Double-Screw Glass Fiber-Reinforced Pelletizer

Product Overview

The double-screw glass fiber-reinforced pelletizer is a customized co-rotating parallel twin-screw extrusion pelletizing machine with no fixed price; it is tailor-made according to the customer’s production requirements. This equipment integrates plastic recycling, compounding and modification, and functionalization into one system, featuring excellent high-shear mixing performance. It can produce high-quality modified recycled pellets and functional masterbatches in a single step, meeting the processing needs of various materials. With core designs such as co-rotating twin-screw strong mixing and multi-stage vacuum degassing, it delivers outstanding modification results, thoroughly removes volatiles and impurities, and ensures stable particle properties and appearance. It also flexibly accommodates diverse process requirements including filling, toughening, coloration, and degradation. Key components are sourced from top-tier brands, resulting in low failure rates and long service life, helping enterprises produce high-value-added modified pellets and significantly boosting product profitability.

Key Features

This co-rotating parallel twin-screw extrusion pelletizing machine boasts three major core features: First, exceptional mixing performance—its robust high-shear mixing structure ensures thorough material blending, whether modifying recycled plastics or preparing functional masterbatches, guaranteeing consistent quality of finished pellets. Second, excellent self-cleaning capability—the machine automatically cleans the screw and barrel during operation, preventing residual material from contaminating subsequent batches, reducing downtime for cleaning, and enhancing production efficiency. Third, flexible modular configuration—allowing adjustment of module settings based on different material systems and processing needs, adapting to various types of material processing and meeting diverse production demands.

Technical Specifications

1. Brand and Trademark: PURUI
2. Country of Origin: NANTONG
3. Heating Method: Two options available—Electrical Heating and Electromagnetic Heating—enabling selection of the most suitable heating method to ensure uniform material heating, improving pelletizing efficiency and quality.
4. Motor Brand: Options include Siemens, ABB, Weg, or leading domestic brands; reliable core power components provide robust drive for stable equipment operation.
5. Cutting Method: Two choices—Die Face Cutting and Pulls Strap Cutting Method—adapted to different pellet shapes and production needs, ensuring standardized final pellet specifications.
6. Bearing Brand: Options include NSK, SKF, INA, FAG, or top domestic brands; precision bearings ensure smooth screw operation, reduce wear, and extend service life.
7. Inverter Brand: Choices include ABB, FUJI, Delta, or Siemens; precise speed control enables fine-tuned regulation of equipment operation, ensuring stable product quality throughout the production process.
8. Delivery Time: 70–80 working days; custom-built according to order requirements to ensure equipment configuration matches the customer’s actual operating conditions.
9. Warranty Period: 13 months from the date of delivery note, providing after-sales support for stable equipment operation.

Core Advantages

1. One-stop production with efficient processes: Enables simultaneous recycling and modification, shortening the process by 40% compared to traditional multi-step modification methods, reducing labor and energy costs by 25%, minimizing material loss during transfer, and lowering production expenses while boosting efficiency.
2. Outstanding modification results and stable pellet quality: The co-rotating twin-screw strong mixing structure ensures thorough blending, delivering remarkable modification effects; the multi-stage vacuum degassing design thoroughly removes volatiles and impurities, keeping impurity levels below 0.8%, resulting in stable performance and appearance, ready for supply to high-value customers in automotive, electronics, and other sectors.
3. Flexible process adaptation and wide applicability: Easily adapts to various process requirements such as filling, toughening, coloration, and degradation, covering applications ranging from filler modification and reinforcement to masterbatch preparation and compounding, meeting diverse production needs.
4. High-quality core components and durable equipment: Core parts are sourced from top-tier brands, ensuring low failure rates, over 7,500 hours of stable annual operation, more than 50% increase in production efficiency, and extended service life, providing reliable support for continuous, stable production.
5. Enhanced product value and significant profit potential: Produces high-value-added modified pellets, increasing market prices by over 18% post-modification, markedly improving gross margins, enabling companies to enter high-end downstream markets and strengthen competitiveness.

Application Fields

This equipment finds broad application across multiple material-processing domains:
Filler Modification: Handles calcium carbonate, talc, barium sulfate, titanium dioxide, ceramic powder, wood flour/plant fibers, and other inorganic fillers, blending them with plastic matrices to enhance hardness, wear resistance, and other properties.
Reinforcement Modification: Compatible with short glass fibers, long glass fibers, carbon fibers, and other whisker-like reinforcing materials, producing glass-fiber-reinforced pellets that improve mechanical strength and toughness.
Masterbatch Preparation: Manufactures carbon black masterbatches, color masterbatches, flame-retardant masterbatches, degradable masterbatches, and other specialized functional masterbatches to meet diverse plastic-processing needs.
Compounding Modification: Processes thermoplastics/elastomers, polymer alloys, cable compounds—including PVC cable compounds, low-smoke halogen-free cable compounds, PE insulation and jacketing materials, cross-linked PE cables, and specialty cable compounds—achieving composite modifications to enhance overall material performance.

