CN104451031B - A kind of preparation technology of Fluorite pellet - Google Patents
A kind of preparation technology of Fluorite pellet Download PDFInfo
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- CN104451031B CN104451031B CN201410576991.8A CN201410576991A CN104451031B CN 104451031 B CN104451031 B CN 104451031B CN 201410576991 A CN201410576991 A CN 201410576991A CN 104451031 B CN104451031 B CN 104451031B
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- fluorite
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Abstract
Disclosed by the invention is the preparation technology of a kind of Fluorite pellet.Technique includes following step: (1) spiral feeding: after fluorite powder and fluorite breeze being proportionally sufficiently mixed uniformly, be placed in screw feeding machine, spiral feeding；(2) dry: fluorite powder and fluorite breeze are placed in dehydrator, dry；(3) cyclone dust removal: all contact fluorite powder and the instrument of fluorite breeze or container all use cyclone dust extractor to carry out dust removal operation；(4) finimeter measuring tank: fluorite powder and fluorite breeze after drying are joined in agitator tank by finimeter measuring tank；(5) stirring: open agitator tank, sequentially add bentonite, epoxy resin and sodium tripolyphosphate, stir 60 80min；(6) feeding material extrusion: the mixture after stirring is placed in material-extruding machine extruding balling-up, obtains Fluorite pellet crude product；(7) secondary drying: the Fluorite pellet crude product obtained is carried out secondary drying, obtains final Fluorite pellet finished product.
Description
Technical field:
The present invention relates to the cosolvent in a kind of metal metallurgy smelting, particularly relate to the preparation technology of a kind of Fluorite pellet.
Background technology:
Fluorite has and reduces the fusing point of infusibility material during the metal smelt such as special steel, rustless steel, ferroalloy, non-ferrous metal, promote slag flowing, make the characteristic that slag and metal separate very well, produce at smelting iron and steel, ferroalloy, change in iron process and nonferrous metallurgical process as flux, it is widely used in desulfurization, dephosphorization, strengthens malleability and the tensile strength etc. of metal.Smelting fluorite Ore typically requires that grade is CaF2The lump ore of content >=more than 70wt%, but by resource limit, in be becoming tight high-grade fluorite lump ore day, and cost is unprecedented soaring, and the fluorite raw ore blocks of oxide such as low-grade, high FeO, MnO, powder are a lot, the low-grade high impurity particularly produced through ore dressing with nonferrous metals ore symbiosis is rich in CaF2Pile up like a mountain for mine tailing, hopeless, waste resource and pollution environment, how to dispose these garbages, proposes a kind of effective method of resource and become the problem that society extremely pays close attention to.
In order to effectively solve this problem, a kind of rational technique must be found so that prepared Fluorite pellet has compared with high-grade, higher-strength, to can be used for ordinary steel, special steel, rustless steel, blast furnace, non-ferrous metal metallurgy the most urgently to be resolved hurrily.
Summary of the invention:
The present invention seeks to, be used for making up the deficiencies in the prior art, and the preparation technology of a kind of Fluorite pellet is provided.
To achieve these goals, technical scheme is as follows:
A kind of preparation technology of Fluorite pellet, including following step:
(1) spiral feeding: after fluorite powder and fluorite breeze being proportionally sufficiently mixed uniformly, being placed in screw feeding machine, spiral feeding, wherein, the granularity of fluorite powder and fluorite breeze is 300 mesh；
(2) dry: fluorite powder and fluorite breeze are placed in dehydrator, under the conditions of temperature is 80-100 DEG C, dries 50-70min；
(3) cyclone dust removal: all contact fluorite powder and the instrument of fluorite breeze or container all use cyclone dust extractor to carry out dust removal operation；
(4) finimeter measuring tank: fluorite powder and fluorite breeze after dedusting are joined in agitator tank by finimeter measuring tank；
(5) stirring: open agitator tank, sequentially adds bentonite, epoxy resin and sodium tripolyphosphate, stirs 60-80min；
(6) feeding material extrusion: the mixture after stirring is placed in material-extruding machine extruding balling-up, obtains Fluorite pellet crude product；
(7) secondary drying: the Fluorite pellet crude product obtained carries out secondary drying, dries temperature and is 80-100 DEG C, and drying time is 50-70min, obtains final Fluorite pellet finished product.
The preparation technology of described a kind of Fluorite pellet, the weight ratio of described fluorite powder and fluorite breeze is 6:1.
The preparation technology of described a kind of Fluorite pellet, in terms of 100 parts of fluorite powder, the bentonite of addition, epoxy resin and sodium tripolyphosphate are respectively 4-7 part, 12-21 part and 1-3 part.
