CN105502915A - Production technology of using industrial waste residues for producing inorganic fiber heat preservation material - Google Patents

Production technology of using industrial waste residues for producing inorganic fiber heat preservation material Download PDF

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Publication number
CN105502915A
CN105502915A CN201510956746.4A CN201510956746A CN105502915A CN 105502915 A CN105502915 A CN 105502915A CN 201510956746 A CN201510956746 A CN 201510956746A CN 105502915 A CN105502915 A CN 105502915A
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waste residue
mixture
silica flour
forming machine
ground dolomite
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CN105502915B (en
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赵新立
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Beijing North Ke Qiang Yu Environmental Technology Co.,Ltd.
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Hebei Ziyu Environmental Technology Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • 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
    • Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57—Improving the yield, e-g- reduction of reject rates

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Processing Of Solid Wastes (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)

Abstract

The invention belongs to the technical field of inorganic fiber heat preservation materials, and provides a production technology of using industrial waste residues for producing an inorganic fiber heat preservation material. The production technology includes the steps that ferronickel waste residues, or manganese-silicon alloy waste residues, or phosphorous slag waste residues or air-added brick waste residues or blast furnace water granulated slag, dolomite dust and silica powder are mixed into a mixture with the acidity coefficient MK ranging from 1.6 to 2.2, a binding agent is added into the mixture, the new mixture is conveyed into a forming machine to be pressed into blocky formed objects, and smelted in a smelting furnace, fiber forming through high-pressure centrifugal blowing and pulling, cotton collecting through a fiber catching machine, cotton distributing through a pendulum bob, wrinkling through a wrinkling machine, and heating and forming through a sheet baking machine are conducted to produce the inorganic fiber heat preservation material with the heat preserving, heat insulating, waterproof and soundproof functions. The technical problems that in the prior art, the industrial waste residues such as the ferronickel waste residues, the manganese-silicon alloy waste residues, the phosphorous slag waste residues, the air-added brick waste residues and the blast furnace water granulated slag are difficult to recover and use, the waste residues and waste are low in use ratio, the inorganic heat preservation material is high in production cost, and resource integration is low in efficiency and unreasonable are solved.

Description

Industrial residue is utilized to produce the production technique of inorganic heat insulating fiber material
Technical field
The invention belongs to inorganic heat insulating fiber field of material technology, relate to a kind of production technique utilizing industrial residue to produce inorganic heat insulating fiber material.
Background technology
Ferronickel waste residue; phosphorus ore slag waste residue; manganese-silicon waste residue; aerated bricks waste residue, the industrial residues such as blast furnace granulated slag are a kind of industrial solid castoffs, and these waste residues not easily process; and bulk deposition also easily causes environmental problem; the recycling of these industrial residues remains global problem, for tackling the present situation of global energy crisis, and the power-saving technology in countries in the world active development and each field of application.In building energy saving field, wall thermal insulating is considered as the most effective means of building energy conservation and technology by national governments and expert, so a large amount of light heat insulation materials is applied in materials for wall.The organic foam lagging material being representative with polystyrene, urethane is widely used because of its advantage such as lightweight, heat insulating in wall thermal insulating field.But, organic foam plastic lagging material very easy firing, once local light, the intensity of a fire will rapid spread to whole thermal insulation layer, initiation building fire.In the last few years, the domestic fire because of building thermal insulation material initiation was often reported in media, and had caused a tremendous loss of lives and huge property damage.The drawback above-mentioned relative to organic insulation material and defect, inorganic heat insulation material has the features such as fire line is good, ageing resistance strong, stable performance, construction is simple, long service life, construction costs are low.But inorganic heat insulation material such as rock wool in prior art, produce after basalt explosion is pulverized, need a large amount of human and material resources of waste thus production cost is uprised.
In prior art, ferronickel waste residue, phosphorus ore slag waste residue, manganese-silicon waste residue, aerated bricks waste residue, the industrial residues such as blast furnace granulated slag are applied to the industrial production of inorganic heat insulation material, it mostly is auxiliary material, can not as industrial main raw material, and the product use range produced and performance still limited, when simultaneously in production process, fused raw material carries out centrifugal fibroblast, not only not utilized of high-temperature fusion raw material, it is also to causing very large destruction by centrifugation apparatus, and therefore resource consolidation is still efficient and rational not.
Summary of the invention
The present invention proposes a kind of production technique utilizing industrial residue to produce inorganic heat insulating fiber material, solve ferronickel waste residue in prior art, phosphorus ore slag waste residue, manganese-silicon waste residue, aerated bricks waste residue, these industrial residues of blast furnace granulated slag are difficult to recycle, and waste residue salvage value is low, and inorganic heat insulation material production cost is high, resource-conformity efficiency is low and irrational technical problem.
