Model N AI Intelligent Nut Color Sorter/ intelligent identification of micro defects for high-end nut export processing
Specs & Features: Single-view infrared penetration + high-definition CCD matching industrial deep learning AI algorithm
APEX AI Mold Detection Nut Sorter With NIR Sorting System
Key Advantages
- AI Ultra-precise Recognition of Micro Defects
- Intelligent Self-optimization & Adaptive Material Matching
- Upgrade to Premium Uniform Product Quality
Products Center
Contact Us
- Phone: +86 18815515040
- Email: info@apexitec.com
- WhatsApp: +86 18815515040
- Address: No. 789 Mingchuan Road, Boyan Tech Park, Hefei, Anhui, China
Product Introduction
APEX AI Mold Detection Nut Sorter Features
The Model N AI intelligent nut color sorter organically integrates single-view infrared penetration inspection, high-definition CCD visual acquisition and industrial-grade AI deep learning algorithms, breaking the technical bottlenecks of conventional mechanical sorting devices in the nut processing industry. This nut sorting machine is specially customized to deliver ultra-precise refined sorting performance for mid-to-high-end nut deep-processing applications.
1. AI Ultra-precise Recognition of Micro Defects
Conventional sorting equipment can only capture obvious damaged and deteriorated particles. Supported by optimized deep learning models, this system effectively identifies highly analogous microscopic defects that are hard to be distinguished by naked eyes, such as trace mildew spots, mild kernel oxidation, subtle chromatic aberration and miniature worm erosion marks.
2. Intelligent Self-optimization & Adaptive Material Matching
The embedded material feature memory database continuously accumulates massive spectral and appearance data of various nuts. The sorting operation logic will be autonomously optimized in real time in response to changing nut varieties and unstable raw material quality, delivering stable sorting performance amid complicated and diversified actual production environments.
3. Upgrade to Premium Uniform Product Quality
The equipment supports multi-level ultra-fine intelligent grading for a full range of nut varieties while thoroughly removing micro defective grains. It assists processing manufacturers in stabilizing unified finished product quality standards and satisfying stringent quality specifications for high-end retail markets and exported nut commodities.
Targeting high-standard refined nut manufacturing demands, Model N AI intelligent sorting equipment supplies reliable ultra-precision sorting solutions for mid-to-high-end nut manufacturers to manufacture top-tier qualified nut products.
Working Principle-How does it work?
Working Principle of Model N AI Nut Intelligent Color Sorting System

Step-by-Step Sorting Workflow:
- Raw mixed nuts carrying slight mildew, oxidized kernels, tiny worm spots and invisible micro defective grains are poured into the top feeding hopper.
- The supporting feeding vibrator uniformly distributes nut materials along the smooth chute channel, enabling nuts to fall vertically in an orderly single-particle free-falling posture.
- Under the cooperation of stable light sources, high-definition CCD cameras cooperate with single-view infrared penetration sensors to capture surface feature images and internal spectral data of each nut particle comprehensively.
- The acquired multi-dimensional detection data is transmitted to the dedicated processing chip embedded with industrial AI deep learning algorithms. The system intelligently identifies subtle defects that are difficult to distinguish by conventional algorithms according to accumulated nut feature database.
- Once micro defective nuts are marked, the signal processor immediately outputs control commands to the nozzle unit. Compressed air accurately blows defective nuts into the rejected product hopper.
- High-quality intact nuts fall into the qualified product hopper by gravity, completing the whole intelligent ultra-fine sorting process for mid-to-high-end nuts.
