CN102992846A - Ultra-high concentration sulfur-based compound fertilizer with total nutrient of 65 percent and production method of compound fertilizer - Google Patents
Ultra-high concentration sulfur-based compound fertilizer with total nutrient of 65 percent and production method of compound fertilizer Download PDFInfo
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- CN102992846A CN102992846A CN 201210502157 CN201210502157A CN102992846A CN 102992846 A CN102992846 A CN 102992846A CN 201210502157 CN201210502157 CN 201210502157 CN 201210502157 A CN201210502157 A CN 201210502157A CN 102992846 A CN102992846 A CN 102992846A
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Abstract
The invention discloses an ultra-high concentration sulfur-based compound fertilizer with total nutrient of 65 percent and a production method of the compound fertilizer, and relates to the technical field of compound fertilizer production. In the compound fertilizer, the ratio of N to P to K is 15:30:20. According to the production method, urea, phosphoric acid, potassium dihydrogen phosphate, potassium sulfate the nutrient contents of which are specified are proportionally mixed and fed into a granulator, sulfuric acid and liquid ammonia are proportionally fed into the granulator, granules are produced by using the reaction heat and steam added into the granulator, and the granules are carried out in the procedures of drying, screening, cooling, packaging and the like to be prepared into compound fertilizer particles. The compound fertilizer produced according to the method has high nutrient contents and good fertilizer effect, is conveniently absorbed and utilized by crops and widely applied to various commercial crops, has the advantages that yield and income are increased, quality is improved and optimized, lodging is resisted, diseases are resisted, premature senility is prevented and the like, and is a high-quality high-efficient compound fertilizer.
Description
Technical field
The chemical fertilizer field that the present invention relates to fill a prescription is specially a kind of total nutrient and reaches 65% ultrahigh concentration S-based compound fertilizer and production method thereof.
Background technology
In the formula fertilizer process for preparation, have more existing deliquescence phenomenon at present.Be main mainly with rational application of fertilizers in the production application of reality, because its proportioning is inaccurate, its positively effect is difficult to manifest.Using the formula fertilizer that is mixed with direct use, is the important measures that solve rational application of fertilizers.In addition, in the formula fertilizer that uses now, as stopping composition, white earthenware soil does not wherein possess any practical value with white earthenware soil.
Summary of the invention
Technical problem solved by the invention is to provide a kind of total nutrient to reach 65% ultrahigh concentration S-based compound fertilizer and production method thereof, to solve the problem in the above-mentioned background technology.
Technical problem solved by the invention realizes by the following technical solutions: a kind of total nutrient reaches 65% ultrahigh concentration S-based compound fertilizer and production method thereof, and feed composition is as follows, is weight part:
Urea: 200-250 part
Vitriolate of tartar: 170-200 part
Monoammonium phosphate: 210-250 part
Potassium primary phosphate: 300-340 part
Liquefied ammonia: 15-30 part
Sulfuric acid: 24-40 part
Above-mentioned raw materials is the commercially available prod, wherein:
Nitrogen content is 46% in the described urea, is mass percent, and specification is 46-0-0;
Potassium oxide content is 50% in the described vitriolate of tartar, is mass percent, and specification is 0-0-51;
Described phosphoric acid one is 12% by middle nitrogen content, and phosphorus pentoxide content is 61%, is mass percent, and specification is 12-61-0;
Potassium oxide content is 34% in the described potassium primary phosphate, and phosphorus pentoxide content is 52%, is mass percent, and specification is 0-52-34;
NH in the described liquefied ammonia
3Content is 99.5%, is mass percent;
H in the described sulfuric acid
2SO
4Content is 98%, is mass percent.
Described a kind of total nutrient reaches 65% ultrahigh concentration S-based compound fertilizer and production method thereof, and most preferably feed composition is as follows, is weight part:
Urea: 222 parts
Vitriolate of tartar: 190 parts
Monoammonium phosphate: 232 parts
Potassium primary phosphate: 310 parts
Liquefied ammonia: 20 parts
Sulfuric acid: 26 parts
Described a kind of total nutrient reaches 65% ultrahigh concentration S-based compound fertilizer and production method thereof, comprises following processing step:
(1) after being measured respectively rear mixing, urea, vitriolate of tartar, monoammonium phosphate, potassium primary phosphate proportioning according to the rules sends into tablets press.
