This small, household stainless steel feed pellet machine is designed specifically for livestock farming. It compresses powdered ingredients like corn and soybean meal into hard pellets at high temperatures, making them easy to store and feed.
Its core advantage lies in its use of high-quality stainless steel, which is durable, wear-resistant, and corrosion-resistant, ensuring clean, hygienic feed and an extremely long service life. It acts like a pelletizing tool, transforming loose, floury feed into the solid, easy-to-feed, and convenient pellets we commonly see.
This article will comprehensively explain the working principle, technical features, model specifications, and application areas of the feed pellet machine.
Simply put, A feed pellet machine is a “forced forming” machine. It uses tremendous physical pressure to force mixed powdered feed through a die with countless small holes (called a “ring die” or “flat die”), resulting in dense, solid cylindrical pellets.
You can think of it like a giant “noodle machine”: flour and water are mixed to form a dough (in a pellet machine, it’s powder and steam), then placed in a dough press and squeezed hard, resulting in noodles being squeezed out of the perforated die.
The working principle of a feed pellet machine is very similar, except that it uses more power and pressure, and produces “nutritious food” for animals instead of noodles.
| 模型 | 重量（公斤） | 功率（千瓦） | 电压（伏） | 加水 | 产量（公斤/小时） |
| 150 | 70 | 4.5 | 220/380 | 8% | 80-100 |
| 160 | 80 | 4.5 | 220/380 | 8% | 90-150 |
| 180 | 110 | 4.5 | 220/380 | 8% | 150-200 |
| 210 | 170 | 7.5-11 | 380 | 8% | 300-350 |
| 230 | 190 | 11 | 380 | 8% | 400 |
| 260 | 400 | 15 | 380 | 8% | 500-600 |
| 300 | 750 | 22 | 380 | 8% | 800-1000 |
Some may ask, isn’t it easier to feed powdered feed directly? While it does eliminate the need for machinery, it also introduces more feeding complications. Converting powdered feed into pellets offers four revolutionary benefits:
During transportation and feeding, powdered feed can easily separate ingredients of varying specific gravity (Misalnya, heavy stone powder sinks to the bottom, while light bran rises). Animals are also intelligent and tend to consume their preferred, aromatic ingredients first, leading to unbalanced nutritional intake.
After being pelleted, each pellet contains all the ingredients in the formula, making it impossible for animals to be picky and consuming everything, ensuring a comprehensive nutritional profile in every bite.
Powdered feed is light and dusty. When animals eat, a sneeze or a shake of the head can create a large amount of dust and waste, potentially up to 10%-15%.
Pellets, on the other hand, have a compact structure, are virtually dust-free, and are easy for animals to eat, reducing waste to less than 1%. The long-term savings in feed costs are substantial.
Pellet feed is approximately one-third smaller in volume than powder feed and has a higher density, meaning the same truck can carry more feed, saving transportation costs. Lebih-lebih lagi, the pellet structure is stable, making it less prone to moisture absorption and clumping, which helps maintain quality and prevents mold during storage.
This is the most critical aspect! During the pelleting process, high-temperature steam is introduced, which acts as a “preliminary cooking” (cooking) of the feed. This process kills some harmful microorganisms, such as Salmonella, making the feed safer.
Cooking also breaks down the starch granule structure (gelatinization) and some anti-nutritional factors, making it easier for animals to digest and absorb, significantly improving feed conversion efficiency (i.e., the “feed-to-meat ratio” or “feed-to-egg ratio”).
The core operating principle of a feed pellet machine is die-roll extrusion, where mechanical force forces powdered material through specific die holes to form the pellets. This process is divided into three key steps:
Process: The mixed powdered material is fed from the hopper into the machine. Before entering the pressing chamber, many pellet machines undergo a “conditioning” process, where steam or hot water is introduced directly into the powdered material.
Purpose:
Softening the raw material: Increasing its moisture and temperature softens it, making it easier to press and forming while reducing wear on the die.
Gelatinizing starch: Heat gelatinizes the starch in the raw material, which not only improves digestibility but also acts as a natural binder as the pellets cool, making them stronger and less prone to falling apart.
Process: The conditioned wet powder is fed into the “pressing chamber.” Inside the press chamber is a ring-shaped die, covered with numerous small circular holes of a specified diameter. One or more rollers (usually two or three) rotate at high speed, driven by a motor, against the inner or outer walls of the die.
Operating Principle:
The rotating rollers continuously press the powder into the die holes.
Due to the small die holes, the powder is subjected to tremendous pressure and friction as it passes through.
This extremely high pressure generates high temperatures (even without prior conditioning), further promoting starch gelatinization and softening of the raw material.
