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Dual-Layer HDPE Pipe Extrusion System for Corrosion Resistance

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Product Spotlights

Produces high-performance dual-layer HDPE pipes with superior corrosion resistance for chemical, water, and mining applications. Features precision co-extrusion, intelligent PLC control, high-efficiency drives, and robust cooling for stable, high-quality output. Modular design offers flexibility for diameters from 20mm to 1200mm. Backed by ISO-certified manufacturing and global export experience.
Negotiable MOQ: 1 Set (Price negotiable depending on order volume and customization)
Key Specifications
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Application:
Other, Water Supply
Material of Construction:
Carbon Steel / Stainless Steel Contact Parts
Pipe Diameter Range:
20mm to 1200mm
Payment & Shipping
Payment Methods:
Port of Shipment:
Qingdao
Delivery Detail:
60 days
Application Other, Water Supply
Material of Construction Carbon Steel / Stainless Steel Contact Parts
Pipe Diameter Range 20mm to 1200mm
Layer Configuration Dual-Layer Co-Extrusion
Control System PLC with Touch Screen HMI
Heating System Energy-Efficient Ceramic Heater Bands
Cooling System Spray or Immersion Vacuum Tank
Extruder Configuration Twin-Screw or Single-Screw
Drive System AC Variable Frequency Drive

As a leading manufacturer in plastic machinery since 2010, Qingdao Yongke Machinery is proud to present our advanced Dual-Layer HDPE Pipe Extrusion System. Engineered for superior performance in demanding industrial environments, this system is specifically designed to produce high-density polyethylene pipes with exceptional corrosion resistance, making them ideal for critical applications in chemical processing, municipal water supply, and mining. Our 10,000-30,000 square meter factory, backed by a dedicated team of 51-100 professionals, integrates robust construction with intelligent control to deliver a reliable and efficient production solution for pipe manufacturers worldwide. We understand that durability and long-term performance are paramount, which is why our system is built to consistently output pipes that withstand aggressive media and harsh conditions, ensuring your project's integrity and reducing lifecycle costs.

Core Product Features & Technical Advantages:

  • Enhanced Corrosion Resistance: The dual-layer co-extrusion technology allows for the production of pipes with a specialized inner layer formulated for chemical resistance and a tough, durable outer layer for mechanical protection. This structure significantly outperforms single-layer pipes in corrosive environments.

  • Precision Co-Extrusion Technology: Our system features precisely synchronized extruders and a sophisticated co-extrusion die head. This ensures perfect bonding between the two HDPE layers without delamination, creating a homogeneous pipe wall with consistent thickness and material distribution.

  • High-Efficiency & Stable Output: Equipped with high-torque, AC variable frequency drives and optimized screw designs, the system offers stable extrusion, high output rates, and excellent plasticizing capability, leading to increased productivity and consistent pipe quality.

  • Intelligent Control & Monitoring: The heart of the system is a user-friendly PLC-based control panel with a touch-screen HMI. It enables precise control over all process parameters—temperatures, speeds, pressures—and provides real-time monitoring, data logging, and fault diagnosis for optimal process management.

  • Robust Cooling & Calibration: A multi-stage vacuum calibration tank and spray cooling system ensure rapid and uniform cooling of the pipe. This is critical for achieving precise dimensional accuracy, excellent ovality, and minimizing internal stresses in the finished product.

  • Modular & Customizable Design: The system is built on a modular platform, allowing configuration for specific pipe diameters (from 20mm to 1200mm), wall thicknesses, and production speeds. Options like automatic haul-off units, cutting saws, and stacking systems can be integrated.

Technical Specifications Overview:

Parameter Specification / Capability
Pipe Diameter Range 20 mm – 1200 mm (Customizable)
Extruder Type Twin-Screw (Primary) & Single-Screw (Secondary) Options
Screw Diameter (Main) 65mm – 150mm (Model Dependent)
Drive Power AC Variable Frequency, High Torque
Heating Zones Multiple Zones with Ceramic Heaters & Air Cooling
Control System PLC (Siemens/Mitsubishi) with Color Touch Screen
Cooling Tank Length 6m – 24m (Configurable)
Haul-Off Force Adjustable Caterpillar Haul-Off Unit

Tangible Benefits for Your Business:

  • Superior Product Quality: Produce pipes with unmatched corrosion resistance, leading to longer service life, reduced failure rates, and enhanced safety for end-users in chemical, mining, and water industries.

