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Egg grading machine: 10k / 20k / 30k eggs per hour, with washing, drying, disinfection, oiling, weighing, coding, and packing options.
Automatic egg cleaning and grading process and benefits.
Our automatic egg cleaning and sorting system provides a seamless, end‑to‑end solution to produce high‑quality, hygienic eggs ready for retail or export.
Buy automatic egg grading and washing machines – key benefits and working principle
I. Key benefits of our automatic egg grading machine
Our automatic egg grading machine can sort up to 10,000 eggs per hour, delivering consistent, accurate grading with minimal shell damage and high throughput for commercial operations.
By adopting a fully automatic egg sorting line, you can reduce manual handling by up to 70%, speeding up daily operations and cutting labor requirements.
Weight‑based grading keeps egg size and grade uniform, helping you standardize products and improve market value and selling price across retail and export channels.
II. Egg grading machine working principle
Egg loading stage
Eggs enter a vibration‑sensitive infeed hopper and are then arranged in a single row on a levelling conveyor, ensuring smooth entry into the grading section.
Positioning and alignment
Each egg is placed individually and aligned correctly so it is ready for precise weighing and inspection on the grading track.
Precision weighing
High‑sensitivity load‑cell sensors measure egg weight in real time, while the PLC instantly assigns grades according to your predefined weight classes.
Automatic sorting
PLC‑controlled gates divide eggs into multiple weight categories—from very large down to small—routing them into dedicated outfeed lanes for packing.
Cartoning and packaging
Graded eggs travel by conveyor to an automatic cartoning module, where boxes are assembled, filled, and sealed for downstream storage or shipment.
III. Applications
This automatic egg grading and cleaning system is suitable for:
Commercial egg farms producing 10,000+ eggs per day
Small and medium family farms upgrading to semi‑ or fully‑automatic handling
Egg processing and packing plants
Hatcheries and co‑packers handling contract grading and packing
IV. Features of the automatic egg cleaning and grading system
Automatic infeed system
Vacuum loading options can transfer trays directly into the washer, streamlining the infeed process for large batches.
LED defect detection
A candling module uses LED lighting to detect cracked, blood‑stained, or misshapen eggs and rejects them before packing.
Spray washing and brushing
Heated sanitizing solution combined with soft‑bristle brushes provides gentle yet thorough cleaning of shell surfaces.
Low‑temperature drying
Hot‑air blowers remove moisture without overheating, helping preserve egg quality and shell integrity.
Inkjet coding station
Each egg can be printed with batch codes, dates, or logos, supporting full traceability and brand identification.
Protective oil coating
A fine mist of food‑grade oil extends shelf life by sealing shell pores, particularly useful for retail and export products.
Central touchscreen control
An HMI touch panel allows recipe presets, speed adjustment, and diagnostics for easy operation and quick fault detection.
V. Technical specifications
Model: Automatic egg washing and grading machine
Dimensions: 17.3 m (L) × 4.4 m (W) × 2.1 m (H)
Power: 24 kW
Capacity: 8,000–10,000 eggs per hour
VI. Suitable egg types
Fresh chicken table eggs
Fresh duck eggs
Salted duck eggs (within suitable size and shell‑strength limits)
Contact us today for a free proposal, compare different models, and discover how our automatic egg grading and cleaning machines can increase your farm’s productivity and profitability.
Automatic egg cleaning and sorting process and benefits
Automatic Egg Cleaning and Sorting Process and Benefits
Our automatic egg cleaning and sorting system delivers a smooth, end‑to‑end solution for preparing high‑quality, hygienic eggs for retail and export markets.
How the Process Works
Freshly collected poultry eggs first enter a gentle egg washing section where soft brushes remove dirt, feathers, and debris without damaging the shell.
A high‑pressure egg washing system then uses targeted water jets to eliminate stubborn residues, leaving a clean, glossy shell surface ready for grading.
After washing, a hot‑air egg drying unit with precisely controlled blowers ensures each egg is completely dry, which is essential for egg coating, stamping, and packaging.
Integrated electronic egg weighing sensors sort eggs in real time into standardized weight grades, helping you maintain consistent products that buyers and consumers can trust.
