
Active white clay waste slag is in roasting process, lipid in active white clay waste slag and organic matter participate in the roasting of gangue lightweight through hole haydite jointly, improve the heat of combustion-gas flow, not only can save the energy, the inside also helping gangue lightweight through hole haydite can be grilled thoroughly completely, increase the porosity within gangue lightweight through hole haydite, to guarantee the quality of gangue lightweight through hole haydite.
Floating bead, light magnesium oxide, expanded perlite and expanded vermiculite can reduce the bulk density of gangue lightweight through hole haydite, increase gangue lightweight through hole haydite surface and internal porosity.
Quick lime has stronger alkalescence, not only can regulate the pH value of gangue lightweight through hole haydite, moreover it is possible to increase the intensity of gangue lightweight through hole haydite.
Gangue 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.
Gangue 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, gangue 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 gangue lightweight through hole haydite semi-finished product after roasting, gangue 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 gangue lightweight through hole haydite semi-finished product are uniformly heated, not only can ensure that and grill thoroughly completely inside gangue lightweight through hole haydite, the effect of uniformly dispersing heat can also be played, improve the inherent quality of gangue lightweight through hole haydite.
There is substantial amounts of micropore gangue 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 gangue 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 gangue lightweight through hole haydite is designed as spheroidal, cylinder, the various shape such as quincunx, is conducive to increasing gangue lightweight through hole haydite voidage each other and reducing the bulk density of gangue lightweight through hole haydite.
There is the micropore being interconnected in a large number gangue 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 gangue lightweight through hole haydite internal capillary.
Although the water absorption rate of gangue lightweight through hole haydite is higher, even if during water absorption rate >=80%, gangue lightweight through hole haydite surface is a kind of moistening state, obvious water does not leaks out, being packed together by gangue lightweight through hole haydite, form numerous spaces each other, permeability is good, gangue 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.
Gangue 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 gangue lightweight through hole haydite, gangue lightweight through hole haydite can also be immersed in water, in the solution of fertilizer or inorganic fertilizer, gangue 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 gangue 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.
Gangue lightweight through hole haydite is applicable to prepare soilless culture substrate and Nutrition Soil.
Accompanying drawing explanation
Fig. 1 is spheroidal gangue lightweight through hole haydite schematic diagram, and Fig. 2 is spheroidal gangue lightweight through hole haydite A-A profile；Fig. 3 is cylindrical gangue lightweight through hole haydite schematic diagram, and Fig. 4 is cylindrical gangue lightweight through hole haydite B-B profile；Fig. 5 is quincunx gangue lightweight through hole haydite schematic diagram, and Fig. 6 is quincunx gangue lightweight through hole haydite C-C profile.
As shown in the figure: 1 is the through hole of spheroidal gangue lightweight through hole haydite, 2 is the through hole of cylindrical gangue lightweight through hole haydite, and 3 is the through hole of quincunx gangue lightweight through hole haydite.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described:
1, the dispensing of gangue lightweight through hole haydite is made up of following component by weight percentage: gangue 32%, high viscous attapulgite clay 25%, powdery gangue foaming agent 8%, active white clay waste slag 3%, floating bead 4%, light magnesium oxide 3%, expanded perlite 1%, expanded vermiculite 1%, ferrous sulfate 1%, quick lime 0% and water 22%.
2, the production method of gangue lightweight through hole haydite: (1) the dispensing of gangue lightweight through hole haydite being inputted in the stirring mixer operated, stirring is mixed into the mixture of gangue lightweight through hole haydite；(2) being transported in Squeezinggranulator by the mixture of gangue lightweight through hole haydite, extruder grain is difform gangue lightweight through hole haydite semi-finished product；(3) by gangue 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 gangue 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 gangue 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 gangue lightweight through hole haydite semi-finished product after insulation cooling, packs after screening as gangue lightweight through hole haydite finished product；(7) extruder grain is difform gangue lightweight through hole haydite semi-finished product, refers to that extruder grain is spheroidal gangue lightweight through hole haydite semi-finished product according to design needs.
Spheroidal gangue lightweight through hole haydite average bulk density is 720kg/m, and water absorption rate is 84%.

Claims (3)

1. a gangue lightweight through hole haydite, it is characterized in that, the dispensing of gangue lightweight through hole haydite is made up of following component by weight percentage: gangue 15～55%, high viscous attapulgite clay 10～30%, powdery gangue foaming agent 5～15%, active white clay waste slag 2～10%, floating bead 2～8%, light magnesium oxide 0～5%, expanded perlite 0.5～3%, expanded vermiculite 0.5～3%, ferrous sulfate 0～5%, quick lime 0～5% and water 5～40%.