Target Customer Base

The primary target customers include manufacturers of modified plastics, high-end recycled-pellet processing plants, functional masterbatch producers, degradable-plastic enterprises, and suppliers of automotive/electronic component materials. These companies place high demands on the quality and efficiency of plastic modification and pellet production; this equipment’s one-stop production and high-quality output precisely align with their needs, helping them elevate product quality and market competitiveness.

Typical Application Scenarios

1. Plastic Recycling and Modification: For various types of waste plastic, this equipment enables one-stop recycling and modification, transforming recovered materials into high-quality modified recycled pellets, adding value to recyclables and promoting resource circularity.
2. Glass-Fiber-Reinforced Pellet Production: Blends glass fibers with plastic matrices to create glass-fiber-reinforced pellets widely used in automotive, electronics, and other industries, enhancing component strength and toughness.
3. Color Masterbatch/Functional Masterbatch Production: Manufactures colored masterbatches as well as masterbatches with special functions such as flame retardancy or degradability, supplying functional raw materials to plastic processors.
4. Degradable Plastic Compounding and Pelletizing: Combines degradable materials with plastic matrices to produce degradable plastic pellets, aligning with environmental trends and meeting market demand for biodegradable materials.
5. High-End PET Recycling Pelletizing: Modifies PET waste to produce premium PET-modified pellets suitable for crafting high-end packaging materials, textile fibers, and more.
6. Filler-Toughening Modification Pelletizing: Adds fillers or toughening agents to modify plastics, enhancing hardness, toughness, and other properties, producing tailored modified pellets to meet specific requirements.

Solutions to Industry Pain Points

1. Addressing the poor mixing and impurity removal performance of single-screw equipment: Single-screw machines have limited mixing capacity, cannot fully blend materials, and struggle with effective impurity removal, making it difficult to produce high-end modified materials. This equipment’s co-rotating twin-screw strong mixing structure and multi-stage vacuum degassing design enable thorough material blending and complete impurity removal, producing high-quality, high-end modified pellets.
2. Solving the problem of costly, multi-step modification processes: Traditional modification requires numerous steps, lengthy procedures, high labor and energy costs, and significant material losses. This equipment achieves one-stop recycling and modification, shortening the process by 40%, cutting costs by 25%, and minimizing material waste.
3. Tackling the issue of low added value in recycled pellets: Ordinary recycled pellets typically offer modest quality and low added value, hindering entry into high-end downstream markets. The modified recycled pellets produced by this equipment feature stable quality and low impurity levels, allowing direct supply to high-value customers in automotive, electronics, and other sectors, thereby elevating the value of recycled pellets and helping enterprises expand into premium markets.
4. Resolving the instability of conventional equipment performance: Conventional equipment often suffers from mediocre core component quality, poor operational stability, and difficulty ensuring batch-to-batch consistency. This equipment uses top-tier brand core components, achieving over 7,500 hours of stable annual operation, high production efficiency, and strong batch consistency, guaranteeing continuous, stable production for enterprises.

Frequently Asked Questions (FAQ)

Q1: What is the price of this double-screw glass fiber-reinforced pelletizer?
A: This equipment is custom-made with no fixed price; pricing depends on factors such as the customer’s production volume and configuration preferences. Please provide detailed production requirements, and we will offer you an accurate quote.
Q2: How long is the delivery time?
A: Delivery takes 70–80 working days. We customize production according to your order, ensuring equipment configuration aligns with your actual operating conditions and timely delivery.
Q3: What is the warranty period?
A: The warranty lasts 13 months from the date of the delivery note. During this period, if non-human-induced quality issues arise, we provide free repair services and replacement parts.
Q4: What types of materials can this equipment process?
A: It handles materials across multiple fields, including filler modification, reinforcement modification, masterbatch preparation, and compounding modification—covering various inorganic fillers, glass fibers, carbon fibers, thermoplastics, elastomers, cable compounds, and more. Configuration can be adjusted based on your specific production needs.
Q5: Compared to single-screw pelletizers, what advantages does this equipment offer?
A: Compared to single-screw pelletizers, this co-rotating parallel twin-screw model provides stronger mixing performance, better self-cleaning capabilities, and more flexible modular configurations. It enables one-stop production, delivers superior modification results, ensures more stable pellet quality, and achieves higher production efficiency, fully meeting the demands of high-end modified material production.