CN104387206B - A kind of preparation method of silico-calcium potassium magnesium soil conditioner - Google Patents
A kind of preparation method of silico-calcium potassium magnesium soil conditioner Download PDFInfo
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- CN104387206B CN104387206B CN201410605265.4A CN201410605265A CN104387206B CN 104387206 B CN104387206 B CN 104387206B CN 201410605265 A CN201410605265 A CN 201410605265A CN 104387206 B CN104387206 B CN 104387206B
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- silico
- soil conditioner
- raw material
- potassium
- calcium
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- 239000011575 calcium Substances 0.000 title claims abstract description 28
- 229910052791 calcium Inorganic materials 0.000 title claims abstract description 28
- 239000003516 soil conditioner Substances 0.000 title claims abstract description 26
- SWHAQEYMVUEVNF-UHFFFAOYSA-N magnesium potassium Chemical compound [Mg].[K] SWHAQEYMVUEVNF-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical group [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims abstract description 42
- 239000011591 potassium Substances 0.000 claims abstract description 42
- 229910052700 potassium Inorganic materials 0.000 claims abstract description 42
- 239000002994 raw material Substances 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 235000019738 Limestone Nutrition 0.000 claims abstract description 16
- 238000001354 calcination Methods 0.000 claims abstract description 16
- 239000010459 dolomite Substances 0.000 claims abstract description 16
- 229910000514 dolomite Inorganic materials 0.000 claims abstract description 16
- 239000006028 limestone Substances 0.000 claims abstract description 16
- 238000001035 drying Methods 0.000 claims abstract description 13
- 238000000227 grinding Methods 0.000 claims abstract description 12
- 238000010791 quenching Methods 0.000 claims abstract description 12
- 230000000171 quenching effect Effects 0.000 claims abstract description 12
- 239000000843 powder Substances 0.000 claims description 7
- 239000012265 solid product Substances 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000003337 fertilizer Substances 0.000 abstract description 26
- 239000002689 soil Substances 0.000 abstract description 19
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 230000008901 benefit Effects 0.000 abstract description 6
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 abstract description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 3
- 229940072033 potash Drugs 0.000 abstract description 3
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 abstract description 3
- 235000015320 potassium carbonate Nutrition 0.000 abstract description 3
- 230000000050 nutritive effect Effects 0.000 abstract description 2
- 229910052814 silicon oxide Inorganic materials 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 13
- 239000000047 product Substances 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 9
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 235000016709 nutrition Nutrition 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 238000002372 labelling Methods 0.000 description 3
- 239000000395 magnesium oxide Substances 0.000 description 3
- 235000015097 nutrients Nutrition 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 235000009392 Vitis Nutrition 0.000 description 2
- 241000219095 Vitis Species 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000011265 semifinished product Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 1
- 240000000560 Citrus x paradisi Species 0.000 description 1
- 244000241257 Cucumis melo Species 0.000 description 1
- 235000015510 Cucumis melo subsp melo Nutrition 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- FJJCIZWZNKZHII-UHFFFAOYSA-N [4,6-bis(cyanoamino)-1,3,5-triazin-2-yl]cyanamide Chemical compound N#CNC1=NC(NC#N)=NC(NC#N)=N1 FJJCIZWZNKZHII-UHFFFAOYSA-N 0.000 description 1
- ISRWWRJLOMIQNG-UHFFFAOYSA-N [K].[Mg].[Si] Chemical compound [K].[Mg].[Si] ISRWWRJLOMIQNG-UHFFFAOYSA-N 0.000 description 1
- MKPXGEVFQSIKGE-UHFFFAOYSA-N [Mg].[Si] Chemical compound [Mg].[Si] MKPXGEVFQSIKGE-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000003837 high-temperature calcination Methods 0.000 description 1
- 230000015784 hyperosmotic salinity response Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 239000011785 micronutrient Substances 0.000 description 1
- 235000013369 micronutrients Nutrition 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 208000015380 nutritional deficiency disease Diseases 0.000 description 1
- 235000008935 nutritious Nutrition 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000009340 pathogen transmission Effects 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D3/00—Calcareous fertilisers
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
Abstract
A kind of preparation method of silico-calcium potassium magnesium soil conditioner, comprises the following steps：A, raw material prepare；B, grinding；C, calcining；D, water quenching；E, crushing；F, pelletize；G, drying.This preparation method produces silicon-calcium-potafertilizer fertilizer using potassium-bearing shale, therein potassium is not only taken full advantage of as potash fertilizer, also therein silicon oxide output excellent siliceous fertilizer is taken full advantage of, the limestone and dolomite output calcareous fertilisers and excellent soil conditioner that in production add also is made full use of, raw material used is fully used and is converted into fertilizer, and the acidifying of soil, alkalization, hardened after applying, is not resulted in, the marketing quality of crops and product quality are obviously improved, and nutritive value is higher.
