Reinforced cast iron construction and advanced closed-loop control ensure smooth rotation, accurate positioning, stable operation, and extended mold service life.
High-performance controller with synchronized communication, remote monitoring, precise positioning, and integrated system management for stable, accurate, and efficient multi-component molding.
Modular injection configurations, specialized screw technology, dual-cylinder balancing, and adaptive temperature control ensure maximum flexibility, precision, and reliable molding performance.
High-precision closed-loop servo control delivers accurate flow and pressure regulation, stable molding performance, and up to 80% energy savings.
278 Electric Plasticizing Injection Moulding Machine
High-Efficiency Injection Molding Solution with Electric Pre-Plasticizing Technology
Ningbo Yalishi(Arlex) Plastic Machinery Co., Ltd. is one of the leading manufacturers and suppliers of 278 electric plasticizing injection moulding machine in China. Please feel free to wholesale advanced 278 electric plasticizing injection moulding machine made in China here from our factory.
278T Electric Pre-Plasticizing Injection Molding Machine
Electric Pre-Plasticizing
Electric servo drive provides precise and responsive screw rotation control.
Energy-Efficient Operation
The electric plasticizing system helps reduce energy consumption during plasticizing.
Fast & Stable Plasticizing
High-response electric drive supports stable screw speed and consistent plasticizing performance.
The ARLEX AXEP278 is a 2780 kN injection molding machine equipped with an electric pre-plasticizing system, designed to provide efficient and stable plastic production. The electric plasticizing system enables precise screw rotation control and stable material preparation, while the hydraulic injection and clamping systems provide reliable molding performance.
The AXEP278 is suitable for manufacturers looking for improved plasticizing efficiency, precise process control and optimized energy consumption across a wide range of plastic production applications.
2780 kN
Clamping Force
55 /60 /65 mm
Screw Diameter
651–909g (PS)
Injection Weight
Electric Pre-Plasticizing
Machine Type
Product Overview
278T Electric Pre-Plasticizing Machine for Efficient Plastic Production
The AXEP278 combines electric pre-plasticizing technology with a high-performance hydraulic injection molding system. The electric drive provides direct and precise control of screw rotation, helping improve plasticizing stability and process consistency.
By optimizing the plasticizing process and machine operation, the AXEP278 provides an efficient solution for continuous production of plastic components.
Designed for Different Production Requirements
Electric Pre-Plasticizing
Precise electric drive control provides stable and responsive screw rotation during plasticizing.
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Different Material Requirements
Screw and barrel configurations can be selected according to different plastic materials and processing requirements.
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Different Mold Requirements
The 278T provides flexible configuration options for different mold sizes and production requirements.
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Continuous Production
Stable injection, clamping and plasticizing performance supports reliable operation during continuous production.
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Applications
Applications of the 278T Injection Molding Machine
Precision Electrical Components
• Connectors
• Switch components
• Sensor housings
• Precision electrical housings
Medical Plastic Components
• Medical device components
• Small medical housings
• Precision plastic parts
Optical Components
• Optical housings
• Lens-related components
• Precision optical parts
Precision Automotive Components
• Sensor components
• Connectors
• Small precision interior components
Precision Industrial Components
• Gears
• Precision housings
• Small mechanical components
• Engineering plastic parts
Why Choose the ARLEX AXEP278?
Electric Pre-Plasticizing System
The electric drive provides precise screw speed control and stable plasticizing performance.
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Efficient Plasticizing
Optimized electric plasticizing helps improve material preparation efficiency and process consistency.
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Precise Process Control
Accurate control of injection speed, pressure, position and plasticizing parameters supports repeatable molding performance.
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Energy-Efficient Operation
The electric plasticizing system helps reduce energy losses associated with conventional hydraulic screw driving.
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Stable Continuous Production
Reliable machine structure and process control support stable operation throughout continuous production cycles.
