شريط العنوان لتكنولوجيا الأسمدة NPK

تقنية إنتاج الأسمدة NPK

NPK fertilizer production technology we apply in our powder or granular ferilizer production lines is for quality compound fertilizer production. على سبيل المثال, لدينا 3 main techniques respectively in NPK fertilizer blending line, wet granulation line and dry granulation line. أيضًا, we have special technologies for each NPK fertilizer production stage from crushing, granulating to bagging. بالإضافة إلى ذلك, if you want to effectively make compound NPKs with more nutrients and market competitiveness, you can consider our fertilizer manufacturing equipment. Because of superior workmanship and extensive expertise our industrial technologies, our npk fertilizer equipment is the leading in the fertilizer industry.

يجب على بعض شركات الأسمدة والمستثمرين الذين يخططون لإنشاء مصنع للأسمدة العضوية إيلاء اهتمام خاص لفهم تكلفة مصنع إنتاج الأسمدة. علاوة على ذلك, وتشمل النفقات التي ينطوي عليها إنشاء مثل هذا المصنع الأسمدة العضوية إيجار الأراضي, بناء النبات, معدات إنتاج الأسمدة, تكاليف المواد الخام والمساعد, تَعَب, استهلاك الطاقة, العائد على الاستثمار, وأكثر. اعتمادًا على نوع المواد الخام والإخراج المطلوب, يمكننا توفير حلول مخصصة لإنتاج مسحوق الأسمدة العضوية أو الحبيبات أو الأسمدة السائلة. الكل في الكل, خطط تصنيع الأسمدة هذه تلبي احتياجات العملاء مع ميزانيات المعدات التي تتراوح بينها $30,000 ل $550,000.

Wet NPK Fertilizer Production Technology

أs a matter of fact, wet granulation for NPK fertilizer manufacturing plant utilize the agglomeration method to make powdered materials sueezed into balls. بالإضافة إلى, this process needs by means of water or liquid binders. This wet NPK fertilizer granulation technology is suitable for large-scale compound fertilizer producers who seeking efficient and high-capacity NPK fertilizer production methods.

لذلك, our plant develops two NPK wet granulation techniques: rotary drum granulation and disc granulation. ما هو أكثر من ذلك, they are ideal for producing high, medium, and low concentration compound fertilizer pellets with the huge capacity of even more 20-40 ذ.

قمة 2 Wet Granulators in NPK Fertilizer Production Process

سur company offer two types of wet granulators for NPK fertilizer manufacturing. بالإضافة إلى ذلك, you can decide whether to install a water-spraying device. You can select two pelletizers based on compound fertilizer production output, land area, and budget. So we can also customize them according to individual needs.

Drum Granulator for Large-Scale NPK Fertilizer Production

For those seeking to mass produce NPK fertilizer pellets, أ دوارة الأسطوانة الحبيبات is an excellent choice. The largest model can produce up to 30 طن of fertilizer particles per hour, with a granulation rate exceeding 90%. لكن, this high efficiency comes with a relatively higher cost, with the SXZGZ-3210 model ranging from $46,000 ل $51,000. بجانب, the drum granulation machine has a large volume, requiring an installation area of approximately 30 ㎡.

Rotary Drum Granulator for Wet NPK Granule Making
Rotary Drum Granulator for Wet NPK Granule Making
Disc Granulator for NPK Fertilizer Production
Disc Granulator for NPK Fertilizer Production

Disc Granulator for Cost-Effective NPK Fertilizer Making Solution

For another thing, our single disc granulator offers a more affordable solution for NPK fertilizer production. علاوة على ذلك, its granulation rate can reach over 93%, making it highly efficient. A pan granulator’s capacity ranges from 500 kg/h ل 6 ذ, with prices varying from $2,000 ل $9,000. هكذا, you can purchase multiple units according to your production scale. بالإضافة إلى ذلك, one pelletizer occupies just 1㎡ to 10㎡, saving workshop space. For the same production capacity, purchasing a disc granulator saves one-third of the cost compared to a drum granulator.

