CN101323544A - High silicon compound fertilizer and method for preparing the same - Google Patents
High silicon compound fertilizer and method for preparing the same Download PDFInfo
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- CN101323544A CN101323544A CNA2007101108121A CN200710110812A CN101323544A CN 101323544 A CN101323544 A CN 101323544A CN A2007101108121 A CNA2007101108121 A CN A2007101108121A CN 200710110812 A CN200710110812 A CN 200710110812A CN 101323544 A CN101323544 A CN 101323544A
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Abstract
The invention relates to a high silicon compound fertilizer and a preparation method thereof, comprising silica gel, calcium magnesium phosphate fertilizer, potassium muriate, double superphosphate, granulation accelerator and bentonite which are ground respectively and carry out even mixing, granulation and drying in sequence based on proportion by weight of the silica gel: the calcium magnesium phosphate fertilizer: the potassium muriate: the double superphosphate : the bentonite being equal to 40 to 42:15 to 25:3 to 8:40 to 50:10 to 20, and then the compound fertilizer is prepared. The high silicon compound fertilizer contains 30 percent to 40 percent of silicon dioxide, 5 percent to 10 percent of phosphorus pentoxide and 1 percent to 2 percent of potassium oxide, wherein, the content of silicon is high, thus having more complete and abundant nutrition and effectively reducing fertilizing amount and planting cost. By using the high silicon compound fertilizer provided by the invention can not only promote the yield of crops, but also can improve the quality of the crops.
Description
Technical field
The present invention relates to a kind of high-silicon composite fertilizer and preparation method thereof.
Background technology
At present, in crop planting, often excessive applied nitrogen, make farm crop long fast, output is also high, but has caused the decline of crops quality, and is not fragrant as the rice wheat, the sweetless and outward appearance deformity of melon and fruit, this mainly is the unbalance result of corps nutrient.In order to solve " high yield not high-quality, high-quality not high yield " problem, effective means is to use siliceous fertilizer, but the present siliceous fertilizer of releasing, the content of its silicon-dioxide is all low, generally about 25%, as the patent No. is the siliceous fertilizer of releasing in 95110963.4 " multi-effect siliceous fertilizer and the production technique ", and its effective dioxide-containing silica is that 14%-21%, easy molten dioxide-containing silica are 3%-4%, and the siliceous fertilizer of these low levelss can not satisfy the demand of proportion of crop planting to the high-content siliceous fertilizer.
Summary of the invention
First purpose of the present invention provides the high high-silicon composite fertilizer of a kind of dioxide-containing silica.
Second purpose of the present invention provides the preparation method of this high-silicon composite fertilizer.
For first purpose that realizes inventing, the high-silicon composite fertilizer that is provided, comprise with silica gel, fused(calcium magnesium)phosphate, Repone K, double superhosphate and granulation promotor wilkinite, behind separated pulverizing, according to ratio of weight and number is silica gel: the ratio of fused(calcium magnesium)phosphate: Repone K: double superhosphate: wilkinite=40-42: 15-25: 3-8: 40-50: 10-20, pass through uniform mixing, granulation, oven dry successively, make the high-silicon composite fertilizer of the potassium oxide of the Vanadium Pentoxide in FLAKES of the silicon-dioxide that contains 30%-40%, 5%-10% and 1%-2%.
Be to increase high-silicon composite fertilizer particulate intensity, weight part also is provided is 1 in the proportioning raw materials of the high-silicon composite fertilizer that is provided, carboxymethyl cellulose through pulverizing.