Technical scheme of the present invention is achieved in that
Utilize industrial residue to produce the production technique of inorganic heat insulating fiber material, comprise the following steps:
Step one: mixture ferronickel waste residue or the same ground dolomite of phosphorus ore slag waste residue, silica flour being mixed into acidity quotient MK=1.6 ~ 2.2, wherein ferronickel waste residue or phosphorus ore slag waste residue account for 50% ~ 60% of total mass,
Or same for manganese-silicon waste residue ground dolomite, silica flour are mixed into the mixture of acidity quotient MK=1.6 ~ 2.2, wherein manganese-silicon waste residue accounts for 55% ~ 65% of total mass,
Or same for aerated bricks waste residue ground dolomite, silica flour are mixed into the mixture of acidity quotient MK=1.6 ~ 2.2, wherein aerated bricks waste residue accounts for 60% ~ 70% of total mass,
Or same for blast furnace granulated slag ground dolomite, silica flour are mixed into the mixture of acidity quotient MK=1.6 ~ 2.2, wherein blast furnace granulated slag accounts for 40% ~ 50% of total mass;
Step 2: add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting, forming composition deliver to deliver to after dewatering system sloughs excessive moisture smelting furnace mix with coke after by heated by natural gas, temperature remains on 1550 DEG C, continue 120min, thus form liquid flow animal and flow out, the carbon monoxide waste gas that wherein smelting furnace produces is delivered to the one-level heat exchange that the heat of combustion engine burning generation 450 ~ 600 DEG C is interchanger and is provided heat after whirlwind bag-type dust;
Step 3: liquid flow animal deliver to supercentrifuge high pressure blow pull into the upper hybrid resin glue of fine winding-up after negative pressure be collected into that to catch fine machine collection be thin cotton felt, the heat that liquid flow animal is passed in whizzer on Centrifugal rolling provides heat with the one-level heat exchange that water vapour mode is interchanger, catch fine machine catch fine process produce dust discharge after the dedusting of plate dirt and desulfurization process;
Step 4: thin cotton felt be sent to pendulum cloth cotton machine carry out heap superimposition put the thick cotton felt be paved into as multilayer, thick cotton felt is delivered to machine of crumpling and crumples, thick cotton felt through crumpling is delivered to the heating of baking sheet machine and is pressurizeed simultaneously, temperature remains on 180 ~ 260 DEG C, continue 70min aftershaping, net quantity of heat needed for baking sheet machine is changed by the secondary heat of interchanger and provides;
Step 5: shaping rear cooling 20min, last surface trimming, is packaged as product automatically.
As further technical scheme, described step one is specially,
Ferronickel waste residue or the same ground dolomite of phosphorus ore slag waste residue, silica flour are mixed into the mixture of acidity quotient MK=1.8 ~ 2.0, wherein ferronickel waste residue or phosphorus ore slag waste residue account for 55% of total mass,
Or same for manganese-silicon waste residue ground dolomite, silica flour are mixed into the mixture of acidity quotient MK=1.8 ~ 2.0, wherein manganese-silicon waste residue accounts for 60% of total mass,
Or same for aerated bricks waste residue ground dolomite, silica flour are mixed into the mixture of acidity quotient MK=1.8 ~ 2.0, wherein aerated bricks waste residue accounts for 65% of total mass,
Or same for blast furnace granulated slag ground dolomite, silica flour are mixed into the mixture of acidity quotient MK=1.8 ~ 2.0, wherein blast furnace granulated slag accounts for 45% of total mass.
As further technical scheme, in described step one,
Ferronickel waste residue chemical composition and each constituent mass content are SiO 228.85%, Al 2o 319.6%, MgO10.53%, CaO38.19%, all the other are impurity;
Manganese-silicon waste residue chemical composition and each constituent mass content are SiO 254%, Al 2o 322%, MgO6%, CaO15.8%, all the other are impurity;
Phosphorus ore slag waste residue chemical composition and each constituent mass content are SiO 238.19%, Al 2o 34.53%, MgO2.81%, CaO43.86%, all the other are impurity;
Aerated bricks waste residue chemical composition and each constituent mass content are SiO 257%, Al 2o 316%, MgO6.5%, CaO18%, all the other are impurity;
Blast furnace granulated slag chemical composition and each constituent mass content are SiO 220%, Al 2o 38%, MgO8%, CaO45%, all the other are impurity.
As further technical scheme, in described step one, tackiness agent is specially water glass.
As further technical scheme, in described step 3, whizzer fibroblast linear velocity is stabilized in 125m/min.
As further technical scheme, in described step 3, hybrid resin glue is made up of according to mass percent 10%:5%:3%:3%:5% resin, hydrophober, dust laying oil, ammoniacal liquor, urea, and all the other are water.
As further technical scheme, the fine machine of recapture after catching the waste material pulverizing of fine machine and surface trimming generation, is all carried to recycle.