In most cases, when producing large scale NPK fertilizer granules (over 10 ذ), we recommend combining one drum granulator with several disc granulators. This setup optimizes production efficiency and ensures the roundness of the finished granules.

How to Produce High-quality NPK Pellets by Wet Granulation Technique?

ثet granulation plays a critical role in NPK fertilizer production technology by transforming many raw materials into quality pellets. By reasonable planning, you can continuously feed main NPK raw materials into a rotating disc or drum during the wet granulation process. And we have device to spray water solutions and adhesives to help form fine powder into NPK fertilizer pellets, which offers significant benefits in the NPK fertilizer granulation.

In wet granulation, the disc and drum rotate and use mechanical force to agglomerate NPK powder together. By automatically spraying water solutions and adhesives, it facilitates the formation of countless fine particles into larger NPK fertilizer pellets. علاوة على ذلك, this wet pelletizing process promotes the growth of NPK compounds particles, resulting in more spherical shapes with smooth surfaces. علاوة على ذلك, the wet raw materials reduce dust generation during NPK fertilizer processing. By adjusting wet granulator parameters, you can accurately control the shape and size of NPK fertilizer pellets.

When selecting raw materials for making NPK fertilizers, you need to consider characteristics such as fluidity, solubility, and viscosity to meet wet granulation requirements. عمومًا, اليوريا, ammonium nitrate, رسم خريطة, DAP, و كبريتات البوتاسيوم are easily soluble in water and easy to mix with other ingredients, which is advantageous for wet granulation. Although potassium chloride has weak solubility, it can also be used for wet granulation.

بجانب, you can add other materials in the mixing stage before wet granulation to optimize the NPK fertilizer formulation.

  • You can add trace elements like sulfate compounds of sulfur, الزنك, نحاس, والحديد in various forms to the NPK mixtures, which is similar to dry granulation process. It provides additional nutrients and improve the physical properties of the NPK fertilizers.
  • بالإضافة إلى, water usually serves as a binder in NPK wet granulation. لكن, other organic binders like molasses and lignosulfonate can help NPK powder bond into granules during wet granulation, preventing particle pulverization.
  • أيضًا, inorganic substances such as clay and silicates not only help form pellets during wet npk granulation, but also improve the physical strength and hardness of particles.
  • In order to ensure good particle flowability, you can add some flowability improvers like talc powder in NPK pellet making process to avoid particle agglomeration during storage and transportation.
$30,000-40,000 ميزانية خط إنتاج الأسمدة العضوية الصغيرة المسحوق
NPK Mixtures Wet Granulation Technology

Dry NPK Fertilizer Granulation Technique

رypically, dry granulation technology for NPK fertilizer pellet manufacturing applies the extrusion method to make solid or powder materials agglomerate by external pressure. خاصة, double roller extrusion is the most common method of producing NPK compounds granules. In particular, this technique is advantageous for customers with tight budgets, as it eliminates the need for costly drying processes and reduces energy consumption. بالإضافة إلى ذلك, it benefits NPK fertilizer production businesses who require uniform NPK particle size and want to produce popular granular shapes in the market.

Which Equipment Use Dry Granulation Technique to Make NPK Fertilizer Granules?

You can utilize the NPK fertilizer dry granulation technology to produce high-quality granules. The key equipment in this process is the double roller extrusion granulator. It has won the praise of the majority of users since its launch! We’re having a sale, and buy now to enjoy more!

Double Roller Granulator For Dry NPK Fertilizer Granulation
Double Roller Granulator For Dry NPK Fertilizer Granulation

  • أولاً, our roller press granulator produces NPK granules at room temperature without drying, forming them at one time. And the water requirement of compound fertilizer granulation is less than 20%.

  • بالإضافة إلى ذلك, although its single machine’s capacity is only 1-2 ذ, its price is reasonable, تتراوح من $2,600 ل $4,600. لذلك, you can use multiple machines together to form a continuous NPK fertilizer granulation line. By doing so, you can achieve large scale NPK pellet making of 10 ذ, 20 ذ, or even 30 ذ.

