
The rice color sorter machine utilizes optical cameras and high-speed air ejectors to remove discolored, defective, or substandard particles from processed rice. It inspects rice grains based on color and appearance, and automatically separates out any grains that do not meet quality standards. For rice processing factories, this rice color sorter helps improve the appearance and purity of finished rice before packaging. Does your production line require this color sorting machine? Tell us your rice variety and production capacity requirements so we can recommend the most suitable model.
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Foodline Rice Color Sorter Machine for Sale
Rice color sorters integrate optical cameras, LED light, image processing technology, and pneumatic ejection. As the rice flows through the inspection zone, the equipment examines each grain individually.
Function: During rice processing, some grains may have yellow color, black spots, mold marks, damaged areas, or other visible defects. Small stones, husks, plastic pieces, and other foreign materials can also enter the rice flow. The rice sorting machine identifies these substandard particles based on visible characteristic differences and ejects them from the high-quality rice stream.
Our rice color sorter machine uses a vertical chute structure, so it is also called chute color sorter. Its basic workflow is as follows:
Rice feeding → Even grain flow → Optical inspection → Image analysis → Air-jet rejection → Good rice discharge
- Rice enters the hopper at the top of the machine.
- A vibrating feeder spreads the rice evenly and conveys it to the chute.
- Rice grains slide down the chute.
- As the grains pass through the inspection zone, CCD cameras and LED lights inspect them.
- The control system compares the captured images against preset sorting standards.
- Once a defective grain is detected, a high-speed solenoid valve activates an air nozzle.
- Compressed air blows the substandard grain toward the reject outlet.
- High-quality rice continues to fall toward the finished product outlet.

This automated process replaces extensive manual inspection. The automatic color sorter provides rice processing enterprises with an efficient and practical method for final quality control.
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Technical Specifications of Foodline Color Sorter for Rice
| Model | FL-RCS-2-64X | FL-RCS-3-64X | FL-RCS-4-64X |
| Capacity | 2-4 t/h | 2-5 t/h | 2.5-6 t/h |
| Voltage | 220V / 50HZ | 220V / 50HZ | 220V / 50HZ |
| Power | 1.5-2.0kw | 2.5-3.0kw | 2.5-3.0kw |
| Carryover Rate (Bad:Good) | 120:1 | 120:1 | 120:1 |
| Accuracy | > 99.99 % | > 99.99 % | > 99.99 % |
| Weight | 520kg | 840kg | 980kg |
| Dimension | 1190*1670*1920 mm | 1642*1670*1920 mm | 1956*1670*1920 mm |
We offer more models of rice color sorter machine for different capacity needs! Contact us to find the right model for your needs!
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Internal Structure
- Feeding System: Hopper, vibratory feeder, and chutes; transports rice to the inspection zone.
- Optical System: CCD cameras and LED light sources; detects differences in color and appearance.
- Control System: Touchscreen and image processing system; used to configure and manage sorting parameters.
- Air Ejection System: Solenoid valves and air nozzles; ejects substandard rice grains.
- Discharge System: Separate discharge outlets; collects accepted rice and rejected material respectively.
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What Impurities Can This Equipment Remove?
The rice color sorter machine is capable of removing various unwanted rice grains and visible foreign objects.
- Discolored grains: Yellow rice, black spot grains, diseased grains, mold-affected grains, and other abnormal grains.
- Mixed grains: Paddy, red rice, wild rice, grass seeds, and other materials with different colors.
- Foreign particles: Small stones, glass pieces, dry soil, plastic particles, and dry insect bodies.
Actual sorting performance depends on rice quality and equipment settings.
Get Cleaner, Better Rice with Color Sorter
What Makes This Rice Color Sorting Equipment Useful?
1. High-Speed Optical Detection
Uses CCD cameras to inspect every grain of rice, identifying color variations, dark spots, yellow grains, and other visible defects.
2. Automatic Air Ejection
Upon detecting a defective grain, a corresponding air nozzle blasts it out of the rice stream.
3. Continuous Operation
The rice color sorting machine operates continuously within the rice processing line, sorting the rice prior to packaging.
4. Less Manual Sorting
Automated detection and removal of defective grains reduce the need for manual picking.
5. Better Rice Appearance
Removing discolored and defective grains ensures a cleaner appearance and superior quality in the finished product.
6. Suitable for Various Rice Types
The rice color sorter machine can sort white rice, long-grain rice, short-grain rice, and other processed rice products based on different production needs.
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Positioning in the Rice Processing Line
A typical rice processing workflow is as follows:
Paddy → Cleaning → Destoning → Husking → Paddy Separation → Milling → Polishing → Grading → Color Sorting → Packing
The rice color sorting system is usually installed after the polishing stage but before the packaging stage.
At this stage, the rice has already undergone the primary milling processes. The color sorting stage aims to remove remaining discolored grains and specific impurities, and ensure the finished product meets quality standards before packaging.
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From Rice to Blueberries, Our Machines Sort More
Foodline manufactures color sorting equipment for the agricultural and food industries. Our color sorters are widely used for processing rice, grains, seeds, beans, peanuts, walnuts, cashews, blueberries, and other materials.
We offer various types of color sorters (including chute-type and belt-type models) to accommodate different material sizes and sorting requirements.
Our color sorting machines have been exported to numerous countries and regions, including Switzerland, Chile, and Poland.
Find the Right Rice Color Sorter
Are you looking for a rice color sorter machine for a new rice processing plant or an existing production line?
Please provide us with the following information:
- Rice variety
- Required processing capacity
- Existing rice processing workflow
- Primary types of defects to be removed
- Power supply and voltage requirements
- Project location
Our product manager will contact you to recommend the most suitable rice sorting equipment for your production line.










