Disc Granulator Machine

In the process of making fertilizer, the disc granulator machine is one of the key equipment to process powder fertilizer into granules. It has characteristics of high granulation rate, high efficiency, low investment, etc. Therefore, combining with other fertilizer equipment, such as compost machine, mixer, crusher, dryer, cooler and so on, you can create a disc granulation line to help you produce higher quality pellets. Whether you want to prepare organic or compound fertilizer.

Pan pellet machine for economical fertilizer granule production
Pan pellet machine for economical fertilizer granule production

Disc Granulator Machine

  • Capacity: 1-6 t/h
  • Granule Size: 1-8 mm
  • Granulation rate: over 93%
  • Feeding material moisture: 20-40%
  • Feeding material size: 50 meshes
  • Equipment Material: Carbon steel Q235, Alloy
  • Application: animal manure, biogas residue, humus, NPK, Bentonite, mineral waste, etc

How a pan granulator works to make fertilizer into granules?

When it comes to the working principle, we have to know the structure of the pan granulator first. The pan granulator conprises a large disc, a scraper, a spray support bar, a reducer, a drive motor, a base, etc.

During the process of granulation, the disc type granulating machine mainly makes use of centrifugal force from pan rotation to achieve the purpose of granulation.

  • First, the processed powder materials will be transported into the disk and added with some water.
  • After the pan granulator is set in motion, the disc will be driven by transmission devices.
  • Then the materials will move upward under the action of the rotation of the disc, and fall due to gravity.
  • In this process, the powder materials will roll and stick to each other and finally formed into round granules.
  • After reaching the predetermined diameter, the granules will be out of the pan to the next procedure.


Why so many fertilizer manufacturers buy a pan pelletizer for their fertilizer production plants?

Pan pelletizer is a hot selling fertilizer making machine in SX. From the feedback of our customers, we find there are 5 reasons as follows:

Its granulation rate can reach more than 93%, which means it can make more fertilizer granules you need with the same amount of materials. So you can produce granular fertilizer faster and with less material waste.
The disc of this pelletizer is provided with three discharge ports, which is convenient for intermittent production operations. So it can greatly reduces labor intensity and improves labor efficiency.
The reducer and motor use flexible belt to work start smoothly, slow down the impact force. Moreover, the plate bottom makes use of radiant steel plates to reinforce itself, so that it becomes more durable and never deforms. So pan granulator can offer you service for a longer time.
The scraper can remove the materials attached to the disc body and improve the granulating rate and quality.
The pan pelletizer can be used for various fertilizer preparations, you can make use of it to process cow manure fertilizer, chicken manure fertilizer, NPK compound fertilizer, DAP fertilizer, etc.
Details structure of pan pellet making machine
Details structure of pan pellet making machine

How do you control the granules size in pan pelletizer granulation?

In general, fertilizer production suppliers also have different requirements in granules size. And they may want to change the size of their fertilizer pellets in the future. So how to regulate the particle size with disc granulator machine? Usually, there are two ways to regulate the granules size.

Changing moisture content

First, you can change the pellet size by controlling the water content, and the water spray system can help you control the raw material moisture easily. Less water, smaller size; much water, bigger size.

Adjusting disc angle

And another solution to this problem is regulating the pan slope angle. You can adjust the angle between 35 degrees and 55 degrees to regulate the final granules size. Sharp slope, smaller size; slow slope, bigger size. In this way, you can produce particles of the diameter you need within 1-8mm.

Granulaes made by pan granulating machine
Granulaes made by pan granulating machine
Angle adjustment system of disc granulator
Angle adjustment system of disc granulator

Which type of disk pelletizers is suitable for your fertilizer pellet making?

It is common that different customers have different needs and requirements in production. As a professional and considerate supplier, we design various types of disk pelletizers for you. Whether you have a small, medium or large fertilizer production line, whether you want to produce organic or compound fertilizers, they can meet your needs. Among them, SXYZ-1800 is the one with the smallest output, about 0.8-1.2 tons/h. It is an ideal choice for you, if you want to start a small scale fertilizer making. The largest output one is SXYZ-3600, about 4-6 tons/h, it is suitable for the medium scale fertilizer production line. If you need larger scale production, you can increase the number of pan granulators to expand the output. In addition, they can both be used in producing organic fertilizers or compound fertilizers.

