Double-Screw PET Recycling Pelletizing Machine

Product Overview

The double-screw PET recycling pelletizing machine is a customized co-rotating parallel twin-screw extrusion pelletizing device, specifically designed for plastic recycling and modification processing. It integrates plastic recycling, compounding and modification, and functionalization into one system, featuring excellent high-shear mixing performance, enabling the one-stop production of high-quality modified recycled pellets and functional masterbatches. This equipment is manufactured by the PURUI brand, originating from Nantong, and can be tailor-made according to customers’ production requirements, with no fixed price. It flexibly adapts to various material systems and processing techniques, providing plastic processing enterprises with an efficient, integrated recycling and modification solution.

Core Performance Features

This double-screw PET recycling pelletizing machine boasts several core performance advantages. First, its co-rotating twin-screw design delivers powerful mixing, achieving outstanding modification results and completing the recycling-plus-modification process in one step, eliminating the need for multiple sequential operations and greatly simplifying the production workflow. Second, it is equipped with a multi-stage vacuum degassing system that thoroughly removes volatiles and impurities, effectively eliminating moisture, volatile substances, and contaminants from the materials, ensuring strong stability in pellet properties and appearance, and resulting in more uniform finished product quality. Additionally, the equipment can flexibly accommodate various process requirements such as filling, toughening, coloration, and degradation, meeting diverse plastic processing needs. Furthermore, all core components are sourced from leading brands: motors can be selected from Siemens, ABB, Weg, or top domestic brands; bearings can be NSK, SKF, INA, FAG, or top domestic brands; and inverters can be ABB, FUJI, Delta, or Siemens, guaranteeing low failure rates, long service life, and stable long-term operation.

Technical Configuration Parameters

1. Trademark: PURUI
2. Origin: NANTONG
3. Brand: PURUI
4. Heating Method: Electric heating, electromagnetic heating
5. Motor Brand: Siemens, ABB, Weg, or top domestic brands
6. Cutting Method: Die-face cutting, strand cutting
7. Bearing Brand: NSK, SKF, INA, FAG, or top domestic brands
8. Inverter Brand: ABB, FUJI, Delta, Siemens
9. Delivery Time: 70–80 working days
10. Warranty Period: 13 months from the bill of lading date

Application Fields

This equipment has a wide range of applications, covering numerous scenarios involving plastic modification and masterbatch preparation, including:
Filler Modification: Compatible with calcium carbonate, talc, barium sulfate, titanium dioxide, ceramic powder, wood flour/plant fibers, and other inorganic fillers, enhancing plastic hardness, strength, and other properties;
Reinforcement Modification: Supports reinforcement with short glass fibers, long glass fibers, carbon fibers, and other whisker materials, producing high-strength, high-modulus modified plastics;
Masterbatch Production: Capable of manufacturing carbon black masterbatches, color masterbatches, flame-retardant masterbatches, degradable masterbatches, and other specialized functional masterbatches to meet diverse functional requirements in plastic production;
Compounding Modification: Suitable for compounding thermoplastics/elastomers, polymer alloys, cable compounds, including PVC cable compounds, low-smoke halogen-free cable compounds, PE insulation/sheath compounds, cross-linked PE cable compounds, and specialty cable compounds, optimizing and upgrading material properties.

Target Customer Groups

The primary target customer groups for this double-screw PET recycling pelletizing machine include companies engaged in modified plastic production, high-end recycled pellet processing plants, functional masterbatch manufacturers, degradable plastic enterprises, and suppliers of automotive/electronic component materials. These enterprises generally have strong demand for high-quality modified plastics, high-value-added recycled pellets, and functional masterbatches. The equipment’s integrated processing capabilities and stable performance precisely address their key production challenges, helping them enhance product quality and market competitiveness.

Core Application Scenarios

The equipment can be applied in multiple specific production scenarios, including plastic recycling and modification, glass-fiber-reinforced pellet manufacturing, color/masterbatch production, degradable plastic compounding and pelletizing, high-end PET recycling pelletizing, and filler-toughening modification pelletizing. In these applications, the equipment fully leverages its powerful mixing and one-stop processing advantages, efficiently completing the entire workflow of material recycling, modification, and pelletizing, yielding finished pellets that meet the demands of high-end markets.

Solutions to Industry Pain Points

Currently, the plastic processing industry faces numerous pain points, and this double-screw PET recycling pelletizing machine offers targeted solutions:
Addressing the issue of poor mixing and impurity removal in single-screw equipment, which prevents the production of high-end modified materials, the machine employs a co-rotating twin-screw design combined with a multi-stage vacuum degassing system, delivering more thorough mixing and complete impurity removal, enabling stable production of high-quality premium modified materials;
For the problem of lengthy processes, high costs, and significant material losses associated with multi-step modification procedures, the equipment achieves one-stop recycling plus modification processing, eliminating the need for repeated transfers and additional processing steps, significantly shortening the workflow, reducing labor and energy costs, and minimizing material waste;
In response to the challenge of low added value in recycled pellets, which hinders entry into high-end downstream markets, the equipment can produce high-value-added modified pellets whose quality meets the stringent requirements of automotive, electronics, and other high-end downstream customers, helping enterprises increase product prices and profit margins;
Regarding the instability of ordinary equipment and inconsistent batch-to-batch product quality, the machine uses first-tier brand core components, delivering exceptional stability with annual operating hours exceeding 7,500 hours, ensuring consistent performance and appearance across batches, thereby enhancing production stability and product reputation.

Core Product Value

This double-screw PET recycling pelletizing machine brings multiple core values to customers:
First, it boosts product profitability—after modification, the market price of finished pellets increases by over 18%, significantly improving gross margins and helping enterprises achieve greater economic returns;
Second, it reduces production costs—compared to multi-step modification processes, the workflow is shortened by 40%, labor and energy expenses are cut by 25%, effectively compressing overall production expenditures;
Third, it expands access to high-end markets—controlling pellet impurity levels below 0.8% and ensuring quality that meets the exacting standards of automotive, electronics, and other high-value customers, helping enterprises enter premium downstream markets and strengthen brand competitiveness;
Finally, it enhances production efficiency—the equipment operates stably for over 7,500 hours annually, increasing productivity by more than 50%, enabling enterprises to expand capacity and meet larger-scale market demands.

Common Questions FAQ

Q1: Is this double-screw PET recycling pelletizing machine a custom product?
A: Yes, this equipment is custom-made with no fixed price; it is tailored to each customer’s production volume requirements, ensuring that its performance and capacity align with specific production needs.
Q2: What is the delivery time for the equipment?
A: The delivery time is 70–80 working days, subject to slight adjustments based on the customized configuration and order details.
Q3: How long is the warranty period?
A: The warranty period is 13 months from the bill of lading date. During this period, we provide appropriate repair services and replacement parts for equipment malfunctions not caused by human error.
Q4: What types of products can the equipment produce?
A: The equipment can manufacture high-quality modified recycled pellets, functional masterbatches, glass-fiber-reinforced pellets, degradable plastic pellets, and many other products, adapting to various processing methods such as filling, reinforcement, compounding, and masterbatch preparation.