Technical Specifications
| Model | HY-300G | HY-800G | HY-900G |
|---|---|---|---|
| Motor Type | Carbon Brush 220V | Induction Motor 380V | Induction Motor 380V |
| Motor Power (kW) | 1.2 | 1.5 | 2.2 |
| Conveying Capacity (kg/h) | 300 | 400 | 550 |
| Hopper Capacity (L) | 8 | 8 | 8 |
| Pipe Diameter | M38 | M38 | M38 |
| Dimensions (mm) | 320 × 360 × 560 | 480 × 360 × 700 | 480 × 350 × 1020 |
| Weight (kg) | 13 | 42 | 48 |
| Custom non-standard models are available upon request. | |||
Vacuum Loader for Automatic Material Conveying in Modern Production Lines
The vacuum loader, also known as a vacuum hopper loader or vacuum conveying system, is a modern automatic material handling device designed for contact-free and enclosed conveying of granules, powders, and small flakes.
Using negative pressure vacuum technology, the machine automatically transfers materials from bags, storage bins, or hoppers to production equipment, helping manufacturers replace manual feeding with a cleaner, more efficient, and more stable solution. It is widely used in plastic processing, food production, pharmaceutical manufacturing, and chemical industries. :contentReference[oaicite:1]{index=1}
With its closed conveying design, the vacuum loader prevents dust leakage, material contamination, and unnecessary waste, while significantly reducing labor cost and improving workshop cleanliness. It is especially suitable for injection molding, extrusion, blow molding, and centralized feeding applications. :contentReference[oaicite:2]{index=2}
Key Advantages
- Efficient Automatic Feeding: Greatly improves feeding speed and production continuity compared with manual loading.
- Closed & Clean Conveying: Prevents dust, spillage, and contamination during material transfer.
- Wide Material Compatibility: Suitable for plastic granules, powders, flakes, and small bulk materials.
- Stable and Safe Operation: Equipped with vacuum monitoring, shortage alarm, overload protection, and anti-blocking functions.
- Flexible Application: Can be used with injection molding machines, extruders, mixers, and crushers.
- Easy Maintenance: Simple compact structure for quick cleaning, inspection, and part replacement.
- Smart Control: PLC-based operation with manual and automatic modes for easy parameter setting.
Applications of Vacuum Loaders
Vacuum loaders are widely used in automated production environments where clean, efficient, and reliable material transfer is required.
Plastic Processing Industry
Automatic feeding of plastic granules and powders to injection molding, extrusion, and blow molding equipment.
Food Industry
Closed conveying of flour, starch, milk powder, grains, and other food ingredients using food-grade materials.
Pharmaceutical Industry
Clean conveying of powders and granules in hygienic production environments.
Chemical Industry
Safe conveying of resins, pigments, powders, and other chemical raw materials.
Frequently Asked Questions
What is a vacuum loader used for?
A vacuum loader is used to automatically transfer materials such as plastic granules, powders, and flakes from storage containers to processing equipment.
What materials can it handle?
It can handle plastic pellets, powders, flakes, and some small bulk materials, depending on the machine configuration.
Can it be used with injection molding machines?
Yes, vacuum loaders are widely used with injection molding machines, extruders, blow molding machines, and mixers.
Is the conveying process dust-free?
Yes, the enclosed conveying structure helps prevent dust leakage and material contamination.
Can the system run automatically?
Yes, most vacuum loaders support both automatic and manual modes, and some models can be linked with PLC systems for synchronized operation.