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Technical Specifications
| Model | AXEP278-A | AXEP278-B | AXEP278-C |
| Screw Diameter | 55 mm | 60 mm | 65 mm |
| Screw L/D Ratio | 22.4 | 20.5 | 19 |
| Shot Size(Theoretical) | 651 cm3 | 775 cm3 | 909 cm3 |
| Injection Weight(PS) | 592 g | 705 g | 827 g |
| Injection Rate | 220 g/s | 265 g/s | 310 g/s |
| Plasticizing Capacity | 24 g/s | 29 g/s | 35 g/s |
| Injection Pressure | 196 MPa | 164 MPa | 140 MPa |
| Screw Speed | 0-400 rpm | 0-400 rpm | 0-400 rpm |
| Clamp Tonnage | 2780 kN | 2780 kN | 2780 kN |
| Toggle Stroke | 550 mm | 550 mm | 550 mm |
| Space Between Tie Bars | 580*580 mm | 580*580 mm | 580*580 mm |
| Max Mold Height | 600 mm | 600 mm | 600 mm |
| Min Mold Height | 220 mm | 220 mm | 220 mm |
Screw Configuration
Which AXEP278 Electric Pre-Plasticizing Screw Configuration Should You Choose?
The AXEP278 Electric Pre-Plasticizing Injection Molding Machine is available with three screw configurations to meet different product weight, injection capacity and plasticizing requirements.
55 mm Screw - Standard Configuration
• Screw Diameter: 55 mm
• L/D Ratio: 22.4
• Theoretical Shot Size: 651 cm³
• Injection Weight (PS): 592 g
• Injection Rate: 220 g/s
• Injection Pressure: 196 MPa
The 55 mm screw provides a balanced combination of injection capacity, injection pressure and plasticizing performance, making it suitable for precision plastic products with moderate shot requirements.
60 mm Screw - Higher Shot Capacity
• Screw Diameter: 60 mm
• L/D Ratio: 20.5
• Theoretical Shot Size: 775 cm³
• Injection Weight (PS): 705 g
• Injection Rate: 265 g/s
• Injection Pressure: 164 MPa
The 60 mm screw provides a higher injection capacity and plasticizing output for precision products requiring a larger shot size.
65 mm Screw - Maximum Injection Capacity
• Screw Diameter: 65 mm
• L/D Ratio: 19.0
• Theoretical Shot Size: 909 cm³
• Injection Weight (PS): 827 g
• Injection Rate: 310 g/s
• Injection Pressure: 140 MPa
The 65 mm screw offers the highest injection capacity and injection rate among the AXEP278 configurations, making it suitable for larger precision components and applications requiring higher material throughput.
The appropriate screw configuration should be selected according to product weight, material, mold design, required injection pressure and production requirements.
How to Select the Right 278T Injection Molding Machine Configuration?
Product Weight: Select the appropriate injection capacity according to product weight and runner requirements.
Plastic Material: Material characteristics should be considered when selecting screw and barrel configuration.
Mold Dimensions: Check mold dimensions, tie-bar spacing and mold height requirements.
Required Cycle Time: Production cycle requirements affect injection, plasticizing and machine configuration.
Product Application: Product type and production conditions determine the appropriate machine configuration.
Not sure which configuration is right for your production? Contact ARLEX for a machine recommendation.
Machine Details
AXEP278 Machine Details
Clamping Unit
Clamping Force Technology
Reinforced cast iron construction ensures superior platen rigidity and extends mold service life. Easy-to-handle and adjust processes can minimize losses and increase precision and stability to the greatest extent Enables the turntable to rotate smoothly without impact and position accurately. Advanced digital closed-loop positioning control system ensures precise motion accuracy and stable repeatability. The turntable is designed to reduce frictional loss, increase the movement reliability, and prolong the life of the turntable.
Injection Unit
Modular injection unit combination
Custom configurations can be achieved through modular injection unit combinations tailored to specific process requirements, supported by adaptable and scalable software functionalities. Specially engineered screw designs are available for processing PET, PC, PMMA, PVC, PA, PPS, and other engineering thermoplastics. The dual-cylinder balancing injection mechanism enhances the reliability and pressure capacity of the injection unit. Featuring self-adaptive temperature control technology, the system achieves static temperature accuracy of up to ±0.4 °C.
Control System
A high-performance and fast-response industrial controller designed for multi-component injection molding machines enables precise and synchronized control of multiple injection units. Through real-time synchronous communication, production data is seamlessly exchanged with the rotary table system, ensuring accurate positioning and stable coordinated operation. Remote online production monitoring Statistical process control for multiple injection units Configuration and tracking of critical motion curves Early deceleration and precise positioning control Built-in hot runner control expansion capability Integrated control of auxiliary equipment systems
Servo Motor System
Equipped with a high-precision pressure sensor, rotary encoder, and pressure transducer, the system enables independent monitoring and control of flow and pressure parameters. Based on real-time feedback, the high-performance synchronous servo motor automatically adjusts output flow and pressure by regulating speed and torque. This closed-loop control system ensures stable operation and consistent product quality. During the cooling phase, the motor remains inactive, resulting in zero power consumption. Compared with conventional injection molding machines, energy savings of 30%–80% can be achieved.
