Double-screw PET recycling granulator

Product Overview

The double-screw PET recycling granulator is a customized co-rotating parallel twin-screw extrusion granulation machine, specially designed for plastic recycling and modification processing. It integrates plastic recycling, compounding and modification, and functionalization into one, featuring excellent high-shear mixing performance, capable of producing high-quality modified recycled pellets and functional masterbatches in a single step. 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 can flexibly adapt to various material systems and processing technologies, providing plastic processing enterprises with an efficient, integrated recycling and modification solution.

Core Performance Features

This double-screw PET recycling granulator boasts several core performance advantages. First, its co-rotating twin-screw design ensures strong mixing, delivering excellent modification results and enabling the seamless completion of the recycling + 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 superior pellet performance and stable product quality, resulting in more uniform finished products. Additionally, the equipment can flexibly accommodate various processing needs such as filling, toughening, coloration, and degradation, meeting diverse plastic processing requirements. Furthermore, all core components are sourced from top-tier brands: motors can be selected from Siemens, ABB, Weg, or leading domestic brands; bearings can be NSK, SKF, INA, FAG, or top domestic brands; 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 various scenarios for plastic modification and masterbatch production, specifically including:
Filling modification: Compatible with calcium carbonate, talc powder, barium sulfate, titanium dioxide, ceramic powder, wood flour/plant fibers, and other inorganic fillers, enhancing plastic hardness, strength, and other properties;
Reinforcement modification: Supports short glass fiber, long glass fiber, carbon fiber, and other whisker materials for reinforcement treatment, creating high-strength, high-modulus modified plastics;
Masterbatch production: Can produce 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, special cable compounds, etc., achieving optimization and upgrading of material properties.

Target Customer Groups

The target customer groups for this double-screw PET recycling granulator primarily 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 a 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 production challenges, helping them enhance product quality and market competitiveness.

Core Application Scenarios

The equipment can be applied in numerous specific production scenarios, including plastic recycling and modification, glass fiber reinforced pellet manufacturing, color/masterbatch production, degradable plastic compounding and granulation, high-end PET recycling granulation, and filling/toughening modification granulation. In these scenarios, the equipment fully leverages its strong mixing and one-stop processing advantages, efficiently completing the entire process of material recycling, modification, and granulation, producing finished pellets that meet the demands of the high-end market.

Solutions to Industry Pain Points

Currently, the plastic processing industry faces many challenges, and this double-screw PET recycling granulator provides targeted solutions:
To address the issue of poor mixing and impurity removal in single-screw equipment, which prevents the production of high-end modified materials, the equipment adopts a co-rotating twin-screw strong mixing design combined with a multi-stage vacuum degassing system, ensuring more thorough mixing and complete impurity removal, enabling stable production of high-quality, high-end modified materials;
To solve the problem of lengthy processes, high costs, and significant material losses associated with multi-step modification, the equipment achieves one-stop recycling + modification processing, eliminating the need for repeated transportation and processing, significantly shortening the workflow, reducing labor and energy costs, and minimizing material waste;
To tackle the challenge of low added value in recycled pellets, which hinders entry into the high-end downstream market, the equipment can produce high-value-added modified pellets whose quality meets the stringent requirements of high-end downstream customers in automotive, electronics, and other sectors, helping enterprises increase product prices and profit margins;
To counteract the instability of ordinary equipment and inconsistent batch-to-batch product quality, the equipment uses first-class brand components, delivering outstanding 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 granulator offers customers multiple core values:
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 benefits;
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 production expenditures;
Third, it expands access to the high-end market—controlling pellet impurity levels below 0.8% and ensuring quality that meets the demanding requirements of high-value customers in automotive, electronics, and other sectors, helping enterprises enter the high-end downstream market and strengthen brand competitiveness;
Finally, it enhances production efficiency—the equipment operates stably for over 7,500 hours annually, increasing production efficiency 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 granulator a custom-made product?
A: Yes, this equipment is custom-made with no fixed price; it is tailored to each customer’s production needs, ensuring that its performance and capacity align with the customer’s specific requirements.
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 the warranty period, we provide appropriate repair services and replacement parts for equipment malfunctions not caused by human error.
Q4: What types of products can this equipment produce?
A: The equipment can produce high-quality modified recycled pellets, functional masterbatches, glass fiber reinforced pellets, degradable plastic pellets, and many other products, adapting to various processing techniques such as filling, reinforcement, compounding, and masterbatch production.