Double-Screw Filling and Modification Pelletizing Machine

Product Overview

The double-screw filling and modification pelletizing machine is a customized co-rotating parallel twin-screw extrusion pelletizing device that integrates plastic recycling, compounding modification, and functional production. It boasts excellent high-shear mixing performance, enabling one-stop production of high-quality modified recycled pellets and functional masterbatches. This equipment features superior mixing capabilities, good self-cleaning properties, and flexible modular configurations, adapting to diverse processing requirements across numerous material systems and providing an integrated solution for plastic modification production. The product’s trademark and brand are both PURUI, with NANTONG as its place of origin. Customization is available based on customer production capacity, with no fixed pricing.

Key Features

1. Powerful Compounding and Modification: Utilizing a co-rotating twin-screw strong-mixing structure, it delivers outstanding modification results, completing plastic recycling and modification in a single step without the need for multiple process stages. This simplifies the production flow while reducing material loss.

2. Efficient Devolatilization and Impurity Removal: Equipped with a multi-stage vacuum degassing system, it achieves thorough devolatilization and impurity removal, effectively controlling impurity levels in the pellets and ensuring stable pellet performance and appearance. Finished pellet impurities can be kept below 0.8%.

3. Flexible Process Adaptability: It can flexibly accommodate various process requirements such as filling, toughening, coloration, and degradation, meeting the production needs of different types of modified plastics and functional masterbatches, with a broad range of applicability.

4. Reliable Core Components: Key components are sourced from top-tier brands. Heating options include electric heating and electromagnetic heating; motors can be selected from Siemens, ABB, Weg, or leading domestic brands; cutting methods cover die-face cutting and strand cutting; bearings are available from NSK, SKF, INA, FAG, or top domestic brands; inverters can be chosen from ABB, FUJI, Delta, or Siemens. The equipment exhibits low failure rates, long service life, and annual stable operating hours exceeding 7,500 hours.

5. High Value-Added Output: It produces high-value-added modified pellets, helping enterprises enter high-end downstream markets. After modification, the market price of finished pellets increases by more than 18%, significantly boosting product gross margins.

Technical Configuration Details

1. Trademark: PURUI

2. Place of Origin: NANTONG

3. Brand: PURUI

4. Heating Method: Electric heating, electromagnetic heating

5. Motor Brand: Siemens, ABB, Weg, or leading 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 date of the delivery note

Application Fields

1. Filling Modification: Suitable for producing filled modified plastics using calcium carbonate, talc, barium sulfate, titanium dioxide, ceramic powder, wood flour/plant fibers, and other inorganic fillers, yielding high-performance filled modified plastic pellets.

2. Reinforcement Modification: Supports reinforcement modification using short glass fibers, long glass fibers, carbon fibers, and other whisker materials, manufacturing high-strength reinforced plastic pellets for supply to high-end sectors such as automotive and electronics.

3. Masterbatch Production: Capable of producing carbon black masterbatches, color masterbatches, flame-retardant masterbatches, degradable masterbatches, and other specialized functional masterbatches, meeting the customized needs of various industries for functional masterbatches.

4. Compounding Modification: Applicable to thermoplastics/elastomers, polymer alloys, and 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.

Target Customer Groups

The core target customer groups for this equipment 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. It provides these businesses with efficient, stable modification pelletizing solutions, helping enhance product quality and market competitiveness.

Typical Application Scenarios

1. Plastic Recycling and Modification: Processes waste plastics through recycling and modification, transforming low-value scrap plastics into high-quality modified recycled pellets, thus achieving resource circularity.

2. Glass Fiber Reinforced Pellet Manufacturing: By adding glass fiber materials, it produces high-strength, highly-tough glass-fiber-reinforced plastic pellets used in manufacturing automotive parts, electronic housings, and other high-end products.

3. Color/Funtional Masterbatch Production: Customizes masterbatches of various colors and functions, meeting the plastic processing industry's demand for special properties such as color, flame retardancy, and degradability.

4. Degradable Plastic Compounding Pelletizing: Blends degradable materials with other plastics to produce degradable plastic pellets, aligning with the growing demand in the eco-friendly materials market.

5. High-End PET Recycling Pelletizing: Recycles and modifies waste PET materials to produce high-purity, high-performance PET-modified pellets for packaging, textiles, and other high-end applications.

6. Filling and Toughening Modification Pelletizing: By adding inorganic fillers and toughening agents, it produces modified plastic pellets combining high strength and toughness, expanding the application scope of plastic materials.

Solving Industry Pain Points

1. Addressing the Poor Mixing and Impurity Removal Performance of Single-Screw Equipment: Compared to single-screw machines, the double-screw filling and modification pelletizing machine’s powerful shear mixing capability and multi-stage vacuum degassing system effectively improve mixing uniformity and impurity removal, enabling the production of modified materials that meet high-end demands and breaking the limitations of single-screw equipment in accessing premium markets.

2. Optimizing Multi-Step Modification Processes: Traditional modification processes require multiple sequential steps, resulting in lengthy workflows, high costs, and significant material losses. This equipment completes recycling and modification in a single step, shortening the process by 40% and reducing labor and energy costs by 25%, thereby greatly improving production efficiency and lowering operational expenses.

3. Enhancing the Added Value of Recycled Pellets: Ordinary recycled pellets have low added value and struggle to penetrate high-end downstream markets. The modified recycled pellets produced by this equipment exhibit superior performance, allowing direct supply to high-value customers in automotive, electronics, and other sectors, helping enterprises expand their profit margins.

4. Ensuring Batch Consistency of Products: Conventional equipment often suffers from unstable performance and significant batch-to-batch variations. This equipment uses first-class branded core components, ensuring stable and reliable operation, thereby guaranteeing consistent product appearance and performance and enhancing customer trust.

Core Value Proposition

1. Profit Enhancement: The market price of finished pellets after modification increases by more than 18%, significantly boosting product gross margins and helping enterprises expand their profit space.

2. Cost Savings: Compared to multi-step modification processes, this equipment shortens the workflow by 40% and reduces labor and energy costs by 25%, effectively controlling production and operating expenses.

3. Market Expansion: The high-end modified pellets produced can be directly supplied to high-value customers in automotive, electronics, and other sectors, helping enterprises enter premium downstream markets and strengthen brand competitiveness.

4. Efficiency Upgrade: With annual stable operating hours exceeding 7,500 hours, the equipment boosts production efficiency by over 50%, meeting large-scale, continuous production demands.

Frequently Asked Questions (FAQ)

Q1: Does this double-screw filling and modification pelletizing machine support customization?
A: Yes, this equipment is a custom-made product with no fixed pricing. It can be tailored according to customer production capacity requirements, adapting to various production scales.

Q2: What is the delivery time for this equipment?
A: The delivery time is 70–80 working days, adjustable based on specific customization needs.

Q3: How long is the warranty period for this equipment?
A: The warranty period is 13 months from the date of the delivery note, during which professional after-sales service and component repair support are provided.

Q4: What types of products can this equipment produce?
A: The equipment can manufacture filled modified pellets, reinforced modified pellets, various functional masterbatches, compounded modified plastics, high-end recycled pellets, and more, suitable for applications ranging from filling and reinforcement to masterbatch preparation and compounding modification.

Q5: Compared to traditional equipment, how much has this equipment improved production efficiency?
A: With annual stable operating hours exceeding 7,500 hours, this equipment boosts production efficiency by over 50% compared to conventional equipment, while also shortening the process by 40%, significantly enhancing overall production effectiveness.