For second purpose that realizes inventing, the preparation method of the high-silicon composite fertilizer that is provided comprises the steps: successively
A, pulverizing: be respectively that 80 orders-100 purpose fused(calcium magnesium)phosphate, Repone K, double superhosphate and bentonite in powder are broken to 150 orders-300 order with silica gel, granularity or be respectively that 80 orders-100 purpose fused(calcium magnesium)phosphate, Repone K, double superhosphate, wilkinite and carboxymethyl cellulose are crushed to 150 orders-300 order with silica gel, granularity;
B, mix: according to ratio of weight and number is silica gel: the silica gel after the ratio of fused(calcium magnesium)phosphate: Repone K: double superhosphate: wilkinite=40-42: 15-25: 3-8: 40-50: 10-20 will be pulverized, fused(calcium magnesium)phosphate, Repone K, double superhosphate and wilkinite uniform mixing or silica gel: fused(calcium magnesium)phosphate: Repone K: double superhosphate: wilkinite: carboxymethyl cellulose=40-42: 15-25: 3-8: 40-50: 10-20: the silica gel after 1 ratio will be pulverized, fused(calcium magnesium)phosphate, Repone K, double superhosphate, wilkinite and carboxymethyl cellulose uniform mixing form the powder that is mixed;
C, granulation: the powder that will be mixed is earlier sent into revolving drum granulator, it is the 0.5mm-1mm master batch that the powder formation granularity that is mixed above 50% is arranged in revolving drum granulator, again this master batch and the remaining powder that is mixed are sent into the one-level granulating disc that has sprinkler head, water evenly is sprayed on master batch and the remaining powder that is mixed, forming granularity is the particle of 1.5mm-5.0mm, these particles improve its hardness through second granulating disc, form reinforcing particle;
D, first drying: with the reinforcing particle temperature is 200 ℃-230 ℃ rotary drum dryer oven dry 2 minutes-3 minutes, and making the water content of reinforcing particle is 18%-25%, makes work in-process;
E, screening: work in-process are sieved for twice, the screen-aperture that sieves for the first time is 2mm, filter out granularity and deliver to the B step less than the small-particle of 2mm, the screen-aperture that sieves for the second time is 4.2mm, filter out granularity and deliver to the B step after crushed greater than the macrobead of 4.2mm, remaining particle is the screening particle;
F, secondary drying: will screening particle, to send into temperature be 250 ℃-280 ℃ sulfuration bed, dried 20 seconds-60 seconds, makes water content and be not higher than 3% high-silicon composite fertilizer.
High-silicon composite fertilizer provided by the present invention, not only contain phosphorus, potassium and the fourth-largest elemental silicon in the needed nitrogen of crop growth, phosphorus, the potassium three big elements and neutral element calcium, trace element magnesium, and the content of silicon is up to 30%-40%, nutrient is abundant more comprehensively, reduce rate of fertilizer application effectively, reduced planting cost.Use high-silicon composite fertilizer provided by the present invention, not only can improve the output of farm crop, and can promote its quality, as wheat increase yield 10%-15%, increasing production of rice 10%-25%, peanut yield increasing 10%-35%, corn yield increasing 15%-19%, cotton volume increase 10%-15%, melon and fruit is fragrant and sweet and stature is even.Adopted twice oven dry among the preparation method, compared, improved production efficiency with traditional first drying.
Embodiment
A, pulverizing: be respectively that 80 orders-100 purpose fused(calcium magnesium)phosphate, Repone K, double superhosphate, wilkinite and carboxymethyl cellulose are crushed to 150 orders-300 order with silica gel, granularity; Fused(calcium magnesium)phosphate wherein derives from Yunnan Province, Guizhou Province or Sichuan Province, comprises in its composition: Vanadium Pentoxide in FLAKES 〉=18%, magnesium oxide 〉=12%, silicon-dioxide 〉=20%;
B, mixing: according to ratio of weight and number is silica gel: fused(calcium magnesium)phosphate: Repone K: double superhosphate: wilkinite: carboxymethyl cellulose=42: 20: 5: the silica gel after 45: 15: 1 ratio will be pulverized, fused(calcium magnesium)phosphate, Repone K, double superhosphate, wilkinite and carboxymethyl cellulose uniform mixing form the powder that is mixed;
C, granulation: the powder that will be mixed is earlier sent into revolving drum granulator, it is the 0.5mm-1mm master batch that the powder formation granularity that is mixed above 50% is arranged in revolving drum granulator, again this master batch and the remaining powder that is mixed are sent into and had the one-level granulating disc of 8 apertures less than the sprinkler head of 1mm, by these 8 sprinkler heads the water under the room temperature evenly is sprayed on master batch and the remaining powder that is mixed, forming granularity is the particle of 1.5mm-5.0mm, these particles improve its hardness through second granulating disc, form reinforcing particle;
D, first drying: with the reinforcing particle temperature is 200 ℃-230 ℃ rotary drum dryer oven dry 2 minutes-3 minutes, and making the water content of reinforcing particle is 18%-25%, makes work in-process;
E, screening: work in-process are sieved for twice, the screen-aperture that sieves for the first time is 2mm, filter out granularity and deliver to the B step less than the small-particle of 2mm, the screen-aperture that sieves for the second time is 4.2mm, filter out granularity and deliver to the B step after crushed greater than the macrobead of 4.2mm, remaining particle is the screening particle;
F, secondary drying: will screening particle, to send into temperature be 250 ℃-280 ℃ sulfuration bed, dried 20 seconds-60 seconds, makes that water content is not higher than 3%, contains 40% silicon-dioxide, the high-silicon composite fertilizer of 7.5% Vanadium Pentoxide in FLAKES and 1.5% potassium oxide.