(2) sulfuric acid and liquefied ammonia are sent into tablets press by certain proportioning, the steam that utilizes its reaction heat and pass into tablets press carries out granulation, and the control prilling temperature is at the 65-80 degree.
(3) material is in tablets press after the granulation; enter the drying machine drying; control feed end temperature is at 160 degree, and making qualified nitrogen phosphoris and potassium fertilizer ratio through operations such as screening, cooling, parcels afterwards is that the total nutrient of 15:30:20 reaches 65% ultrahigh concentration S-based compound fertilizer particle.
Beneficial effect: the composite fertilizer of manufacturing of the present invention has the nutrient content height, fertilizer efficiency is good, be convenient to the Crop utilization, be widely used in all types of cash crop, it has increasing both production and income, numerous good effects such as quality, resistant to lodging, disease-resistant, control early ageing are optimized in improvement, are a kind of high-quality and efficient composite fertilizers.
Embodiment
In order to make technique means of the present invention, creation characteristic, workflow, using method reach purpose and effect is easy to understand, below further set forth the present invention.
A kind of total nutrient reaches 65% ultrahigh concentration S-based compound fertilizer and production method thereof, and feed composition is as follows, is weight part:
Urea: 200-250 part
Vitriolate of tartar: 170-200 part
Monoammonium phosphate: 210-250 part
Potassium primary phosphate: 300-340 part
Liquefied ammonia: 15-30 part
Sulfuric acid: 24-40 part
Above-mentioned raw materials is the commercially available prod, wherein:
Nitrogen content is 46% in the described urea, is mass percent, and specification is 46-0-0;
Potassium oxide content is 50% in the described vitriolate of tartar, is mass percent, and specification is 0-0-51;
Described phosphoric acid one is 12% by middle nitrogen content, and phosphorus pentoxide content is 61%, is mass percent, and specification is 12-61-0;
Potassium oxide content is 34% in the described potassium primary phosphate, and phosphorus pentoxide content is 52%, is mass percent, and specification is 0-52-34;
NH in the described liquefied ammonia
3Content is 99.5%, is mass percent;
H in the described sulfuric acid
2SO
4Content is 98%, is mass percent.
Described a kind of total nutrient reaches 65% ultrahigh concentration S-based compound fertilizer and production method thereof, comprises following processing step: close after measure urea, vitriolate of tartar, monoammonium phosphate, potassium primary phosphate proportioning according to the rules respectively (1) and send into tablets press after mixed;
(2) sulfuric acid and liquefied ammonia are sent into tablets press by certain proportioning, the steam that utilizes its reaction heat and pass into tablets press carries out granulation, and the control prilling temperature is at the 65-80 degree;
(3) material is in tablets press after the granulation; enter the drying machine drying; control feed end temperature is at 160 degree, and making qualified nitrogen phosphoris and potassium fertilizer ratio through operations such as screening, cooling, parcels afterwards is that the total nutrient of 15:30:20 reaches 65% ultrahigh concentration S-based compound fertilizer particle.
Embodiment 1:
(1) 222 parts of urea, 190 parts of vitriolate of tartar, 232 parts of monoammonium phosphates, 310 parts of potassium primary phosphates are sent into tablets press after mixing.
(2) 26 parts of sulfuric acid and 20 parts of liquefied ammonia are sent into tablets press, the steam that utilizes its reaction heat and pass into tablets press carries out granulation, and the control prilling temperature is at the 65-80 degree.
(3) material is in tablets press after the granulation; enter the drying machine drying; control feed end temperature is at 160 degree, and making qualified nitrogen phosphoris and potassium fertilizer ratio through operations such as screening, cooling, parcels afterwards is that the total nutrient of 15:30:20 reaches 65% ultrahigh concentration S-based compound fertilizer particle.