Description
Technical field
The present invention relates to a kind of preparation method of silico-calcium potassium magnesium soil conditioner.
Background technology
Plant is carried out in proportion to the absorption of nitrogen, phosphorus, potassium, and three mutually promotes, it is impossible to substituted mutually.Long-term with
Come, due to the outstanding role played to higher yield of crops by chemical fertilizer, people are using applying important handss of the chemical fertilizer as higher yield of crops
Section, and start a large amount of uses, the generation of the hardened and fertilizer damage of soil is thereby resulted in, various organic matters and trace element in soil
A large amount of disappearances so that chemical fertilizer effect is gradually lowered.
103739341 A of patent CN discloses " a kind of production technology of silicon-calcium-potafertilizer fertilizer and equipment ", and its technical process is：
Broken, grinding, calcined by rotary kiln, cooler are passed through with water-insoluble potassium ore deposit and limestone or dolomite as raw material, sequentially cold
But, crush and grinding, obtain silicon-calcium-potafertilizer fertilizer；Wherein, in calcined by rotary kiln operation, burning zone temperature is 1150～1400 DEG C, material
It is 20～60 minutes in kiln residence time, material is preheated before calcined by rotary kiln operation after powder-grinding process and divided
Solution.
Although 103739341 A of patent CN is provided adopt with water-insoluble potassium ore deposit and limestone or dolomite as original
Material prepares silicon-calcium-potafertilizer fertilizer, is utilized the shale of sand containing potassium, but the conversion ratio of effectively potassium is very low so that greatly
Effectively potassium can not be converted and cause the wasting of resources.
Patent ZL92111690.X discloses " a kind of production method of potash-lime fertilizer ", and its technical process is：Potassium ore powder and
Agstone or dolomite dusts by weight 1：0.7～1：1.4 ratio is mixed evenly to prepare bulk, then is placed on annular kiln, tunnel cave
Or calcine at 1150～1350 DEG C in down-draft kiln, sinter is size-reduced to form potash-lime fertilizer product or silicon-magnesium potash fertilizer product.
Calcined using tunnel cave more than the production of silicon-calcium-potafertilizer fertilizer at present, i.e., first potassium ore and limestone are crushed, by one
After certainty ratio dispensing again through grinding, add water briquet, by being manually attached on kiln car, the kiln car for installing is advanced tunnel cave；Logical
After crossing certain temperature retention time, the raw material of silico-calcium potassium are cooked, and after silicon-calcium-potafertilizer fertilizer is cooled, kiln discharge enters semifinished product warehouse；Again by semi-finished product
The silicon-calcium-potafertilizer fertilizer of briquetting carries out broken and grinding, you can obtains finished product fertilizer and enters feed bin, entering back into packer carries out finished product packing
Warehouse-in.This method complex operation, needs man-handling of materials to waste time and energy, although effectively potassium conversion ratio increases, but calcining
Uneven, have a strong impact on yield and quality.
Content of the invention
The present invention is solution defect of the prior art, there is provided a kind of preparation method of silico-calcium potassium magnesium soil conditioner,
Effect that aggregate balancing adjusts nutrient distribution is played, and there is improved soil performance, improve soil alkali, strengthen crop tolerance to salt
The effect of property, does not result in the loss of soil compaction and nutritional labeling.
The present invention is to realize that the technical scheme that its purpose is adopted is：
A kind of preparation method of silico-calcium potassium magnesium soil conditioner, comprises the following steps：
A, raw material prepare：
By weight, including potassium-bearing shale 60%-70%, limestone 15%-20%, dolomite 15%-20%；
B, grinding：
The raw material ball mill grinding that will prepare in step A, is ground to 200 mesh；
C, calcining：
The raw material that step B is ground to 200 mesh is placed in rotary kiln, is calcined at 1160-1240 DEG C, obtained ripe
Material, controls calcination time for 40-50min during calcining, calcining pressure is 1 atmospheric pressure；
D, water quenching：
The grog obtained after step C is calcined carries out water quenching by conveyer belt transmission immediately, obtains solid product, during water quenching
Temperature is adopted for 20 DEG C of Water spray, hydraulic pressure is 1.5 atmospheric pressure, the transfer rate of conveyer belt is controlled in 60-80cm/s；
E, crushing：
The solid product that step D is obtained is crushed to 300 mesh by pulverizer, obtains powder；
F, pelletize：
The powder that step E is obtained obtains graininess silico-calcium potassium magnesia earth tune by carrying out pelletize to roller Squeezinggranulator
Reason agent；
G, drying：
The graininess silico-calcium potassium magnesium soil conditioner that step F is obtained is placed in rotating drum type drying machine is dried, and is obtained
Silico-calcium potassium magnesium soil conditioner, drying time are 10min, and drying temperature is 200-300 DEG C.
