CN102294555A - Fused flux prepared from silicon-manganese alloy slag - Google Patents
Fused flux prepared from silicon-manganese alloy slag Download PDFInfo
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- CN102294555A CN102294555A CN2011102339473A CN201110233947A CN102294555A CN 102294555 A CN102294555 A CN 102294555A CN 2011102339473 A CN2011102339473 A CN 2011102339473A CN 201110233947 A CN201110233947 A CN 201110233947A CN 102294555 A CN102294555 A CN 102294555A
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Abstract
The invention relates to a fused flux prepared from silicon-manganese alloy slag, which comprises the following components in percentage by weight: 45-60% of silicon-manganese alloy slag, 30-40% of manganese ore, 4-6% of fluorspar and 4-10% of silica sand. Comprehensive utilization of the silicon-manganese alloy slag is realized through the fused flux, the elementary composition of the silicon-manganese alloy slag is fully utilized, and the self prodigious heat of the silicon-manganese alloy slag is also fully utilized, so the production cost of the fused flux is greatly reduced. Industrial silicon-manganese alloy slag is eliminated, and resources and energy are saved. The fused flux has high economic, social and environmental benefits.
Description
One, technical field
The present invention relates to a kind of fysed flux that utilizes the preparation of silicomangan slag, especially a kind of fysed flux that uses the silicomangan slag to produce.
Two, background technology
When carrying out metal solder, need use solder flux in order to guarantee welding quality, therefore solder flux is a kind of important metallurgical raw material, in existing solder flux, do not contain the silicomangan slag, in the existing production of The ferroalloy industry silicomangan process, produced a large amount of silicomangan industrial solid waste residues, normally high temperature silicon manganese alloy slag is poured into and carried out the shrend cooling in the water, dig out with grab bucket then, efflux processing.
Three, summary of the invention
In order to overcome above-mentioned technical disadvantages, the objective of the invention is to utilize the elemental composition of silicomangan slag, be equipped with other certain mineral again, make and meet the fysed flux product that solder technology requires, realize the comprehensive utilization of silicomangan industrial residue, the energy, the cost of reduction production fysed flux significantly economize on resources.
For achieving the above object, the technical scheme that the present invention takes is: utilize the fysed flux of silicomangan slag preparation, by weight percentage, include silicomangan slag 45-60%, manganese ore 30-40%, fluorite 4-6%, silica sand 4-10%.
Extend manganese alloy smelting technology, the silicomangan slag that will be in high temperature melting state is poured in the electric furnace ladle of fysed flux, and the required raw mineral materials of admixture in proportion continues to send electrical heating then again, make the solder flux product, the admixture mineral are by weight proportion: hot liquid silicomangan slag 45-60%; Manganese ore 30-40%; Fluorite 4-6%; Silica sand 4-10%, owing to adopted the silicomangan slag as main raw material, add a small amount of manganese ore, fluorite and silica sand auxiliary material again, it is reacted under high temperature fused state, both make full use of the elemental composition of silicomangan slag, made full use of the heat that is comprised in the silicomangan slag again.Both saved scarce resources such as a large amount of manganese ores, fluorite, again can be energy-conservation more than 50%.
The present invention has designed, and preparation utilizes the method for the fysed flux of silicomangan slag preparation, the steps include:
A, manganese ore 30-40%, fluorite 4-6% and silica sand 4-10% in being 150-200 ℃ dryer, temperature are carried out 2-3 hour oven dry respectively, and standby;
B, hot liquid silicomangan slag is poured in the electric furnace of fysed flux, keeping temperature is 1400-1600 ℃, again by weight proportion, silicomangan slag 45-60%, manganese ore 30-40%, fluorite 4-6%, silica sand 4-10%, add manganese ore, fluorite and silica sand respectively, heated again 1-2 hour, and promptly made the high melt solder flux.
C, melted high temperature fluxes is poured into temperature smaller or equal in 20 ℃ the water, form graininess through Water Quenching.
The present invention has designed, and also comprises step, and granular solder flux through sieving and grading, is carried out 1-2 hour oven dry in temperature is 250-300 ℃ dryer, makes water content smaller or equal to 0.2%, and packing is contained bag then.
Four, the specific embodiment
Utilize the fysed flux of silicomangan slag preparation, among first embodiment, by weight percentage, include silicomangan slag 60%, manganese ore 30%, fluorite 6%, silica sand 4%.