  • الأهم من ذلك, we can customize the shape and size of the ball socket on the roller skin. Whether you’d like to produce NPK particles with a diameter of 3-10مم, مثل spherical, claviform, elliptical, إلخ., our equipment can achieve what you want.

في ملخص, the double roller extruder granulator is the ideal equipment for the NPK fertilizer dry granulation process. We offer high-quality machines that are cost-effective and customizable to your production needs. You can contact us to learn more about how our technology can enhance your fertilizer production.

What Are the Benefits of Dry Granulation in NPK Fertilizer Production?

Dry granulation is an important technique in granular NPK fertilizer production. So why we suggest small and medium NPK fertilizer plant to try dry granulation technology?

  • أولاً, this granulation process of dry powder is relatively simple with automatic performance, ensuring easy operation and maintenance. على سبيل المثال, after NPK extrusion granulation, you can directly package these particles with automatic bagging equipment.

  • بالإضافة إلى ذلك, dry granulation is suitable for various NPK powder or fine particle materials with low water content, eliminating the need for drying and cooling process. هكذا, it not only saves on equipment investment about $20,000-100,000 of مجفف, برودة, hot blase furnace, air fans, dust collectors. So does the energy consumption for electricity, natural gas or coal.

  • لذلك, we believe that adopting dry granulation technology in NPK fertilizer production offers significant economic benefits. لأن double rollers pressing pelletizer can compact round or walnut NPK fertilizer granules in one go without any return materials. Due to the consistent size of the roller mold ball socket, you can get the finished uniform and beautiful compound fertilize particles with adequate strength.

What Raw Materials You Can Use in NPK Dry Granulation Process?

ثe have identified some raw materials suitable for NPK fertilizer dry granulation technology. These materials can form compound fertilizer granules under physical pressure without or with little water. على سبيل المثال, superphosphate, potassium chloride, and potassium sulfate powders. Because these NPK powders have high granule hardness, low water solubility, and do not easily dissolve, making them ideal for direct dry granulation processes.

NPK Fertilizer Dry Granulation Technique
NPK Fertilizer Dry Granulation Technique

  • بالطبع, mineral powders such as kaolinite, calcium sulfate, limestone powder, and natural phosphate rock powder are also very suitable for producing NPK fertilizer granules using dry granulation techniques.

  • عادة, you may add trace elements such as الزنك, نحاس, والحديد in the form of sulfates powder because there is less water and easy to mix and disperse in dry granulator.

  • بالإضافة إلى ذلك, you can add auxiliary materials in the roller granulator to improve granulation effect. على سبيل المثال, natural clays and bentonite, help increase the strength and stability of particles in dry granulation. Bentonite, as a binder, can effectively enhance NPK compounds granule agglomeration, while improving their crack resistance and wear resistance.

في ملخص, the physical and chemical properties of raw materials, such as hardness, particle size, moisture content, and adhesion, directly impact the performance of the double roller compact granulator in NPK dry granulation technique. By appropriate raw material pretreatment and process control, you can make high quality compound fertilizer pellets with great particle strength.

Type 1: NPK Blended Fertilizer Process for Compound Fertilizer Plant Design

في المقام الأول, NPK blended fertilizer production line is a set of equipment and processes for BB fertilizer manufacturing. بجانب, it usually includes crushing, batching, mixing and packaging steps.

If you are opening a new NPK fertilizer factory and have limited production experience, you can choose SX bulk blending fertilizer production line.

في الحقيقة, this technology is simple, and no drying or granulation processes. نتيجة ل, you needn’t purchase the relevant dryer or granulator. وفقاً لذلك, you can save a lot of money to prepare equipment. ما هو أكثر من ذلك, in comparison to the other two techniques, its initial investment costs are relatively lowest.

لهذا, we offer several models for your actual production needs with the capacity of 5 ذ, 10-15 ذ, 20 ذ, 50-60 ذ, أو 60-80 ذ. فضلاً عن ذلك, this NPK fertilizer production technology doesn’t take up too much workshop areas. أيضًا, almost 500-3,000 ㎡ is enough.

