CN106083152A - Furfural dregs lightweight through hole haydite - Google Patents

Furfural dregs lightweight through hole haydite Download PDF

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Publication number
CN106083152A
CN106083152A CN201610477758.3A CN201610477758A CN106083152A CN 106083152 A CN106083152 A CN 106083152A CN 201610477758 A CN201610477758 A CN 201610477758A CN 106083152 A CN106083152 A CN 106083152A
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lightweight
furfural dregs
hole haydite
granularity
furfural
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金白云
蒋文兰
许庆华
邱茗
王鲁海
袁欣
许盛英
袁长兵
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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
    • 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
    • C04B33/02—Preparing or treating the raw materials individually or as batches
    • C04B33/13—Compounding ingredients
    • C04B33/131—Inorganic additives
    • 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
    • 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
    • C04B2235/3208—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
    • C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3427—Silicates other than clay, e.g. water 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
    • C04B2235/02—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
    • C04B2235/44—Metal salt constituents or additives chosen for the nature of the anions, e.g. hydrides or acetylacetonate
    • C04B2235/442—Carbonates
    • 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
    • C04B2235/74—Physical characteristics
    • C04B2235/77—Density
    • 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
    • Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures

Abstract

The invention discloses a kind of furfural dregs lightweight through hole haydite, its technical scheme is characterized by, and furfural dregs lightweight through hole haydite is made up of furfural dregs, high viscous attapulgite clay, bentonite, powdery attapulgite foaming agent, cenosphere, expanded perlite, expanded vermiculite, precipitated calcium carbonate and quick lime.Dispensing is stirred mixing, extruder grain, drying, roasting, be incubated, sieve after pack as furfural dregs lightweight through hole haydite.The feature that furfural dregs 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, lightweight intensity are good, micropore and macropore are integrated.During for cultivating or plant various nursery stock, flowers and plants and vegetable, the root of plant will absorb water or the nutritional labeling of liquid fertilizer from furfural dregs lightweight through hole haydite, guarantee that growth and development of plants is good, survival rate is high and the life-span is longer, and furfural dregs lightweight through hole haydite is applicable to prepare soilless culture substrate and Nutrition Soil.

Description

Furfural dregs lightweight through hole haydite
Technical field
The present invention relates to haydite, be specifically related to a kind of furfural dregs 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 Adding some plant ash or peat soil is bound together, the moisture content of these soil, 12～20%, has possibly together with substantial amounts of Fall ill bacterium.
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, mends Soil moisture content after water is more than more than 30%, and the moisture in soil is higher, and soil will be in semi-fluid cement paste or mud Pulpous state, if soil does not has can obtain moisturizing in time, soil it would appear that the lump shape that hardens, all will directly influence and plant again The normal growth of thing.
Along with improving constantly of afforestation project prescription, also frequently with lytag, leca, haydites of book structure and The materials such as flower ceramsite are soilless culture substrate.
Lytag, leca and haydites of book structure are a kind of artificial lightweight aggregates, use high-quality clay, shale or fine coal Ash is primary raw material, by rotary kiln high-temperature roasting, forms through expanded, due to inside it in alveolate texture, thus have light The features such as matter, high-strength, heat conductivity is low, water absorption rate is little, (refer to national standard: GBT17431.1-2010 light-weight aggregate and examination thereof Proved recipe method).
Owing to artificial lightweight aggregate is after high-temperature roasting, its surface formed one layer of enamel, although inside artificial lightweight aggregate in The micropore of alveolate texture, but, the micropore of internal cellular shape structure is a kind of closed pore, the micropore of alveolate texture not only that Do not connect between this, and and external environment, water absorption rate is relatively low, is practically free of moisture inside artificial lightweight aggregate, by artificial Light-weight aggregate is put in water body, can only float on the surface of water, and therefore, artificial lightweight aggregate can only be sprinkling upon the top layer of soil, as one Plant decoration, the plants such as the various nursery stocks of plantation, flowers and vegetable can not be directly used in.
