- Overview
- Parameter Specifications
Nut Intelligent Color Sorter | Eagle-Eyed Precision, Selects the Finest
Safeguarding Nut Quality and Safety with Precision, Building the Foundation for Premium Brands

Product Positioning
A professional-grade intelligent color sorting solution specially designed for the nut industry. Deeply optimized for the characteristics of nuts—such as large particle size, irregular shapes, and diverse defects (including mold, aflatoxin-suspect particles, seed coat residues, burnt particles, insect-damaged grains, and foreign impurities)—this equipment achieves non-destructive, efficient, and ultra-high-precision sorting. It is an essential tool for nut raw material processing, deep processing, and branded production.
Core Value: Enhance appearance, eliminate defective seeds, ensure safety, and defend brand reputation.
Core Product Advantages
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Born for Nuts: Deeply Customized Recognition Solutions
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High-resolution and near-infrared (NIR) fusion technology: Not only identifies surface color and shape but also detects internal mold, aflatoxin risks, and moisture anomalies through near-infrared spectroscopy, proactively eliminating safety hazards.
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3D shape recognition (optional): Accurately assesses nut integrity, damage, and kernel separation, precisely removing half-kernels and broken pieces.
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Dedicated algorithm models: Built-in specialized recognition models for various nuts, including almonds, cashews, pistachios, macadamias, pecans, and walnut kernels, to identify unique defects like seed coats and membranes.
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Extreme Care, Gentle Sorting
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Gentle blowing system: Adjustable nozzles with precise control over airflow intensity and angle ensure effective defect removal while minimizing impact and damage to intact nuts, reducing the "good material carry-out rate."
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Wide chutes and low-speed cameras (optional): Customized channels and imaging solutions for extra-large nuts like walnuts and macadamias, ensuring every nut is clearly captured.
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Sanitary Design and Easy Maintenance
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Food-grade contact materials: Components directly contacting materials, such as chutes and hoppers, are made of 304 stainless steel or food-grade coatings, complying with HACCP requirements.
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Quick-disassembly modular design: Core modules can be disassembled and reassembled quickly without tools, facilitating thorough cleaning, preventing oil residue and cross-contamination, and meeting high hygiene standards.
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Intelligent, Efficient, and Consistently Stable
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One-touch recipe recall: The touchscreen stores sorting parameters for various nuts, allowing quick switching between varieties for rapid production startup.
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Stable and reliable industrial architecture: Robust construction combined with high-quality electrical and pneumatic components ensures 24/7 continuous and stable operation in dusty, oily environments.
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Technical Parameters
| Item | Parameter/Description |
|---|---|
| Applicable Materials | Shelled/unshelled nuts: almonds, cashews, pistachios, macadamias, pecans, walnuts, walnut kernels, hazelnuts, Brazil nuts, etc. |
| Core Recognition Technology | High-resolution color CCD + near-infrared (NIR) detection module (highly recommended for safety inspection) |
| Processing Capacity | Typically 200-2000 kg/hour, depending on the model and nut variety |
| Main Defects Removed | Moldy grains, aflatoxin-suspect grains, fermented grains, insect-damaged grains, burnt grains, seed coat/membrane residues, broken grains, half-kernels, discolored grains, stones, glass, metal, plastic, etc. |
| Sorting Accuracy | > 99.5% (depending on defect type and raw material condition) |
| Nozzle System | High-sensitivity electromagnetic nozzles, quantity varies by model |
| Operating Interface | Industrial-grade color touchscreen, multilingual support, graphical operation |
| Hygiene Standards | Main contact components made of 304 stainless steel, compliant with basic food processing equipment requirements |
Sorting Effect Comparison: From Raw Material to Premium Product
[Effect comparison image: Displayed in four quadrants. Top left: Raw almonds with moldy grains and seed coats; Top right: Purified almonds after sorting; Bottom left: Raw walnut kernels with broken and half-kernels; Bottom right: Intact walnut kernel product after sorting.]
Typical Application Scenarios:
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Raw Material Incoming Inspection: Remove severe defects like mold and insect damage, ensuring quality from the first step.
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Pre-processing Before Roasting/Seasoning: Ensure pure and uniform raw materials enter the processing line.
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Final Product Inspection: Perform precise final sorting before packaging to enhance product grade.
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Broken/Half-Kernel Recovery: Accurately separate broken pieces from finished products for separate sale.
Why Choose Our Nut Color Sorter?
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More Focused on Safety: Near-infrared technology proactively addresses invisible risks like aflatoxin, strengthening food safety defenses.
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More Focused on Appearance: Precisely remove defects like seed coats and broken pieces that affect aesthetics, significantly improving product appeal.
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More Focused on Cost-Efficiency: Gentle sorting reduces loss of good materials, and intelligent sorting replaces extensive manual labor, lowering overall costs.
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End-to-End Service: From free sample testing and customized solutions to on-site installation, training, and rapid after-sales response, we provide full lifecycle support.
Make Every Nut Trustworthy. Contact us now for a customized sorting solution and a free trial service!
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