The method step of its preparation is:
A, manganese ore 30%, fluorite 6% and silica sand 4% in being 200 ℃ dryer, temperature are carried out 3 hours oven dry respectively, and standby;
B, hot liquid silicomangan slag is poured in the electric furnace of fysed flux, keeping temperature is 1600 ℃, more by weight proportion, silicomangan slag 60%, manganese ore 30%, fluorite 6%, silica sand 4%, add manganese ore, fluorite and silica sand respectively, heated again 2 hours, promptly make the high melt solder flux.
C, melted high temperature fluxes is poured into temperature is in 20 ℃ the water, forms graininess through Water Quenching.
D, granular solder flux through sieving and grading, in temperature is 300 ℃ dryer, carry out 2 hours oven dry, making water content is 0.2%, packing is contained bag then.
By said ratio, the capacity of each ladle is by 3000 kilograms of calculating, and every batch corresponding proportioning is: 1800 kilograms of hot liquid silicomangan slags, 900 kilograms of manganese ores, 180 kilograms in fluorite, 120 kilograms of silica sands.The foregoing description economize on electricity 60%, cost is relatively low.But properties of product are relatively poor.
The raw mineral materials that adds that fysed flux adopts is silica sand, fluorite and manganese ore, before adding above-mentioned three kinds of mineral raw materials is carried out 150-200 ℃ oven dry, to remove the moisture in the raw material.Under the continuous processing state, insert electrode and continue heating, make institute add mineral and high temperature silicon manganese alloy slag generation hybrid reaction.To refine good solder flux then and pour in the water that temperature is lower than 20 ℃, and make solder flux form graininess, the solder flux after Water Quenching is dried, and bake out temperature is 250 ~ 300 ℃, produces the fysed flux product that meets quality standard through screening then.Oven dry back moisture (mass fraction) should not surpass 0.2%.The enforcement of above-mentioned process realizes becoming the resource of the refuse of ferroalloy smelting into fysed flux.For the fysed flux increase can reduce the cost of producing solder flux for the raw mineral materials resource of utilizing significantly, reach the effect of twice laid and the dual comprehensive utilization of Btu utilization simultaneously.
In the present embodiment, the silicomangan slag is meant the waste residue that produces when carrying out the silicomangan melting.
In the present embodiment, manganese ore is meant the ore of manganese content 35-50%.
In the present embodiment, fluorite is meant CaF
2
In the present embodiment, silica sand is meant (essential mineral composition SiO2 content is not less than 95% quartz sand).
Utilize the fysed flux of silicomangan slag preparation, among second embodiment, by weight percentage, include silicomangan slag 45%, manganese ore 40%, fluorite 5%, silica sand 10%.
The method step of its preparation is:
A, manganese ore 40%, fluorite 5% and silica sand 10% in being 150 ℃ dryer, temperature are carried out 2 hours oven dry respectively, and standby;
B, hot liquid silicomangan slag is poured in the electric furnace of fysed flux, keeping temperature is 1400 ℃, more by weight proportion, silicomangan slag 45%, manganese ore 40%, fluorite 5%, silica sand 10%, add manganese ore, fluorite and silica sand respectively, heated again 1 hour, promptly make the high melt solder flux.
C, melted high temperature fluxes is poured into temperature is in 10 ℃ the water, forms graininess through Water Quenching.
D, granular solder flux through sieving and grading, in temperature is 250 ℃ dryer, carry out 1 hour oven dry, making water content is 0.1%, packing is contained bag then.
By said ratio, 3000 kilograms of calculating of the capacity of each ladle, every batch corresponding proportioning is: 1350 kilograms of high temperature silicon manganese alloy slags, 1200 kilograms of manganese ores, 150 kilograms in fluorite, 300 kilograms of silica sands.The foregoing description economize on electricity 50%, cost is moderate, and it is optimum that the product price ratio reaches.Under the high temperature fused state of 1400 ℃-1600 ℃ of silicomangan slags, add to produce the needed above-mentioned raw materials component of solder flux, continue to realize energy-conservation more than 50% through the electric furnace melting of heating.
Utilize the fysed flux of silicomangan slag preparation, among the 3rd embodiment, by weight percentage, include silicomangan slag 55%, manganese ore 35%, fluorite 4%, silica sand 6%.
The method step of its preparation is:
A, manganese ore 35%, fluorite 4% and silica sand 6% in being 180 ℃ dryer, temperature are carried out 2.5 hours oven dry respectively, and standby;
B, hot liquid silicomangan slag is poured in the electric furnace of fysed flux, keeping temperature is 1500 ℃, more by weight proportion, silicomangan slag 55%, manganese ore 35%, fluorite 4%, silica sand 6%, add manganese ore, fluorite and silica sand respectively, heated again 1.5 hours, promptly make the high melt solder flux.