Chinese patent Authorization Notice No.: CN 102503539 B, authorized announcement date: on 04 17th, 2013, entitled " circle Spherical attapulgite flower ceramsite ", disclose that " a kind of spherical attapulgite flower ceramsite, spherical attapulgite flower ceramsite is by height Viscous attapulgite clay powder, attapulgite clay mine tailing, red bentonite in powder, mud, kieselguhr mine tailing and powdered rice hulls group Become.By the dispensing of spherical attapulgite flower ceramsite through mixing, pelletize, roasting, cool down and screening to be packaged as spheroidal concavo-convex Rod flower ceramsite ".
Spheroidal ceramsite preparation process: in granulation process, is first processed into powdery dispensing and a kind of is less than 0.5 millimeter little Ball, the spray water solution that then will prepare, sprays the bead surface in on-stream comminutor, then powdery dispensing is trickled down On the surface of moistening bead, through repeated sprinkling spray water solution and powdery dispensing is trickled down at moistening bead Surface, through the parcel of layer upon layer, the volume of bead constantly increases, and is finally completed the overall process of pelletize, is prepared as one The spheroidal haydite that strength ratio is higher.
Spheroidal haydite internal structure after roasting is tightr, although spheroidal haydite strength ratio is higher, but Causing effective ratio area little, proportion and bulk density are the biggest, thus reduce spheroidal haydite absorbability and Water absorption rate.
Spherical attapulgite flower ceramsite is a kind of spheroidal haydite, and in roasting process, spherical attapulgite flower is made pottery Intragranular portion is difficult to grill 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 is made pottery Grain 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 invention one Bulk density≤800kg/m, the light ceramic of water absorption rate >=65%, to be applicable to prepare soilless culture substrate and Nutrition Soil.
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 furfural dregs lightweight through hole haydite.
Furfural dregs lightweight through hole haydite by furfural dregs, high viscous attapulgite clay, bentonite, powdery attapulgite foaming agent, Cenosphere, expanded perlite, expanded vermiculite, precipitated calcium carbonate and quick lime composition.
The production method of furfural dregs lightweight through hole haydite: the dispensing of furfural dregs lightweight through hole haydite is stirred mixing, Extruder grain, drying, roasting, be incubated, sieve after pack as furfural dregs lightweight through hole haydite.
As the furfural dregs produced during biomass by hydrolyzation, its salt content is high, in acidity, and bulk deposition can be to greatly Gas, soil, river produce and pollute, and reasonably recycling furfural dregs eliminates its pollution to environment, increases furfural dregs simultaneously Economic value added, it is achieved zero release of pollutant target in furfural enterprise production process, reach cleaning and produce, recycle Purpose, is the furfural dregs recycling problem of needing solution badly.Furfural dregs contain substantial amounts of cellulose, hemicellulose, lignin, Vitamin and a small amount of acid, the comprehensive utilization of these organic substances, can turn waste into wealth, the present invention selects the furfural dregs after pulverizing, Granularity≤0.25 millimeter of furfural dregs.
High viscous attapulgite clay is with attapulgite clay as raw material, through crushing, soak, adding, roll-in, dry, powder A kind of natural prodcuts that the technique such as broken prepares, have the good adhesion agent of viscosity higher, are mainly used in fine chemistry industry, building materials, stone The industries such as oiling work, agricultural, environmental protection, to improve quality and effect of product, the present invention selects the dynamic of high viscous attapulgite clay Power viscosity >=2200 mPa s, product quality needs to meet the standard of JC/T 2266-2014 attapulgite clay goods；This Granularity≤0.074 millimeter of the viscous attapulgite clay of height is selected in invention.