Bulk Blended Fertilizer Line For NPK Mixtures

Bulk Blended Fertilizer Line For NPK Mixtures

The core machine in this blending technique is rotary drum mixer. To provide our customer better production effect, we have two types: BB fertilizer mixer & drum type BB fertilizer mixer.

BB fertilizer mixer designed by our engineers is controlled by switches and can automatically feed, mix, and discharge without the need for manual assistance. بالإضافة إلى ذلك, single blender’s footprint is small, only 10 ㎡. أيضًا, its production capacity is 5-10 ذ, and the price is affordable, which is suitable for small-scale NPK mixed fertilizer production. If you want the larger output, you can purchase multiple BB fertilizer mixers for working simultaneously, and we will give you a 10% discount.

And we have another drum type BB fertilizer mixer, which is available for achieving continuous production and large scale NPK fertilizer production with the rehular capacity reaching 30-40 ذ. الأهم من ذلك, our equipment can mix up to 300 طن of NPK blending fertilizers per hour.

This blending method doesn’t require chemical reactions during the NPK fertilizer production process. If you apply this technique, you should consider compatible NPK raw materials. Here are some examples of common ingredient combinations.

Common nitrogen sources like urea (46% nitrogen content), ammonium nitrate (34-35% nitrogen content), و ammonium sulfate (21% nitrogen content) are compatible with most phosphate fertilizers. على سبيل المثال, SSP (18-20% phosphorus content), رسم خريطة, DAP, إلخ. While blending NPK mixtures in the rotary drum mixer, you should prevent mixing with nitric acid and heavy metal salts from the production of ammonia and nitrite gases.

Potassium sulfate (50-52% potassium content), potassium chloride (60% potassium content), و potassium nitrate are common potassium sources. علاوة على ذلك, you can usually add them in the BB fertilizer mixer with nitrogen sources such as urea and ammonium sulfate.

Calcium superphosphate, calcium sulfate, رسم خريطة (48-61% phosphorus content), و DAP (46-53% phosphorus content) are common phosphorus sources. بجانب, you can mix with potassium sources such as potassium sulfate and potassium chloride by mixing machine. لكن, you must avoid from mixing with alkaline substances such as limestone powder to prevent the formation of insoluble phosphates.

Materials of NPK Fertilizer Blending Production Line

ثم, by exact batching and blending several single element fertilizer or compound fertilizer in a certain proportion, you can get fertilizers with balanced nutrients.

قمة 3 Crushing Techniques in NPK Fertilizer Production

In NPK fertilizer production, crushing is an important process to break compound NPKs into smaller particles for better mixing and granulation. هكذا, there are three common crushing techniques, which are urea grinding, cage grinding and chain grinding technology.

This technology can break larger urea pellets and convert into fine powders to facilitate subsequent mixing and granulation processes. عادة, this method usually uses the gap between the roller and the concave plate to grind and cut urea particles into 0.3-0.5 مم. When it comes to capacity, SXNS-80 can dispose 5-8 tons of raw materials per hour, with the inlet moisture of less than 5%.

Urea Crusher for NPK Fertilizer Production

Urea Crusher for NPK Fertilizer Production

SX Cage Crusher
SX Cage Crusher

SX Cage Crusher

Cage crushing technology is suitable for grinding soft and brittle materials, such as industrial furnace slag, shale, medium hard coal, إلخ. أيضًا, it can play a role in mixing and crushing multiple raw materials at the same time. في الحقيقة, the cage crusher has loose requirement for the raw materials’ water content, generally within 12%. When it comes to capacity, SXLSF-800 can process 6-10 ذ materials with 0.2 مم in size.

The last technique is suitable for crushing blocky and hard objects into less than 3 مم in compound fertilizer production like phosphate rock, coal, limestone, إلخ. على سبيل المثال, our engineer develops two types of chain crusher. One is single shaft vertical crusher بقدرة 2-3 ذ and the cheap price of $900. بجانب, another equipment has two shafts with the largest capacity in NPK fertilizer crushing of 10-15 ذ.

