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Process Flow of Chicken Manure Organic Fertilizer Production Line

General workflow of organic fertilizer production line:

Raw material collection—biological fermentation with fermentation bacteria—organic fertilizer semi—finished product fermentation completed—crushing—sieving —pre-mixing—-granulation—-drying—cooling—-sieving—-packaging

Let’s take the processing of chicken manure as an example to briefly introduce the fermentation process of the organic fertilizer production line:

self propelled compost turner

Ground strip fermentation:

  1. The venue. A relatively flat and open fermentation site is required. Both soil ground and hardened ground are acceptable, and the soil ground needs to be compacted.
  2. Stacking of raw materials. Stack the fermented product into a strip shape. Take the 2300 model of ground-type compost turner as an example. The output of this model is 500-800 cubic meters per hour, the stacking width is 2.3 meters to 2.5 meters, and the height is 1.0 meters to 1.3 meters. It uses a 58-horsepower multi-cylinder diesel engine. , Suitable for large and medium-sized organic fertilizer manufacturers.
  3. Water regulation. Then it is equipped with auxiliary materials to adjust the moisture of the fermented product. Generally speaking, the weight ratio of feces to auxiliary materials is 3:1. Of course, the specific conditions are adjusted according to the moisture of the raw materials. The moisture content of the adjusted material should be controlled at about 65%. Sprinkle the bacteria evenly on the surface of the fermented product, and use the ground-walking compost turner to turn the pile, break large pieces, and stir. The piled materials are fluffy. Holding the raw materials can form a mass. Loosen your hands and shake the materials. The dough can be dispersed, the raw material moisture in this state is suitable, and it is also very suitable for aerobic fermentation conditions.
  4. Pay attention to the temperature rise of raw materials. Basically, the temperature can be raised to between 60°C and 80°C for 23-45 hours, and the temperature can be maintained for 3-5 days, and then the pile can be turned over again to ensure uniform fermentation of the material and also facilitate the diffusion of water. Heating up for three days can basically remove the original smell of feces. The temperature rose to 70°C,turn the pile in time to reduce the damage of beneficial bacteria. It can be fermented into fertilizer in 10-20 days.
  5. Fermentation effect. The fermented materials are loose and odorless, with a water content of about 35%, and are brown or dark brown, which is conducive to later deep processing.
  6. Later deep processing-crushing, screening, granulating, packaging

complete organic fertilizer production line

FPC is a manufacturer specializing in the research and development of organic fertilizer production lines and special equipment for biological organic fertilizers. There is a professional biological fertilizer technology research and development center. After years of research and practice, our company has developed and produced a complete set of organic fertilizer production lines including fermentation equipment, screening systems, batching systems, granulation equipment, and drying equipment suitable for the production of organic fertilizers and bio-organic fertilizers.

How to Deal with Duck Manure in Duck Farms? It’s Enough to Do This!

According to the test, a duck can excrete about 100 grams of feces per day, and 10,000 ducks can excrete about 1 ton of feces per day. According to the breeding cycle, if it is calculated for 40 days, about 40 tons of manure will be excreted. A duck farm that sells 1 million ducks a year will excrete about 4,000 tons of manure every year. Due to the continuous discharge of manure, it is a problem that duck farms must solve. For example, traditional methods of manure treatment have many similar problems:

  1. The place where duck feces accumulate should be large.
  2. The demand for straw bedding is also great.
  3. The environment and sanitation of the duck house are too poor, which has a greater impact on the disease prevention and control of the duck house.
  4. The feces of ducks are washed by rain or flow by themselves, causing serious pollution in the surrounding areas.
  5. Freight increases and economic benefits decrease.

Duck manure is a high-quality fertilizer with rich N, P, and K content and quick effect. It can improve the soil, increase organic matter, and improve soil fertility when used in farmland. In order to improve the economic benefits of farmers

The processing of duck manure into organic fertilizer has become an ideal choice. Then the duck manure is processed into organic fertilizer? The following FPC company analyzes the methods and techniques of duck manure into organic fertilizer particles:

organic fertilizer granulation line

The organic fertilizer production process is closely related to the equipment configuration of the organic fertilizer production line. General organic fertilizer production line complete equipment is mainly composed of fermentation system, drying system, deodorization and dust removal system, crushing system, batching system, mixing system, granulation system, screening system and finished product packaging system.