Beneficial effect of the present invention is:
1, the present invention utilizes the industrial residues such as ferronickel waste residue, phosphorus ore slag waste residue, manganese-silicon waste residue, aerated bricks waste residue, blast furnace granulated slag to produce inorganic heat insulating fiber material by interpolation ground dolomite, silica flour, ferronickel waste residue can be made, the rate of utilization of phosphorus ore slag waste residue reaches 50% ~ 60%, the rate of utilization of manganese-silicon waste residue reaches 55% ~ 65%, the rate of utilization of aerated bricks waste residue reaches 60% ~ 70%, and the rate of utilization of blast furnace granulated slag reaches 40% ~ 50%.Therefore, 1 ton of ferronickel waste residue or phosphorus ore slag waste residue can produce the inorganic heat insulating fiber material of 1.67 tons ~ 2 tons, 1 ton of manganese-silicon waste residue can produce the inorganic heat insulating fiber material of 1.54 tons ~ 1.82 tons, 1 ton of aerated bricks waste residue can produce the inorganic heat insulating fiber material of 1.43 tons ~ 1.67 tons, 1 ton of blast furnace granulated slag can produce the inorganic heat insulating fiber material of 2 tons ~ 2.5 tons, and every bar production line can process more nearly to the ferronickel waste residue of a few kiloton for 1 year, phosphorus ore slag waste residue, manganese-silicon waste residue, aerated bricks waste residue, the industrial residues such as blast furnace granulated slag, produce the inorganic heat insulating fiber material of a few kiloton simultaneously, thus by originally every year several hundreds of millions tons cannot process the ferronickel waste residue of landfill contaminate environment simultaneously, phosphorus ore slag waste residue, manganese-silicon waste residue, aerated bricks waste residue, a large amount of the disposing of the industrial residues such as blast furnace granulated slag, and the inorganic fibre sound-insulating and heat-insulating thermal-insulating waterproof produced is effective, applied widely, can be applied to building heat preservation, paper mill papermaking, elevator hoistways sound insulation, the every field such as soilless culture.
2, whole Production Flow Chart fully takes into account the high effective integration of the energy, sends compacting generation bulk cargo back to forming machine and repeats compacting, all carries the fine machine of recapture to reuse after catching the waste material pulverizing of fine machine and surface trimming generation; The carbon monoxide that smelting furnace produces is delivered to combustion engine burning, liquid flow animal is passed to the heat of centrifuge roller, both all conduct heat to interchanger is that baking sheet machine provides whole heats, therefore the use of the energy is greatly reduced, many-side reduces production cost, improves production efficiency simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is present invention process flow chart element line chart;
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, the present invention proposes a kind of production technique utilizing industrial residue to produce inorganic heat insulating fiber material, comprises the following steps:
Step one: mixture ferronickel waste residue or the same ground dolomite of phosphorus ore slag waste residue, silica flour being mixed into acidity quotient MK=1.6 ~ 2.2, wherein ferronickel waste residue or phosphorus ore slag waste residue account for 50% ~ 60% of total mass,
Or same for manganese-silicon waste residue ground dolomite, silica flour are mixed into the mixture of acidity quotient MK=1.6 ~ 2.2, wherein manganese-silicon waste residue accounts for 55% ~ 65% of total mass,
Or same for aerated bricks waste residue ground dolomite, silica flour are mixed into the mixture of acidity quotient MK=1.6 ~ 2.2, wherein aerated bricks waste residue accounts for 60% ~ 70% of total mass,
Or same for blast furnace granulated slag ground dolomite, silica flour are mixed into the mixture of acidity quotient MK=1.6 ~ 2.2, wherein blast furnace granulated slag accounts for 40% ~ 50% of total mass;
Step 2: add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting, forming composition deliver to deliver to after dewatering system sloughs excessive moisture smelting furnace mix with coke after by heated by natural gas, temperature remains on 1550 DEG C, continue 120min, thus form liquid flow animal and flow out, the carbon monoxide waste gas that wherein smelting furnace produces is delivered to the one-level heat exchange that the heat of combustion engine burning generation 450 ~ 600 DEG C is interchanger and is provided heat after whirlwind bag-type dust;
Step 3: liquid flow animal deliver to supercentrifuge high pressure blow pull into the upper hybrid resin glue of fine winding-up after negative pressure be collected into that to catch fine machine collection be thin cotton felt, the heat that liquid flow animal is passed in whizzer on Centrifugal rolling provides heat with the one-level heat exchange that water vapour mode is interchanger, catch fine machine catch fine process produce dust discharge after the dedusting of plate dirt and desulfurization process;
Step 4: thin cotton felt be sent to pendulum cloth cotton machine carry out heap superimposition put the thick cotton felt be paved into as multilayer, thick cotton felt is delivered to machine of crumpling and crumples, thick cotton felt through crumpling is delivered to the heating of baking sheet machine and is pressurizeed simultaneously, temperature remains on 180 ~ 260 DEG C, continue 70min aftershaping, net quantity of heat needed for baking sheet machine is changed by the secondary heat of interchanger and provides;
Step 5: shaping rear cooling 20min, last surface trimming, is packaged as product automatically.