In step A, raw material prepares, by weight, including potassium-bearing shale 60%, limestone 20%, dolomite 20%.
In step A, raw material prepares, by weight, including potassium-bearing shale 65%, limestone 17.5%, dolomite
17.5%.
In step A, raw material prepares, by weight, including potassium-bearing shale 70%, limestone 15%, dolomite 15%.
The invention has the beneficial effects as follows：A kind of preparation method of silico-calcium potassium magnesium soil conditioner, simple to operation, grind it
High-temperature calcination being carried out directly afterwards, not preheated, directly allow raw material to enter high-temperature region, the Hubeiwan for contributing to raw material quickly divides
Solution, improves the conversion ratio of silicon potassium magnesium.And prior art can reduce the heat consumption of production line in preheating principle, but can make simultaneously
Raw material thermostability is improved, and Hubeiwan decomposes does not have drastically heat resolve abundant and quick, and therefore, necessary production line heat consumption is
Need, this is related to the quality and performance of final products.
This preparation method carries out water quenching after firing, strictly must control to spray the transfer rate with conveyer belt during water quenching,
Contribute to the activity transformation for increasing effective silicon, potassium, improve conversion ratio and the utilization rate of effective silicon and effective potassium.
This preparation method produces silicon-calcium-potafertilizer fertilizer using potassium-bearing shale, not only takes full advantage of potassium therein as potash fertilizer,
The excellent siliceous fertilizer of silicon oxide output therein is taken full advantage of, also makes full use of the limestone added in production and dolomite to produce
Calcareous fertilisers and excellent soil conditioner are gone out, raw material used is fully used and is converted into fertilizer.
Using silico-calcium potassium magnesium soil conditioner obtained in this preparation method, water solublity is determined up to 21% through test, pH value 9-
10, alkalescence, with nontoxic, odorless, non-corrosiveness, does not lump, not hardened soil, and fertilizer efficiency persistently, is not evaporated, do not oozed down, no
The characteristic being easy to run off.In agricultural production, it is of great benefit to improving Soil structure, increasing the effective nutritional labeling of soil after administration,
The acidifying of soil, alkalization, hardened is not resulted in after use, as the fertile raw material itself is nutritious, fertilizer efficiency permanent, to soil
The inhibition of nutritional deficiency disease is clearly.
The silico-calcium potassium magnesium soil conditioner prepared using this preparation method is also had the effect that：
(1) outer except effective silicon element is improved to crop, also contain in raw material substantial amounts of calcium, potassium and phosphorus, magnesium, zinc, molybdenum, manganese,
Micro-nutrient composition in ferrum, boron etc., can improve the comprehensive nutrient of crop and comprehensive fertilizer efficiency effect.
(2) pollen of crops vigor can be strengthened：Test shows that silico-calcium potassium applied in good time by the melon and fruit in florescence, such as Fructus Lycopersici esculenti
Magnesium soil conditioner effectively improves their setting ratio, and improves flavor quality, and sugar content improves 2 sugarinesses.
(3) quality of agricultural product can effectively be improved so as to excellent in color.Commodity value is improved not only, is conducive to
Healthy health care, meanwhile, there are the benefits such as increase product storage tolerance, resistance to transport.
(4) can be with improved soil：It is both fertilizer supply crop nutrition content, again can be as soil conditioner, with improvement
Soil function, improves soil alkali, strengthens salt tolerance of crop, promotes the decomposition and conversion of soil with organic matter, and suppresses soil
Earth pathogen transmission etc..Meanwhile, it makes the surface of crops form silicified cell, can accordingly mitigate pest and disease damage, the pollution of crops
The invasion and attack such as noxious substance, pesticide are polluted.