The construction scale of the equipment configuration of the granular duck manure organic fertilizer production line is generally 5,000 tons-100,000 tons per year. It is necessary to comprehensively consider local resources, market capacity, and market coverage.

The investment scale and product plan design of the granular duck manure organic fertilizer production line need to be formulated according to the following conditions: raw material resource characteristics, local soil conditions, local planting structure and main crop varieties, and comprehensive consideration of local resources, market capacity, and market coverage radius.

The investment scale and product plan design of the granular duck manure organic fertilizer production line need to be formulated according to the characteristics of raw material resources, local soil conditions, local planting structure and main crop varieties, factory site conditions, and the degree of automation of production. FPC has a full set of granular duck manure organic fertilizer production line configuration, professional engineers design a variety of configuration schemes for you.

Fermentation Method of Manure Organic Fertilizer Production Line

Fermented livestock manure is a high-quality organic fertilizer with rich nutrient content. There are both a large amount of organic matter and a high content of three essential nutrients. Organic matter contains 25.5% of stars, 1.63% of nitrogen, 1.54% of phosphorus, and 0.35% of potassium. Manure does not decompose and is applied directly to crops:

  1. Infect pests. Stool contains E. coli and square nematode.
  2. Destroy crops. After the unfermented raw manure and other organic materials are applied to the ground, when the fermentation conditions are available, they are fermented under biological activities. When the fermented part is close to the root and the crop plant is small, the heat generated by the fermentation will affect the growth of the crop , Burn the roots of crops.
  3. Odor. During the decomposition process, gases such as methane and ammonia are produced, which make the soil and crops produce acid and damage the roots of crops.

What is the effect of fermented organic fertilizer (take chicken manure as an example):

  1. Produce a variety of enzymes to control stubble and root-knot nematodes.
  2. Contains beneficial microbial flora, which can activate nitrogen in the air, release phosphorus and potassium nutrients, and replenish soil organic matter.
  3. The soil is soft and easy to cultivate, which promotes soil aggregate structure, releases soil pores, and promotes the growth of roots. Make the soil retain water and fertilizer.

Self Propelled Windrow Compost Turner For Sale

Fermentation method of manure organic fertilizer production line:

The enzymatic process is divided into: composting, heating, turning and throwing, odorless, loose, and fertilizer. When composting, 80% of livestock manure and 20% of straw are crushed and mixed. The mixing ratio of straw and feces can be determined according to the moisture content of the feces. Generally, fermentation requires 65% water content, that is, the hands are kneaded into a ball, water sees through the fingers, but does not drip, and it will dissolve as soon as you let go. Then add corn flour or brown sugar and bacteria to increase the sugar content for the fermentation of the bacteria, so that the multi-dimensional complex enzyme bacteria has an absolute advantage. Add the prepared mixture to the mixer for mixing, mixing-it must be even and thorough without leaving any lumps.

The mixed ingredients are piled into strips with a width of 1.5 meters to 2 meters, a height of 0.8 meters to 1.2 meters and a length of not less than 5 meters. During the fermentation process, pay attention to proper oxygen supply and turn over (turn over several times when the temperature rises to 75or above), and control the temperature rise at about 65°C. Too high temperature will affect the fermentation product.

The moisture of the fermented materials should be controlled at 60~65%. Too high or too low is not conducive to fermentation. Too little water makes fermentation slow. Too much water will cause poor ventilation, slow heating, and produce odor.

The initial temperature of fermentation is 50℃-80℃, which eliminates the odor of chicken manure and other bacteria. In the middle of fermentation and composting, the material becomes loose and dry, with white hyphae. During the fermentation maturity period, the materials give off the scent of koji, and the bacterial fertilizer will be fermented and mature.

Does Sun-Dried Chicken Dung and Cow Dung Need to Be Fermented?

Sun-dried chicken manure and cow manure need to be fermented. The fermented chicken manure and cow manure belong to the category of farmyard manure. Fermentation is a key step in the production of organic fertilizer. The purpose is to deodorize, sterilize, and increase beneficial bacteria. Unfermented raw materials contain a lot of heavy metals, insect eggs, weed seeds, and other harmful bacteria. If they are directly applied, it will not only consume fertilizers but also increase the probability of crop diseases and insect pests.

