Triple Screw Extruder
Your Professional Triple 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 Triple Screw Extruder
A triple screw extruder is a high-performance, specialized polymer processing machine utilizing three intermeshing screws, typically arranged in a line (often "one" shape or triangle), rotating in the same direction. It acts as a specialized compounder, providing better mixing, dispersion, and 40-50% higher throughput than twin-screw extruders.
Product Specification
We offers the following product specifications：
|
Parameter |
Description |
|
Screw Diameter |
45–120 mm (customizable) |
|
L/D Ratio |
20:1 – 40:1 |
|
Screw Speed |
50–300 rpm |
|
Motor Power |
15–200 kW |
|
Processing Capacity |
50–1000 kg/h (depending on material & model) |
|
Temperature Zones |
4–8 independently controlled zones |
|
Barrel Pressure |
≤30 MPa |
|
Voltage |
380V/50Hz (or customizable) |
Sufficient melting and even dispersion: The three screws arranged in a row produce strong compression and kneading, resulting in excellent plasticizing effects. This is due to the presence of two meshing zones, which double the compression range and make dispersion more even.
High output: For example, the three-screw extruder can produce 80% high-concentration filler masterbatch in one step without high-shear, with an output of 350 kg/hour. However, the double-screw extruder cannot produce 40% high-concentration filler masterbatch without high-shear compounding or repeated production, with an output of only 60 kg/hour.
Environmentally friendly and energy-saving: For example, with a 75 kW motor running at 500 rpm, the three-screw extruder can produce 50% carbon black masterbatch at 180 kg/hr, with the main motor current at 90 amps. The specific power consumption is only 0.2-0.25 kW/kg.
Good Plasticizing Effect: It provides better plasticizing performance, making the melted material more uniform and stable, and is suitable for processing a wide range of materials with different viscosities.
Low Energy Consumption: In some cases, due to its efficient operation mechanism, it can consume less energy per unit of output, reducing production costs.
Application
Filler Masterbatch
When producing filler masterbatch with triple screw extruders, their multi screw coordinated shear structure ensures deep fusion between ultra high load fillers and base materials. The finished product offers superior dispersibility, significantly enhancing product rigidity while maintaining excellent processing flowability.
Color Masterbatch
When processing color masterbatch with triple screw extruders, multi zone precise temp control and triple screw intermeshing structure enable uniform coating of high concentration pigments in resin. The finished color masterbatch delivers extreme tinting strength, ensuring zero color variation consistent hues in mass production.
Additive Masterbatch
When preparing additive masterbatch with triple screw extruders, their three stage compounding modules and synchronized triple screw conveying ensure full dispersion of functional additives (e.g., antioxidants) with carrier resin. The final masterbatch offers better dosage stability and longer lasting effectiveness.
Engineering Plastics
When processing engineering plastics (e.g., PBT) with triple screw extruders, their ultra stable high temp plasticization system and triple screw high compounding force enable full integration with high strength fillers. The finished material boasts enhanced mechanical strength, suitable for making higher precision electronic components.
Biodegradable Plastic
When processing biodegradable plastics with triple screw extruders, the gentle yet efficient triple screw plasticization process preserves resin activity while enabling full compounding with modified additives. The final product has stable degradation performance, suitable for producing all biodegradable packaging products.
Thermoplastic Elastomers
When processing thermoplastic elastomers with triple screw extruders, the triple screw gradient shear and coordinated fusion structure enable uniform blending of elastic components and modified materials. The finished product offers a wider controllable hardness range, smooth texture, and superior aging resistance.
Cable Compounding
When processing cable compounds with triple screw extruders, dead zone free full area compounding and triple screw dense plasticization ensure tight fusion of conductor coatings and components. The finished product delivers superior insulation performance, meeting needs for high end new energy and communication cables.
PVC Compounding
When processing PVC compounds with triple screw extruders, the low shear and high torque screw configuration achieves uniform plasticization and dispersion of additives. The finished PVC compounds feature stable performance and excellent processability, ideal for producing pipes, profiles and other PVC products.
Main Parts of Production Line
High Speed Mixer/Loss-in feeding system(Option)
Screw Loader
Feeder/Side Feeder
Extruder
Hydraulic Screen Changer and Granulating Mould
Melting pump(Option)
Cutting system
Product Silo
Electric Control Cabinet
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 triple screw extruder manufacturers and suppliers in China, featured by quality products and good service. Please rest assured to buy customized triple screw extruder at competitive price from our factory. Contact us for more details.
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