The preparation technology of described a kind of Fluorite pellet, the weight ratio of described bentonite and epoxy resin is 1:3.
Beneficial effects of the present invention is as follows:
Preparation technology of the present invention is simple, pass through cyclone dust removal, good dedusting effect, the accumulation of dust during repetitive operation is avoided to cause the inefficacy of machine, extend the service life of machine, fully regulate fluorite powder and the addition of fluorite breeze by finimeter measuring tank, strictly control, thus play the effect saving the energy；The bentonite, epoxy resin and the sodium tripolyphosphate that add have good bonding and peptizaiton, bonding full and uniform to fluorite powder and fluorite breeze are got up；
The Fluorite pellet that the present invention prepares is of high grade, steady quality, has and reasonably reacts specific surface area, and hardness is high, can be applicable to the smelting of non-ferrous metal.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect, below in conjunction with specific embodiment, the present invention is expanded on further.
Embodiment 1:
In the present embodiment, the preparation technology of a kind of Fluorite pellet, including following step:
(1) spiral feeding: after fluorite powder and fluorite breeze being proportionally sufficiently mixed uniformly, being placed in screw feeding machine, spiral feeding, wherein, the granularity of fluorite powder and fluorite breeze is 300 mesh；
(2) dry: fluorite powder and fluorite breeze are placed in dehydrator, under the conditions of temperature is 80 DEG C, dries 70min；
(3) cyclone dust removal: all contact fluorite powder and the instrument of fluorite breeze or container all use cyclone dust extractor to carry out dust removal operation；
(4) finimeter measuring tank: fluorite powder and fluorite breeze after drying are joined in agitator tank by finimeter measuring tank；
(5) stirring: open agitator tank, sequentially adds bentonite, epoxy resin and sodium tripolyphosphate, stirs 80min；
(6) feeding material extrusion: the mixture after stirring is placed in material-extruding machine extruding balling-up, obtains Fluorite pellet crude product；
(7) secondary drying: the Fluorite pellet crude product obtained carries out secondary drying, drying temperature is 80 DEG C, and drying time is 50min, obtains final Fluorite pellet finished product.
Wherein, the weight ratio of described fluorite powder and fluorite breeze is 6:1；In terms of 100 parts of fluorite powder, the bentonite of addition, epoxy resin and sodium tripolyphosphate are respectively 4 parts, 12 parts and 3 parts.
Embodiment 2:
In this enforcement, the preparation technology of a kind of Fluorite pellet, including following step:
(1) spiral feeding: after fluorite powder and fluorite breeze being proportionally sufficiently mixed uniformly, being placed in screw feeding machine, spiral feeding, wherein, the granularity of fluorite powder and fluorite breeze is 300 mesh；
(2) dry: fluorite powder and fluorite breeze are placed in dehydrator, under the conditions of temperature is 100 DEG C, dries 50min；
(3) cyclone dust removal: all contact fluorite powder and the instrument of fluorite breeze or container all use cyclone dust extractor to carry out dust removal operation；
(4) finimeter measuring tank: fluorite powder and fluorite breeze after drying are joined in agitator tank by finimeter measuring tank；
(5) stirring: open agitator tank, sequentially adds bentonite, epoxy resin and sodium tripolyphosphate, stirs 60min；
(6) feeding material extrusion: the mixture after stirring is placed in material-extruding machine extruding balling-up, obtains Fluorite pellet crude product；
(7) secondary drying: the Fluorite pellet crude product obtained carries out secondary drying, drying temperature is 100 DEG C, and drying time is 70min, obtains final Fluorite pellet finished product.
Wherein, the weight ratio of described fluorite powder and fluorite breeze is 6:1；In terms of 100 parts of fluorite powder, the bentonite of addition, epoxy resin and sodium tripolyphosphate are respectively 7 parts, 21 parts and 3 parts.
Embodiment 3
A kind of preparation technology of Fluorite pellet, including following step:
(1) spiral feeding: after fluorite powder and fluorite breeze being proportionally sufficiently mixed uniformly, being placed in screw feeding machine, spiral feeding, wherein, the granularity of fluorite powder and fluorite breeze is 300 mesh；
(2) dry: fluorite powder and fluorite breeze are placed in dehydrator, under the conditions of temperature is 100 DEG C, dries 60min；
(3) cyclone dust removal: all contact fluorite powder and the instrument of fluorite breeze or container all use cyclone dust extractor to carry out dust removal operation；
(4) finimeter measuring tank: fluorite powder and fluorite breeze after drying are joined in agitator tank by finimeter measuring tank；
(5) stirring: open agitator tank, sequentially adds bentonite, epoxy resin and sodium tripolyphosphate, stirs 80min；
(6) feeding material extrusion: the mixture after stirring is placed in material-extruding machine extruding balling-up, obtains Fluorite pellet crude product；
(7) secondary drying: the Fluorite pellet crude product obtained carries out secondary drying, drying temperature is 100 DEG C, and drying time is 60min, obtains final Fluorite pellet finished product.