C, melted high temperature fluxes is poured into temperature in-5 ℃ the water, form graininess through Water Quenching.
D, granular solder flux through sieving and grading, in temperature is 280 ℃ dryer, carry out 1.5 hours oven dry, make water content smaller or equal to 0.15%, packing is contained bag then.
By said ratio, 3000 kilograms of calculating of the capacity of each ladle, every batch corresponding proportioning is: 1650 kilograms of hot liquid silicomangan slags, 1050 kilograms of manganese ores, 120 kilograms in fluorite, 180 kilograms of silica sands.The foregoing description economize on electricity 55%, cost is relatively low.
Utilize the fysed flux of silicomangan slag preparation, among the 4th embodiment, by weight percentage, include silicomangan slag 50%, manganese ore 38%, fluorite 6%, silica sand 6%.
The method step of its preparation is:
A, manganese ore 38%, fluorite 6% and silica sand 6% in being 180 ℃ dryer, temperature are carried out 2.1 hours oven dry respectively, and standby;
B, hot liquid silicomangan slag is poured in the electric furnace of fysed flux, keeping temperature is 1480 ℃, more by weight proportion, silicomangan slag 50%, manganese ore 38%, fluorite 6%, silica sand 6%, add manganese ore, fluorite and silica sand respectively, heated again 1.2 hours, promptly make the high melt solder flux.
C, melted high temperature fluxes is poured into temperature is in 0 ℃ the water, forms graininess through Water Quenching.
D, granular solder flux through sieving and grading, in temperature is 280 ℃ dryer, carry out 1.3 hours oven dry, making water content is 0.09%, packing is contained bag then.
By said ratio, 3000 kilograms of calculating of the capacity of each ladle, every batch corresponding proportioning is: 1500 kilograms of hot liquid silicomangan slags, 1140 kilograms of manganese ores, 180 kilograms in fluorite, 180 kilograms of silica sands.The foregoing description economize on electricity 50%, cost is moderate relatively, but properties of product are not best.
Operation principle of the present invention is: by the continuous production processes of silicomangan slag, realize the comprehensive utilization of silicon manganese slag ingredient and self heat, admixture raw mineral materials heating continuously once more according to a certain ratio, on the basis that produces silicomangan, with the silicomangan slag under the fusion condition of high temperature, mix and produce the needed component of solder flux, manganese ore after the adding, fluorite and silica sand and silicomangan slag react to each other under the high melt state, release heat, thereby saving energy, after furnace melting reaction evenly, carry out the shrend cooling, obtain the fysed flux product; Mineralogical composition utilization rate 100%, energy-conservation more than 50%.
Technique effect of the present invention is:, high temperature silicon manganese alloy slag is discharged in the special ladle, be in the needed raw material mineral of adding fysed flux under the high temperature fused state at the silicomangan slag.Under the continuous processing state, insert electrode and continue heating, make institute add mineral and high temperature silicon manganese alloy slag generation hybrid reaction; Produce the fysed flux product that meets quality standard through water-cooling granulating, oven dry, screening then.
The present invention has following characteristics:
1, owing to adopted the silicomangan slag as the primary raw material of producing fysed flux, by adding manganese ore, fluorite and silica sand auxiliary raw material, make between it and react at the high melt state, can be energy-conservation more than 50%, therefore realized energy resource has been saved in the comprehensive utilization of silicomangan industrial residue.
2, use the silicon manganese slag interpolation and add mineral accordingly, produce the fysed flux product that meets national standard.Better meet the needs of machine-building, architectural engineering welding procedure, realize energy-saving and emission-reduction simultaneously, reduce fysed flux production a large amount of electric energy that melt raw material consumed.
3, the present invention realizes becoming the resource of the refuse of ferroalloy smelting into fysed flux by new technology, new method that innovation silicomangan slag for comprehensive utilizes.Simultaneously can be for the raw mineral materials resource of utilizing for the fysed flux increase.
4, process of the present invention is the silicon manganese slag under the high temperature fused state of being in that will smelt that silicomangan produces; directly pour in the electric furnace ladle; and then various raw mineral materials are pressed formula rate add electric furnace; in electric furnace, continue to be heated to 1400 ℃～1600 ℃ fusings then; come out of the stove after the homogeneous reaction, pass through water-cooling granulating, dry, obtain by screening melting straight carbon steel solder flux product.