Key Benefits for Commercial Egg Producers
The system helps you consistently deliver clean eggs with longer shelf life, supporting both domestic retail chains and export buyers.
It enhances food safety and biosecurity compliance, aligning your operation with modern hygiene and regulatory standards.
By improving egg appearance and retail presentation, it boosts product marketability and strengthens your brand image on supermarket shelves.
With fully automated egg cleaning and sorting, you can significantly reduce manual labor while stabilizing output and quality.
The line is engineered to support high‑volume layer farm operations, making it a reliable core system for medium and large commercial poultry farms worldwide
Our automatic egg sorting machine works by gently loading, inspecting, weighing, and then directing each egg into the correct grade and packing line using a fully automated conveyor and PLC control system.
Our Automatic Egg Sorting Machine – How It Works
Discover how our automatic egg sorting machine delivers fast, gentle, and highly accurate egg grading for commercial poultry farms, while keeping shell damage to an absolute minimum.
1️⃣ Egg Feeding and Alignment Stage
Freshly collected eggs enter the system through a vibration‑controlled egg feeding hopper, which handles each egg gently to prevent cracks and micro‑damage.
From there, a leveling conveyor aligns the eggs into a single row, reducing collision risk and ensuring every egg is correctly positioned for precise electronic weighing and grading in the next stage.
2️⃣ Precision Weighing and Grading Stage
As the eggs travel across the weighing conveyor, high‑sensitivity load‑cell sensors capture real‑time weight data for every individual egg.
An onboard PLC (Programmable Logic Controller) instantly assigns each egg to your predefined weight categories, making it easy to match different market standards and compare egg grading machine prices and performance between suppliers.
3️⃣ Automatic Dispensing and Collection Stage
Once graded, eggs are automatically routed through motorized gates and guide rails into dedicated outfeed lanes, each lane clearly marked by weight class for simple collection and packing.
For customers seeking a complete setup, the system can be combined with an automatic egg collection and packaging system to build a turnkey automatic egg sorting line for sale that runs from cage collection all the way to finished packs.
Key Benefits of Our Automatic Egg Sorting Machine
High‑speed egg sorting – process up to 60,000 eggs per hour, ideal if you are searching for a high‑capacity egg grading machine for large‑scale farms.
Minimal egg breakage – gentle feeding, controlled vibration, and precise alignment significantly reduce shell damage and protect overall egg quality.
Customizable weight categories – adjust sorting parameters to meet local market grades, supermarket specifications, and export standards without changing hardware.
Fully automated workflow – reduce manual labor, stabilize output quality, and build a fully automatic egg sorting line that supports long, continuous production shifts.
Easy system integration – compatible with most poultry cage egg collection belts, accumulators, washing lines, and downstream cartoning or palletizing systems, so you can upgrade step by step or install a full line at once.
Contact us today for a free quotation, detailed technical specifications, and model selection support, and see why global egg producers choose our egg grading machines as a long‑term, high‑value investment in their poultry operations.