As further technical scheme, described step one is specially,
Ferronickel waste residue or the same ground dolomite of phosphorus ore slag waste residue, silica flour are mixed into the mixture of acidity quotient MK=1.8 ~ 2.0, wherein ferronickel waste residue or phosphorus ore slag waste residue account for 55% of total mass,
Or same for manganese-silicon waste residue ground dolomite, silica flour are mixed into the mixture of acidity quotient MK=1.8 ~ 2.0, wherein manganese-silicon waste residue accounts for 60% of total mass,
Or same for aerated bricks waste residue ground dolomite, silica flour are mixed into the mixture of acidity quotient MK=1.8 ~ 2.0, wherein aerated bricks waste residue accounts for 65% of total mass,
Or same for blast furnace granulated slag ground dolomite, silica flour are mixed into the mixture of acidity quotient MK=1.8 ~ 2.0, wherein blast furnace granulated slag accounts for 45% of total mass.
In ground dolomite, the content of CaO, MgO accounts for 30%, about 20% respectively, SiO in silica flour 2content account for about 90%.
Further, in described step one,
Ferronickel waste residue chemical composition and each constituent mass content are SiO 228.85%, Al 2o 319.6%, MgO10.53%, CaO38.19%, all the other are impurity;
Manganese-silicon waste residue chemical composition and each constituent mass content are SiO 254%, Al 2o 322%, MgO6%, CaO15.8%, all the other are impurity;
Phosphorus ore slag waste residue chemical composition and each constituent mass content are SiO 238.19%, Al 2o 34.53%, MgO2.81%, CaO43.86%, all the other are impurity;
Aerated bricks waste residue chemical composition and each constituent mass content are SiO 257%, Al 2o 316%, MgO6.5%, CaO18%, all the other are impurity;
Blast furnace granulated slag chemical composition and each constituent mass content are SiO 220%, Al 2o 38%, MgO8%, CaO45%, all the other are impurity.
Therefore acidity quotient about the MK=0.99 of ferronickel waste residue, acidity quotient about the MK=3.49 of manganese-silicon, acidity quotient about the MK=0.92 of phosphorus ore slag waste residue, acidity quotient about the MK=2.98 of aerated bricks waste residue, acidity quotient about the MK=0.53 of blast furnace granulated slag.
Further, in described step one, tackiness agent is specially water glass.Control its amount when tackiness agent adds raw material to be suppressed.
Further, in described step 3, whizzer fibroblast linear velocity is stabilized in 125m/min.
Further, hybrid resin glue is made up of according to mass percent 10%:5%:3%:3%:5% resin, hydrophober, dust laying oil, ammoniacal liquor, urea, and all the other are water.
Further, the fine machine of recapture is all carried to recycle after catching the waste material pulverizing of fine machine and surface trimming generation.
The present invention utilizes the industrial residues such as ferronickel waste residue, phosphorus ore slag waste residue, manganese-silicon waste residue, aerated bricks waste residue, blast furnace granulated slag by adding ground dolomite, inorganic heat insulating fiber material produced by silica flour, ferronickel waste residue can be made, the rate of utilization of phosphorus ore slag waste residue reaches 50% ~ 60%, the rate of utilization of manganese-silicon waste residue reaches 55% ~ 65%, the rate of utilization of aerated bricks waste residue reaches 60% ~ 70%, and the rate of utilization of blast furnace granulated slag reaches 40% ~ 50%.Therefore, 1 ton of ferronickel waste residue or phosphorus ore slag waste residue can produce the inorganic heat insulating fiber material of 1.67 tons ~ 2 tons, 1 ton of manganese-silicon waste residue can produce the inorganic heat insulating fiber material of 1.54 tons ~ 1.82 tons, 1 ton of aerated bricks waste residue can produce the inorganic heat insulating fiber material of 1.43 tons ~ 1.67 tons, 1 ton of blast furnace granulated slag can produce the inorganic heat insulating fiber material of 2 tons ~ 2.5 tons, and every bar production line can process more nearly to the ferronickel waste residue of a few kiloton for 1 year, phosphorus ore slag waste residue, manganese-silicon waste residue, aerated bricks waste residue, the industrial residues such as blast furnace granulated slag, produce the inorganic heat insulating fiber material of a few kiloton simultaneously, thus by originally every year several hundreds of millions tons cannot process the ferronickel waste residue of landfill contaminate environment simultaneously, phosphorus ore slag waste residue, manganese-silicon waste residue, aerated bricks waste residue, a large amount of the disposing of the industrial residues such as blast furnace granulated slag, and the inorganic fibre sound-insulating and heat-insulating thermal-insulating waterproof produced is effective, applied widely, can be applied to building heat preservation, paper mill papermaking, elevator hoistways sound insulation, the every field such as soilless culture.