Bentonite is the aqueous clay pit based on montmorillonite, owing to it has special character, such as bloating tendency, bonding Property, adsorptivity, catalytic, thixotropy, suspension and cation commutativity, bentonite has stronger hygroscopicity and expansion Property, the water yield of adsorbable 8～15 times of own vols, volumetric expansion is up to several times to 30 times, and the present invention selects bentonitic grain Spend≤0.074 millimeter.
Powdery attapulgite foaming agent has that foaming capacity is strong, coefficient of foaming is high, unit volume bubble production volume is big, foam adventitia is tough Property the most broken, foam stability is good, can the most not froth breaking, foam hole size fine and smooth, that generate in medium uniformly, The advantages such as low and use medium the compatibility of bleeding quantity is good, the present invention selects granularity≤0.074 milli of powdery attapulgite foaming agent Rice.
Cenosphere outward appearance is canescence, is a kind of loose, powder body material of good fluidity, and cenosphere proportion is little, table Face is smooth, intensity greatly, easily disperse, the present invention selects granularity≤0.074 millimeter of cenosphere.
Perlite is expanded and becomes a kind of lightweight, multifunctional novel shaped material, have that apparent density is light, heat conductivity is low, The features such as chemical stability is good, 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 is swollen Swollen Vermiculitum, 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, than Surface area is big, and the present invention selects granularity≤0.074 millimeter of precipitated calcium carbonate.
Calx is also known as quick lime, and Calx has stronger alkalescence, at normal temperatures, and can be with the active silica of glassy state or work Property aluminium oxide reaction, generating has the product of the hydraulicity, produces cementing, granularity≤0.074 millimeter of quick lime of the present invention.
The technical scheme is that:
1, the dispensing of furfural dregs lightweight through hole haydite is made up of following component by weight percentage: furfural dregs 10～30%, high viscous Attapulgite clay 0～25%, bentonite 0～25%, powdery attapulgite foaming agent 2～15%, cenosphere 1～10%, swollen Swollen perlite 0.5～5%, expanded vermiculite 0.5～5%, precipitated calcium carbonate 1～5%, quick lime 0～5% and water 5～35%.
2, the production method of furfural dregs lightweight through hole haydite: (1) the dispensing of furfural dregs lightweight through hole haydite is inputted and transported In the stirring mixer turned, stirring is mixed into the mixture of furfural dregs lightweight through hole haydite；(2) by furfural dregs lightweight through hole haydite Mixture be transported in Squeezinggranulator, extruder grain is difform furfural dregs lightweight through hole haydite semi-finished product；(3) will Furfural dregs lightweight through hole haydite semi-finished product, are transported in swinging drying oven dry, and dry temperature and control 150～250 DEG C, drying time controlled at 1～4 hour；(4) the furfural dregs lightweight through hole haydite semi-finished product after drying are transported to swinging roasting Burning kiln roasting, the temperature of combustor controls at 900～950 DEG C, and roasting time controlled at 1～3 hour；(5) by the bran after roasting Aldehyde slag lightweight through hole haydite semi-finished product, input is incubated in rustless steel cylinder storehouse, and temperature retention time controlled at 8～24 hours；(6) will protect Furfural dregs lightweight through hole haydite semi-finished product after temperature cooling are transported in vibrosieve sieve, and pack as furfural after screening Slag lightweight through hole haydite finished product；(7) extruder grain is difform furfural dregs lightweight through hole haydite semi-finished product, refers to according to setting Meter needs, and extruder grain is spheroidal, cylinder, quincuncial furfural dregs lightweight through hole haydite semi-finished product respectively.
Furfural dregs lightweight through hole haydite in roasting process, organic matter in furfural dregs, cellulose, hemicellulose and wooden Improve the heat of combustion-gas flow after element burning, not only can save the energy, beneficially the inside energy of furfural dregs lightweight through hole haydite Grill thoroughly completely, moreover it is possible to increase the nutritional labelings such as potassium, calcium, phosphorus, magnesium and trace element, improve within furfural dregs lightweight through hole haydite Porosity, to guarantee the quality of furfural dregs lightweight through hole haydite.