Specific embodiment
The present invention is solution defect of the prior art, there is provided a kind of preparation method of silico-calcium potassium magnesium soil conditioner,
Effect that aggregate balancing adjusts nutrient distribution is played, and there is improved soil performance, improve soil alkali, strengthen crop tolerance to salt
Property effect, do not result in the loss of soil compaction and nutritional labeling, the present invention made further with reference to specific embodiment
Explanation.
Embodiment 1
A, raw material prepare：
By weight, including potassium-bearing shale 60%, limestone 20%, dolomite 20%；
B, grinding：
The raw material ball mill grinding that will prepare in step A, is ground to 200 mesh；
C, calcining：
The raw material that step B is ground to 200 mesh is placed in rotary kiln, is calcined at 1200 DEG C, obtain grog, calcined
When control calcination time for 45min, calcining pressure is 1 atmospheric pressure；
D, water quenching：
The grog obtained after step C is calcined carries out water quenching by conveyer belt transmission immediately, obtains solid product, during water quenching
Using 20 DEG C of Water spray, hydraulic pressure is 1.5 atmospheric pressure, and the transfer rate control of conveyer belt is in 60-80cm/s；
E, crushing：
The solid intermediate product that step D is obtained is crushed to 300 mesh by pulverizer, obtains powder；
F, pelletize：
The powder that step E is obtained obtains graininess silico-calcium potassium magnesia earth tune by carrying out pelletize to roller Squeezinggranulator
Reason agent；
G, drying：
The graininess silico-calcium potassium magnesium soil conditioner that step F is obtained is placed in rotating drum type drying machine is dried, and is obtained
Silico-calcium potassium magnesium soil conditioner, drying time are 10min, and drying temperature is 200-300 DEG C.
Embodiment 2
In step A, raw material prepares as different from Example 1, by weight, including potassium-bearing shale 65%, limestone
17.5%, dolomite 17.5%.In step C calcining heat be 1160 DEG C, calcination time be 50min.
Embodiment 3
In step A, raw material prepares as different from Example 1, by weight, including potassium-bearing shale 70%, limestone
15%, dolomite 15%.In step C calcining heat be 1240 DEG C, calcination time be 40min.
The product analyses and application effect of the present invention are shown in Table 1- tables 4：
Potassium in 1 potassium-bearing shale of table is converted into the conversion ratio of effective potassium
Potassium in 2 potassium-bearing shale of table is converted into the conversion ratio comparing result of effective potassium
By Tables 1 and 2 can be apparent show, the potassium in technical scheme potassium-bearing shale is converted into effectively
The high conversion rate of potassium, can reach more than 98.6%, and the conversion ratio of potassium is obviously improved, hence it is evident that higher than prior art.
Impact effect of 3 present invention of table to Fructus Lycopersici esculenti
Impact effect of 4 present invention of table to Fructus Vitis viniferae
By table 3 and table 4, we easily can obtain, silico-calcium potassium magnesia earth obtained in the preparation method of the present invention
Conditioner is obviously improved to the quality of crops, and nutritive value is higher, can be seen that result number from the application effect to Fructus Lycopersici esculenti
Increase, i.e., fruiting rate is obviously improved, every mu of average product may be up to 8134.1kg, at least increase production than applying prior art
17.16%；The Soluble adhesion molecule of Fructus Vitis viniferae, sugar/acid are all higher than the application effect of prior art, and the system for applying the present invention is described
Obtained in Preparation Method, silico-calcium potassium magnesium soil conditioner improves the quality of grape fruit, and every mu of average product may be up to
5966kg, at least increases production 8.57% than applying prior art.
Claims (4)
1. a kind of preparation method of silico-calcium potassium magnesium soil conditioner, it is characterised in that：Comprise the following steps：
A, raw material prepare：
By weight, including potassium-bearing shale 60%-70%, limestone 15%-20%, dolomite 15%-20%；
B, grinding：
The raw material ball mill grinding that will prepare in step A, is ground to 200 mesh；
C, calcining：
The raw material that step B is ground to 200 mesh is placed in rotary kiln, is calcined at 1160-1240 DEG C, is obtained grog, forged
Calcination time is controlled during burning for 40-50min, and calcining pressure is 1 atmospheric pressure；
D, water quenching：
The grog obtained after step C is calcined carries out water quenching by conveyer belt transmission immediately, obtains solid product, adopts during water quenching
Temperature is 20 DEG C of Water spray, and hydraulic pressure is 1.5 atmospheric pressure, and the transfer rate control of conveyer belt is in 60-80cm/s；
E, crushing：
The solid product that step D is obtained is crushed to 300 mesh by pulverizer, obtains powder；
F, pelletize：
The powder that step E is obtained obtains graininess silico-calcium potassium magnesium soil conditioner by carrying out pelletize to roller Squeezinggranulator；
G, drying：
The graininess silico-calcium potassium magnesium soil conditioner that step F is obtained is placed in rotating drum type drying machine is dried, and obtains silico-calcium
Potassium magnesium soil conditioner, drying time are 10min, and drying temperature is 200-300 DEG C.