Whole Production Flow Chart fully takes into account the high effective integration of the energy, sends compacting generation bulk cargo back to forming machine and repeats compacting, all carries the fine machine of recapture to reuse after catching the waste material pulverizing of fine machine and surface trimming generation; The carbon monoxide that smelting furnace produces is delivered to combustion engine burning, liquid flow animal is passed to the heat of centrifuge roller, both all conduct heat to interchanger is that baking sheet machine provides whole heats, therefore the use of the energy is greatly reduced, many-side reduces production cost, improves production efficiency simultaneously.
Embodiment 1:
Same for ferronickel waste residue ground dolomite, silica flour are mixed according to mass ratio 50:17.79:32.21, its acidity quotient MK=1.6, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 2:
Same for ferronickel waste residue ground dolomite, silica flour are mixed according to mass ratio 50:14.1:35.9, its acidity quotient MK=1.8, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 3:
Same for ferronickel waste residue ground dolomite, silica flour are mixed according to mass ratio 50:10.79:39.21, its acidity quotient MK=2.0, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 4:
Same for ferronickel waste residue ground dolomite, silica flour are mixed according to mass ratio 50:7.82:42.18, its acidity quotient MK=2.2, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 5:
Same for ferronickel waste residue ground dolomite, silica flour are mixed according to mass ratio 55:14.28:30.72, its acidity quotient MK=1.6, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 6:
Same for ferronickel waste residue ground dolomite, silica flour are mixed according to mass ratio 55:10.51:34.49, its acidity quotient MK=1.8, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 7:
Same for ferronickel waste residue ground dolomite, silica flour are mixed according to mass ratio 55:7.13:37.87, its acidity quotient MK=2.0, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 8:
Same for ferronickel waste residue ground dolomite, silica flour are mixed according to mass ratio 55:4.1:40.9, its acidity quotient MK=2.2, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 9:
Same for ferronickel waste residue ground dolomite, silica flour are mixed according to mass ratio 60:10.76:29.24, its acidity quotient MK=1.6, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 10:
Same for ferronickel waste residue ground dolomite, silica flour are mixed according to mass ratio 60:6.92:33.08, its acidity quotient MK=1.8, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 11:
Same for ferronickel waste residue ground dolomite, silica flour are mixed according to mass ratio 60:3.48:36.52, its acidity quotient MK=2.0, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 12:
Same for ferronickel waste residue ground dolomite, silica flour are mixed according to mass ratio 60:0.38:39.62, its acidity quotient MK=2.2, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting.
Embodiment 13:
The same ground dolomite of phosphorus ore slag waste residue, silica flour are mixed according to mass ratio 50:17.07:32.92, its acidity quotient MK=1.6, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 14:
The same ground dolomite of phosphorus ore slag waste residue, silica flour are mixed according to mass ratio 50:13.53:36.47, its acidity quotient MK=1.8, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 15:
The same ground dolomite of phosphorus ore slag waste residue, silica flour are mixed according to mass ratio 50:10.36:39.64, its acidity quotient MK=2.0, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 16:
The same ground dolomite of phosphorus ore slag waste residue, silica flour are mixed according to mass ratio 50:7.51:42.49, its acidity quotient MK=2.2, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 17:
The same ground dolomite of phosphorus ore slag waste residue, silica flour are mixed according to mass ratio 55:13.49:31.51, its acidity quotient MK=1.6, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 18:
The same ground dolomite of phosphorus ore slag waste residue, silica flour are mixed according to mass ratio 55:9.88:35.12, its acidity quotient MK=1.8, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 19:
The same ground dolomite of phosphorus ore slag waste residue, silica flour are mixed according to mass ratio 55:6.66:38.34, its acidity quotient MK=2.0, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 20:
The same ground dolomite of phosphorus ore slag waste residue, silica flour are mixed according to mass ratio 55:3.76:41.24, its acidity quotient MK=2.2, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 21:
The same ground dolomite of phosphorus ore slag waste residue, silica flour are mixed according to mass ratio 60:9.9:30.1, its acidity quotient MK=1.6, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 22:
The same ground dolomite of phosphorus ore slag waste residue, silica flour are mixed according to mass ratio 60:6.24:33.76, its acidity quotient MK=1.8, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 23:
The same ground dolomite of phosphorus ore slag waste residue, silica flour are mixed according to mass ratio 60:2.96:37.04, its acidity quotient MK=2.0, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 24:
The same ground dolomite of phosphorus ore slag waste residue, silica flour are mixed according to mass ratio 60:0.01:39.99, its acidity quotient MK=2.2, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting.
