Precision-Engineered Sinking Fish Feed Machine
Sinking Fish Feed Machine Overview
A sinking fish feed machine is a complete set of specialized equipment designed for the production of sinking or slow-sinking fish feed. It encompasses the entire production workflow, from raw material crushing to the packaging of the finished product.
Not only that, but our sinking fish feed making machine also possesses powerful versatility. In addition to producing fish feed grains, it can also produce shrimp and crab feed. Our equipment can precisely adjust processing parameters to suit the specific needs of different aquaculture species, producing the most suitable feed pellets.
- Capacity:0.5-40 T/H
- 펠릿 크기: 2~12 mm
- 맞춤 제작 가능: 예
- 국제 인증: CE, ISO, SGS, BV 등.
Core sinking fish feed Machine
RICHI sinking fish feed machine primarily comprises a crusher, mixer, pelletizer, dryer, cooler, screener, packaging machine, and other auxiliary equipment. Among these components, the fish feed pelletizer serves as the core pelletizing unit.
어류 사료 펠릿 제조기
RICHI sinking fish feed machine mainly include two types: fish feed pellet mills and fish feed extruders. These two machines use different feed processing technologies. The fish feed pellet making machine compresses raw materials into dense pellets through strong pressure between the ring die and rollers. In contrast, the fish feed extruder processes materials under high temperature and pressure. It cooks and modifies the material inside the extrusion chamber. When the material is pushed out from the die holes, it expands and puffs up rapidly. As a result, it forms porous and loose feed pellets.

어류 사료 펠릿 제조기
- Capacity: 1-40 T/H
- Main Motor Power: 22-315 kW

어류 사료 압출기
- Capacity: 0.5-12 T/H
- Main Motor Power: 37-355 kW
Other Auxiliary Machine
RICHI sinking fish feed Machine parameters(Pelleting System)
어류 사료 펠릿 제조기
RICHI fish feed pellet making machine includes the ring die pellet mill and the flat die pellet mill. We recommend that customers purchase ring die feed pellet mills because they have higher capacity, more uniform pellets, and longer die life, resulting in long-term overall benefits that far exceed those of flat die pellet mills.
| 모델 | SZLH-250 | SZLH-320 | SZLH-350 | SZLH-420 | SZLH-508 | SZLH-558 | SZLH-678 | SZLH-768 |
| 처리 능력(T/H) | 1.0-1.5 | 3-4 | 5-6 | 10-12 | 15-16 | 20-22 | 30-33 | 38-40 |
| 주 모터 출력(kW) | 22 | 37 | 55 | 110 | 160 | 185 | 250 | 315 |
| 급전 전력(kW) | 1.1 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 2.2 |
| 컨디셔너 출력(kW) | 1.5 | 4 | 4 | 7.5 | 7.5 | 11 | 11 | 11 |
| 링 다이 직경(mm) | 250 | 320 | 350 | 420 | 508 | 558 | 673 | 762 |
| 펠릿 직경(mm) | 2~12 | |||||||
Fish Feed Extruder
The fish feed extruder includes single-screw fish feed extruder and dual-screw fish feed extruder depending on the number of screws.
1. Single-Screw Fish Feed Extruder
| 모델 | DSP-90B | DSP-135B |
| Main Power (kW) | 37 | 75 |
| Feeding Power (kW) | 7.5 | 7.5 |
| Conditioning Power (kW) | 1.1 | 2.2 |
| Cutting Power (kW) | 1.1 | 1.5 |
| Screw Diameter (mm) | 90 | 135 |
| Capacity (T/H) | 0.5-0.6 | 0.8-1.0 |
| Overall Dimension (mm) | 2600*1600*1900 | 3750*1980*1950 |
2. Dual-Screw Fish Feed Extruder
| 모델 | SPHS75*2 | SPHS120*2 | SPHS150*2 | SPHS185*2 | |
| Capacity (T/H) | 0.5-1.0 | 1.5-2.0 | 3.0-4.0 | 5.0-6.0 | 10-12 |
| Main Power (kW) | 55 | 90 | 110 | 200 | 355 |
| Feeder Power (kW) | 1.5 | 1.5 | 1.5 | 1.5 | 2.2 |
| Conditioner Model | DC400-244 | DC500-244 | DC500-244 | DC600-300 | DC600-300 |
| Conditioner Power (kW) | 7.5 | 11 | 11 | 11 | 11 |
| Dual-Shaft Differential Conditioner Model | DC400*300-244 | DC500*400-300 | DC500*400-300 | DC600*500-300 | DC600*500-300 |
| Dual-Shaft Differential Conditioner Power (kW) | 11 | 11 | 11 | 15 | 15 |
| Screw Diameter (mm) | 75 | 120 | 120 | 150 | 185 |
RICHI의 기술은 지속적으로 업데이트되고 개선되고 있으므로, 당사는 장비를 지속적으로 업그레이드하고 혁신해 나갈 것입니다. 따라서 구체적인 장비 사양은 실제 견적서에 따라 달라질 수 있습니다. 당사는 각 고객님께 더욱 전문적인 맞춤형 설계 및 생산 서비스를 제공해 드리겠습니다.
worldwide Cases of RICHI sinking Fish Feed Machine
RICHI sinking fish feed machines have been successfully exported to many countries and regions across the globe. They are widely recognized for their high efficiency, stable output and excellent pellet quality, and highly praised by aquafeed producers worldwide.
Versatile Applications for Various Aquatic Species
Richi sinking fish feed machine can processes a wide variety of raw materials, including maize, soybean meal, fish powder, wheat bran, rapeseed meal, and various grain byproducts. Through steam conditioning and high-temperature compression, it can produce stable-quality slow-sinking, or sinking pellet feed. With its strong formula adaptability and precise density control, it can meet the diverse feed needs of various aquatic animals such as fish, shrimp, and crabs.

대두박

밀

옥수수

fish meal

fish oil

광물 첨가제


catfish

trouts

salmon

shrimp

crab

lobster
자주 묻는 질문
Below are some questions you may have. If you have any inquiries, please feel free to contact us.
–
How well do your sinking fish feed making machine handle high-oil formulations?
Our sinking fish feed machine utilizes a high-compression-ratio ring die and a forced feeding system to ensure that high-oil materials are still tightly formed, resulting in smooth, non-loose pellets. The pressure rollers and ring die are specially coated to reduce material slippage or die blockage caused by oil. However, if your formulation contains more than 10% oil, we recommend using an oil spraying machine to apply the coating after the pellets have cooled.
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How long is the service life of wear parts (screw, barrel, die)?
With proper maintenance, our wear-resistant alloy steel components typically last 1000+ hours, depending on the abrasiveness of the raw materials.
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How much does a set of sinking fish feed making machine cost?
The price depends on capacity, configuration, and automation level. Please contact us with your requirements (capacity, target species, pellet type) for a customized quotation.
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Can the pellet size be adjusted according to different fish growth stages?
Yes. By changing the ring mold of the sinking fish feed making machine and adjusting the cutting device, the size and length of the pellets can be precisely controlled to meet the feeding needs of fish of different sizes (from fry to adults).
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What kind of after-sales service do you offer?


























