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Automatic Gravel Sand Bagging Machine 25–50kg | 380V 50HZ
⚙️ Automatic Sandbag Filling Machine | Gravel Sand Bagging Machine 380V 50HZ
Product Overview
The JL Automatic Sandbag Filling Machine is a high-performance solution for packing sand, gravel, pebbles, soil, compost, and similar materials.
Built from durable carbon steel, this machine delivers accurate weighing, stable performance, and high-speed operation, making it ideal for construction, agriculture, and bulk material handling industries.
🌟 Key Features
✅ 1. High Efficiency
Capable of filling and packing 3–8 bags per minute, significantly improving productivity compared to manual bagging methods.
✅ 2. Precision Weighing
Equipped with an intelligent weighing system with ±0.3% to ±0.5% accuracy, ensuring consistent bag weight between 25kg and 50kg.
✅ 3. Cost-Effective Operation
Reduces labor costs, minimizes material waste, and ensures long-term savings with automated packaging performance.
✅ 4. Versatile Applications
Handles multiple materials — sand, gravel, stone, soil, compost, lime, coal briquettes, charcoal balls, and more.
✅ 5. Belt Feeding Technology
Smooth and controlled material feeding ensures accurate dosing and prevents clogging or material spillage.
✅ 6. Robust Construction
Made from high-quality carbon steel, suitable for heavy-duty industrial applications and long service life.
⚙️ Technical Specifications
| Parameter | Details |
|---|---|
| Power Supply | 380V 50HZ 3Phase (customizable) |
| Weighing Range | 25–50kg per bag |
| Accuracy | ±0.3% – ±0.5% |
| Air Pressure | 0.4Mpa – 0.6Mpa |
| Weight | 450kg – 1000kg |
| Feeding Method | Belt Feeding |
| Bag Type | Open Mouth PP Woven Bag, PE Bag, Kraft Paper Bag |
| Packing Speed | 3–8 Bags/min |
| Material | Carbon Steel |
| Type | Automatic |
🏭 Applications
The Gravel Sand Bagging Machine is widely used in:
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🧱 Construction Sites: for river sand, gravel, and soil bagging
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🌾 Agriculture: compost and fertilizer bagging
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🏗️ Industrial Plants: packing lime, charcoal, and minerals
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🚧 Disaster Relief: rapid sandbag production for flood control
💡 Advantages at a Glance
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✔ Fully automatic, one-person operation
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✔ High accuracy weighing system
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✔ Durable, low-maintenance design
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✔ Adjustable for various materials and bag sizes
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✔ Improves efficiency and workplace safety
❓ FAQ
Q1: What materials can this sand filling machine handle?
A: Sand, gravel, soil, compost, lime, coal, pebbles, and more.
Q2: How accurate is the weighing system?
A: Between ±0.3% and ±0.5%, ensuring consistent bag weight.
Q3: How many workers are required to operate it?
A: One operator can complete filling, weighing, and sealing.
Q4: What is the production capacity?
A: 3–8 bags per minute, depending on material type and bag size.
🚀 Conclusion
The JL Gravel Sand Bagging Machine (380V 50HZ) offers an intelligent, efficient, and durable solution for automated filling and packing of bulk granular materials.
Its precision weighing, versatile feeding system, and container-ready structure make it the ideal equipment for construction, mining, and agriculture industries looking to improve efficiency and reduce labor costs.