2. the preparation method of a kind of silico-calcium potassium magnesium soil conditioner according to claim 1, it is characterised in that：In step A
Raw material prepares, by weight, including potassium-bearing shale 60%, limestone 20%, dolomite 20%.
3. the preparation method of a kind of silico-calcium potassium magnesium soil conditioner according to claim 1, it is characterised in that：In step A
Raw material prepares, by weight, including potassium-bearing shale 65%, limestone 17.5%, dolomite 17.5%.
4. the preparation method of a kind of silico-calcium potassium magnesium soil conditioner according to claim 1, it is characterised in that：In step A
Raw material prepares, by weight, including potassium-bearing shale 70%, limestone 15%, dolomite 15%.
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| CN201410605265.4A CN104387206B (en) | 2014-10-31 | 2014-10-31 | A kind of preparation method of silico-calcium potassium magnesium soil conditioner |
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| CN201410605265.4A CN104387206B (en) | 2014-10-31 | 2014-10-31 | A kind of preparation method of silico-calcium potassium magnesium soil conditioner |
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| CN104387206A CN104387206A (en) | 2015-03-04 |
| CN104387206B true CN104387206B (en) | 2017-03-15 |
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| CN106316117B (en) * | 2016-08-18 | 2019-04-26 | 福建省农业科学院土壤肥料研究所 | A kind of slow-release glass fertilizer and its industrialized preparing process |
| CN106365899B (en) * | 2016-08-27 | 2019-08-06 | 中南民族大学 | A kind of method that industrial residue prepares siliceous fertilizer |
| CN107324938A (en) * | 2016-12-01 | 2017-11-07 | 南京索益盟检测技术有限公司 | A kind of compound siliceous fertilizer for nursing one's health acid soil and preparation method thereof |
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| CN108314578A (en) * | 2018-02-28 | 2018-07-24 | 河北百禾丰化肥有限公司 | One kind is rich in silico-calcium potassium magnesium biological organic type soil conditioner and preparation method thereof |
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| CN115677426A (en) * | 2022-11-18 | 2023-02-03 | 方城县华裕肥料有限公司 | Special fertilizer for improving quality and increasing yield of wheat |
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| JPS594398B2 (en) * | 1975-04-08 | 1984-01-30 | 宇部興産株式会社 | Kankousei Karihiryou no Seizouhouhou |
| CN1032531C (en) * | 1992-09-28 | 1996-08-14 | 贵州大学 | Method for producing potassium calcium fertilizer |
| CN1300065C (en) * | 2003-09-11 | 2007-02-14 | 汪敬恒 | Granular chlorine less potassium calcium silicon magnesium fertilizer and its manufacturing method |
| CN101081785A (en) * | 2006-06-02 | 2007-12-05 | 天津市汉沽区福祥肥料加工厂 | Method for producing citrate-soluble potassium-magnesium fertilizer by employing potassium ore |
| CN101602617B (en) * | 2009-06-30 | 2011-11-30 | 雅泰实业集团有限公司 | Method for producing potash magnesium sulphate fertilizer |
| CN101838160A (en) * | 2010-06-12 | 2010-09-22 | 西北农林科技大学 | Silico-calcium magnesium-potassium mineral multielement compound fertilizer and preparation method thereof |
| BR102012024748A2 (en) * | 2012-09-28 | 2014-08-19 | Univ Fed Lavras | PROCESS FOR SOLUBILIZATION AND USE OF POTASSIUM CONTAINED IN SILENT OR GREEN CLAY |
| CN103183364B (en) * | 2013-04-28 | 2015-07-01 | 雷志刚 | Method for producing potassium chloride and co-producing calcium, magnesium, phosphorus and silicon composite fertilizer by potassium feldspar |
| CN103739341B (en) * | 2014-01-14 | 2015-06-24 | 天津水泥工业设计研究院有限公司 | Production process and equipment of silicon-calcium-potassium fertilizer |
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