Gangue lightweight through hole haydite the most according to claim 1, it is characterized in that, granularity≤0.074 millimeter of gangue, granularity≤0.074 millimeter of high viscous attapulgite clay, granularity≤0.074 millimeter of powdery gangue foaming agent, granularity≤0.149 millimeter of active white clay waste slag, granularity≤0.149 millimeter of floating bead, granularity≤0.074 millimeter of light magnesium oxide, granularity≤0.25 millimeter of expanded perlite, granularity≤0.149 millimeter of expanded vermiculite and granularity≤0.074 millimeter of quick lime.
Gangue lightweight through hole haydite the most according to claim 1, it is characterized in that, the production method of gangue lightweight through hole haydite: (1) the dispensing of gangue lightweight through hole haydite being inputted in the stirring mixer operated, stirring is mixed into the mixture of gangue lightweight through hole haydite；(2) being transported in Squeezinggranulator by the mixture of gangue lightweight through hole haydite, extruder grain is difform gangue lightweight through hole haydite semi-finished product；(3) by gangue 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 gangue 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 gangue 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 gangue lightweight through hole haydite semi-finished product after insulation cooling, packs after screening as gangue lightweight through hole haydite finished product；(7) extruder grain is difform gangue lightweight through hole haydite semi-finished product, refers to that extruder grain is spheroidal, cylinder, quincuncial gangue lightweight through hole haydite semi-finished product respectively according to design needs.
CN201610478176.7A 2016-06-28 2016-06-28 Coal gangue lightweight through-hole ceramsite Pending CN105906321A (en)

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CN106431485A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Cylindrical light volcanic-ash ceramsite with air purification function and through holes
CN106431313A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Gravel-shaped cassava waste lightweight ceramsite with air purification function
CN106431285A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Spherical boron mud light porous ceramicite with air purifying function
CN106631143A (en) * 2016-09-24 2017-05-10 甘肃华晨生态治理有限公司 Cylindrical wollastonite lightweight through-hole haydite with air purifying function
CN106431273A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Quincuncial light boron-slurry ceramsite with air purification function and through holes
CN106431268A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Cylindrical light medical-stone ceramsite with air purification function and through holes
CN106631147A (en) * 2016-09-24 2017-05-10 甘肃华晨生态治理有限公司 Spherical activated carbon residue lightweight hole ceramsite with air purification function
CN106431476A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Spherical perlite light-weight through-hole haydite with air purification function
CN106431297A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Quincuncial medical stone light-weight through hole ceramsite with air purification function
CN106631149A (en) * 2016-09-24 2017-05-10 甘肃华晨生态治理有限公司 Gravel-shaped light ceramsite with air purification function and volcaniclastic rock
CN106431292A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Quincunx cinerite lightweight through-pore ceramsite with air purification function
CN106631145A (en) * 2016-09-24 2017-05-10 甘肃华晨生态治理有限公司 Quincuncial lightweight bauxite porous ceramsite having air purification function
CN106631146A (en) * 2016-09-24 2017-05-10 甘肃华晨生态治理有限公司 Spherical wollastonite lightweight hole ceramsite with air purification function
CN106431301A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Rubble-shaped light fly ash ceramsite with air purification function
CN106631144A (en) * 2016-09-24 2017-05-10 甘肃华晨生态治理有限公司 Cylindrical light ceramsite with air purification function, zeolite and through holes
CN106431278A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Macadam-shaped vermiculite light ceramsite with air purifying function
CN106631106A (en) * 2016-09-24 2017-05-10 甘肃华晨生态治理有限公司 Spherical maifan stone lightweight through-hole ceramsite having an air cleaning function
CN106431346A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Light cylindrical through-hole fly ash-containing ceramisite with air purification function
CN106431311A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Spherical bauxite light-weight through-hole haydite with air purification function
CN106431293A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Quincuncial activated carbon residue light-weight perforated ceramsite with air purification function
CN106631148A (en) * 2016-09-24 2017-05-10 甘肃华晨生态治理有限公司 Gravel-shaped activated-charcoal-residue lightweight haydite with air purifying function
CN106631141A (en) * 2016-09-24 2017-05-10 甘肃华晨生态治理有限公司 Quincuncial loess-doll lightweight through-hole haydite with air purifying function
CN106431261A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Cylindrical diatomite lightweight through-hole ceramsite with air purification function
CN106431286A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Quincuncial perlite light-weight perforated ceramsite with air purification function