Claims (3)
1, a kind of high-silicon composite fertilizer, it is characterized in that comprising with silica gel, fused(calcium magnesium)phosphate, Repone K, double superhosphate and granulation promotor wilkinite, behind separated pulverizing, according to ratio of weight and number is silica gel: the ratio of fused(calcium magnesium)phosphate: Repone K: double superhosphate: wilkinite=40-42: 15-25: 3-8: 40-50: 10-20, pass through uniform mixing, granulation, oven dry successively, make the high-silicon composite fertilizer of the potassium oxide of the Vanadium Pentoxide in FLAKES of the silicon-dioxide that contains 30%-40%, 5%-10% and 1%-2%.
2, high-silicon composite fertilizer according to claim 1 is characterized in that also including weight part in the proportioning raw materials carboxymethyl cellulose that is 1, passes through pulverizing.
3, a kind of preparation method of high-silicon composite fertilizer is characterized in that comprising the steps: successively
A, pulverizing: be respectively that 80 orders-100 purpose fused(calcium magnesium)phosphate, Repone K, double superhosphate and bentonite in powder are broken to 150 orders-300 order with silica gel, granularity or be respectively that 80 orders-100 purpose fused(calcium magnesium)phosphate, Repone K, double superhosphate, wilkinite and carboxymethyl cellulose are crushed to 150 orders-300 order with silica gel, granularity;
B, mix: according to ratio of weight and number is silica gel: the silica gel after the ratio of fused(calcium magnesium)phosphate: Repone K: double superhosphate: wilkinite=40-42: 15-25: 38: 40-50: 10-20 will be pulverized, fused(calcium magnesium)phosphate, Repone K, double superhosphate and wilkinite uniform mixing or silica gel: fused(calcium magnesium)phosphate: Repone K: double superhosphate: wilkinite: carboxymethyl cellulose=40-42: 15-25: 38: 40-50: 10-20: the silica gel after 1 ratio will be pulverized, fused(calcium magnesium)phosphate, Repone K, double superhosphate, wilkinite and carboxymethyl cellulose uniform mixing form the powder that is mixed;
C, granulation: the powder that will be mixed is earlier sent into revolving drum granulator, it is the 0.5mm-1mm master batch that the powder formation granularity that is mixed above 50% is arranged in revolving drum granulator, again this master batch and the remaining powder that is mixed are sent into the one-level granulating disc that has sprinkler head, water evenly is sprayed on master batch and the remaining powder that is mixed, forming granularity is the particle of 1.5mm-5.0mm, these particles improve its hardness through second granulating disc, form reinforcing particle;
D, first drying: with the reinforcing particle temperature is 200 ℃-230 ℃ rotary drum dryer oven dry 2 minutes-3 minutes, and making the water content of reinforcing particle is 18%-25%, makes work in-process;
E, screening: work in-process are sieved for twice, the screen-aperture that sieves for the first time is 2mm, filter out granularity and deliver to the B step less than the small-particle of 2mm, the screen-aperture that sieves for the second time is 4.2mm, filter out granularity and deliver to the B step after crushed greater than the macrobead of 4.2mm, remaining particle is the screening particle;
F, secondary drying: will screening particle, to send into temperature be 250 ℃-280 ℃ sulfuration bed, dried 20 seconds-60 seconds, makes water content and be not higher than 3% high-silicon composite fertilizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101108121A CN101323544A (en) | 2007-06-11 | 2007-06-11 | High silicon compound fertilizer and method for preparing the same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101108121A CN101323544A (en) | 2007-06-11 | 2007-06-11 | High silicon compound fertilizer and method for preparing the same |
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| Publication Number | Publication Date |
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| CN101323544A true CN101323544A (en) | 2008-12-17 |
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| CNA2007101108121A Pending CN101323544A (en) | 2007-06-11 | 2007-06-11 | High silicon compound fertilizer and method for preparing the same |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104163731A (en) * | 2014-09-17 | 2014-11-26 | 周峰 | Process for producing biological organic fertilizer |
| CN111662129A (en) * | 2020-06-30 | 2020-09-15 | 成都市植物园 | Special fertilizer for flowers and preparation method thereof |
-
2007
- 2007-06-11 CN CNA2007101108121A patent/CN101323544A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104163731A (en) * | 2014-09-17 | 2014-11-26 | 周峰 | Process for producing biological organic fertilizer |
| CN111662129A (en) * | 2020-06-30 | 2020-09-15 | 成都市植物园 | Special fertilizer for flowers and preparation method thereof |
| CN111662129B (en) * | 2020-06-30 | 2022-04-12 | 成都市植物园 | Special fertilizer for flowers and preparation method thereof |
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Open date: 20081217 |