Embodiment 25:
Same for manganese-silicon waste residue ground dolomite, silica flour are mixed according to mass ratio 55:37.13:7.87, its acidity quotient MK=1.6, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 26:
Same for manganese-silicon waste residue ground dolomite, silica flour are mixed according to mass ratio 55:33.73:11.27, its acidity quotient MK=1.8, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 27:
Same for manganese-silicon waste residue ground dolomite, silica flour are mixed according to mass ratio 55:30.7:14.3, its acidity quotient MK=2.0, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 28:
Same for manganese-silicon waste residue ground dolomite, silica flour are mixed according to mass ratio 55:27.96:17.04, its acidity quotient MK=2.2, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 29:
Same for manganese-silicon waste residue ground dolomite, silica flour are mixed according to mass ratio 60:35.69:4.31, its acidity quotient MK=1.6, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 30:
Same for manganese-silicon waste residue ground dolomite, silica flour are mixed according to mass ratio 60:32.25:7.75, its acidity quotient MK=1.8, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 31:
Same for manganese-silicon waste residue ground dolomite, silica flour are mixed according to mass ratio 60:29.18:10.82, its acidity quotient MK=2.0, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 32:
Same for manganese-silicon waste residue ground dolomite, silica flour are mixed according to mass ratio 60:26.41:13.59, its acidity quotient MK=2.2, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 33:
Same for manganese-silicon waste residue ground dolomite, silica flour are mixed according to mass ratio 65:34.25:0.75, its acidity quotient MK=1.6, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 34:
Same for manganese-silicon waste residue ground dolomite, silica flour are mixed according to mass ratio 65:30.77:4.23, its acidity quotient MK=1.8, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 35:
Same for manganese-silicon waste residue ground dolomite, silica flour are mixed according to mass ratio 65:27.66:7.34, its acidity quotient MK=2.0, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 36:
Same for manganese-silicon waste residue ground dolomite, silica flour are mixed according to mass ratio 65:24.86:10.14, its acidity quotient MK=2.2, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting.
Embodiment 37:
Same for aerated bricks waste residue ground dolomite, silica flour are mixed according to mass ratio 60:33.11:6.89, its acidity quotient MK=1.6, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 38:
Same for aerated bricks waste residue ground dolomite, silica flour are mixed according to mass ratio 60:29.63:10.37, its acidity quotient MK=1.8, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 39:
Same for aerated bricks waste residue ground dolomite, silica flour are mixed according to mass ratio 60:26.53:13.47, its acidity quotient MK=2.0, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 40:
Same for aerated bricks waste residue ground dolomite, silica flour are mixed according to mass ratio 60:23.73:16.27, its acidity quotient MK=2.2, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 41:
Same for aerated bricks waste residue ground dolomite, silica flour are mixed according to mass ratio 65:31.45:3.55, its acidity quotient MK=1.6, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 42:
Same for aerated bricks waste residue ground dolomite, silica flour are mixed according to mass ratio 65:27.94:7.06, its acidity quotient MK=1.8, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 43:
Same for aerated bricks waste residue ground dolomite, silica flour are mixed according to mass ratio 65:24.79:10.21, its acidity quotient MK=2.0, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 44:
Same for aerated bricks waste residue ground dolomite, silica flour are mixed according to mass ratio 65:21.96:13.04, its acidity quotient MK=2.2, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 45:
Same for aerated bricks waste residue ground dolomite, silica flour are mixed according to mass ratio 70:29.8:0.2, its acidity quotient MK=1.6, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 46:
Same for aerated bricks waste residue ground dolomite, silica flour are mixed according to mass ratio 70:26.24:3.76, its acidity quotient MK=1.8, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 47:
Same for aerated bricks waste residue ground dolomite, silica flour are mixed according to mass ratio 70:23.05:6.95, its acidity quotient MK=2.0, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 48:
Same for aerated bricks waste residue ground dolomite, silica flour are mixed according to mass ratio 70:20.185:9.815, its acidity quotient MK=2.2, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting.Embodiment 25:
Embodiment 49:
Same for blast furnace granulated slag ground dolomite, silica flour are mixed according to mass ratio 40:18.4:41.6, its acidity quotient MK=1.6, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 50:
Same for blast furnace granulated slag ground dolomite, silica flour are mixed according to mass ratio 40:15.02:44.98, its acidity quotient MK=1.8, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 51:
Same for blast furnace granulated slag ground dolomite, silica flour are mixed according to mass ratio 40:12:48, its acidity quotient MK=2.0, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 52:
Same for blast furnace granulated slag ground dolomite, silica flour are mixed according to mass ratio 40:9.28:50.72, its acidity quotient MK=2.2, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting.