CN106431475A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Light cylindrical through-hole pumice-containing ceramisite with air purification function
CN106431298A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Spherical vermiculite light-weight through-hole haydite with air purification function
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
CN106431295A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Cylindrical light red-mud ceramsite with air purification function and through holes
CN106431483A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Gravel-shaped boron mud lightweight ceramsite with air purification function
CN106631142A (en) * 2016-09-24 2017-05-10 甘肃华晨生态治理有限公司 Cylindrical boron mud lightweight hole ceramsite 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
CN106478140A (en) * 2016-09-24 2017-03-08 甘肃华晨生态治理有限公司 Spheroidal has the pyroclastic rock lightweight through hole haydite of air purification function
CN106431280A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Quincunx-shaped red mud light perforated ceramsite with air purification function
CN106478139A (en) * 2016-09-24 2017-03-08 甘肃华晨生态治理有限公司 Gravel has the float stone light ceramic of air purification function
CN106431287A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Quincunx loess lightweight through-pore ceramsite with air purification function
CN106431271A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Light spherical loess through-hole ceramsite with air purification function
CN106431484A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Quincunx-shaped coal ash light perforated ceramsite with air purification function
CN106431276A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Light spherical red mud through-hole ceramsite with air purification function
CN106431308A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Plum-blossom-shaped cassava dreg lightweight through-hole ceramsite with air purification function
CN106431266A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Aggregate lightweight zeolite ceramic granules with air purification function
CN106431305A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Quincuncial light wollastonite ceramsite with air purification function and through holes
CN106467410A (en) * 2016-09-24 2017-03-01 甘肃华晨生态治理有限公司 Gravel has the volcanic ash light ceramic of air purification function
CN106431272A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Spherical light bentonite ceramsite with air purification function and through holes
CN106431482A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Plum-blossom-shaped pyroclastic rock lightweight through-hole ceramsite with air purification function
CN106431300A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Cylindrical light volcanoclastic-rock ceramsite with air purification function and through holes
CN106431283A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Cylindrical vermiculite lightweight through-hole ceramsite with air purification function
CN106431479A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Rubble-shaped perlite lightweight ceramsite with air purification function
CN106431264A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Cylindrical manioc waste light-weight through hole porcelain granule with air purification function
CN106431274A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Light gravel-shaped calcite-containing ceramsite with air purification function
CN106431282A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Cylindrical lightweight activated carbon residue through-hole ceramsite with air purification function
CN106431309A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Gravel-shaped lightweight medical stone ceramisite with air purifying function
CN106431480A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Cylindrical loess doll light-weight through-hole haydite with air purification function
CN106431288A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Macadam-shaped loess lightweight aggregate with air purification function
CN106431304A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Spherical light cassava-residue ceramsite with air purification function and through holes
CN106431262A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Light spherical through-hole ginger nut-containing ceramisite with air purification function
CN106431284A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Spherical zeolite light through-hole ceramsite with air purification function
CN106431307A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Quincuncial vermiculite light-weight through hole ceramsite with air purification function
CN106431267A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Round-ball-shaped tephra light-weight through hole porcelain granule with air purification function
CN106431289A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Cylindrical perlite lightweight through-hole ceramsite having air purification function
CN106431279A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Spherical pumice stone lightweight through-hole ceramsite with air purification function
CN106431294A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Aggregate lightweight red mud ceramic granules with air purification function
CN106431303A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Spherical fly ash light-weight through-hole haydite with air purification function
CN106431296A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Quincunx-shaped bentonite light perforated ceramsite with air purification function