High viscous attapulgite clay has the dispersion of uniqueness, the good colloidal nature such as saline and alkaline high temperature resistant, anti-and higher Absorbability, and there is certain plasticity and cohesive force, the dynamic viscosity >=2200 mPa s of high viscous attapulgite clay, Adhesive force is good, beneficially the bonding between raw material, increases intensity and the absorbability of furfural dregs lightweight through hole haydite.
Bentonite has special character, as bloating tendency, caking property, adsorptivity, catalytic, thixotropy, suspension and Bonding between cation commutativity, beneficially raw material, increases intensity and the absorbability of furfural dregs lightweight through hole haydite.
Powdery attapulgite foaming agent is to use by filed in the present inventor on 05 26th, 2013 that " powdery attapulgite foams Agent ", Chinese patent Authorization Notice No. is: CN 103265213B, authorized announcement date: on 09 24th, 2014.
Powdery attapulgite foaming agent is when stirring is mixed into furfural dregs lightweight through hole haydite mixture, it will produce a certain amount of Bubble, be conducive to increasing furfural dregs lightweight through hole haydite surface and internal porosity.
Cenosphere, expanded perlite, expanded vermiculite and precipitated calcium carbonate can reduce the heap of furfural dregs lightweight through hole haydite Long-pending density, increases the porosity within furfural dregs lightweight through hole haydite.
Quick lime has stronger alkalescence, not only can regulate the pH value of furfural dregs lightweight through hole haydite, moreover it is possible to increase bran The intensity of aldehyde slag lightweight through hole haydite.
Furfural dregs lightweight through hole haydite semi-finished product moisture content after extruder grain is more than 30%, is delivered directly to swinging roasting Burning high-temperature roasting in stove, in high-temperature calcination process, the surface of haydite semi-finished product first starts sintering curing, and the water vapour of inside Out, haydite semi-finished product will produce explosion to very difficult rapid evaporation, nor can grill thoroughly inside haydite semi-finished product.
Furfural dregs lightweight through hole haydite semi-finished product first are transported in swinging drying oven slowly dry by the present invention, dry Dry temperature controls at 150～250 DEG C, then will dry after furfural dregs lightweight through hole haydite semi-finished product be transported to swinging roaster Middle roasting, the temperature of combustor controls at 900～950 DEG C, it can be ensured that is grilled thoroughly by haydite in roasting process, will not produce quick-fried Split.
It is still up to more than 700 DEG C in temperature, after roasting in furfural dregs lightweight through hole haydite semi-finished product after roasting The input of furfural dregs lightweight through hole haydite semi-finished product is incubated in rustless steel cylinder storehouse, it is possible to use the waste heat of self, continues furfural Slag lightweight through hole haydite semi-finished product uniformly heat, and not only can ensure that and grill thoroughly completely inside furfural dregs lightweight through hole haydite, moreover it is possible to Play the effect of uniformly dispersing heat, improve the inherent quality of furfural dregs lightweight through hole haydite.
There is substantial amounts of micropore furfural dregs lightweight through hole haydite surface and inside, are a kind of open pores, and open pore is the most each other Through also communicating with the external world, the macropore at furfural dregs lightweight through hole haydite center is a kind of through hole, is conducive in roasting process, energy Enough grill thoroughly inside haydite completely, and the effective ratio area of haydite, intensity and reduction bulk density can be increased.
The face shaping of furfural dregs lightweight through hole haydite is designed as spheroidal, cylinder, the various shape such as quincunx, favorably In increasing furfural dregs lightweight through hole haydite voidage each other and reducing the bulk density of furfural dregs lightweight through hole haydite.
There is the micropore being interconnected in a large number furfural dregs lightweight through hole haydite surface and inside, put in water and will sink to rapidly The bottom, while sucking large quantity of moisture, cements out the air in furfural dregs lightweight through hole haydite internal capillary.