The method of fermenting chicken manure and cow manure in a large-scale organic fertilizer processing plant:

There are three common fermentation methods: fermentation tank fermentation, strip fermentation, and tank fermentation.

Chicken Manure Fermentation Tank

Fermentation tank fermentation uses a new type of fermentation equipment to put raw materials into the fermentation tank for fermentation. The equipment has a deodorizing system, a ventilation system, a stirring system, and an auxiliary heating system. The characteristic is that it is not affected by the environmental temperature, can be produced at any time, and the fermentation speed is fast.

Self propelled windrow compost turner on site

Pile fermentation, using an open field for fermentation, is suitable for organic fertilizer processing plants where the site is limited and does not want to invest heavily in civil engineering. Features: The operation of the fermentation site is flexible and changeable, and the self-propelled windrow compost turning machine is easy to walk.

Wheel type compost turner machine

Trough fermentation, build a fermentation tank in the factory area, install a track on the upper part of the enzyme pool wall, a trough type compost turner walks on the track, the raw materials are put into the tank, the turning machine walks back and forth to turn the material, and it is characterized by stable equipment operation , Suitable for organic fertilizer processing plants with larger output and mass production.

If you want to know the specific ingredients and methods of fermentation, please feel free to inquire.

How Much Does a Cow Dung Organic Fertilizer Production Line Cost?

The price of the cow dung organic fertilizer processing line depends on the scale of production, and the cost is generally USD 35,500. (For example: the price of 3,000-5,000 tons of small-scale cow dung organic fertilizer production line is generally 30,000-60,000 U.S. dollars)

According to the investment cost of the organic fertilizer production line, two treatment options can be selected:

Powder organic fertilizer production line for cow manure disposal

First, the organic fertilizer production line with a relatively small investment amount is relatively more efficient, and the investment amount is relatively small. The above-mentioned annual output of 5,000 tons of organic fertilizer production line investment is about 60,000 US dollars. The disadvantage is that the production process is not fully automated and is divided into multiple production processes, which requires manual assistance in production.

The second is the production line of cattle manure organic fertilizer processing equipment with a large investment amount. This method of producing organic fertilizers has only been introduced to the market in recent years. Although the investment amount is relatively high, the general market price is more than 90,000 US dollars per set, but its biggest advantage is that it saves time and effort. Only the raw materials are put into the silo with a forklift, and the entire production process is automatically completed.

Powder or granular organic fertilizer production line 3D flow chart

Common cow manure treatment methods in cattle farms: build biogas digesters. In recent years, people have built biogas digesters to treat cow manure, and the effect is very satisfactory. It not only solves the fuel source of the masses, but also fully decomposes cow dung. The residue and liquid of biogas are very good organic fertilizers, which can improve the yield and quality of fruits and vegetables.

The dry cow manure used to produce organic fertilizer contains 10%-20% crude protein, 1%-3% crude fat, 20%-30% nitrogen-free extract and 15%-30% crude fiber, so it has High nutrition. Dry cow manure is fermented to produce organic fertilizer. It can make the soil soft, improve soil compactness, chelate trace elements in the soil, and improve soil fertility.

The Mechanism And Effect of Bio-Organic Fertilizer-Organic Fertilizer Production Line

Bio-organic fertilizer is very effective

Bio-organic fertilizer is organic solid waste (including organic waste, straw, livestock and poultry manure, cake, agricultural and sideline products, and solid waste from food processing) that is processed by biological fertilizer strains after fermentation, deodorization and complete decomposing. . It can regulate the soil, activate the activity rate of microorganisms in the soil, overcome soil compaction, and increase soil air permeability. Bio-organic fertilizer can also improve the fertility of the soil and greatly increase the production of food crops, cash crops, vegetables, and fruits.

Whole bio organic fertilizer production line

The process of making bio-organic fertilizer

The production of bio-organic fertilizer for animal manure can be divided into two methods: static processing and dynamic processing. Generally, the method used by households to make organic fertilizer is static processing, which is simple in method, easy to operate, low investment, and suitable for small-scale farming specialized households to operate.

