Optical sorter for grains, seeds, and plastics
Enhance sorting efficiency with cutting-edge optical technology that distinguishes even the finest color variations and foreign materials, reducing waste while ensuring product purity across diverse production lines.

Sorts and Detects Defects in Grains and Plastics
The SORTEX J SpectraVision from Bühler is an advanced optical sorter designed for precision sorting in industries handling grains, seeds, plastics, and beyond. It employs state-of-the-art full-color and InGaAs cameras to enhance detection of subtle defects and foreign material, ensuring high-purity output. Ideal for applications such as sorting sunflower seeds, PET bottle flakes, and coffee beans, this equipment integrates seamlessly into continuous, high-speed operations. With adjustable ejection algorithms and real-time digital monitoring compatible with Industry 4.0 standards, it facilitates ease of use and efficient operation. The machine is built for scalability, offering configurations to match specific production demands, and supports sustainable practices by minimizing waste and energy consumption. Equipped with CE, NRTL, and NR-12 certifications, it ensures compliance with international safety guidelines. Maintenance is simplified through intuitive calibration and tracking systems, and Bühler offers comprehensive service packages for ongoing support and optimization.
Benefits
- Improves product purity by reducing false rejects with advanced detection algorithms.
- Enhances sorting efficiency, achieving up to 50% higher reject concentrations.
- Minimizes operational disruptions with real-time monitoring and remote access capabilities.
- Operates with a user-friendly interface requiring minimal technical expertise.
- Supports sustainable operations by optimizing energy usage and reducing waste.
- Applications
- Grains,Cocoa,Baked goods,Animal feed,Oilseeds,Pulses,Snacks,Paddy,Confectionery,Coffee,Nuts,Plastics,Rice,Seeds,Chocolate,Dairy
- End products
- Bread rolls,Cornflakes,Lentils,Potato chips,Milk powder,Cocoa nibs,Coffee beans,White rice,Basmati rice,Chocolate chips,Poultry feed,Sunflower seeds,Pet bottle flakes,Soybean oil,Almonds
- Steps before
- Grain handling,Dehulling,Milling,Drying
- Steps after
- Packing,Palletizing,Sifting,Grading
- Input ingredients
- grains,seeds,plastics,coffee,nuts,pulses
- Output ingredients
- sorted grains,sorted seeds,sorted plastics,sorted coffee,sorted nuts,sorted pulses
- Market info
- Buhler is renowned for manufacturing advanced process solutions for food, feed, and advanced materials. They are highly regarded for their innovation in milling technology and equipment quality.
- Reject Concentrations
- Up to 50% higher
- Color Detection
- Full-color cameras
- Foreign Matter Detection
- InGaAs cameras
- Automation
- Industry 4.0 compatible
- Machine Interface
- User-friendly
- Sorting Algorithms
- Intelligent Programming
- Defect Sensitivity
- Adjustable sliders
- Calibration and Tracking
- Automatic updates
- Global Control
- Remote connectivity
- Material Sorting Capability
- Grains,seeds,plastics
- Batch vs. continuous operation
- Inline Continuous
- Automation level
- PLC / SCADA
- Cleaning method
- Manual
- Energy efficiency
- High
- Changeover time
- Quick
- Ease-of-use
- User-friendly interface
- Control Method
- Remote Monitoring and Control
- Performance Monitoring
- Real-time tracking
- Calibration
- Automatic Calibration
- Abrasion resistance
- Yes
- Cleanability
- High
- Corrosive resistance (e.g. acids)
- Yes
- Density/particle size
- 0.5–2.5 g/cm³ / 50–1000 µm
- Control panel type
- Simple user interface
- Camera type
- Full-color and InGaAs cameras
- Customization
- Default modes and recipes pre-set
- Control panel type
- New user interface
- Lighting system
- Completely remodeled lighting
- Camera type
- Full-color cameras,InGaAs cameras
- Integration possibilities
- Connectivity with Industry 4.0 standards
- Sorting algorithms
- Intelligent sorting algorithms,new calibration and tracking algorithms