More than show and described ultimate principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that describes in above-described embodiment and the specification sheets just illustrates principle of the present invention; 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 all fall in the claimed scope of the invention.Claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (3)
1. a total nutrient reaches 65% ultrahigh concentration S-based compound fertilizer and production method thereof, and it is characterized in that: its feed composition is as follows, is weight part:
Urea: 200-250 part
Vitriolate of tartar: 170-200 part
Monoammonium phosphate: 210-250 part
Potassium primary phosphate: 300-340 part
Liquefied ammonia: 15-30 part
Sulfuric acid: 24-40 part
Above-mentioned raw materials is the commercially available prod, wherein:
Nitrogen content is 46% in the described urea, is mass percent, and specification is 46-0-0;
Potassium oxide content is 50% in the described vitriolate of tartar, is mass percent, and specification is 0-0-51;
Described phosphoric acid one is 12% by middle nitrogen content, and phosphorus pentoxide content is 61%, is mass percent, and specification is 12-61-0;
Potassium oxide content is 34% in the described potassium primary phosphate, and phosphorus pentoxide content is 52%, is mass percent, and specification is 0-52-34;
NH in the described liquefied ammonia
3Content is 99.5%, is mass percent;
H in the described sulfuric acid
2SO
4Content is 98%, is mass percent.
2. a kind of total nutrient according to claim 1 reaches 65% ultrahigh concentration S-based compound fertilizer and production method thereof, it is characterized in that: described a kind of total nutrient reaches 65% ultrahigh concentration S-based compound fertilizer, and most preferably feed composition is as follows, is weight part:
Urea: 222 parts
Vitriolate of tartar: 190 parts
Monoammonium phosphate: 232 parts
Potassium primary phosphate: 310 parts
Liquefied ammonia: 20 parts
Sulfuric acid: 26 parts.
3. a kind of total nutrient according to claim 1 reaches 65% ultrahigh concentration S-based compound fertilizer and production method thereof, it is characterized in that: its manufacture craft comprises following processing step:
(1) after closing after the mixed respectively metering of urea, vitriolate of tartar, monoammonium phosphate, potassium primary phosphate proportioning according to the rules, sends into tablets press;
(2) sulfuric acid and liquefied ammonia are sent into tablets press by certain proportioning, the steam that utilizes its reaction heat and pass into tablets press carries out granulation, and the control prilling temperature is at the 65-80 degree;
(3) material is in tablets press after the granulation; enter the drying machine drying; control feed end temperature is at 160 degree, and making qualified nitrogen phosphoris and potassium fertilizer ratio through operations such as screening, cooling, parcels afterwards is that the total nutrient of 15:30:20 reaches 65% ultrahigh concentration S-based compound fertilizer particle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210502157 CN102992846A (en) | 2012-11-30 | 2012-11-30 | Ultra-high concentration sulfur-based compound fertilizer with total nutrient of 65 percent and production method of compound fertilizer |
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| CN 201210502157 CN102992846A (en) | 2012-11-30 | 2012-11-30 | Ultra-high concentration sulfur-based compound fertilizer with total nutrient of 65 percent and production method of compound fertilizer |
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| CN102992846A true CN102992846A (en) | 2013-03-27 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109134105A (en) * | 2018-11-08 | 2019-01-04 | 白银丰宝农化科技有限公司 | A kind of attapulgite modified compound fertilizer |
| CN112430148A (en) * | 2020-11-06 | 2021-03-02 | 湖北三宁化工股份有限公司 | Production method of sulfur-based compound fertilizer without potassium chloride low-temperature conversion process |
| CN114230417A (en) * | 2021-12-20 | 2022-03-25 | 安徽辉隆集团五禾生态肥业有限公司 | High-sulfur-based compound fertilizer, processing technology and processing equipment thereof |
-
2012
- 2012-11-30 CN CN 201210502157 patent/CN102992846A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109134105A (en) * | 2018-11-08 | 2019-01-04 | 白银丰宝农化科技有限公司 | A kind of attapulgite modified compound fertilizer |
| CN112430148A (en) * | 2020-11-06 | 2021-03-02 | 湖北三宁化工股份有限公司 | Production method of sulfur-based compound fertilizer without potassium chloride low-temperature conversion process |
| CN114230417A (en) * | 2021-12-20 | 2022-03-25 | 安徽辉隆集团五禾生态肥业有限公司 | High-sulfur-based compound fertilizer, processing technology and processing equipment thereof |
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Application publication date: 20130327 |