Parameters of AI Mold Detection Nut Sorter
| Model | Channel No. | Throughput (T/H) | Power (kW) | Air Pressure (Mpa) | Air Consumption (m³/min) | Weight (kg) | Dimension (mm) |
| N1 AI | 64 | 0.5-1.5 | 0.8 | 0.6-0.8 | <1 | 280 | 1000*1750*1780 |
| N2 AI | 128 | 1-3 | 1.1 | 0.6-0.8 | <1.8 | 750 | 1519*1622*2020 |
| N3 AI | 192 | 1.5-4 | 1.4 | 0.6-0.8 | <2.5 | 950 | 1838*1622*2020 |
| N4 AI | 256 | 2-6 | 1.8 | 0.6-0.8 | <3.0 | 1150 | 2159*1622*2020 |
| N5 AI | 320 | 2.5-8 | 2.2 | 0.6-0.8 | <3.5 | 1350 | 2489*1622*2020 |
| N6 AI | 384 | 3-9 | 2.8 | 0.6-0.8 | <4.0 | 1550 | 2804*1622*2020 |
Actual Sorting Performance Test



Rejected Defective Pistachio Materials
These discarded pistachios have burnt shell surfaces, mold contamination, kernel oxidation and local rotten tissues. Such subtle hidden flaws are hard to be fully removed by conventional sorting devices and will greatly downgrade finished nut quality.
Accepted Standard Closed Pistachios
Neat and complete closed-shell pistachios without shell damage or internal bad grains. Model N AI achieves unified precise sorting for both open-shell and closed-shell pistachio specifications, helping manufacturers produce premium-grade and export-qualified nut products.
Accepted High-quality Open Pistachios
Complete open shell structure with natural uniform hue and spot-free outer skin. Supported by industrial AI algorithm, the equipment eliminates invisible micro defects inside nuts to guarantee stable and consistent finished goods quality.
Applicable Sorting Materials
Built upon single-view infrared penetration inspection plus high-precision CCD visual collection, Model N AI Mold Detection Nut Sorter is equipped with self-learning industrial AI algorithm framework. It targets the ultra-fine purification demands of mid-to-high-end nut processing factories, and carries out accurate identification & elimination of microscopic hidden defects for multiple types of nuts and baked seeds.
Adaptable mainstream nut & seed categories
- Shelled edible nuts: Pistachios (open-shell & closed-shell types), almonds, walnuts, cashews, macadamia nuts, pine nuts, pecans
- Roasted oil seeds: Sunflower seeds, pumpkin seeds, watermelon seeds, melon seed kernels
- Processing forms: Raw in-shell nuts, baked semi-finished nuts, peeled pure nut kernels
Targeted defects identified by AI algorithm
- CCD visual recognition: Screen out scorched shells, surface stains, color aberration, mechanical breakage and foreign impurities
- Infrared penetration detection: Detect internal kernel mildew, rancidity and tissue deterioration hidden inside intact shells
- AI deep learning optimization: Distinguish trace oxidation, miniature worm spots and other highly similar subtle defects that conventional fixed threshold sorting cannot identify
Tailored for high-standard deep processing and export-oriented nut production, Model N AI realizes full-dimensional quality control of raw nut materials, helps brands stabilize high-end product quality and pass strict international food safety inspection standards.
FAQS
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Can the built-in AI system capture ultra-faint kernel oxidation discoloration that regular infrared inspection hardware fails to detect?
Supported by iterative optimized deep learning neural network, the AI system extracts subtle spectral and image features to identify mild internal kernel oxidation, faint rancid deterioration and tiny worm boreholes which are indistinguishable for conventional single infrared hardware detection modules, achieving comprehensive interception of invisible micro internal defects inside nut shells.
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When the quality of incoming raw nuts fluctuates day by day due to batches and origins, can the AI system autonomously adjust operating parameters?
The embedded real-time material feature database continuously collects and archives massive nut characteristic data during formal operation. The sorting threshold and identification logic will be dynamically optimized and updated automatically, requiring no repeated manual parameter calibration or onsite adjustment by workshop operators.
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After sorting by Model N AI equipment, are the finished nuts qualified to satisfy EU official food safety inspection and export access standards?
The AI precise screening mechanism thoroughly eliminates trace mildew spots, hidden deteriorated kernels and micro contaminated particles from nut raw materials. The purified finished nuts can steadily pass stringent random food quality testing and hygienic inspection requirements for EU and other international export markets.
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Does this AI nut sorting machine equip anti-mis-sorting protection function to reduce unnecessary waste of intact high-quality nuts?
Adopting intelligent pinpoint air ejection control logic, Model N AI effectively suppresses the mistaken rejection of intact qualified nuts. The good-product false rejection index is far superior to traditional nut sorters relying merely on infrared hardware judgment, lowering raw material loss rate and improving overall finished product yield for nut manufacturers.