Single Shaft NPK Fertilizer Chain CrusherDouble Shaft Chain Crusher

These crushing techniques have a significant impact on breaking down raw materials into the desired particle sizes for further processing in NPK fertilizer production.

For the selection of a specific crushing method in NPK fertilizer processing, you can contact with our engineers!

قمة 2 Batching Techniques ل NPK Compounds صrocessing

When it comes to the batching technology in NPK fertilizer production, our company has designed dynamic and static batching machines to ensure that the ingredient-mixing process has an error of less than 0.01. بجانب, both of these machines have unique characteristics and applicability.

لشيء واحد, dynamic batching machine can adjust the proportion of various NPK components in real-time according to the flexible formulas. فضلاً عن ذلك, using precise weighing device and advanced control system, this machine can quickly and accurately complete the batching process. لذلك, dynamic batching is suitable for continuous large-scale NPK fertilizer production, and the batching process cannot be interrupted.

Automatic Batching Machine in NPK Fertilizer Production
Batching Machine for Compound Fertilizer Production

For another thing, static batching machine uses pre-set proportions to dispense various NPK components during operation, ensuring the accuracy and uniformity of formulas. أيضًا, the operation of static batching machines is so stable that usually suitable for batch production. Because the formula is relatively fixed and does not require dynamic adjustment during the NPK fertilizer production process.

How to Fomulate 15-15-15 NPK Compound Fertilizer?

Taking a common NPK fertilizer formula as an example. أولاً, the proportion of NPK is 15-15-15, which means that the content of 15% ن, 15% ص2س5 و 15% K2س. Here are some details of this formula.

  • Urea (nitrogen content 46%): Adding about 32.6%.
  • رسم خريطة (phosphorus content 61%): Adding about 24.6%.
  • Potassium sulfate (potassium content 52%): Adding about 28.8%.
  • Other fillers and trace elements: Adding about 14%.

In the actual batching process, an operator will add various raw materials to dynamic or static batching machine according to the corresponding NPK ratio of the specific formulas. ثم, you can add the necessary auxiliary materials to meet the requirements of the finished fertilizers. بالإضافة إلى ذلك, the advanced control system automatically calculates the amount of each NPK component and strictly monitors the ratio during the batching process. هكذا, this ensures the accuracy of the NPK ratio of 15-15-15.

15-15-15 NPK Compound Fertilizer Proportion

بالطبع, we will ask the customer in advance if they are considering an automatic feeding system to reduce human intervention. نتيجة ل, this high-precision batching technology makes the NPK fertilizer production process more reliable and efficient, meeting the needs of different industries, including professional users in agriculture, horticulture, and soil improvement.

How to Make The Best Ratio in NPK Fertilizer Production Process?

In most cases, NPK ratio (ن:ص2س5:K2س) is 1-1-1 (e.g.15:15:15 أو 20:20:20) will provide all of the nutrients that all plants require for optimal growth. بجانب, here are some formulas for NPK fertilizer prodution are as follows/

Full Growth

بجانب, you can make the NPK mixtures ratio of 4-2-3 أو 4-3-2 for full growth period of crops.

Rooting

Fertilizer factory can raise phosphorus content, like 1-2-1 NPK fertilizer ratios.

Flowering & Fruiting

You can increase potassium ratios to 1-1-2, 1-2-2, أو 2-1-2.

Leaf Growth

NPK fertilizer factory need to achieve 2-1-1 أو 3-1-1 fertilizer ratios.

If you want to make accurate compound NPKs proportion, you need more than one high-quality batching machine. لكن, if raw materials contain large pieces that are difficult to handle, like DAP or other phosphorus sources, you should crush them firstly.

The adoption of NPK fertilizer production technology plays a pivotal role in your manufacturing processes for the production of high-quality compound fertilizers. Our production lines are equipped with three distinct techniques for NPK fertilizer blending, wet granulation, and dry granulation, covering the entire process from crushing to bagging. These techniques enable us to efficiently produce compound NPK fertilizers with multiple nutrients.

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