Under this powerful pressure, the powder is compressed and shaped, and continuously extruded from the other end of the die hole, forming compact cylindrical strands.
The Flat Die Pellet Mill—A Universal Tool for Small and Medium-Sized Farmers and Rural Residents
Operating Principle: A horizontal, perforated, disc-shaped die (the flat die) is stationary, with one or two rotating rollers above. Powdered material falls from above, where the rotating rollers press it into the holes of the flat die. It is then extruded from the bottom of the die and cut by a cutter.
Advantages:
Simple Structure: Low manufacturing cost, affordable price, and low purchase and maintenance requirements.
Adaptability: The moisture content of the material is not very critical, and even fibrous materials such as grass meal and sawdust can be pressed.
Easy Die Replacement: The flat die is compact and lightweight, making it easy for one person to replace.
Faced with the dazzling array of products on the market, keep the following key tips in mind:
Clarify your needs: Pertama, determine what you’re primarily producing (pig feed, chicken feed, fish feed, or cattle feed), and your approximate daily usage. This will determine whether you need a ring die or a flat die, as well as the machine’s power.
The “heart”: The die (ring die or flat die) is the core, consumable component of the pellet machine. Its material and heat treatment directly determine its service life and output quality. High-quality molds should be made of alloy steel and carburized for wear resistance and durability.
Match power to output: Don’t just look at the manufacturer’s stated “maximum output”; focus on the “stable output” under normal production conditions. Higher power generally means higher output, but also greater power consumption.
Investigate the manufacturer’s strength: Choose a manufacturer with a solid technical background and comprehensive after-sales service. Pellet machines are durable equipment, and good after-sales service (such as mold repair and technical guidance) is crucial.
Tips: If you are producing aquatic feeds such as fish and shrimp, you need a very small particle diameter (1-2 mm) and high stability in water, so you usually need a special aquatic feed pellet machine, which often has a stronger conditioning system and a more sophisticated ring die.
Komponen inti, exceptional durability:
Key rollers and dies are made of high-strength alloy steel and stainless steel, undergoing a special heat treatment process for exceptional wear and fatigue resistance. This means longer continuous operation, lower failure rates, and a lifespan far exceeding industry standards.
The machine is equipped with a stable and adjustable transmission system and feed mechanism.
You can seamlessly adjust production capacity within the rated range, from 80 to 1000 kg/hour, to meet actual production needs. This allows for both small-batch trials and large-scale production, effectively aligning production schedules and avoiding energy and resource waste.
Precise die technology and a scientifically designed compression ratio ensure pellets with uniform density, a smooth surface, moderate hardness, and minimal dusting. During the pressing process, a moderate temperature rise promotes starch gelatinization, enhancing palatability and nutrient retention, improving digestibility and absorption.
By quickly changing dies with different die diameters, a single machine can produce pellet feed of various diameters and lengths, easily meeting the specific feeding needs of various animals, including aquaculture, poultry, pets, and specialty livestock, achieving high production flexibility and a high return on investment.
Requirements: Produce commercial feed pellets of various brands and formulations for market supply.
Value: Pellet form is a mainstream market demand and a necessary requirement for commercial sales. Pellets with stable quality and uniform appearance facilitate brand building and long-distance transportation.
Requirements: Centrally purchase raw materials and process feed pellets for cooperative members.
Value: Leverage scale advantages to reduce raw material procurement costs, ensure feed quality through centralized processing, provide core production materials services to members, and strengthen cooperative cohesion.
Demand: Produce sinking or floating pellets that are highly water-resistant and retain their shape in water for extended periods.
Value: Preventing feed from dissolving in water, which can cause water pollution and feed waste, is crucial for high-value aquaculture.
Demand: Produce dog food, cat food, and exotic pet food in various formulations.
Value: Pellets are the standard form of dry pet food. By adjusting the formulation and process, pet food can be produced to meet the needs of different breeds, ages, and health conditions, offering significant added value.
Cash Animal Farming (Rabbit, Fox, Mink, dll.)
Demand: Produce specialized pellet feed.
Value: Pellets not only meet nutritional needs but also help rabbits and other animals maintain their teeth, essential for their healthy growth.
Demand: Self-prepared and small-batch production. Value:
Recipe flexibility: You can flexibly adjust the recipe based on your own grain inventory and local, inexpensive agricultural and sideline products, minimizing feed costs.
Quality control: You control the entire process from raw materials to finished product, eliminating counterfeit and inferior feed for peace of mind.
Multiple uses: One flat die pellet machine can pelletize dozens of pigs, compress straw for cattle, and even compress corn cobs and sawdust into biomass fuel pellets for heating, making it extremely practical.
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