  • Preparation of raw materials and auxiliary materials

Choose a piece of land with a flat ground and no water accumulation, and stack the livestock and poultry manure and auxiliary materials separately. Generally, granular or powdered wheat bran, peanut shell powder, etc. are used as main auxiliary materials. If you use corn stalks, cotton stalks, etc. as auxiliary materials, you must first cut them into lengths of 5-10 cm. Too long will make mixing inconvenient. The purpose of adding auxiliary materials is to adjust the water content and carbon-nitrogen ratio of chicken manure and increase the air permeability of the fermented product.

complete organic fertilizer production line

  • Operation steps

Sprinkle the bacteria evenly on the prepared chicken manure and stir evenly. During the mixing process, the moisture content of livestock and poultry manure should be adjusted to about 60%. If the water content is too high, it is necessary to sprinkle auxiliary materials such as wheat bran and corn stalks on the livestock and poultry manure to reduce the water content of the raw materials. If the water content is too low, you should add fresh raw materials or sprinkle some water. Stack the mixed materials on the fermentation platform in a stack, at this time, the height is about 1-1.2 meters.

  • Management of fermentation process

During the fermentation process, the control of temperature is very important. The temperature is too low to reach the maturity standard. When the temperature is too high, the nutrients in the compost are easily lost. Turn the pile properly when the temperature reaches about 60 degrees.

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Requirements for fermentation temperature and time:

After composting, the raw materials enter the first fermentation stage. It will automatically heat up to above 55°C and maintain it for 5 to 7 days. At this time, most of the parasite eggs and harmful bacteria can be eliminated, reaching the harmless treatment standard. Turn the pile once in about 2 to 3 days, which is conducive to ventilation, heat dissipation, and even decomposing. After 7-10 days of fermentation, the temperature in the compost drops below 40°C, and the color of the bio-organic fertilizer changes to dark brown or yellow-brown. The organic fertilizer inside the compost has a large amount of white mycelium attached to the surface, which is odorless and has a slight ammonia smell, which has reached the maturity standard, and can be directly used as a base fertilizer or top dressing in the field.

Wheel type Compost Turner for Large Scale Composting

  • Matters needing attention in the fermentation process

In the process of manufacturing bio-organic fertilizer by static method, attention should be paid to:

Covering the surface of the fermented material with a layer of about 10 cm of finely chopped straw or sprinkling a layer of calcium persulfate can reduce the evaporation of ammonia and avoid the loss of nutrients. In case of strong wind during the fermentation process, the top should be covered with breathable materials such as straw to reduce the evaporation of water and the loss of temperature. Livestock manure is stored for too long or there are more straws and weeds in the manure, and there is less manure. You can add some rapeseed meal, urea or fresh livestock manure to increase the nitrogen content, increase the carbon-nitrogen ratio, and speed up the fermentation speed. , Improve the quality of fertilizer. The pH value of the compost should be controlled at 5.5-8.5. If the pH value of the compost is lower than 5.5, it is too acidic and can be adjusted by adding quicklime appropriately. It is necessary to avoid making bio-organic fertilizer in the open air during the rainy season to prevent the moisture from being too high. If there is high moisture content and poor air permeability during the, a few straws can be inserted in the middle of the fermentation pile to help air permeability.

How Does the Organic Fertilizer Equipment Make Pig Manure Organic Fertilizer?

Pig manure organic fertilizer equipment is a device that uses fresh pig manure as raw material and undergoes a series of processing to produce organic fertilizer fertilizer with good nutritional value. What equipment does the pig manure organic fertilizer equipment include?

Including windrow composting turner machines (also called stack turning machines, fermentation turning stackers), horizontal mixers, disc granulators, dryers, rotary coolers, drum screening machines, coating machines, and automatic packaging machines. Pig manure organic fertilizer equipment process introduction:

Process for Making Powdery Organic Fertilizer from pig Manure

  • The ratio of raw materials per ton: 500 kg of pig manure + 300 kg of auxiliary materials + 200 kg of bacterial residue + 100 g of RW bacterial agent. (The above pig manure can be replaced by other livestock manure)
  • Strip stack: According to the above raw material ratio, the strip stack can be carried out according to the needs. The length of the strip stack is not limited, the width is 4 meters, and the height is 2 meters. When stacking, the materials need to be evenly stacked layer by layer.
Large Scale Compost Turner

