Two Stage Extruder Machine

The PVC cable compounding two-stage extruder is a highly efficient equipment specially used for the production of PVC cable compound. It improves the mixing quality and production efficiency of the material through a two-stage compounding and extrusion process. The following are some key features and advantages of the two-stage extruder in the production of PVC cable compound:

1. Combination of twin screw and single screw: The two-stage extruder consists of two main parts. The first stage is a co-rotating twin screw extruder for shearing and compounding of the material; the second stage is a single screw extruder for extrusion and granulation of the material. This configuration is particularly suitable for the processing of heat-sensitive and shear-sensitive materials, such as PVC cable compound.
2. Temperature control: The two-stage extruder can more accurately control the temperature during the processing to avoid material decomposition due to overheating, which is crucial to ensure the quality and stability of PVC cable compound.
3. Modular design: Many two-stage extruders adopt a modular design concept and can be flexibly configured according to different process requirements to meet the requirements of specific applications.
4. Efficient mixing: The twin-screw part is responsible for efficient mixing. After mixing, the material does not pass through the die head back pressure retention, but directly enters the single screw part for cooling and stabilizing extrusion, avoiding the decomposition of the material caused by the high melt temperature caused by high shear.
5. Output and quality: Due to its structure and operation mode, the two-stage extruder can provide higher output and better quality products, especially suitable for the production of heat-sensitive materials such as PVC and XLPE.
6. Functional separation: The two-stage extruder separates the mixing and extrusion functions, which is conducive to optimizing the parameter design of the two-part extrusion host, thereby improving the overall efficiency and production capacity.
7. Adaptability: The two-stage extruder can be widely used in various heat-sensitive material systems and high powder filling operation systems, and has good adaptability.
8. Auxiliary equipment: Some manufacturers can also provide various upstream and downstream auxiliary equipment for the two-stage extruder, such as strand pelletizing system or die face pelletizing system, to achieve a more complete production process.

FAQ
1:Is it OK to print my logo on extruder machine?
Yes. Please inform us formally before our production
2:Can I have a sample order for extruder?
Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.
3:How to proceed an order for ?
A: Firstly ,let us know your requirements or application.
Secondly ,We quote according to your requirements or our suggestions.
Thirdly ,customer confirms the samples and places deposit for formal order.
Fourthly, We arrange the production.
4: Do you offer guarantee for the products?
Yes, we offer a 1 year warranty on our products after shipment.
5:What other after-sales servic​es do you offer?
During the warranty period, we are responsible for repairing the equipment free of charge (except for wearing parts and human factors).
Good prices for wearing parts (e.g. threaded elements)

HLD is a professional manufacturing company specializing in research, development, design, and production of high-quality machinery products including “parallel twin-screw extruders,” “single-screw extruders,” as well as screw elements and kneading elements.
We have more than 20 years of experience in the plastic machinery industry, we are one of the famous machinery manufacturers in China. Exports to more than 20 countries. Perfect design and service team, The factory is over 5000 square meters. We hope that in the future, Better quality, win customer recognition.

y products