Embodiment 53:
Same for blast furnace granulated slag ground dolomite, silica flour are mixed according to mass ratio 45:14.08:40.92, its acidity quotient MK=1.6, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 54:
Same for blast furnace granulated slag ground dolomite, silica flour are mixed according to mass ratio 45:10.65:44.35, its acidity quotient MK=1.8, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 55:
Same for aerated bricks waste residue ground dolomite, silica flour are mixed according to mass ratio 45:7.58:47.42, its acidity quotient MK=2.0, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 56:
Same for blast furnace granulated slag ground dolomite, silica flour are mixed according to mass ratio 45:4.815:50.185, its acidity quotient MK=2.2, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 57:
Same for blast furnace granulated slag ground dolomite, silica flour are mixed according to mass ratio 50:9.76:40.24, its acidity quotient MK=1.6, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 58:
Same for blast furnace granulated slag ground dolomite, silica flour are mixed according to mass ratio 50:6.28:43.72, its acidity quotient MK=1.8, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 59:
Same for blast furnace granulated slag ground dolomite, silica flour are mixed according to mass ratio 50:3.16:46.84, its acidity quotient MK=2.0, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Embodiment 60:
Same for blast furnace granulated slag ground dolomite, silica flour are mixed according to mass ratio 50:0.35:49.65, its acidity quotient MK=2.2, add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting;
Each Example formulations ratio gathers as shown in the table:
Above-described embodiment can find out ferronickel waste residue, phosphorus ore slag waste residue, manganese-silicon waste residue, aerated bricks waste residue, the industrial residues such as blast furnace granulated slag are by adding ground dolomite, inorganic heat insulating fiber material produced by silica flour, not only can make ferronickel waste residue, the rate of utilization of phosphorus ore slag waste residue reaches 50% ~ 60%, the rate of utilization of manganese-silicon waste residue reaches 55% ~ 65%, the rate of utilization of aerated bricks waste residue reaches 60% ~ 70%, the rate of utilization of blast furnace granulated slag reaches 40% ~ 50%, by the ferronickel waste residue of script by contaminate environment while of its underground landfill, phosphorus ore slag waste residue, manganese-silicon waste residue, aerated bricks waste residue, the industrial residues such as blast furnace granulated slag utilize efficiently, thus greatly reduce production cost, can ensure that the acidity quotient MK of the inorganic heat insulating fiber material produced is 1.6 ~ 2.2 simultaneously, the acidity quotient MK produced with ordinary slag is less than compared with the slag wool of 1.2, structure is more stable, fire line is better, resistance to deterioration is stronger, soundproof effect is more effective.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (7)

1. utilize industrial residue to produce the production technique of inorganic heat insulating fiber material, it is characterized in that, comprise the following steps:
Step one: mixture ferronickel waste residue or the same ground dolomite of phosphorus ore slag waste residue, silica flour being mixed into acidity quotient MK=1.6 ~ 2.2, wherein ferronickel waste residue or phosphorus ore slag waste residue account for 50% ~ 60% of total mass,
Or same for manganese-silicon waste residue ground dolomite, silica flour are mixed into the mixture of acidity quotient MK=1.6 ~ 2.2, wherein manganese-silicon waste residue accounts for 55% ~ 65% of total mass,
Or same for aerated bricks waste residue ground dolomite, silica flour are mixed into the mixture of acidity quotient MK=1.6 ~ 2.2, wherein aerated bricks waste residue accounts for 60% ~ 70% of total mass,
Or same for blast furnace granulated slag ground dolomite, silica flour are mixed into the mixture of acidity quotient MK=1.6 ~ 2.2, wherein blast furnace granulated slag accounts for 40% ~ 50% of total mass;
Step 2: add tackiness agent in mixture and be delivered to the forming composition that forming machine is pressed into bulk, generation bulk cargo is transported forming machine back and is repeated compacting, forming composition deliver to deliver to after dewatering system sloughs excessive moisture smelting furnace mix with coke after by heated by natural gas, temperature remains on 1550 DEG C, continue 120min, thus form liquid flow animal and flow out, the carbon monoxide waste gas that wherein smelting furnace produces is delivered to the one-level heat exchange that the heat of combustion engine burning generation 450 ~ 600 DEG C is interchanger and is provided heat after whirlwind bag-type dust;
Step 3: liquid flow animal deliver to supercentrifuge high pressure blow pull into the upper hybrid resin glue of fine winding-up after negative pressure be collected into that to catch fine machine collection be thin cotton felt, the heat that liquid flow animal is passed in whizzer on Centrifugal rolling provides heat with the one-level heat exchange that water vapour mode is interchanger, catch fine machine catch fine process produce dust discharge after the dedusting of plate dirt and desulfurization process;
Step 4: thin cotton felt be sent to pendulum cloth cotton machine carry out heap superimposition put the thick cotton felt be paved into as multilayer, thick cotton felt is delivered to machine of crumpling and crumples, thick cotton felt through crumpling is delivered to the heating of baking sheet machine and is pressurizeed simultaneously, temperature remains on 180 ~ 260 DEG C, continue 70min aftershaping, net quantity of heat needed for baking sheet machine is changed by the secondary heat of interchanger and provides;
Step 5: shaping rear cooling 20min, last surface trimming, is packaged as product automatically.