Although the water absorption rate of furfural dregs lightweight through hole haydite is higher, even if during water absorption rate >=80%, furfural dregs lightweight through hole Haydite surface is a kind of moistening state, and the most obvious water leaks out, and is deposited in by furfural dregs lightweight through hole haydite Together, forming numerous spaces each other, permeability is good, and furfural dregs lightweight through hole haydite does not has powder in the dry state Dirt, is immersed in all the year round in water and also will not produce disintegrate.
Furfural dregs lightweight through hole haydite has that specific surface area is big, bulk density is little, water absorption rate is high, permeability is superior, outer See free from extraneous odour handsome 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, and water, the fertilizer of liquid or inorganic fertilizer are sprayed at furfural dregs lightweight In through hole haydite, it is also possible to being immersed in the solution of water, fertilizer or inorganic fertilizer by furfural dregs lightweight through hole haydite, furfural dregs is light Matter through hole haydite absorbs after storing a certain amount of water or liquid fertilizer and takes out, and is used for cultivating or plant various nursery stock, flowers and plants and vegetable Time, the root of plant will absorb water or the nutritional labeling of liquid fertilizer from furfural dregs lightweight through hole haydite, it is ensured that plant growing Growing, survival rate is high and the life-span is longer, and can greatly reduce the number of times of moisturizing.
Furfural dregs lightweight through hole haydite is applicable to prepare soilless culture substrate and Nutrition Soil.
Accompanying drawing explanation
Fig. 1 is spheroidal furfural dregs lightweight through hole haydite schematic diagram, and Fig. 2 is spheroidal furfural dregs lightweight through hole haydite A-A Profile；Fig. 3 is cylindrical furfural dregs lightweight through hole haydite schematic diagram, and Fig. 4 is that cylindrical furfural dregs lightweight through hole haydite B-B cuts open Face figure；Fig. 5 is quincunx furfural dregs lightweight through hole haydite schematic diagram, and Fig. 6 is quincunx furfural dregs lightweight through hole haydite C-C section Figure.
As shown in the figure: 1 is the through hole of spheroidal furfural dregs lightweight through hole haydite, 2 is cylindrical furfural dregs lightweight through hole pottery The through hole of grain, 3 is the through hole of quincunx furfural dregs lightweight through hole haydite.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described:
1, the dispensing of furfural dregs lightweight through hole haydite is made up of following component by weight percentage: furfural dregs 24%, height are viscous concavo-convex Rod stone clay 18%, bentonite 15%, powdery attapulgite foaming agent 10%, cenosphere 4%, expanded perlite 1%, expansion trematodiasis Stone 1%, precipitated calcium carbonate 3%, quick lime 2% and water 22%.
2, the production method of furfural dregs lightweight through hole haydite: (1) the dispensing of furfural dregs lightweight through hole haydite is inputted and transported In the stirring mixer turned, stirring is mixed into the mixture of furfural dregs lightweight through hole haydite；(2) by furfural dregs lightweight through hole haydite Mixture be transported in Squeezinggranulator, extruder grain is difform furfural dregs lightweight through hole haydite semi-finished product；(3) will Furfural dregs lightweight through hole haydite semi-finished product, are transported in swinging drying oven dry, and dry temperature and control 200～220 DEG C, drying time controlled at 2 hours；(4) the furfural dregs lightweight through hole haydite semi-finished product after drying are transported to swinging roaster Middle roasting, the temperature of combustor controls at 940～950 DEG C, and roasting time controlled at 1 hour；(5) by light for the furfural dregs after roasting Matter through hole haydite semi-finished product, input is incubated in rustless steel cylinder storehouse, and temperature retention time controlled at 16 hours；(6) by after insulation cooling Furfural dregs lightweight through hole haydite semi-finished product are transported in vibrosieve sieve, and pack as furfural dregs lightweight through hole after screening Haydite finished product；(7) extruder grain is difform furfural dregs lightweight through hole haydite semi-finished product, refers to according to design needs, extruding Pelletize is quincunx furfural dregs lightweight through hole haydite semi-finished product.
