Twin Screw Extruder Machine

China Professional Twin Screw Extruder Manufacturer — COWIN EXTRUSION

COWIN EXTRUSION’s twin-screw extruders are widely used in high-performance processing equipment in different fields such as plastics, chemicals, food and medicine. Used for extrusion, granulation, material handling, etc. Twin-screw extrusion series include:co-rotating twin screw extruder,high torque co-rotating twin screw extruder,super high torque co-rotating twin screw extruder,split twin screw extruder,lab scale extruder etc. In addition, we provide a wide range of solutions, such as single-screw and twin-screw extruder system, producing different advantages to deal with your problems and improving your productivity.

COWIN EXTRUSION has innovative extruder gearbox technology and the highest standards for quality. Meet the needs of different customers.

If you are looking for professional twin screw extruder manufacturers that can provide quality products and fast delivery, COWIN EXTRUSION will be your No. 1 choice. Contact our support team at any time and we will spare no effort in satisfying your most detailed requirements.

Twin Screw Extruder For Sale


CHT-B series Twin Screw Extruder

¢20mm — ¢200mm CHT series extruders model-was clearly defined B ,D, MAX series according to different rotary speed and torque class.


CHT-D series Twin Screw Extruder

The newly designed torque distribution system, high precision grinding of hardened gear teeth, imported high quality key bearing, and the interlocking of lubrication system are among the reasons for the good reliability of Cowin’s products.

CHT-Max series Twin Screw Extruder

CHT-Max series Twin Screw Extruder

All gearboxes are imported, brand: Italy ZAMBELLO gearbox, Germany HENSCHEL gearbox, etc.

1. Higher Torque

Based on the powerful R&D research department, COWIN has successfully increase the torque degree of the gearbox from 5.5 T/A3 to 11.2 T/A3. That means, for the same size extruder, you can get much more output. Meanwhile, the energy is greatly decreased.

2. More Accurate

All the key parts including, gears, shafts, screws and barrels are processed by CNC. That will guarantee our machinery a more stable running condition and less fault. And the advanced installation method of the gearbox is our advantage over others.

3.Flexible Screw Configuration

With COWIN extruder, you can change the screw configuration for different applications. That thanks to the flexible screw design, it will help you very easily to do so.

4. Customized Design

COWIN firstly give the service to customers who need a special design for their extruders based on their previous experience. COWIN would like to invite customers to participate in the design of the extruders. You can give your own idea and even can design by yourself.

5. Different Size Available

In COWIN, you can find machinery from smallest size 16mm to biggest size 160mm.

Twin Screw Extruder Design

Multiple Feeding Methods• Single screw feeder  • Twin screw feeder  • Forced feeder  • Side feeder  • Liquid adding system
Various Granulating Production Line• Water-cooling strand pelletizing line  • Air-cooling pelletizing line •  Water-ring pelletizing line  • Underwater pelletizing line  • Under water strand pelletzing line
Motor Type• AC Inverter control  • DC speed-regulation control
Screw Features• All the screws adopt blocking structure,can update and maintain comfortably  • Screw and barrels can be replaced to reduce the cost
Vacuum System Function• Set up the vacuum device to remove the exhaust gas at large.
Various Forms of Screen Changer• Manual type  • Automatic type  • Hinge type  • Single station  • Multi-station
Barrel Features• Each barrel has an independent temperature control system.  • which sets different temperatures according to user’s requirements.
Extruder Base Features• The base is welded with heavy-duty large channel steel or I-beam steel, Strong, rigid, not easy to deform, There is almost no vibration when the machine works.

What Our Customers Have to Say


Llc Trans Business Logistics

Thank you for your support to our project. At the beginning of making the plan, the technical research and development team of Cowin patiently planned different plans for us to choose.During the production, keep us informed of the production progress.After the equipment was shipped to our factory, a professional team was dispatched to install and debug the equipment and train our staff.We are very grateful for this and look forward to our long-term cooperation next time.




Thanks for the hard work of Cowin team. Due to the large project, our company hopes to find suppliers with high cost performance and good quality in China.After the inspection of Cowin, we conveyed the design scheme to cowin. Thanks to the hard work of the design team for several months, the project can be carried out smoothly.After installation and debugging, the machine has met our expectations and we look forward to further cooperation in the future.