Large Scale Compost Turner for pig manure disposal

  • Add inoculants: expand the volume of the dregs for biological inoculants in a ratio of 1:5, mix them evenly, and sprinkle them on the surface of the piles according to the number of piles.
  • Stirring and fermentation: Stir the pile evenly with a mixer. After the temperature rises above 60 degrees, turn the pile every 4-5 days. After 15 days of fermentation at 60 degrees, put the pile away.
  • Screening and processing: After fermentation according to the above steps, it will become pure organic fertilizer after screeningand deep processing.
  • Granulation: granulate the fermented pure organic fertilizer. According to different raw materials, select the granulator, disc granulator, extrusion granulator, extrusion and throwing ball integration, etc.
  • Drying, cooling and packaging; the moisture content of the freshly manufactured granules is relatively large, and the moisture needs to be dried to below 20% of the organic fertilizer standard. The dried granular organic fertilizer is directly packaged after being cooled by a cooler.

Pig Manure Granulation Machine

The advantages of pig manure organic fertilizer:

  • Pig manure organic fertilizer does not contain any chemical ingredients. Due to poor digestibility of pigs, only 25% of the nutrients can be consumed, while the other 75% of the nutrients in the feed are excreted with the manure, so that the dried product contains nitrogen, phosphorus, and potassium,organic matter, amino acids, protein and other ingredients.
  • The main substance in the pig manure organic fertilizer is organic matter, and the pig manure organic fertilizer increases the organic matter content in the soil. Organic matter can improve the physical, chemical and biological properties of the soil, mature the soil, and increase the fertility of the soil.
  • Pig manure organic fertilizer can also make the microorganisms in the soil multiply, especially many beneficial microorganisms, such as , ammonifying bacteria, cellulose decomposing bacteria, nitrifying bacteria, etc. Pig manure organic fertilizer contains various active enzymes secreted by the digestive tract of animals and various enzymes produced by microorganisms. After these substances are applied to the soil, the enzyme activity of the soil can be greatly improved.
  • Pig manure organic fertilizer not only improves the soil environment, the living environment, and reduces pollution, but also after the organic fertilizer is applied to the soil, the ecological environment resources can be recycled.

What Factors Will Affect the Price of Pig Manure Turning Machines?

large scale wheel type compost turning machine

large scale wheel type compost turning machine

When we produce pig manure organic fertilizer, the first equipment we need is the fermentation turning machines, and it is also an indispensable equipment in the organic fertilizer fermentation process. There are many types of pig manure compost turning machines, and of course the prices are different. The factors affecting prices are mainly these aspects.

  • Manufacturer

Manufacturer factors will lead to certain price differences. Generally, large and powerful manufacturers are more standardized when manufacturing equipment. In order to build a good user reputation for their own enterprises, they are often more cautious when selecting raw materials and the quality of raw materials will be screened to a certain extent. . The pig manure compost turner machine produced is of better quality, low failure rate and good use effect. But the price is often a bit more expensive than some second-rate small factories, because small manufacturers are likely to work hard on the cost of raw materials in order to reduce costs and increase competitiveness.

  • Different methods of fermentation equipment

Fermentation methods of organic fertilizers are divided into three categories, windrow-type fermentation, trough-type fermentation, and fermenter fermentation. The fermentation equipment used in each fermentation method is different. The strip type fermentation uses a self-propelled compost turning machines, the trough type fermentation uses a trough type compost turner machine, and the fermentation tank fermentation uses a special organic fertilizer fermentation tank. The prices of the three are generally the most expensive fermentation tanks, followed by self-propelled fermentation, and trough fermentation is the cheapest and most commonly used.

  • Hourly output of equipment

After determining the fermentation method, the selection must be narrowed down to a certain category. Then you have to choose specific equipment specifications based on your predicted annual output, such as trough turning machines, with widths ranging from 3 to 10 meters. The larger the output, the larger the size of the equipment you choose. The price of pig manure turning machine under 5 meters is 5,000-8,000 dollars, and the price of more than 5 meters is more expensive 8,000-17,000 dollars. Therefore, the final equipment price is determined by production capacity and output.

As mentioned above, we have a certain understanding of the price of pig manure composting turner machines. In summary, when selecting equipment, we must find a strong manufacturer. There will be a certain guarantee in terms of equipment manufacturing technology and quality, so as to avoid cheap and expensive equipment. There are a lot of troubles, and then we must determine the fermentation method and output to choose a suitable pig manure turning machine.FPC swine manure compost turner will be your best choice.