Wherein, the weight ratio of described fluorite powder and fluorite breeze is 6:1；In terms of 100 parts of fluorite powder, the bentonite of addition, epoxy resin and sodium tripolyphosphate are respectively 6 parts, 18 parts and 2 parts.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.Skilled person will appreciate that of the industry; the present invention is not restricted to the described embodiments; the principle that the present invention is simply described described in above-described embodiment and description; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements both fall within scope of the claimed invention.Claimed scope is defined by appending claims and equivalent thereof.
Claims (1)
1. the preparation technology of a Fluorite pellet, it is characterised in that include following step:
(1) spiral feeding: fluorite powder and fluorite breeze are proportionally sufficiently mixed all
After even, it is placed in screw feeding machine, spiral feeding, wherein, fluorite powder and fluorite ore
The granularity of powder is 300 mesh；
(2) dry: fluorite powder and fluorite breeze are placed in dehydrator, in temperature are
50-70min is dried under the conditions of 80-100 DEG C；
(3) cyclone dust removal: all contact fluorite powder and the instrument of fluorite breeze or container
Cyclone dust extractor is all used to carry out dust removal operation；
(4) finimeter measuring tank: fluorite powder and fluorite breeze after drying pass through finimeter
Measuring tank joins in agitator tank；
(5) stirring: open agitator tank, sequentially add bentonite, epoxy resin and trimerization
Sodium phosphate, stirs 60-80min；
(6) feeding material extrusion: the mixture after stirring is placed in material-extruding machine extruding balling-up,
To Fluorite pellet crude product；
(7) secondary drying: the Fluorite pellet crude product obtained carries out secondary drying, dries temperature
For 80-100 DEG C, drying time is 50-70min, obtains final Fluorite pellet finished product；
The weight ratio of described fluorite powder and fluorite breeze is 6:1；
In terms of 100 parts of fluorite powder, the bentonite of addition, epoxy resin and sodium tripolyphosphate
It is respectively 4-7 part, 12-21 part and 1-3 part；
The weight ratio of described bentonite and epoxy resin is 1:3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410576991.8A CN104451031B (en) | 2014-10-24 | 2014-10-24 | A kind of preparation technology of Fluorite pellet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410576991.8A CN104451031B (en) | 2014-10-24 | 2014-10-24 | A kind of preparation technology of Fluorite pellet |
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| Publication Number | Publication Date |
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| CN104451031A CN104451031A (en) | 2015-03-25 |
| CN104451031B true CN104451031B (en) | 2016-09-14 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105463189A (en) * | 2015-12-30 | 2016-04-06 | 广德林峰科技有限公司 | Production process of fluorite balls |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102634718B (en) * | 2012-04-28 | 2013-10-30 | 广州德曼冶金材料有限公司 | Preparation process for organically-combined fluorite ball |
| CN102703686B (en) * | 2012-05-02 | 2013-12-18 | 佛冈德宇萤石球有限公司 | Production process of inorganically combined fluorite balls |
| CN102776325A (en) * | 2012-08-16 | 2012-11-14 | 大余县萤通工贸有限公司 | Fluorite pellet and method for producing same |
| CN103060525B (en) * | 2012-12-26 | 2015-02-25 | 佛冈德宇萤石球有限公司 | Process for high pressure compaction of fluorite ball with sodium silicate as binder |
| CN103667692B (en) * | 2014-01-02 | 2016-01-27 | 嘉峪关市园通新型保温材料有限责任公司 | A kind of combined Fluorspar Powder pelletizing binder and application thereof |
| CN103789511A (en) * | 2014-01-22 | 2014-05-14 | 红安县生伦冶金矿产科技实业有限公司 | Fluorite spheres and preparation method thereof |
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Effective date of registration: 20201022 Address after: No.8-1, Lanjia Hutong, Xixian street, Hongwei District, Liaoyang City, Liaoning Province Patentee after: Liaoning Boshi Venture Service Center Management Co., Ltd Address before: 242200 west end of Guangde economic and Technological Development Zone, Xuancheng, Anhui Patentee before: RUILONG NEW MATERIAL Co.,Ltd. |
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