2. the production technique utilizing industrial residue to produce inorganic heat insulating fiber material according to claim 1, is characterized in that: described step one is specially,
Ferronickel waste residue or the same ground dolomite of phosphorus ore slag waste residue, silica flour are mixed into the mixture of acidity quotient MK=1.8 ~ 2.0, wherein ferronickel waste residue or phosphorus ore slag waste residue account for 55% of total mass,
Or same for manganese-silicon waste residue ground dolomite, silica flour are mixed into the mixture of acidity quotient MK=1.8 ~ 2.0, wherein manganese-silicon waste residue accounts for 60% of total mass,
Or same for aerated bricks waste residue ground dolomite, silica flour are mixed into the mixture of acidity quotient MK=1.8 ~ 2.0, wherein aerated bricks waste residue accounts for 65% of total mass,
Or same for blast furnace granulated slag ground dolomite, silica flour are mixed into the mixture of acidity quotient MK=1.8 ~ 2.0, wherein blast furnace granulated slag accounts for 45% of total mass.
3. the production technique utilizing industrial residue to produce inorganic heat insulating fiber material according to claim 1 and 2, is characterized in that: in described step one,
Ferronickel waste residue chemical composition and each constituent mass content are SiO 228.85%, Al 2o 319.6%, MgO10.53%, CaO38.19%, all the other are impurity;
Manganese-silicon waste residue chemical composition and each constituent mass content are SiO 254%, Al 2o 322%, MgO6%, CaO15.8%, all the other are impurity;
Phosphorus ore slag waste residue chemical composition and each constituent mass content are SiO 238.19%, Al 2o 34.53%, MgO2.81%, CaO43.86%, all the other are impurity;
Aerated bricks waste residue chemical composition and each constituent mass content are SiO 257%, Al 2o 316%, MgO6.5%, CaO18%, all the other are impurity;
Blast furnace granulated slag chemical composition and each constituent mass content are SiO 220%, Al 2o 38%, MgO8%, CaO45%, all the other are impurity.
4. the production technique utilizing industrial residue to produce inorganic heat insulating fiber material according to claim 1, is characterized in that: in described step one, tackiness agent is specially water glass.
5. the production technique utilizing industrial residue to produce inorganic heat insulating fiber material according to claim 1, it is characterized in that: in described step 3, whizzer fibroblast linear velocity is stabilized in 125m/min.
6. the production technique utilizing industrial residue to produce inorganic heat insulating fiber material according to claim 1, it is characterized in that: in described step 3, hybrid resin glue is made up of according to mass percent 10%:5%:3%:3%:5% resin, hydrophober, dust laying oil, ammoniacal liquor, urea, and all the other are water.
7. the production technique utilizing industrial residue to produce inorganic heat insulating fiber material according to claim 1, is characterized in that: all carry the fine machine of recapture to recycle after catching the waste material pulverizing of fine machine and surface trimming generation.
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CN108177398A (en) * 2017-12-26 2018-06-19 靖宇县金政保温毡有限公司 A kind of environmental protection inorganic fiber thermal insulation felt and preparation method thereof
CN108547012A (en) * 2018-03-22 2018-09-18 河南宏泰新材料科技有限公司 The treatment process of the waste material containing arsenic, the method for preparing inorfil and the method for recycling arsenic
CN108751729A (en) * 2018-06-21 2018-11-06 袁利民 A method of producing inorfil cotton using granite waste residues
CN109111139A (en) * 2018-09-18 2019-01-01 关得飞 A method of superfine powder for building is produced using manganese-silicon smelting tailing
CN109160743A (en) * 2018-08-16 2019-01-08 长安大学 A kind of high-strength refractory rock wool and preparation method
CN110777480A (en) * 2019-10-23 2020-02-11 青岛青力环保设备有限公司 Silicomanganese slag rock/mineral wool product and preparation method thereof

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CN102515554A (en) * 2011-11-15 2012-06-27 丁向群 Inorganic fiber prepared by utilizing industrial tailings and preparation method thereof
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CN101786790A (en) * 2010-01-29 2010-07-28 贵州省建筑材料科学研究设计院 Rock wool produced by using phosphorous slag and preparation method thereof
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CN108177398A (en) * 2017-12-26 2018-06-19 靖宇县金政保温毡有限公司 A kind of environmental protection inorganic fiber thermal insulation felt and preparation method thereof
CN108547012A (en) * 2018-03-22 2018-09-18 河南宏泰新材料科技有限公司 The treatment process of the waste material containing arsenic, the method for preparing inorfil and the method for recycling arsenic
CN108751729A (en) * 2018-06-21 2018-11-06 袁利民 A method of producing inorfil cotton using granite waste residues
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CN110777480A (en) * 2019-10-23 2020-02-11 青岛青力环保设备有限公司 Silicomanganese slag rock/mineral wool product and preparation method thereof

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