5, the present invention takes continuous production processes, by extending the production technology of silicomangan, adopt continuous production processes, on the basis that produces silicomangan, the silicomangan slag under the fusion condition of high temperature, is mixed and produces the needed component of solder flux, after furnace melting reaction evenly, carry out the shrend cooling, can obtain the fysed flux product.Realized comprehensive utilization, both made full use of the elemental composition of silicon manganese slag, made full use of the huge heat of silicomangan slag self again the silicomangan slag; Thereby reduced the production cost of fysed flux significantly, this process has very high economic benefit and social enviroment protection benefit, has opened up the new way that a kind of silicomangan slag for comprehensive utilizes by this process.
Claims (3)
1. a fysed flux that utilizes the preparation of silicomangan slag is characterized in that: by weight percentage, include silicomangan slag 45-60%, manganese ore 30-40%, fluorite 4-6%, silica sand 4-10%.
2. the fysed flux that utilizes the preparation of silicomangan slag according to claim 1; It is characterized in that: preparation utilizes the method for the fysed flux of silicomangan slag preparation, the steps include:
A, manganese ore 30-40%, fluorite 4-6% and silica sand 4-10% in being 150-200 ℃ dryer, temperature are carried out 2-3 hour oven dry respectively, and standby;
B, hot liquid silicomangan slag is poured in the electric furnace of fysed flux, keeping temperature is 1400-1600 ℃, again by weight proportion, silicomangan slag 45-60%, manganese ore 30-40%, fluorite 4-6%, silica sand 4-10%, add manganese ore, fluorite and silica sand respectively, heated again 1-2 hour, and promptly made the high melt solder flux;
C, melted high temperature fluxes is poured into temperature smaller or equal in 20 ℃ the water, form graininess through Water Quenching.
3. the fysed flux that utilizes the preparation of silicomangan slag according to claim 2; It is characterized in that: preparation utilizes the method for the fysed flux of silicomangan slag preparation, also comprise step, granular solder flux through sieving and grading, is carried out 1-2 hour oven dry in temperature is 250-300 ℃ dryer, make water content smaller or equal to 0.2%, packing is contained bag then.
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| CN2011102339473A CN102294555A (en) | 2011-08-16 | 2011-08-16 | Fused flux prepared from silicon-manganese alloy slag |
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| CN2011102339473A CN102294555A (en) | 2011-08-16 | 2011-08-16 | Fused flux prepared from silicon-manganese alloy slag |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105154695A (en) * | 2015-10-16 | 2015-12-16 | 湖南科技学院 | Method for producing smelting flux by using manganese-containing melt |
| CN108465982A (en) * | 2018-06-30 | 2018-08-31 | 东北大学 | A kind of high alkalinity silicomanganese type fysed flux peculiar to vessel and preparation method thereof |
| CN108465980A (en) * | 2018-06-30 | 2018-08-31 | 东北大学 | A kind of high silicon fysed flux of fluorine alkaline type peculiar to vessel and preparation method thereof |
| CN108526762A (en) * | 2018-06-30 | 2018-09-14 | 东北大学 | A kind of fluorine alkali silicomanganese type fysed flux peculiar to vessel and preparation method thereof |
| CN108526764A (en) * | 2018-06-30 | 2018-09-14 | 东北大学 | Low fluorine-type fysed flux of a kind of high-silicon high-manganese peculiar to vessel and preparation method thereof |
| CN108526761A (en) * | 2018-06-30 | 2018-09-14 | 东北大学 | A kind of fluorine alkali silico-calcium type fysed flux peculiar to vessel and preparation method thereof |
| CN108526763A (en) * | 2018-06-30 | 2018-09-14 | 东北大学 | A kind of high alkalinity fluorine alkaline type fysed flux peculiar to vessel and preparation method thereof |
| CN108723639A (en) * | 2018-06-30 | 2018-11-02 | 东北大学 | One kind high high fluorine-type fysed flux of titanium peculiar to vessel and preparation method thereof |
| CN108747086A (en) * | 2018-06-30 | 2018-11-06 | 东北大学 | A kind of high fluorine-type fysed flux of superelevation titanium peculiar to vessel and preparation method thereof |