Details technology parameters of pan granulation machine:

ModelDiameter (mm)Edge Height (mm)Rotary peed (r/min)Motor Power (kw)Capacity (t/h)Model of Reducer (KW)Dimensions (mm)
SXYZ-180018003002130.8-1.2XWD5-71-32060*1700*2130
SXYZ-200020003502141.2-1.5XWD5-71-42260*1650*2250
SXYZ-25002500450147.51.5-2.0ZQ3502900*2000*2750
SXYZ-2800280045014112.0-3.0ZQ3503200*2200*3000
SXYZ-3000300045014112.0-4.0ZQ3503400*2400*3100
SXYZ-360036004501318.54.0-6.0ZQ3504100*2900*3800

How much does disc pellet machine cost

Finally, the price of disc granulator machine is an item most customers pay attention to. And it is a major factor in determining whether customers are willing to buy this fertilizer granulation machine. The price of disc granulator on the market is about 1,000 dollars/set to 16,000 dollars/set in 2022, and varies with its capacity and configuration. If you want to know detail price of disc pelletizer you need, you can contact us.

Different types pan granulating machine in SX
Different types pan granulating machine in SX

How to use disc granulator to produce granular fertilizer?

Start up

Before starting up, check whether the reducer is filled with gear oil and whether the rotation direction of the disc is correct.

Operation

After pressing the start button, the host starts, and observing whether the equipment is running normally, whether there is vibration, and whether the rotation is stable.

Feeding

After the equipment is running normally, you can add composted material and water.

Granulation adjustment

After feeding, you can adjust the angle of the disc according to the requirements so that the granules can reach the required size.

Granulation

After adjusting the angle of the disc, the material will be processed into the required granules.


Common FAQ about disc granulator

Besides the above information, you may still want to know more about pan pellet equipment. There are some common FAQs about disc granulator we summarize from our past customers’ feedback for your reference.

A: Before disc granulation, you need to make sure the raw material moisture content about 30%. Because in this case, powdery fertilizer materials can combine with each other to form into pellets effectively. Then what is the water content of the fertilizer pellets after pan granulation? Can it be below 10%? It means a low possibility of sticking and easier transport and storage? In general, the fertilizer granule moisture content is about 20% after disc pellet making. But you can use rotary drum dryer to reduce the granule water content to below 10%.

A: For fertilizer processing equipment, material is essential. It is closely related to the service life of your machines. Because most fertilizer materials have serious erosion to equipment. But SX pan pellet machine mainly adopts Q235B boiler steel as manufacturing material, which has high strength and excellent performance in corrosion resistance. In addition, if you need, we can also add a stainless steel lining to further improve the erosion resistance and prolong the service of your disc granulation equipment.

A: Both are no problems. As mentioned above, SX disc granulator machine can granulate not only chicken poop, cow dung, pig waste, mushroom waste, etc but also N/P/K powder, bentonite, zeolite, etc. If you are still not sure, you can contact us immediately for an answer.

A: Of course. In general, a pan granulation can process 1-6 tons of pellets per hour for you. For larger scale organic and chemical fertilizer production, you can increase the number of disc granulation machines. For example, for 10 t/h organic fertilizer production line, you can use two SXYZ-3600 pan pelletizers (As shown below). Or buying a three pan granulation system for your 15 – 20 t/h chemical fertilizer production (As shown below).

A: 5-8 minutes. This granule making equipment adopts wet granulation method. Under the help of water, powder material will combine with each other more quickly and effectively. Therefore, you can finish the turning from powder to pellets within 5-8 minutes. But this is a continuous process instead of batch by batch.

A: About 50 mesh. Using this kind of raw material, you can produce fertilizer pellets easier. And with a more beautiful appearance.

Double disc granulation line for 8-10 tph organic fertilizer making
Double disc granulation line for 8-10 tph organic fertilizer making
Large scale three pan granulators system for you
Large scale three pan granulators system for you

Why choose SX among so many pan granulator manufacturers?

Through the above introduction, you must have a certain understanding of the disc granulator machine. The next step is to find a reliable company so that you can buy high cost-effective equipment. SX Engineering Equipment Co.Ltd. is definitely an ideal choice for you. It is the leading brand of fertilizer equipment in China and has nearly 20 years of experience in fertilizer equipment manufacturing. SX has a professional team comprised of experts, professors and senior engineers and is dedicated to the research, development, manufacture and promotion of organic fertilizer & compound fertilizer equipment. What is more important is that our products are complete in specifications and quality, and all indicators far exceed national and international standards. These help us earn trust from domestic and foreign customers.

SX fertilizer equipment manufacturing factory
SX fertilizer equipment manufacturing factory

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