This is a project about a high quality floating fish feed extruder in the UK. This dual-screw extruder is central in producing high-quality floating fish feed pellets, which are a crucial product segment in the UK’s aquaculture market. The extruded feed provides excellent nutritional stability, high digestibility, and optimal buoyancy—key attributes for species like trout and salmon raised in freshwater and marine environments.

This is a project about a high quality floating fish feed extruder in the UK. In the UK's evolving aquaculture industry, a mid-sized feed manufacturing company specializing in aquatic feeds sought to upgrade its production capabilities. This client is neither a large-scale feed plant nor a direct fish farm but operates as a specialized feed supplier catering to local fish farms and hobbyist aquaculturists across the region.
The client approached RICHI Machinery to purchase a single extruder machine — a standalone unit rather than a complete fish feed production line. The reason for acquiring just this machine was strategic: they wanted to replace an aging extruder that was limiting their output and product quality. Rather than investing in a full production line, the client preferred to modernize incrementally, focusing on upgrading the core pelletizing step to improve feed quality and efficiency.
This dual-screw extruder is central in producing high-quality floating fish feed pellets, which are a crucial product segment in the UK’s aquaculture market. The extruded feed provides excellent nutritional stability, high digestibility, and optimal buoyancy—key attributes for species like trout and salmon raised in freshwater and marine environments.
Name:
Country:
UK
Date:
2025
Capacity:
1.5T/H
Model:
SPHS120*2
The install period:
1 Day
Main Motor Power:
90 kW
Screw diameter:
120 mm
Considering the client’s production capacity of about 1.5 tons per hour, and their operational scale, the SPHS120*2 model was the ideal choice. This model features:
This configuration perfectly matches the client's need for a reliable mid-capacity extruder that balances power consumption and throughput, while maintaining product quality. The dual-screw design supports better mixing and extrusion of complex feed formulations that include multiple ingredients.
In the UK, aquafeed raw materials typically include a combination of:
The client formulates extruded floating pellets primarily for trout and salmon. The feed usually contains about 35-45% crude protein, tailored to meet the growth stages and nutritional requirements of these species. The high quality floating fish feed extruder's flexibility allows processing these raw materials into high-density, nutritionally balanced floating pellets that resist water degradation and maintain buoyancy for extended periods.
This floating fish feed extruder serves a crucial role in the client’s manufacturing workflow. Unlike traditional fish feed pellet making machines, the extruder:
While the client’s current focus is on floating fish feed, the high quality floating fish feed extruder's design also allows future flexibility to process other aquafeeds, such as sinking shrimp feed or specialty pet fish food, with minor adjustments.
The decision to purchase only the extruder machine instead of a full production line was driven by several factors:
RICHI Machinery's reputation for quality, energy-efficient extruders with excellent after-sales support was a decisive factor in the client’s selection.
The UK aquaculture sector is growing steadily, with increased demand for sustainable, high-quality fish feed. Regulatory standards for feed safety and environmental impact are strict, driving producers to invest in equipment that ensures consistent pellet quality and nutrient retention.
RICHI’s floating fish feed extruder aligns well with these demands, supporting producers who aim to supply premium, sustainable feed for species like Atlantic salmon, trout, and emerging species in local aquaculture.
Beyond supplying a high-quality extruder, RICHI offered comprehensive support:
The client appreciated RICHI’s proactive communication and technical expertise, which helped them maximize return on investment and product quality improvements.
This case highlights how a 1.5t/h high quality floating fish feed extruder from RICHI Machinery can transform a UK aquafeed supplier’s production capability. By selectively upgrading with a standalone extruder, the client optimized their manufacturing process, delivered superior floating pellets, and positioned themselves competitively in the market.
For fish feed producers in the UK seeking reliability, efficiency, and high product quality, RICHI’s dual-screw fish feed extruder technology offers a proven solution with tailored service support. Whether upgrading existing lines or expanding product ranges, clients can confidently invest in RICHI extruders knowing they are backed by decades of expertise and a commitment to aquafeed excellence.
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