| CN108747088A (en) * | 2018-06-30 | 2018-11-06 | 东北大学 | A kind of high alkalinity high-silicon type fysed flux peculiar to vessel and preparation method thereof |
| CN108747087A (en) * | 2018-06-30 | 2018-11-06 | 东北大学 | One kind middle high fluorine-type fysed flux of titanium peculiar to vessel and preparation method thereof |
| CN108788527A (en) * | 2018-06-30 | 2018-11-13 | 东北大学 | A kind of Super-high Manganese high-silicon type fysed flux peculiar to vessel and preparation method thereof |
| CN108788530A (en) * | 2018-06-30 | 2018-11-13 | 东北大学 | Fluorine-type fysed flux and preparation method thereof in a kind of high-silicon high-manganese peculiar to vessel |
| CN108817732A (en) * | 2018-06-30 | 2018-11-16 | 东北大学 | A kind of high fluorine-type fysed flux of low titanium peculiar to vessel and preparation method thereof |
| CN112573939A (en) * | 2020-12-23 | 2021-03-30 | 河南永泽环境科技有限公司 | Porous composite matrix for constructed wetland and preparation method thereof |
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| JPS55136594A (en) * | 1979-04-13 | 1980-10-24 | Sumitomo Metal Ind Ltd | Production of flux for welding |
| JPS63264297A (en) * | 1987-04-22 | 1988-11-01 | Nippon Steel Corp | Flux for non-fused submerged arc welding |
| CN1044913A (en) * | 1988-12-17 | 1990-08-29 | 杨扬 | Production of electric welding flux with slag from iron-and steel-smelting furnaces |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105154695A (en) * | 2015-10-16 | 2015-12-16 | 湖南科技学院 | Method for producing smelting flux by using manganese-containing melt |
| CN105154695B (en) * | 2015-10-16 | 2017-07-14 | 湖南科技学院 | A kind of method that fysed flux is produced using liquation containing manganese |
| CN108465982A (en) * | 2018-06-30 | 2018-08-31 | 东北大学 | A kind of high alkalinity silicomanganese type fysed flux peculiar to vessel and preparation method thereof |
| CN108465980A (en) * | 2018-06-30 | 2018-08-31 | 东北大学 | A kind of high silicon fysed flux of fluorine alkaline type peculiar to vessel and preparation method thereof |
| CN108526762A (en) * | 2018-06-30 | 2018-09-14 | 东北大学 | A kind of fluorine alkali silicomanganese type fysed flux peculiar to vessel and preparation method thereof |
| CN108526764A (en) * | 2018-06-30 | 2018-09-14 | 东北大学 | Low fluorine-type fysed flux of a kind of high-silicon high-manganese peculiar to vessel and preparation method thereof |
| CN108526761A (en) * | 2018-06-30 | 2018-09-14 | 东北大学 | A kind of fluorine alkali silico-calcium type fysed flux peculiar to vessel and preparation method thereof |
| CN108526763A (en) * | 2018-06-30 | 2018-09-14 | 东北大学 | A kind of high alkalinity fluorine alkaline type fysed flux peculiar to vessel and preparation method thereof |
| CN108723639A (en) * | 2018-06-30 | 2018-11-02 | 东北大学 | One kind high high fluorine-type fysed flux of titanium peculiar to vessel and preparation method thereof |
| CN108747086A (en) * | 2018-06-30 | 2018-11-06 | 东北大学 | A kind of high fluorine-type fysed flux of superelevation titanium peculiar to vessel and preparation method thereof |
| CN108747088A (en) * | 2018-06-30 | 2018-11-06 | 东北大学 | A kind of high alkalinity high-silicon type fysed flux peculiar to vessel and preparation method thereof |
| CN108747087A (en) * | 2018-06-30 | 2018-11-06 | 东北大学 | One kind middle high fluorine-type fysed flux of titanium peculiar to vessel and preparation method thereof |
| CN108788527A (en) * | 2018-06-30 | 2018-11-13 | 东北大学 | A kind of Super-high Manganese high-silicon type fysed flux peculiar to vessel and preparation method thereof |
| CN108788530A (en) * | 2018-06-30 | 2018-11-13 | 东北大学 | Fluorine-type fysed flux and preparation method thereof in a kind of high-silicon high-manganese peculiar to vessel |
| CN108817732A (en) * | 2018-06-30 | 2018-11-16 | 东北大学 | A kind of high fluorine-type fysed flux of low titanium peculiar to vessel and preparation method thereof |
| CN112573939A (en) * | 2020-12-23 | 2021-03-30 | 河南永泽环境科技有限公司 | Porous composite matrix for constructed wetland and preparation method thereof |
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Application publication date: 20111228 |