CN106431270A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Gravel-shaped kieselguhr light ceramsite 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
CN106431477A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Quincuncial air-purifying pumice lightweight through-hole ceramsite
CN106431275A (en) * 2016-09-24 2017-02-22 甘肃华晨生态治理有限公司 Aggregate lightweight wollastonite ceramic granules 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
CN106431317A (en) * 2016-09-27 2017-02-22 甘肃华晨生态治理有限公司 Production method of multifunctional plum-blossom-shaped gypsum lightweight through-hole ceramsite
CN106431323A (en) * 2016-09-27 2017-02-22 甘肃华晨生态治理有限公司 Production method of multifunctional plum-blossom-shaped lightweight through-hole ceramsite containing graphite
CN106431331A (en) * 2016-09-27 2017-02-22 甘肃华晨生态治理有限公司 Production method of multifunctional quincunx phosphogypsum lightweight through-hole ceramsite
CN106431337A (en) * 2016-09-27 2017-02-22 甘肃华晨生态治理有限公司 Production method of multifunctional quincuncial gypsum tailings lightweight through-hole ceramsite
CN106431329A (en) * 2016-09-27 2017-02-22 甘肃华晨生态治理有限公司 Production method of multifunctional quincunx attapulgite tailing lightweight through hole ceramsites
CN106431325A (en) * 2016-09-27 2017-02-22 甘肃华晨生态治理有限公司 Production method of multifunctional plum-blossom-shaped water-granulated slag lightweight through-hole ceramsite
CN106631096A (en) * 2016-09-27 2017-05-10 甘肃华晨生态治理有限公司 Multifunctional quincunx wollastonite tailings lightweight through-hole ceramsite production method
CN106431335A (en) * 2016-09-27 2017-02-22 甘肃华晨生态治理有限公司 Method for producing multifunctional quincunx-shaped perlite tailing light perforated ceramsite
CN106431322A (en) * 2016-09-27 2017-02-22 甘肃华晨生态治理有限公司 Production method of multifunctional quincunx kaolin tailing lightweight through hole ceramsites
CN106431332A (en) * 2016-09-27 2017-02-22 甘肃华晨生态治理有限公司 Production method of multifunctional quincuncial serpentine lightweight through-hole ceramsite
CN106467392A (en) * 2016-09-27 2017-03-01 甘肃华晨生态治理有限公司 The production method of multi-functional quincunx Calx lightweight through hole haydite
CN106431320A (en) * 2016-09-27 2017-02-22 甘肃华晨生态治理有限公司 Production method of multifunctional quincuncial flue gas desulfurization gypsum light through-hole ceramsite
CN106431347A (en) * 2016-09-27 2017-02-22 甘肃华晨生态治理有限公司 Production method of multifunctional quincuncial slag light through-hole ceramsite
CN106431330A (en) * 2016-09-27 2017-02-22 甘肃华晨生态治理有限公司 Production method of multifunctional quincuncial boric sludge light through-hole ceramsite
CN106478143A (en) * 2016-09-27 2017-03-08 甘肃华晨生态治理有限公司 The production method of multi-functional quincunx paper mill sludge lightweight through hole haydite
CN106631092A (en) * 2016-09-27 2017-05-10 甘肃华晨生态治理有限公司 Production method of multifunctional quincunx light porous ceramsites made from zeolite tailings
CN106478142A (en) * 2016-09-27 2017-03-08 甘肃华晨生态治理有限公司 The production method of multi-functional quincunx serpentine tailing lightweight through hole haydite
CN106431321A (en) * 2016-09-27 2017-02-22 甘肃华晨生态治理有限公司 Production method of multifunctional plum-blossom-shaped lightweight through-hole ceramsite containing calcite
CN106431318A (en) * 2016-09-27 2017-02-22 甘肃华晨生态治理有限公司 Production method of multifunctional quincuncial vermiculite tailings light through-hole ceramsite
CN106631090A (en) * 2016-09-27 2017-05-10 甘肃华晨生态治理有限公司 Multifunctional quincunx medical stone tailings lightweight through-hole ceramsite production method
CN106431334A (en) * 2016-09-27 2017-02-22 甘肃华晨生态治理有限公司 Method for producing multifunctional quincunx-shaped loess light perforated ceramsite
CN106630984A (en) * 2016-09-27 2017-05-10 甘肃华晨生态治理有限公司 Method for producing multifunctional quincuncial light ceramsite with medical stone and through holes
CN106431324A (en) * 2016-09-27 2017-02-22 甘肃华晨生态治理有限公司 Multifunctional quincuncial peat lightweight through-hole ceramsite production method
CN106631097A (en) * 2016-09-27 2017-05-10 甘肃华晨生态治理有限公司 Production method for multifunctional quincuncial coal gangue lightweight through-hole ceramsite
CN106431336A (en) * 2016-09-27 2017-02-22 甘肃华晨生态治理有限公司 Production method of multifunctional quincuncial wollastonite light through-hole ceramsite
CN106431328A (en) * 2016-09-27 2017-02-22 甘肃华晨生态治理有限公司 Production method of multifunctional quincuncial talc light through-hole ceramsite
CN106631093A (en) * 2016-09-27 2017-05-10 甘肃华晨生态治理有限公司 Method for producing multifunctional quincunx flint clay tailing lightweight hole ceramsite
CN106431348A (en) * 2016-09-27 2017-02-22 甘肃华晨生态治理有限公司 Production method of multifunctional quincuncial coal ash light through-hole ceramsite
CN106431344A (en) * 2016-11-01 2017-02-22 甘肃华晨生态治理有限公司 Cylindrical peat light through hole ceramsite with air purifying function
CN106431343A (en) * 2016-11-01 2017-02-22 甘肃华晨生态治理有限公司 Gravel-shaped peat lightweight ceramsite with air purifying function
CN106431341A (en) * 2016-11-01 2017-02-22 甘肃华晨生态治理有限公司 Spheroidal light perforated peat ceramsite with air purifying function
CN106431342A (en) * 2016-11-01 2017-02-22 甘肃华晨生态治理有限公司 Quincuncial light peat ceramsite with air purification function and through holes
CN116621562A (en) * 2023-05-23 2023-08-22 武汉科技大学 Phosphogypsum-gangue-based light heat-insulating high-temperature-resistant material and preparation method thereof

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