Twin Screw Extruder
Your Professional Twin Screw Extruder Supplier！
As a practitioner of the policy benefits of the "dual zones" of a national-level new area and a free trade zone, the Jingcheng Intelligent Manufacturing Base is rooted in the core industrial zone of Nanjing Jiangbei New Area, covering an area of over 6,000 square meters. Its annual production capacity can reach 300 sets of twin-screw/triple-screw extruders and 5,000 sets of core components for pelletizing machines, serving 12 subdivided industries including new energy materials and automotive modified plastics. Products are exported to Southeast Asia, Europe, and other overseas markets.
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Why Choose Us
Advanced Equipment
Jingcheng specializes in co-rotating twin-screw and reciprocating mixing extruders, designed for high-viscosity and polymer materials. Our equipment is built with precision and durability, ensuring stable production and long service life, which minimizes downtime and maintenance costs for clients.
Customized Solutions
We provide end-to-end support—from equipment design and customization to installation, troubleshooting, and maintenance. By understanding your production needs and material characteristics, we optimize configurations and processes to improve efficiency, yield, and energy use.
Our Certifications
We has established a "three-level quality inspection + full-process traceability" quality management model, passing both ISO9001 quality management system and EU CE certification audits.
Overview of Twin Screw Extruder
A twin-screw extruder uses two rotating screws inside a barrel to continuously mix, convey, and process materials. Depending on the screw configuration, the extruder can provide high shear mixing, gentle compounding, or efficient material transport. Unlike single screw extruders, which mainly melt and convey material, twin screw extruders are engineered for mixing and compounding complex formulations including incorporating fillers, additives, and multiple components with high precision.
Product Specification
We offers the following product specifications：
|
Parameter |
Specification Range |
|
Screw Diameter |
25 mm – 150 mm |
|
Output Capacity |
50 kg/hr – 1200 kg/hr |
|
Drive Motor Power |
10 HP – 200 HP |
|
Screw Type |
Co-rotating / Counter-rotating |
|
Heating System |
Electrical / Oil heating |
|
Cooling System |
Water cooling / Air cooling |
|
Application |
Plastic compounding, Masterbatch, PVC, Filler & Polymer processing |
Twin Screw Design: Twin screw extruders have two screws, as opposed to a single screw extruder. This means higher production capacity and better mixing properties. With two screws rotating in the same direction with each other, the materials are better homogenised and a better melting is achieved.
High Throughput: Twin screw extruders are capable of processing higher quantities of plastic material. The two screws working together allows the material to melt quickly and allows for higher production speeds.
Multipurpose Use: Twin screw extruders are generally capable of processing a wide range of materials. They are suitable for processing polymer materials with different viscosity and properties. This provides flexibility in the production of various plastic products.
Better Mixing: The rotation of the two screws against each other allows for better mixing of materials. This helps to achieve a homogenous material distribution within the extruder system and products with better physical properties.
Better Control: Twin screw extruders provide a better control during the process. The ability to independently adjust parameters such as rotational speed and temperature in the screws allows more precise control of the material processing process.
Longer Life: Twin screw extruders are more durable than single screw extruders. The two screws distribute the shared load, resulting in less wear and a longer service life.
Application
Twin screw extruders are used in a wide range of industries, including:
Plastics:
For the production of pipes, profiles, sheets, and films.
Food:
In the production of snacks, cereals, and pet food.
Chemicals:
For the processing of polymers, pigments, and other chemical compounds.
Pharmaceuticals:
In the manufacture of tablets, capsules, and other drug delivery systems.
Components
Hopper
The entry point for raw materials. The process begins as materials are fed into the extruder through the hopper.
Barrel
The structure housing the screws and where material is transported. The barrel controls the temperature and pressure, often equipped with heating or cooling jackets. Typically composed of multiple sections, the temperature is adjusted based on the processing stage.
Heater
Mounted on the barrel, the heater regulates the temperature of the material, ensuring it is processed at the correct temperature.
Screw
The most critical components of a twin screw extruder. Two screws rotate within the barrel, with their design and arrangement significantly affecting the mixing efficiency. By combining various screw elements, materials can be conveyed, dispersed, mixed, and transported to the exit.
Gearbox
The mechanism that transfers the motor's rotational force to the screws, controlling their speed and torque.
Motor
The power source for the extruder. By adjusting the speed and torque, the motor influences extrusion performance.
Die Head
The section where the extruded material is shaped. As the material passes through the die, it is formed into the desired shape. Dies can be replaced or customized according to the product specifications.
All of our machines will be fully checked by our quality control department before the shipment. We guarantee all of our have a one-year warranty (quick-wear parts not included).
Training details: Operation principles, system, and structure, safety and maintenance, software processing technique, etc.
Numerous feedback from our clients have proven that our machines are stable in performance with rare malfunction. However, we would like to handle it as follows once malfunction occurs:
We guarantee that we will give you a clear reply within 24 hours.
Customer service staff will assist you in analyzing the malfunction to locate the cause.
If the malfunction is caused by improper operation of software and other soft faults, we will help solve the problem online.
We will offer plenty of online support, like detailed technical and installation instructions via email, video, and telephone.
Package & Delivery
1. Package: Standard export package or Custom
2. Delivery: By air express, by sea
FAQ
We are one of the most professional twin screw extruder manufacturers and suppliers in China, featured by quality products and good service. Please rest assured to buy customized twin screw extruder at competitive price from our factory. Contact us for more details.
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