Biodegradable Pellets

Biodegradable Pellets

It’s a great experience for cooperating with COWIN. The seller’s attitude is good and delivery speed is fast. Most important, The quality has reached our expected effect. Look forward to our next cooperation, hope to get a preferential price next time.



TPE Pellets

We received the machine on time. With the help of The After-sales team of COWIN, it has been installed and debugged and put into production, The performance and output of the machine are up to our requirements. Cross-border trade is not easy, but this cooperation has strengthened our interest to cooperate with Chinese manufacturers in the future. Despite the difficulties of the project, Cowin has a good attitude.



Food Pellets

The machine is the same as I excepted. The quality of your product is very competitive on the market. We have cooperated with other Chinese manufacturers before, Your goods are superior in quailty compared with those of other manufacturers. One thing we are not satisfied with that The delivery of cabinet is a bit slow, But the buyers have been helping us track the flow of goods in real time, thank you for your guys efforts.



Lab Twin Screw Extruder

COWIN extruder meets our expectations. The pellets produced by the extruder have good shape and high quality. We are very satisfied. COWIN has a great service attitude from pre-sales to after-sales. We have put forward a lot of ideas. The salesmen and technicians of COWIN are very patient and provide us with the best scheme. Thank you!



Single Screw Extruder

In the field of degradable materials, we are still new, but we are very interested in degradable materials, which is a global trend. COWIN friends provided us with the best services and solutions. Even if we had many questions and doubts, COWIN friends answered them one by one. Finally, we cooperated. Thank you very much for this cooperation. This is our first production of degradable materials. I believe we will have more cooperation with you for degradable materials in the future.




Your machine is great and the service is nice. Every time we cooperate with you, we are happy. Even under the influence of COVID, when we urgently need parts, our production is not affected, because you have provided us with sufficient spare parts inventory and delivered goods quickly. We are very grateful. For us, time is money.


Twin Extruders Specifications

CHT-B Series Twin Screw Extruder


CHT-D Series Twin Screw Extruder


CHT-Max Series Twin Screw Extruder


Extensive Experience in Applications

Biodegradable Plastic

Biodegradable Plastic

The main target markets for biodegradable plastic are plastic packaging film, agricultural film, disposable plastic bags and disposable plastic tableware.

Colour masterbatch

Colour Masterbatch

The color masterbatch is composed of three basic elements: pigment or dye, carrier and additive. It is an aggregate made by super-constant pigment uniformly attached to the resin, which can be called pigment concentration.

Engineering Plastic

Engineering Plastic

Compared with general plastics, engineering plastics can meet higher requirements in mechanical properties, durability, corrosion resistance, heat resistance and other aspects, and it is more convenient to process and can replace metal materials.


Filler Masterbatch

Filling masterbatch can be used to process plastic films, garbage bags, shopping bags, vest bags, packaging bags, etc. It has good dispersibility, blown film has no white spots and black spots, high fineness to guarantees product gloss and toughness.

LFT-G Impregnation & Extrusion

LFT-G Impregnation & Extrusion

Long-fiber Reinforced Thermoplastic(LFRT),the length of the glass fiber is bigger than 3mm.while the commercialized LFRT is normally 6-25mm.

Non-crystallization dry PET sheet

Non-crystallization dry PET sheet

Non-crystallization dry pet sheet extrusion has following advantage: Use in producing PET / PLA sheets , no need pre-drying crystallization of the energy consumption and adapt to the material for the production of the second , high yield , low energy consumption, high quality plastics characteristics.

Projects and Clients

Twin Screw Extruder Machine FAQs

A: We are a factory. 20 years experience on extrusion. Leading supplier in Nanjing city.

A: 1 year, Main parts is made of high tool steel by special quenching treatment, with high corrosion resistance and wear resistance.

A:We can send engineers to your factory for installation and training if customers‘ required

A:Yes, Our technical department can help to analysis, design and test the new products you offered.

A:Experience engineer oversea installation service provided.

A:L/C,T/T,Western union , Paypal.

A:Yes.Before making your decision buying the equipment or not,you can bringsome material here to test-run the equipment.