Products Description
The Sinking And Floating Fish Feed Processing Line refer to the complete production system for the production of sinking fish feed pellets and floating fish feed pellets. The production line is widely used in the production of aquaculture feeds such as tilapia, catfish, carp, trout, etc.

parameter
| Model/Item | SY-65 | SY-70 | SY-75 | SY-90 | SY-95 | SY-120 | SY-130 |
| Output(kg/hr) | 100 | 100-150 | 200-300 | 300-500 | 500-600 | 700-900 | 1000-2000 |
| Installed power(kw) | 80 | 100 | 135 | 160 | 180 | 245 | 290 |
|
Dimension(m) (L*W*H) |
17*1.5*2.2 | 20*1.5*2.2 | 35*2.0*3.5 | 40*2.0*3.5 | 45*2.0*3.5 | 60*3.0*3.5 | 78*3.8*3.5 |
Features
Precise and stable control of sinking and buoyancy
Our equipment controls the particle density by adjusting the temperature, pressure, moisture ratio and screw combination structure of the puffing section to achieve stable production of sinking or floating feed. The system has a wide adjustment range and the density control accuracy can reach ±0.02 g/cm³. Floating feed can float on the water surface for more than 12 hours, and the sinking speed of sinking feed is stable within 1cm/s. The particles are not easy to disperse, which effectively adapts to the feeding habits of fish at different levels.
High degree of automation
The whole line adopts a PLC control system, equipped with a human-machine touch interface, supporting parameter setting, storage and one-button switching. It automatically completes the processes of raw material ratio, temperature control, puffing, drying, oil spraying, cooling, etc., reducing manual intervention and improving operation consistency.
Strong adaptability
The Sinking And Floating Fish Feed Processing Line has a wide range of adaptability and can process common aquatic feed ingredients such as corn flour, soybean meal, fish meal, wheat flour, bran, calcium phosphate, trace elements, etc., and is suitable for formulas with a fat content of 5%-20% and a moisture content of 20%-35%. Secondly, by changing the mold, the particle diameter can be varied from 0.5mm to 15mm, which supports the production of feed for fry and adult fish of different specifications and meets the needs of multi-species breeding.
Uniform particle quality
Our system is equipped with a precision-controlled puffing chamber and drying section to keep the puffing degree and moisture content of the feed particles stable, and the dissolution rate in the water of the finished product is less than 5%. The particle surface is uniform and the internal structure is dense, which is conducive to stability in water and fish feeding.

Final products
1. Aquatic feed pellet for fish, catfish, tilapia, tilapia fish, shrimp, crab, etc. Both floating and sinking feed pellets. The floating time can be adjusted by the different puffing degree.
2. Pet food pellet for pets like cat, dog, pet bird,
3. Other animals feed pellet, like frog, fox, rabbit, etc.
4. Poultry animals feed pellet, like chicken food, goose feed, sheep feed, etc.


Applications
Aquaculture Feed Production
This line is key to producing both floating and sinking fish feeds for various aquaculture species such as tilapia, catfish, carp, trout and ornamental fish.
Commercial Feed Mills
Large-scale feed mills rely on automated fish feed lines to maintain steady production and consistent quality.
Fish Feed Suppliers and Distributors
Suppliers benefit from this line to produce a wide range of feed types suitable for different customer groups, including small-scale farmers and aquaculture companies.

certificate
Our company and our products have obtained CE, SGS, ISO, and other certifications, and hold dozens of invention patents and honorary qualifications such as high-tech enterprises

Company information

FAQ
Q: What is a Sinking and Floating Fish Feed Processing Line?
A: It is a complete set of equipment designed to produce fish feed pellets with different buoyancy properties. By adjusting extrusion parameters, the line can manufacture both floating feed for surface-feeding fish and sinking feed for bottom-dwelling species.
Q: What types of fish feed can this line produce?
A: The line can produce high-quality feed for a variety of freshwater and marine species such as tilapia, catfish, carp, trout, and ornamental fish. It supports pellet sizes from 0.9 mm to 12 mm and can accommodate different feed formulas.
Q: Who uses this type of processing line?
A: It is widely used by fish feed manufacturers, animal feed factories, and suppliers. Additionally, fish farms, cooperatives, and research institutions use it to produce customized or experimental feeds for specific aquaculture needs.
Q: What is the difference between sinking and floating fish feed?
A: Floating feed floats on the water surface and is ideal for fish that feed at the top. It allows farmers to observe feeding behavior and minimize waste. Sinking feed sinks to the bottom, making it suitable for fish that naturally feed in deeper water or on the substrate.
Q: What are the advantages of using an automatic feed processing line?
A: The automatic line improves production efficiency, ensures consistent feed quality, and reduces labor costs. It also allows precise control over pellet size, moisture, and buoyancy, which helps optimize fish growth and feed conversion rates.
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