High Efficiency Walnut Kernel Vacuum Packer
The Walnut Kernel Vacuum Packer is a specialized packaging equipment designed for shelled walnut kernels and processed walnut products. It removes air from the packaging bag and seals it tightly, effectively solving the problem of short shelf life of walnut kernels due to oxidation and moisture. This machine is widely used in walnut processing plants, large-scale food factories, agricultural product wholesale markets, and food export enterprises, providing a reliable packaging solution for bulk walnut kernel storage and sales.

Equipment Parameters
Model
GS-1500
Certification
CE certificated
Packing Weight Range
0.3-5.0 kg
Production Capacity
From 0.3 to 1.5kg, 1500-1800 bags/hour(The front width of the rice brick is 60-112mm), from 2.0 to 5.0kg, 900-1100 bags/hour(The front width of the rice brick is113-245mm)
Voltage
AC380 three-phase, five-wire system (customizable according to country/region)
Power
8.5 kW
Vacuum Degree
-0.06~-0.08MPa (adjustable)
Sealing Temperature Range
80~200℃ (adjustable)
Sealing Time Range
0.5~3s (adjustable)
Control System
Imported PLC control system, color touch screen
Sealing Bar Material
High-temperature resistant silicone rubber + stainless steel
Conveyor Belt Material
Food-grade PU belt
Dimension
2520*1890*2448mm(without material dividing port)
Production process
1. Feeding: Walnut kernels are automatically transported to the feeding port through the conveyor belt, and the feeding speed is adjustable to ensure uniform feeding.
2. Weighing: The high-precision weighing system automatically weighs the walnut kernels according to the set weight, and the unqualified weight is automatically rejected.
3. Bagging: The weighed walnut kernels are automatically filled into the packaging bag (the packaging bag is automatically supplied by the bag feeding mechanism).
4. Vacuum Pumping: The packaging bag filled with walnut kernels is sent to the vacuum chamber, and the vacuum pump starts to extract the air in the bag until the set vacuum degree is reached.
5. Sealing: The heat sealing bar heats up to the set temperature, and seals the bag mouth tightly. The sealing time is adjustable to ensure the sealing strength.
6. Cooling: The sealed bag mouth is cooled quickly to avoid deformation of the sealing part and ensure the sealing effect.
7. Finished Product Output: The packaged finished products are automatically transported out by the conveyor belt, and the whole packaging process is completed.
Optional Configurations
- High-Precision Automatic Weighing System: Accuracy ±0.1g, suitable for high-precision packaging needs
- Automatic Labeling Machine: Can paste product labels, barcode labels, etc., improving product grade
- Inkjet Date Printer: Prints production date, shelf life, batch number, etc., meeting food traceability requirements
- Nitrogen Flushing Function: Modified atmosphere packaging, further extending shelf life and maintaining product crispness
- Dust Removal Device: Suitable for roasted or broken walnut kernels, reducing dust pollution during packaging
High Efficiency Walnut Kernel Vacuum Packer

Key Functions & Features:
The Walnut Kernel Vacuum Packer is an automated packaging device specially developed for medium and large-scale nut processing enterprises. It integrates three core functions: automatic weighing and filling, automatic vacuum extraction and shaping, and automatic sealing and output. This integration greatly reduces manual intervention and effectively solves the pain points of traditional nut packaging such as inaccurate weighing, poor sealing, and low efficiency. The machine is compatible with customized 5kg–12.5kg six-sided composite film bags, and it is particularly suitable for the standardized packaging needs of 10kg nuts. It is widely applied in the industrial production scenarios of various nut products including almonds, walnuts, and cashews.
The machine is equipped with a high-precision vibration control mode, featuring fast sampling speed and excellent control performance. It can accurately control the nut filling flow, avoid weighing deviations caused by material accumulation, and effectively reduce nut breakage during the filling process to ensure product appearance. Its ease of operation is another major highlight. Adopting a full touch screen control interface that is concise and intuitive, the machine allows staff to get started after simple training. One-click switching enables the setting of packaging parameters for different nut products, which greatly improves production switching efficiency and meets the needs of multi-category production.


The core vacuum packaging technology provides comprehensive protection for nut storage. Through powerful vacuum extraction, it can maximize the retention of the original crispy taste and nutritional components of nuts, prevent moisture absorption, oxidation and mildew, and significantly extend the product shelf life. Meanwhile, the flat and beautiful sealing after vacuum shaping enhances the market competitiveness of products. With a packaging speed of 200–300 bags per hour, the machine can match the production rhythm of small and medium batches, balancing efficiency and packaging quality, making it an ideal choice for nut processing enterprises to improve production capacity.
Our Service Processes
Pre-sales Consultancy
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Confirmation of order
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Production
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Multi-Channel Shipping
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Confirmation of receiving
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After-sale Services
6

Professional Packing Machine Manufacturer in China
Send your inquiry about packing machines to us and experience the transformative power it can have on your business or brand.
|
Model |
GS-1500 Servo Vacuum Packing Machine for Brick-Shaped Bags |
|
Packing Range |
0.3-5.0 kg |
|
Packing Capacity |
0.3-1.5 kg 1500-1800 bags/hour(The front width of the rice brick is 60-112mm) |
|
2.0-5.0 kg 900-1100 bags/hour(The front width of the rice brick is113-245mm) |
|
|
Power Supply |
AC380V Three-phase-five-wire system,8.5kW |
|
Air Consumption |
0.6MPa,0.5m³/min |
|
Working Temperature |
0-40℃ |
|
Relative Humidity |
<90% |
|
Measuring method |
High precision electronic quantitative scale |
|
Division Value |
1g |
|
Applicable Packaging Materials |
Customized composite film packaging bag |
|
Vacuum degree |
Relative vacuum degree is -0.06~-0.08Mpa. |
|
Equipment Dimensions(LxWxH) |
2520*1890*2448mm(without material dividing port) |
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