Buy Automatic Egg Grading and Cleaning Machines
Buy Automatic Egg Grading and Cleaning Machines – Key Benefits and Working Principlexiansh+1
I. Key Advantages of Our Automatic Egg Grading Machine
Our automatic egg grading machine can sort up to 10,000 eggs per hour, delivering consistent, precise grading with minimal shell damage. By automating the grading process, you achieve higher throughput and more stable product quality for both domestic and export markets.xiansh+2
Adopting a fully automatic egg sorting line can reduce manual handling by up to 70%, helping you save labor costs and streamline daily operations. Operators can focus on supervision and quality control instead of repetitive manual sorting work.mtegg+2
Weight‑based grading ensures uniform egg size and grade, which increases market value and makes it easier to meet supermarket and wholesale buyer specifications. Consistent grading also strengthens your brand image and reduces complaints related to inconsistent pack contents.fas+3
II. Working Principle of the Egg Grading Machine
In the egg loading stage, freshly collected eggs enter a vibration‑sensitive infeed hopper, then move onto a leveling conveyor that arranges them into a single row. This setup minimizes collisions and prepares each egg for accurate weighing further down the line.egg-machine+3
During positioning and alignment, each egg is gently carried and spaced so that it reaches the weighing sensors one by one, avoiding double feeding or misalignment. Proper alignment is critical for repeatable, high‑precision measurement at industrial speeds.supplierlist+2
In the precision weighing stage, high‑sensitivity load‑cell sensors measure each egg’s weight in real time. The PLC immediately assigns grades according to your preconfigured weight classes, making it easy to match local grading standards or specific customer requirements.food-machines+3
For automatic sorting, PLC‑controlled gates divide eggs into up to seven weight categories, from extra‑large down to small, or any custom configuration you choose. Separate lanes for each grade improve downstream packing efficiency and reduce manual resorting.eggprocessingline+2
In the cartoning and packaging stage, graded eggs travel by conveyor to automatic carton modules where boxes are formed, filled, and sealed. This creates a continuous line from egg collection through cleaning, grading, and final packaging.egg-machine+2
III. Typical Application Scenarios
The system is ideal for commercial egg farms producing more than 10,000 eggs per day, where manual grading is no longer practical. It also suits small and medium family farms looking to professionalize their operations and supply higher‑value markets.thepoultrysite+2
Egg processing and packing plants can integrate the machine into existing washing or packing lines to enhance grading accuracy and throughput. Hatcheries and co‑packers benefit from reliable weight‑based classification when handling eggs for multiple client brands.sanovogroup+3
IV. Features of the Automatic Egg Cleaning and Grading System
An automatic infeed system with optional vacuum loading can transfer entire trays directly into the washer, reducing manual lifting and handling. This not only saves time but also protects eggs from impact damage during loading.xiansh+2
An LED candling module detects cracked, blood‑spotted, or misshapen eggs and removes them from the main product flow. This improves overall pack quality and supports stricter food safety and brand standards.reidsequipment+2
The washing section uses heated sanitizing solution and soft‑bristle brushes for gentle yet thorough cleaning of the shell surface. Combined spray washing and brushing ensures a high level of cleanliness while preserving shell strength.hyfmachinery+2
Low‑temperature drying units with hot‑air blowers remove moisture without overheating, maintaining shell integrity and reducing thermal stress. A dry shell is essential for subsequent oil coating, stamping, and packaging.australianeggs+2
An inkjet coding station can print batch codes, dates, or logos on each egg or carton, enabling full traceability across the supply chain. Food‑grade oil mist coating extends shelf life by sealing pores on the shell and reducing moisture loss.food-machines+3
A central touchscreen HMI provides recipe presets, speed control, and diagnostics, allowing operators to quickly switch between product types and troubleshoot issues. This user‑friendly interface helps reduce training time and keeps uptime high.xiansh+3
V. Technical Specifications
This automatic egg cleaning and grading machine offers a capacity of 8,000–10,000 eggs per hour, suitable for small to medium industrial operations. Its 24 kW power rating and dimensions of 17.3 m × 4.4 m × 2.1 m (L×W×H) provide a balanced footprint for most poultry processing facilities.xiansh+1
VI. Suitable Egg Types
The line is designed to handle fresh hen eggs, fresh duck eggs, and even salted duck eggs, as long as they fall within the supported size and weight range. Adjustable settings allow you to fine‑tune the process for different shell strengths and product types.chickencagesystem+2
Contact us today for a free proposal, compare different models, and see how our automatic egg grading and cleaning machines can raise your farm’s productivity and profitability.
Analysis of the weighing principle of an egg sorting machine.
Overview of operation
Egg loading
Eggs enter the machine through an entry hopper and move into a spacing section, where they are positioned at uniform intervals and arranged one by one so they are ready for weighing.
Weighing and sorting
Each egg passes along a transport belt, where either a pressure sensor or a load‑cell‑based sensor measures its weight. Based on these measurements, the controller assigns a weight grade and separates eggs according to their class.
Exit lane selection
Electrically actuated gates open the appropriate lane and direct each egg into its graded outfeed path, where it is prepared for collection or packaging.
