The Raw Material Auto Loader is an auxiliary feeding system designed for injection molding and plastic processing production lines. It automatically conveys plastic raw materials from storage bins or dryers to injection molding machines through a controlled vacuum conveying system.
It is suitable for:
- Single-machine feeding setups
- Multi-machine centralized feeding systems
- Continuous 24-hour injection molding operations
Key Advantages
Clean and safe: 100% Stainless Steel contact surfaces prevent cross-contamination.
Operational Control: LCD interface enables quick parameter setup and real-time operation monitoring.
Intelligent Protection: Overload protection and alarm systems reduce equipment failure and production downtime.
Versatility: Supports electric eye and vacuum hopper configurations to adapt to different resin materials and factory conveying requirements.
High-Distance Conveyance: High-pressure turbine system ensures stable material feeding across long-distance layouts up to 4–5 meters within injection molding workshops.
Technical Specifications
|
Model |
Motor (kW) |
Capacity (kg/hr) |
Conveying Height (m) |
Hopper Volume (L) |
Tube Diameter (mm) |
Dimensions (cm) |
Weight (kg) |
|
SAL-300C |
1.1 |
250 |
4.5 |
6 |
38 |
360×260×500 |
10 |
|
SAL-300CE |
1.1 |
250 |
4.5 |
6 |
38 |
360×260×600 |
10 |
|
SAL-360 |
1.1 |
300 |
4.5 |
12 |
38 |
320×260×570 |
12 |
|
SAL-360E |
1.1 |
300 |
4.5 |
12 |
38 |
320×320×600 |
13 |
|
SAL-390 |
1.2 |
350 |
4.5 |
12 |
38 |
400×300×500 |
19 |
|
SAL-390E |
1.2 |
350 |
4.5 |
12 |
38 |
400×300×500 |
19 |
|
SAL-400 |
0.75 |
350 |
4.5 |
12 |
38 |
400×300×500 |
25 |
Model Selection
SAL-300 Series-Configured for compact injection molding systems and low-output production lines.
SAL-400 Series-Suitable for higher capacity production systems and centralized feeding networks.
SAL-360 Series-Applied in standard industrial injection molding environments.
SAL-390 Series-Designed for continuous medium-to-high production demand.
Material Compatibility
Our Auto Loader series is engineered for versatile material handling, ensuring consistent flow and structural integrity for a wide range of plastic resins.
Resin Compatibility:
Engineering Plastics
PA (Nylon), PC, PBT, POM, PMMA.
Commodity Plastics
PE (HDPE/LDPE), PP, PS, PVC, ABS.
Reinforced Materials
Supports fiber-filled or flame-retardant pellets (subject to configuration).
Application Scope
The system is deployed in:
It is suitable for operations requiring stable material flow across extended production cycles.
System Integration Configurations
Single Machine Feeding Layout: Raw material storage → Auto Loader → Injection molding machine
Dryer Integrated Feeding Layout: Hopper dryer → Auto Loader → Injection molding machine
Centralized Feeding Network: Central material station → Multiple Auto Loaders → Injection molding machines
The system supports modular expansion based on production scale requirements.

Manual Feeding vs Auto Loader
|
Factor |
Manual Feeding |
Auto Loader System |
|
Labor Dependency |
High |
Low |
|
Feeding Consistency |
Variable |
Stable |
|
Production Continuity |
Interrupted risk |
Continuous operation |
|
System Integration |
None |
Supported |
|
Industrial Suitability |
Limited |
High |
Global Market Application
Our equipment is widely applied in plastic injection molding factories across international markets, including Asia, the Middle East, Europe, and South America, serving different production environments and industrial standards.
OEM / ODM Support
We provide OEM and ODM services for distributors and industrial clients, including customized motor configurations, hopper capacity adjustment, and system integration solutions based on production line requirements.
Commitment to Quality and Support
Standardized Quality: All units are manufactured to [Insert Certifications, e.g., ISO9001/CE] standards.
Lifetime Technical Support: We provide comprehensive remote guidance via video call for installation and troubleshooting.
Reliable Warranty: 12-month free warranty for non-human-factor damages.
Replacement Strategy: Spare parts are available at cost price for long-term maintenance assurance.

FAQ
Q: Can this loader be integrated with existing injection molding machines?
A: Yes. The system is designed for universal compatibility and can feed single or multiple machines simultaneously, integrating seamlessly into existing automated lines.
Q: What is the benefit of the separated motor and hopper design?
A: This design protects the motor from heat and fine dust, reduces mechanical vibration, facilitates easier maintenance access, and extends the overall service life of the unit.
Q: How does the system ensure material quality?
A: All material-contact surfaces are constructed from food-grade stainless steel, preventing corrosion and contamination during the conveying process.
Q: What support do you offer for installation?
A: We provide detailed installation diagrams and technical manuals with every unit. Our team offers remote video guidance and online training to ensure your team can install and calibrate the system efficiently.
Q: Are replacement parts readily available?
A: Yes. We maintain a comprehensive inventory of spare parts. For damage caused by external factors, we provide parts at cost price to ensure long-term, low-maintenance operation.
Q: Can you accommodate specific conveying requirements?
A: Our series includes various motor power and hopper volume configurations. If your production requires unique conveying distances or material types, please contact our engineering team for a custom solution.
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