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 modification, and functionalization into one, 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. The machine boasts core designs such as co-rotating twin-screw strong mixing and multi-stage vacuum degassing, delivering outstanding modification effects, thorough volatilization and impurity removal, and ensuring stable particle properties and appearance. It also flexibly adapts to multiple process requirements including filling, toughening, coloration, and degradation. Its 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.

Core Features

This co-rotating parallel twin-screw extrusion pelletizing machine has three core features: First, its superior mixing performance—its robust shear-mixing structure ensures thorough material blending, whether modifying recycled plastics or preparing functional masterbatches, guaranteeing consistent quality of the final pellets. Second, its excellent self-cleaning capability allows the machine to automatically clean the screws and barrel during operation, preventing residual materials from contaminating subsequent batches, reducing downtime for cleaning, and improving production efficiency. Third, its flexible modular configuration enables adjustments to the equipment’s module setup based on different material systems and processing needs, accommodating diverse material types and meeting varied production demands.

Technical Specifications

1. Trademark and Brand: PURUI
2. Place of Origin: NANTONG
3. Heating Method: Two options available—Electrical Heating and Electromagnetic Heating—allowing selection of the appropriate heating method to ensure uniform material heating, enhancing pelletizing efficiency and quality.
4. Motor Brand: Options include Siemens, ABB, Weg, or leading domestic brands; reliable core power components provide strong 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 uniform specifications of the finished pellets.
6. Bearing Brand: Options include NSK, SKF, INA, FAG, or top domestic brands; precision bearings ensure smooth screw operation, reduce equipment wear, and extend service life.
7. Inverter Brand: Choices include ABB, FUJI, Delta, or Siemens; precise control over equipment speed enables fine-tuned production management, ensuring stable product quality.
8. Delivery Time: 70–80 working days; custom manufacturing based on order requirements guarantees equipment configuration tailored to the customer’s actual operating conditions.
9. Warranty Period: 13 months from the date of the 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 material blending, delivering remarkable modification effects; the multi-stage vacuum degassing design thoroughly removes volatiles and impurities, keeping impurity content below 0.8%, with stable performance and appearance, making it suitable for supplying high-value customers in automotive, electronics, and other sectors.
3. Flexible process adaptation and wide applicability: Easily adaptable to various process requirements such as filling, toughening, coloration, and degradation, covering applications like filler modification, reinforcement modification, masterbatch preparation, and compounding modification, meeting diverse production needs.
4. High-quality core components and durable equipment: Core parts from top-tier brands ensure low failure rates, with annual stable operating hours exceeding 7,500 hours, boosting production efficiency by over 50% and extending service life, providing reliable support for continuous, stable production.
5. Enhanced product value and greater profit margins: Produces high-value-added modified pellets, increasing the market price of finished pellets by more than 18% post-modification, significantly improving gross margins, helping companies enter high-end downstream markets and strengthen competitiveness.

Application Fields

This equipment finds extensive application across multiple material-processing fields:
Filling Modification: Handles calcium carbonate, talc powder, barium sulfate, titanium dioxide, ceramic powder, wood flour/plant fibers, and other inorganic fillers, blending them with plastic matrices to enhance hardness, abrasion 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 the strength and toughness of plastics.
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 materials—including PVC cable compounds, low-smoke halogen-free cable compounds, PE insulation and jacket materials, cross-linked PE cable compounds, and special-purpose cable materials—achieving compounding modifications to enhance overall material performance.

Target Customer Groups

The primary target customer groups include manufacturers of modified plastics, high-end recycled-pellet processing plants, functional masterbatch producers, degradable-plastic enterprises, and suppliers of automotive/electronic supporting materials. These companies have stringent requirements for the quality and efficiency of plastic modification and pellet production. With its one-stop production and high-quality output, this equipment precisely meets their production needs, helping them elevate product quality and market competitiveness.

Typical Application Scenarios

1. Plastic Recycling and Modification Production: For various types of waste plastic recycling materials, this equipment enables one-stop recycling and modification, transforming recovered materials into high-quality modified recycled pellets, adding value to recyclables and promoting resource circulation.
2. Glass-Fiber-Reinforced Pellet Manufacturing: Blends glass fibers with plastic matrices to produce glass-fiber-reinforced pellets widely used in automotive, electronics, and other industries, enhancing component strength and toughness.
3. Color Masterbatch/Functional Masterbatch Production: Produces colored masterbatches as well as masterbatches with special functions such as flame retardancy or degradability, providing functional raw materials for plastic processors.
4. Degradable Plastic Compounding Pelletization: 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 Pelletization: Modifies PET recycling materials to produce high-quality PET-modified pellets suitable for crafting premium packaging materials, textile fibers, and other applications.
6. Filling and Toughening Modification Pelletization: Adds fillers or toughening agents to modify plastics, enhancing hardness, toughness, and other properties, producing pellets tailored to specific needs.

Solutions to Industry Pain Points

1. Addressing the pain point of poor mixing and impurity removal in single-screw equipment: Single-screw machines have limited mixing capacity, cannot fully blend materials, and deliver subpar 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 generally have mediocre quality and low added value, unable to penetrate 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 added value of recycled pellets and helping enterprises expand into high-end markets.
4. Resolving the instability of ordinary equipment performance: Ordinary 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 stable operating hours annually, high production efficiency, and strong batch consistency, ensuring continuous, stable production for enterprises.

Common Questions FAQ

Q1: What is the price of this double-screw glass fiber-reinforced pelletizer?
A: This equipment is a custom product with no fixed price; pricing depends on factors such as the customer’s production volume and configuration preferences. Please provide your specific production requirements, and we will offer you an accurate quotation.
Q2: How long is the delivery time?
A: The delivery time is 70–80 working days. We customize production according to order requirements, ensuring equipment configuration matches your actual operating conditions and timely delivery.
Q3: How long is the warranty period?
A: The warranty period is 13 months from the date of the delivery note. During the warranty period, if non-human-induced quality issues arise, we will provide free repair services and replacement parts.
Q4: What types of materials can this equipment process?
A: The equipment can handle materials across multiple fields, including filling modification, reinforcement modification, masterbatch preparation, and compounding modification—covering various inorganic fillers, glass fibers, carbon fibers, thermoplastics, elastomers, cable materials, and more. Configuration can be adjusted according to 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 pelletizer boasts stronger mixing performance, better self-cleaning capabilities, and more flexible modular configurations. It enables one-stop production, delivers superior modification effects, ensures more stable pellet quality, and offers higher production efficiency, meeting the demanding needs of high-end modified material production.