Key weighing technologies
Pressure sensor method
Strain‑gauge sensors mounted on springs or other elastic elements measure the small deformation produced when an egg applies pressure. This method offers moderate accuracy and is suitable for basic sorting tasks where approximate grading is acceptable.
Load‑cell‑based weighing
Specialized load cells convert the force exerted by the egg into an electrical signal. A digital signal processor then converts this signal into real‑time weight data, allowing highly precise measurement and tight control of weight classes.
Advantages of modern weighing systems
High accuracy
Load‑cell‑based weighing delivers grade‑level precision with very small error margins, ensuring uniform sorting into defined weight categories.
High‑speed processing
Transport belts and sensors work together to weigh and sort thousands of eggs per hour in a continuous flow, supporting industrial‑scale egg processing.
Full automation
A programmable controller manages the entire process, minimizing manual intervention and reducing labor costs and human error.
In summary, pressure sensors offer a quick and simple solution, while load‑cell‑based weighing provides advanced accuracy for high‑volume egg grading. Combined with modern programmable controllers and digital signal processors, the complete weighing system becomes fast, reliable, and cost‑efficient for commercial egg sorting operations.
Key strengths of the egg grader.
Throughput
The egg grader offers configurable capacities of 10,000, 20,000, or 30,000 eggs per hour, allowing you to match throughput to your farm size while maintaining high‑speed, accurate grading.chickencagesystem+1
Process modules
A complete processing line can include sequential modules for washing → drying → disinfection → oil coating → weighing and grading → coding → packing, providing an end‑to‑end solution from raw shell eggs to retail‑ready packs.xiansh+1
Electrical configuration
Typical high‑capacity systems run on 380 V, 50 Hz three‑phase power, with total installed power adjusted to the selected capacity, ensuring stable performance and efficient operation in commercial poultry environments.
[Our Egg Grading Machine Technical Specifications and Functional Modules]xiansh+1
Our high-capacity automatic egg grading system is designed for commercial farms and processing facilities that require speed, accuracy, and hygiene. It is constructed from 304-grade stainless steel, ensuring robust durability and easy cleaning.xiansh+1
Processing Capacity
Up to 30,000 eggs per hour.eggprocessingline+1
Grading Accuracy
±1 gram.eggprocessingline
Grading Levels
4 weight categories.eggprocessingline
Power Supply
6.6 kW, 380V / 50Hz, three-phase.eggprocessingline
Machine Dimensions
Length: 8.64 meters, Width: 7.8 meters, Height: 1.95 meters.eggprocessingline
Main Functional Modules
109 Egg Grader Host Unit
Six-row egg infeed conveyor.eggprocessingline
LED candling system for defect inspection.eggprocessingline
Automatic egg orientation for correct grading.eggprocessingline
High-precision electronic weighing and counting.eggprocessingline700C Egg Tray Packing Units (×4)
Each unit includes a manual tray loader and a discharge conveyor.eggprocessingline
Supports multiple tray formats: 2×5, 2×6, 3×5, 3×6, 5×6.eggprocessingline
Tray-to-tray transfer via motor-driven belts.eggprocessingline602 Infeed Suction Cup System
Handheld suction device lifts 30 eggs from each tray.eggprocessingline
Transfers eggs directly from standard egg trays onto the conveyor.eggprocessinglineBypass Out-of-Spec Conveyor
Automatically separates eggs that fall outside the target weight range.eggprocessingline
Ensures a clear stream for manual inspection or alternative handling.eggprocessinglineCartoning and Packaging Interface
Motor-driven gates route graded eggs to collection tables or packaging modules.eggprocessingline
Optional integration with horizontal palletizing and automatic loading systems.xiansh+1
Full Process Flow
Egg Loading
Eggs are loaded into the 109 grader host via the 602 suction cup system or directly from the farm conveyor.eggprocessingline
Egg Orientation and LED Inspection
A turning head aligns eggs correctly, while the LED candling system detects cracks, blood spots, or deformities.eggprocessingline
Weighing and Grading
Eggs pass over PLC-controlled load-cell sensors and are divided into four categories with ±1 gram precision.eggprocessingline
Tray Packing
Graded eggs are directed to the 700C tray packing units, which automatically fill standardized trays.eggprocessingline
Rejected Egg Handling
Undersized or oversized eggs are routed to the bypass lane, where they can be processed or discarded manually.eggprocessingline
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Analysis of the Weighing Principle of an Egg Grading Machine
[Analysis of the Weighing Principle of an Egg Sorting Machine](https://www.en.xiansh.cn/?page_id=3210)
1. Overview of the working principle
Egg loading
Eggs enter the machine from the inlet hopper and reach the spacing area, where they are aligned one by one and prepared for weighing.