FPC Crawler-Type Compost Turner Is Sturdy And Durable with High Efficiency

FPC crawler-type compost turner equipment is a kind of large-scale windrow fermentation machine, with full hydraulic operating system, tie-rod steering wheel operation, crawler type walking, sturdy and durable, strong power, large output, strong dumping ability, hydraulic lifting of the turning drum adjustment, high degree of automation, simple operation and easy to master. It is a professional turning equipment for the aerobic fermentation of organic materials into organic fertilizer.

Performance characteristics

The ground stacking fermentation mode is currently the most economical fertilizer mode for civil engineering and human resources. The materials need to be piled into long strips, and the materials are stirred and broken regularly by the compost turner, and the organic matter is decomposed under aerobic conditions. It also has the function of crushing, which greatly saves time and labor, greatly improves the production efficiency and product quality of the organic fertilizer plant, and greatly reduces the cost. When the compost turning machine is working, it can effectively mix sludge, viscous chicken manure and other materials with strains and straw powder evenly. Create a better aerobic environment for the fermentation of materials. Not only is it much faster than deep tank fermentation, but it also effectively prevents the generation of harmful and odorous gases such as hydrogen sulfide, amine gas, indole, etc. during the fermentation process, which meets environmental protection requirements

Working principle

Bio-organic fertilizer composting machine is a bio-organic fertilizer that uses the principle of oxygen-consuming fermentation to produce environmentally friendly and soil-improving bio-organic fertilizer from poultry manure, agricultural waste, sugar factory filter sludge, sludge, domestic garbage and other pollutants. It can achieve one-day temperature rise, 3-5 days deodorization, sterilization (can completely kill eggs, bacteria, etc. in the feces), and seven days to become fertilizer. It is faster and more efficient than other mechanical fermentation methods. Some auxiliary facilities can also be added according to customer requirements, such as automatic sprinkling devices.

Click here to find out more information about the crawler type compost turning machine. https://www.fertilizerplantcost.com/crawler-type-compost-turner/

 

What Is the Principle of Making Organic Fertilizer by Self-Propelled Turning Machine?

What Is the Principle of Making Organic Fertilizer by Self-Propelled Turning Machine?

The self-propelled compost turning machine adopts hydraulic transmission, adopts domestic advanced high-power diesel engine, four-speed operation, and controllable turning width, which can effectively combine the crushing, mixing and stirring of bio-organic materials to provide a better aerobic environment for the fermentation of materials.

Introduction to the operation steps of the self-propelled turning compost machine

  • Mix the straw, manure and fermented organic fertilizer bacteria liquid and stir evenly;
  • Pile up the mixed materials and cover them with straw mats. Please note that the organic fertilizer fermentation is aerobic fermentation, and there is no need to build a completely sealed factory building or a large covered roof.
  • Adjust the water content, and the humidity of the mixture should be 40%-50%. The judgment method is: knead the mixture into a ball without dripping, and then loosen it to disperse.
  • Automatically advanced turning machine turns and mixes. Usually, it needs to be turned over on the third day of fermentation. If you need to match the corresponding fermentation auxiliary materials during the fermentation, you can sprinkle the starter of the fermented organic fertilizer to help the fermentation; the same operation can be carried out on the seventh day until the fermentation is completed; usually, the decomposition of the organic fertilizer can be 10-15 Finished in days.

Advantages of self-propelled turning compost machine

  • The design concept of ergonomics, mechanical substitution of labor, and people-oriented emphasizes human-machine coordination, simplifies operating procedures, and improves the overall safety of product design.
  • Product intelligence has begun to take shape. Self-propelled turning compost machines, as the main equipment type for fermentation turning compost operations, must adapt to the increase in costs brought about by the rapid increase in labor costs, and realize intelligence under the impact of new technologies, new processes and new requirements.
  • Pay attention to the processing and production of product details, which inevitably requires improving the overall stability and quality of the product. How to make the self-propelled turning machine stand out in the future competition? So quality is the lifeline of the product. Only through the continuous improvement of product quality, the coordination of people and equipment, and the continuous optimization of product details, can the self-propelled trigger adapt to the needs of organic fertilizer processing plants under the new form and improve user experience.

FPC produces two types of self-propelled compost turner machines. They are crawler type compost turner and movable compost turner. Click this link to get more information about this fermentation machine. https://www.fertilizerplantcost.com/self-propelled-compost-turner/