Hydraulic System
Stable Pressure Control – Maintains consistent injection and holding pressure for repeatable molding quality.
Fast Dynamic Response – Provides rapid hydraulic response during injection, clamping, and mold opening/closing.
Efficient Power Management – Servo-driven hydraulic control supplies power according to actual production demand, reducing unnecessary energy consumption.
Smooth Operation – Optimized hydraulic circuits help minimize pressure fluctuations and mechanical impact.
Reliable for Continuous Production – Designed for stable long-term operation in demanding industrial applications.
Factory / Production
278T Injection Molding Machine Built at ARLEX
Every ARLEX injection molding machine is assembled and tested before shipment. Machine assembly, hydraulic systems, electrical components and injection units are inspected during the manufacturing process.
For customized projects, ARLEX engineers can adjust the machine configuration according to the customer's product, mold and production requirements.
Customization
AXEP278 Electric Pre-Plasticizing Configuration
The AXEP278 can be configured according to product requirements, material characteristics, mold specifications and production targets. Our engineers can help select the appropriate screw configuration and machine setup based on your actual molding requirements.
Key Configuration Factors
Screw Diameter: 55 / 60 / 65 mm screw configurations are available for different injection capacity and plasticizing requirements.
Product Weight: The required injection weight determines the appropriate screw size and injection configuration.
Injection Pressure: Different screw configurations provide different injection pressure capabilities, allowing the machine to be matched to different materials and product designs.
Injection Rate: The 55 mm, 60 mm and 65 mm configurations provide different injection rates from 220 to 310 g/s.
Mold Dimensions: The AXEP278 provides 580 × 580 mm space between tie bars and supports a maximum mold height of 600 mm.
Material Requirements: Screw configuration can be selected according to the characteristics of the plastic material and required plasticizing performance.
Electric Pre-Plasticizing System: The electric pre-plasticizing configuration provides precise screw rotation control and supports stable material preparation for precision molding applications.
Control System: The control system can be configured according to production management and automation requirements.
Voltage & Frequency: Electrical configuration can be adapted to the customer's local power supply requirements.
Auxiliary Equipment: Peripheral equipment and automation can be configured according to the production process and factory requirements.
Tell Us Your Product Requirements
FAQ
What is a 278T Electric Pre-Plasticizing Injection Molding Machine?
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The AXEP278 Electric Pre-Plasticizing Injection Molding Machine is a 2780 kN injection molding machine equipped with an electric pre-plasticizing system. It is designed to provide precise screw rotation control and stable plasticizing performance for precision plastic products.
What are the advantages of electric pre-plasticizing?
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Electric pre-plasticizing provides direct and precise control of screw rotation, supporting stable plasticizing performance and repeatable material preparation. The AXEP278 offers a screw speed range of up to 400 rpm.
What products can the AXEP278 Electric Pre-Plasticizing Machine produce?
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The AXEP278 is designed for precision plastic components requiring stable molding performance and consistent dimensions, including precision electrical components, optical components, medical plastic parts, automotive components and industrial parts.
What screw configurations are available for the AXEP278?
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The AXEP278 is available with 55 mm, 60 mm and 65 mm screw configurations. The corresponding injection weights are 592 g, 705 g and 827 g (PS), providing different injection capacities for different product requirements.
How do I choose the right screw size for the AXEP278?
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Screw selection depends on product weight, material, required injection pressure, injection rate and plasticizing requirements. The 55 mm, 60 mm and 65 mm configurations provide different combinations of injection capacity and pressure.
What is the injection rate of the AXEP278?
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Depending on the screw configuration, the AXEP278 provides an injection rate of 220 g/s with the 55 mm screw, 265 g/s with the 60 mm screw and 310 g/s with the 65 mm screw.
Is the AXEP278 suitable for precision injection molding?
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Yes. The AXEP278 is designed for applications requiring stable plasticizing, accurate process control and repeatable molding performance, making it suitable for precision plastic components.
Can the AXEP278 be customized for different production requirements?
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Yes. The machine configuration can be selected according to product weight, material, mold dimensions, injection requirements, screw configuration and production conditions. ARLEX can recommend a suitable configuration based on your application.
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