Weighing and sorting
Each egg passes over a conveyor belt, where a pressure sensor or load cell sensor measures its weight. Based on the measured value, the controller separates the eggs according to the weighing grade.
Outlet path control
Electrically operated gates open the appropriate passage and send each egg to its classified outlet path, where it is ready for collection or packaging.
2. Key weighing technologies
Pressure sensor method
A strain-gauge sensor based on a spring or elastic element measures the slight deformation caused by the egg’s pressure. This method provides medium-level accuracy and is suitable for general sorting applications.
Load cell-based weighing
Special load cells convert the force applied beneath the egg into an electrical signal. A digital signal processor converts this signal into weight in real time, enabling highly accurate measurement.
3. Advantages of modern weighing systems
High accuracy
Load cell-based weighing ensures grade-level accuracy with a very small margin of error.
High-speed processing
The conveyor belt and sensors work together to enable continuous weighing and sorting of thousands of eggs per hour.
Full automation
Because the entire process is controlled by a programmable controller, manual intervention is minimized, reducing labor costs and human error.
In this way, pressure sensors provide a fast and simple solution, while load cell-based weighing delivers advanced accuracy for large volumes of eggs. With the combination of modern programmable controllers and digital signal processors, the entire weighing system becomes fast, reliable, and cost-effective.
Our egg grading machine’s technical specifications and functional modules.
Our Egg Grading Machine’s Technical Specifications and Functional Modules
Our high-capacity automatic egg grading system is designed for commercial farms and processing facilities that require speed, accuracy, and hygiene. It is manufactured from 304-grade stainless steel, ensuring strong durability and easy cleaning.
Processing Capacity
Up to 30,000 eggs per hour
Grading Accuracy
±1 gram
Grading Levels
4 weight categories
Power Supply
6.6 kW, 380V / 50Hz, three-phase
Machine Dimensions
Length: 8.64 m, Width: 7.8 m, Height: 1.95 m
🔧 Main Functional Modules
1. 109 Egg Grader Host Unit
Six-row egg infeed conveyor
LED candling system for defect inspection
Automatic egg orientation for accurate grading
High-precision electronic weighing and counting
2. 700C Egg Tray Packing Units (×4)
Each unit includes:
A manual tray loader
A discharge conveyor
Supports various tray formats: 2×5, 2×6, 3×5, 3×6, 5×6
Motor-driven belt transfer from tray to tray
3. 602 Infeed Suction Cup System
A handheld suction device lifts 30 eggs from each tray
Direct transfer from standard egg trays to the conveyor
4. Bypass Out-of-Spec Conveyor
Automatically separates eggs that fall outside the target weight range
Ensures clear separation for manual inspection or optional handling
5. Cartoning and Packaging Interface
Motorized gates guide graded eggs to the collection table or packaging module
Optional integration with horizontal palletizing and automatic loading systems
🔁 Complete Process Flow
Egg Loading
Eggs are loaded into the 109 grader host unit via the 602 suction cup system or directly from the farm conveyor.
Egg Orientation and LED Inspection
The turning head aligns the eggs correctly, and the LED candling system detects cracks, blood spots, or deformities.
Weighing and Grading
Eggs pass through PLC-controlled load cell sensors and are sorted into four categories with ±1 gram accuracy.
Tray Packing
The graded eggs are sent to the 700C tray packing units, which automatically fill standardized trays.
Handling of Rejected Eggs
Small or oversized eggs are sent to the bypass lane, where they are manually processed or discarded.
