SPET-B focuses on meeting the production needs of preform products that require high-efficiency cooling. Based on preliminary market research, it excels in four innovative features: professionalism, stability, high efficiency, and energy saving. It specifically addresses the pain point of efficient cooling for preform products in the PET market, providing a revolutionary solution for improving production efficiency in the industry.
Designed for PET bottle preforms, cosmetics, and daily storage items, the SPET Series Injection Molding Machines deliver efficiency and value for PET product manufacturers. Enhanced screw speed boosts plasticizing capacity by 5–10%, while standard electric plasticizing cuts energy use by 10–30%. Flexible injection unit configurations adapt to diverse product needs. Clamping forces range from 1,600 to 10,000 kN.
High Efficiency
Improved Plasticizing Capacity
- The screw speed is generally increased, improving the plasticizing capacity by 5-10%.
- For models of 320T and above, an ultra-fast mold clamping oil circuit device is added, which increases the dry cycle by an average of more than 5% and shortens the product production cycle.

Energy Saving
- Standard Electric Plasticizing to enhance energy-saving effect:
Standard electric plasticizing saves 10-30% energy; the synchronous plasticizing function can be realized to shorten the product production cycle.
- Standard Servo System for All Models:
All models are equipped with a standard servo system to further enhance the energy-saving effect.

Green Plasticizing Capacity
- Real-time intelligent adjustment of plasticizing speed during production improves efficiency and reduces energy consumption.
- The energy consumption of single-mold plasticizing can be reduced by nearly 10%.

Professionalism
- PET-Specific Plasticizing Components:
Specialized plasticizing components for PET reduce plasticizing temperature and AA value.
- Customized Injection Unit Matching by Injection Volume:
529-18810g injection volume range; customized injection unit matching scheme provided according to product specifications.
- Integrated Cooling Water Circuit Design:
New integrated water circuit design reduces pressure loss in cooling pipelines and facilitates customer pipe connection.
- Specialized Mold Clamping Mechanism:
Better compatibility and stronger load-bearing capacity; increased inner distance of the four columns and extended second plate support improve mold compatibility and support effect.
- Increased Ejection Force & ET-Specific Plasticizing Components:
Matches super large ejection force; optimizes the oil circuit to speed up the response speed.
- Special Heating & Heat Preservation Devices:
Improves plasticizing capacity while enhancing energy utilization efficiency.

Main Configurations
New-Generation Mold Clamping Mechanism
- Central strong support structure design of the second plate minimizes template deformation and realizes uniform distribution of mold clamping force.
- Using lower mold clamping force can reduce the deformation of the mold cavity size, improve product molding accuracy, and save energy.
High-Rigidity Mold Clamping Front & Rear Plates

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New Injection System: Dual linear guide injection unit equipped with self-lubricating linear guides (ensuring cleanliness); oil change cycle of more than 5 years (reducing oil pollution to the workshop and environment).
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New Hydraulic Oil Circuit Design: Optimized oil circuit flow channel design reduces pressure loss; enables more accurate mold opening positioning.
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Control System Upgrade: Fully upgraded electronic control system with a new 12-inch touchscreen computer (switching response time: 62.5µs); supports multiple sets of action pressure-speed curves; includes mold closing positioning control, mold opening positioning control, injection positioning control, and ejection positioning control.
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Energy Consumption Management System (Optional): Detects and records:
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