Quincunx furfural dregs lightweight through hole haydite average bulk density is 720kg/m, and water absorption rate is 88%.

Claims (3)

1. a furfural dregs lightweight through hole haydite, it is characterised in that the dispensing of furfural dregs lightweight through hole haydite is by weight percentage It is made up of following component: furfural dregs 10～30%, high viscous attapulgite clay 0～25%, bentonite 0～25%, powdery are concavo-convex Rod foaming agent 2～15%, cenosphere 1～10%, expanded perlite 0.5～5%, expanded vermiculite 0.5～5%, lightweight carbonic acid Calcium 1～5%, quick lime 0～5% and water 5～35%.
Furfural dregs lightweight through hole haydite the most according to claim 1, it is characterised in that granularity≤0.25 milli of furfural dregs Rice, granularity≤0.074 millimeter of high viscous attapulgite clay, bentonitic granularity≤0.074 millimeter, powdery attapulgite foaming agent Granularity≤0.074 millimeter, granularity≤0.074 millimeter of cenosphere, granularity≤0.25 millimeter of expanded perlite, expand trematodiasis Granularity≤0.149 millimeter of stone, granularity≤0.074 millimeter of precipitated calcium carbonate, granularity≤0.074 millimeter of quick lime.
Furfural dregs lightweight through hole haydite the most according to claim 1, it is characterised in that the life of furfural dregs lightweight through hole haydite Product method: (1) the dispensing of furfural dregs lightweight through hole haydite being inputted in the stirring mixer operated, stirring is mixed into furfural The mixture of slag lightweight through hole haydite；(2) the mixture of furfural dregs lightweight through hole haydite is transported in Squeezinggranulator, extruding Pelletize is difform furfural dregs lightweight through hole haydite semi-finished product；(3), by furfural dregs lightweight through hole haydite semi-finished product, it is transported to Drying in swinging drying oven, dry temperature and control at 150～250 DEG C, drying time controlled at 1～4 hour；(4) will dry Furfural dregs lightweight through hole haydite semi-finished product after Gan are transported to swinging roasting kiln roasting, and the temperature of combustor controls 900 ～950 DEG C, roasting time controlled at 1～3 hour；(5), by the furfural dregs lightweight through hole haydite semi-finished product after roasting, input stainless Being incubated in steel cylinder storehouse, temperature retention time controlled at 8～24 hours；(6) the furfural dregs lightweight through hole haydite half after insulation cooling is become Product are transported in vibrosieve sieve, and pack as furfural dregs lightweight through hole haydite finished product after screening；(7) extruder grain is Difform furfural dregs lightweight through hole haydite semi-finished product, refer to that extruder grain is spheroidal, cylinder respectively according to design needs Shape, quincuncial furfural dregs lightweight through hole haydite semi-finished product.
CN201610477758.3A 2016-06-28 2016-06-28 Furfural dregs lightweight through hole haydite Withdrawn CN106083152A (en)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1468827A (en) * 2002-06-28 2004-01-21 张传镁 Ceramic slag haydite and its prepn process
CN103265213A (en) * 2013-05-26 2013-08-28 许盛英 Powdery attapulgite foaming agent
CN104926549A (en) * 2015-07-27 2015-09-23 蒋文兰 Production method for furfural residue carbonization nutrient soil

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1468827A (en) * 2002-06-28 2004-01-21 张传镁 Ceramic slag haydite and its prepn process
CN103265213A (en) * 2013-05-26 2013-08-28 许盛英 Powdery attapulgite foaming agent
CN104926549A (en) * 2015-07-27 2015-09-23 蒋文兰 Production method for furfural residue carbonization nutrient soil

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Application publication date: 20161109