Improve Your Poultry Operations with Advanced Egg Grading and Sorting Machines
Enhance Your Poultry Operations with Advanced Egg Grading and Sorting Machines
As the global demand for high-quality eggs continues to grow, commercial poultry farms need reliable, high-throughput solutions. Whether you are looking to purchase an automatic egg grading machine or a digital egg sorting conveyor, our comprehensive range delivers the performance and efficiency your operation requires.
Precise Grading and Accurate Counting
Invest in egg counting and grading machines that match your budget and capacity requirements. From the best high-capacity egg graders to compact egg grading machines for small farms, we offer models designed for every scale of operation. Our CE-certified egg grading equipment meets strict safety and performance standards, ensuring reliable results day after day.
Seamless Integration and Automation
Streamline your workflow:
Industrial egg packing conveyor systems: automate carton loading and reduce manual labor.
Egg tray loader automation: speed up tray assembly and minimize downtime.
Automatic egg coding printer machines: print batch codes and dates instantly for full traceability.
Egg blister pack machine prices and egg palletizing automation system options: optimize final packing and palletizing, reduce costs, and increase throughput.
Looking for local service? Find an egg sorting machine near you or an egg washing and drying machine near you to complement your grading line.
Energy Efficiency and Turnkey Solutions
Our energy-efficient egg sorting line minimizes power consumption without sacrificing speed. For farms looking for a complete setup from start to finish, explore our turnkey egg grading line solutions, including installation, training, and lifetime support. And when you need quick replacement parts, we are your trusted supplier of egg sorting spare parts.
Advanced Quality Control
Ensure egg integrity with a dedicated egg candling machine, then gently wash and dry the shells before grading. Add an egg traceability scanner for farms to obtain real-time data on every grade. For flexible packing, rent our egg carton making machine or egg packaging robot arm to handle peak-season demand.
Transform your egg production into a model of modern efficiency. Contact us today to compare models, request quotations for automatic egg grading machines, and learn why our solutions are a trusted choice for poultry farms worldwide!
Upgrade your poultry operations with advanced egg grading and sorting machines.
As global demand for high-quality eggs increases, commercial poultry farms need reliable, high-throughput solutions. Whether you are looking to purchase an automatic egg grading machine or a digital egg sorting conveyor, our comprehensive range delivers the performance and efficiency your operation requires.
Achieve precise grading and accurate counting with egg counting and grading machines tailored to your budget and capacity needs. From high-capacity egg graders for industrial plants to compact egg grading machines for smaller farms, we offer models engineered for every production scale. Our CE-certified egg grading equipment meets strict safety and performance standards, ensuring consistent, reliable output day after day.
Integrate seamlessly with your existing workflow to reduce bottlenecks and manual handling. Industrial egg packing conveyor systems support automatic carton loading and help lower labor requirements while maintaining product flow. Automated egg tray loader systems accelerate tray handling and minimize downtime, keeping your packing line running smoothly.
Enhance traceability and branding with automatic egg coding printer machines that apply batch codes and dates in real time. For end-of-line optimization, optional egg blister packing machines and egg palletizing automation systems help streamline final packaging and palletizing, reducing costs and increasing throughput. If you require localized support, you can complement your grading line with nearby egg sorting machines or egg washing and drying machines to build a complete, integrated setup.
Improve energy performance with egg sorting lines designed for low power consumption without sacrificing speed. For farms seeking a complete solution from commissioning to installation, our egg grading line turnkey packages include on-site installation, operator training, and lifetime technical support. When fast replacement is critical, we also serve as a dependable supplier of egg sorting spare parts to keep your system operating at peak efficiency.
Take quality control to the next level with dedicated egg candling machines that verify shell integrity and detect internal defects before grading. Add washing and drying modules to gently clean shells prior to sorting, helping you maintain hygiene and product appearance. For complete production visibility, an egg traceability scanner can be integrated to capture real-time data at each grading level.
For flexible packing, you can deploy an egg carton forming machine or rent an egg packaging robot arm to handle peak-season demand. Together, these systems transform your egg production into a modern, efficient, and data-driven operation suitable for global markets. Contact us today to compare models, request quotations for automatic egg grading machines, and learn why our solutions are a trusted choice for poultry farms worldwide.
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