Single screw extruder for pet food and aquatic feed

Maximize production capacity and optimize product quality with advanced single screw extruders designed for precise control of textural properties and efficient energy utilization in food and feed applications.

Processes Diverse Food and Feed Products Efficiently

The Optima Single Screw Extruders from Wenger are engineered to enhance production capabilities for food, pet food, and aquatic feed manufacturers. These extruders are distinguished by their ability to significantly increase production capacity by 30% to 50%, thanks to unique screw flighting and barrel ribbing design. They facilitate precise control over textural attributes and bulk density, which is essential for producing varied end-products like cornflakes, dog kibble, and plant-based meat burgers. With processing capacities ranging from 500 to 30,000 kg/h, these units can handle continuous, high-speed operations. Integrated with advanced control systems, they offer seamless automation and remote monitoring to optimize energy use and maintain operational efficiency. Constructed with proprietary stainless steel alloys, they ensure durability and resist corrosion, reducing maintenance needs. Additionally, customization options and engineering support are available to meet specific production requirements, making them a versatile choice for diverse industrial applications.

Benefits

  • Boosts production capacity by up to 50%, enhancing scalability without increasing footprint.
  • Minimizes operational costs with efficient mechanical energy utilization.
  • Provides precise textural control, ensuring consistency across diverse product lines.
  • Reduces maintenance downtime through durable construction and wear-resistant materials.
  • Customizable process parameters for tailored solutions, supporting innovation and versatility.

General


Applications
Rte cereals,Hybrid products,Textured vegetable proteins,Ingredients,Snacks,Pet food,Meat analogs,Aquatic feed,Protein crisps,Breadings
End products
Instant oatmeal,Granola bars,Cornflakes,Dog kibble,Rice crisps,Plant-based chicken strips,Fish pellets,Plant-based meat burgers,Panko bread crumbs,Soy protein isolate
Steps before
Purification,Drying,Grinding,Pre-moistening,Pre-heating
Steps after
Drying,Coating,Packing
Input ingredients
dry recipes,steam,water,meat slurries,feed particles
Output ingredients
textured vegetable proteins,structured meat analogs,protein crisps,breadings,RTE cereals,snacks,hybrid products,traditional kibble,semi-moist pet food,high fresh meat inclusion,pet treats,floating aquatic feed,sinking aquatic feed,slow-sinking aquatic feed,RAS feeds,industrial applications
Market info
Wenger is known for its expertise in manufacturing extruders and dryers for pet food, aquatic feed, and food processing industries, renowned for reliability, innovation, and custom-engineered solutions worldwide.

Technical Specifications


Capacity
500–30,000 kg/h
Screw Diameter
115–280 mm
Motor Power
75–1000 kW
Production Capacity Increase
30% to 50%
SME Control
Up to 50% increase
Retention Time in Preconditioner
Up to 250 seconds
Internal Fat Capability
Up to 22%
Energy Efficiency
Improved mechanical energy utilization

Operating Characteristics


Working mechanism
Single Screw Extrusion
Batch vs. continuous operation
Continuous
Automation level
PLC
Energy efficiency
Improved mechanical energy utilization
Control capability
Improved product textural control
Integration with preconditioning
DDC Preconditioner
Cleaning method
Stainless Steel Pneumatic Product Pick-up Hood for cleaner operation
SME control
Mid-Barrel Valve

Material Compatibility


Density/particle size
0.5–2.5 g/cm³ / 50–1000 µm

Physical Characteristics


Screw diameter
115 mm,165 mm,185 mm,235 mm,280 mm
Barrel components material
Proprietary stainless steel alloys
Control panel type
Remote or PLC activated
Preconditioner size
Retention time up to 250 seconds
Product pick-up hood material
Stainless steel
Screw flighting and barrel ribbing
Unique design for more available energy
Mid-barrel valve
Internal component
Discharge method
Negative air transport

Custom Options


Control panel type
PLC / HMI
Integration possibilities
SCADA / ERP
Drive components
Re-engineered
Preconditioning assembly
Adjustable retention time
Barrel components
Proprietary alloys
Die configuration
Customizable
Product Pick-up Hood
Stainless Steel