A feed extruder machine is a key piece of equipment used in modern feed processing. It works under high temperature, high pressure, shear, and friction, causing raw materials to expand rapidly and form uniform feed pellets. This extrusion process not only improves the physical structure of feed but also enhances the digestibility and nutrient absorption of animals. With the rapid growth of aquaculture, poultry, livestock, and pet industries, the feed extruder has become an essential part of feed production lines.
Feed Extruder Selection Guide
This article will delve into the principles and advantages of the extrusion process,
reveal its growing potential in the feed processing industry,
and provide practical advice on how to choose the right feed extruder for your production needs.(Related Post:Buy Feed Extruder Machine At Factory Price)
Main Types of Feed Extruder Machines
Before buying a feed extruder, it is important to understand its main categories. The two most commonly used are dry type feed extruder and wet type feed extruder.
Dry Type Feed Extruder Machine
Working Principle:
Raw materials are dried and extruded under high temperature and pressure, then rapidly depressurized to expand into puffed feed. The process is completed in a short time.
Processing Characteristics:
No need for additional steam boilers, less water is added, saving energy and investment costs. Easy to operate and maintain.
Applications:
Widely used for fish feed extruder, poultry feed, livestock feed, and pet food. Dry extruded feed has stable structure and is easy to store and transport.
Advantages:
Low cost, simple structure, especially suitable for small farms or small-scale feed plants. Ideal for floating fish feed and pet food.
Affordable Dry Type Feed Extruder
Wet Type Feed Extruder Machine
Working Principle:
Water and steam are added during extrusion under high temperature, allowing starch and nutrients to fully gelatinize and break down.
Processing Characteristics:
Produces more uniform pellets with better stability and higher digestibility. However, wet extruded feed requires stricter storage and transport conditions.
Applications:
Mainly used in aquaculture feed production as a professional aquatic feed extruder machine. Wet extruded pellets are easier to digest for fish and shrimp, improving feed utilization.
Preservation Methods:
Must be stored in a cool, dry place using sealed containers. Follow “first in, first out” inventory management.
Advantages:
Higher output, lower energy consumption, suitable for medium and large-scale feed plants. Ideal for fish feed production lines and professional pet food factories.
Wet Type Feed Extruder Machine for Sale
Whether you need dry type feed extruder for small-scale farms or wet type feed extruder for large feed plants,
ABC Machinery offers professional equipment and turnkey feed production line solutions.
Applications of Feed Extruder Machines
Feed extruder machines play a crucial role in different sectors of the feed industry:
- Aquaculture Feed
Produces floating, sinking, and slow-sinking pellets to meet feeding habits of fish and crustaceans. Floating pellets reduce waste and water pollution. Studies show fish feed extruder products can improve digestibility by 10%–35%.
- Pet Food
Precisely controlled extrusion makes pellets more attractive, crunchy, and digestible. It also improves palatability and increases feed intake by around 25%. High temperature extrusion reduces harmful microbes, ensuring safety of pet food.
- Poultry and Livestock Feed
Extrusion improves starch gelatinization and protein digestibility. Animal feed extruder machines are especially beneficial for young animals such as piglets and calves, increasing digestibility by 15%–20%. Lower moisture (about 15% less) makes feed easier to store and transport.
- Special Feeds
Extruded feed can be customized for frogs, turtles, ornamental fish, and other species. It removes anti-nutritional factors and improves nutritional value, making the feed more effective.
Advantages of Extruded Feed vs. Common Pellets:
- Improves digestibility and absorption (15%–20% higher, up to 35% for fish).
- Enhances palatability, increasing feed intake by ~25%.
- High-temperature disinfection reduces microbes by over 90%.
- Lower moisture content extends shelf life.
- Floating and water-stable properties reduce pollution.
Explore Different Types of Extruded Feed for Animals
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How to Choose the Right Feed Extruder
When buying a feed extruder machine, choosing the right model is critical for efficiency and profitability. Consider production scale, type of animals, performance parameters, and budget. (Related Projects:Feed Extruder to Ecuador)
Production Scale
- Dry Type Feed Extruder
Ideal for small farms, household use, or trial production. It operates without a boiler, making it easy to install, energy-saving, and low-cost. The dry extruder is suitable for beginners or those who want to produce feed in smaller batches without large investments. - Wet Type Feed Extruder
Better for medium to large-scale feed mills that require stable, continuous production. It uses steam to precondition raw materials, resulting in higher efficiency, stronger pellet expansion, and improved nutrient retention. Although the initial cost is higher, the wet type offers better returns for large-scale operations.
Animal Type
- Aquaculture Feed
A feed extruder must produce floating, sinking, or slow-sinking pellets to suit different species. The wet type extruder is highly recommended here, as steam conditioning improves pellet stability and reduces feed waste in water. - Pet Food
For dog and cat feed, pellet shape, texture, and palatability matter. The dry type extruder is often chosen by smaller pet food businesses because it delivers crispy, well-shaped pellets at a lower cost. Larger plants producing premium pet food may prefer wet type for consistent quality and safety. - Poultry and Livestock
Chickens, pigs, and cattle benefit from feed with better digestibility and starch gelatinization. The wet type extruder can achieve this more effectively, making it the go-to option for commercial farms, while the dry type is sufficient for small family farms.
Equipment Parameters
Below is a reference table of feed extruder models and specifications:
| Model | Screw Diameter | Capacity (kg/h) | Main Power | Feeding Power | Cutting Power | Size (mm) | Weight (kg) |
|---|---|---|---|---|---|---|---|
| BEM40 | φ40mm | 30–40 | 5.5kw | 0.4kw | 0.4kw | 1400×1100×880 | 310 |
| BEM50 | φ50mm | 60–80 | 11kw | 0.4kw | 0.4kw | 1450×1120×900 | 360 |
| BEM60 | φ60mm | 120–150 | 15kw | 0.4kw | 0.4kw | 1470×1150×900 | 386 |
| BEM70 | φ70mm | 180–250 | 18.5kw | 0.4kw | 0.4kw | 1500×1320×950 | 640 |
| BEM80 | φ80mm | 300–350 | 22kw | 0.4kw | 1.1kw | 1800×1500×1000 | 790 |
| BEM90 | φ90mm | 400–450 | 30kw | 0.6kw | 1.5kw | 2300×1640×1000 | 950 |
| BEM120 | φ120mm | 500–700 | 55kw | 1.1kw | 2.2kw | 2330×2000×1200 | 1850 |
| BEM135 | φ133mm | 800–1000 | 75kw | 1.1kw | 2.2kw | 2330×2030×1200 | 2050 |
| BEM160 | φ155mm | 1200–1500 | 90kw | 1.5kw | 2.2kw | 3100×2650×1800 | 3600 |
| BEM200 | φ195mm | 1800–2000 | 132kw | 1.5kw | 3.0kw | 3100×2850×1900 | 4322 |
Selection Tips:
Small scale farms: BEM40–BEM60, low investment, simple operation.
Medium aquaculture or pet feed plants: BEM70–BEM90, flexible capacity and stable performance.
Large-scale feed mills: BEM120 and above, high output and reliable for continuous operation.
A feed extruder is a powerful tool to improve feed quality, animal nutrition, and farm profitability. Whether for aquaculture, poultry, livestock, or pet food, choosing the right feed extruder machine will give you a clear competitive edge. By investing in a reliable animal feed extruder or fish feed extruder, you can produce high-quality extruded feed, reduce costs, and achieve long-term success in the feed industry.
Not sure which feed extruder suits your farm or feed mill?
Contact ABC Machinery today! Our experts will help you select the right feed extruder machine based on your production scale, animal type, and budget.