  • Operational Cost Savings: The energy-efficient drives and heating systems, combined with high yield and low scrap rates, contribute to a lower cost per meter of pipe produced.

  • Production Flexibility: The ability to switch between different pipe sizes and layer material grades allows you to respond quickly to diverse market demands and customer specifications.

  • Reduced Downtime & Easy Maintenance: Robust construction and accessible component design simplify routine maintenance. The reliable control system minimizes unplanned stops, ensuring higher overall equipment effectiveness (OEE).

  • Market Competitiveness: Offering dual-layer corrosion-resistant pipes allows you to tap into premium market segments with higher value applications, differentiating your products from standard pipe offerings.

Trust in Qingdao Yongke Machinery is built on a foundation of ISO9001, ISO14000, and OHSAS18001 certifications, reflecting our commitment to quality, environmental responsibility, and workplace safety. With an annual export value of US$1-1.5 Million, our systems are proven and trusted across North America, South America, Europe, Asia, Africa, and Oceania, shipped efficiently from the Port of Qingdao. This global acceptance is a testament to the reliability and performance of our machinery. Investing in our Dual-Layer HDPE Pipe Extrusion System is not just purchasing equipment; it's acquiring a partnership for growth, backed by over a decade of manufacturing expertise. Contact us today to discuss how this system can be configured to meet your specific production goals and help you manufacture the next generation of durable, corrosion-resistant piping solutions.

Frequently Asked Questions (FAQ):

  1. Q: What is the main advantage of a dual-layer pipe over a standard single-layer HDPE pipe?
    A: The primary advantage is significantly enhanced performance in corrosive environments. The inner layer can be optimized for chemical resistance, while the outer layer provides mechanical strength and UV protection. This dual-function design extends pipe lifespan and reliability in aggressive applications.

  2. Q: Can this system use recycled HDPE material?
    A: Yes, the system can be configured to process a blend of virgin and recycled HDPE granules. The screw design and processing parameters can be adjusted to ensure stable extrusion and maintain the required quality standards for the intended application.

  3. Q: What level of automation does the control system offer?
    A: The PLC-based system offers a high degree of automation. It allows for recipe storage, automatic parameter setting for different pipe sizes, real-time monitoring of temperatures and pressures, and alarm functions for process deviations, reducing operator dependency.

  4. Q: How is the bonding between the two layers ensured to prevent separation?
    A> Bonding is ensured through precise temperature control in the co-extrusion die and the use of compatible HDPE compounds. Our die design promotes molecular interdiffusion between the layers during extrusion, creating a strong, inseparable bond.

  5. Q: What is the typical lead time for delivery and installation?
    A: Lead time varies based on the system configuration and customization. Standard models typically have a shorter lead time. We provide detailed production schedules upon order confirmation and can offer professional installation and commissioning services.

  6. Q: Do you provide training for our operators and maintenance staff?
    A: Absolutely. Comprehensive training on operation, routine maintenance, troubleshooting, and safety procedures is provided at your site during commissioning. Detailed operation and maintenance manuals are also supplied.

  7. Q: Can the system be upgraded in the future for larger pipe diameters?
    A> The modular design allows for certain upgrades. However, major capacity increases (e.g., from 500mm to 1200mm) may require significant component changes. It is best to discuss your future growth plans during the initial configuration to ensure scalability.

  8. Q: What after-sales support do you offer?
    A: We offer comprehensive after-sales support including a warranty period, readily available spare parts supply, remote technical assistance via phone/email, and the availability of service engineers for on-site support if needed.

Product Tags: HDPE Pipe Extrusion Line , Dual Layer Pipe Production System , Corrosion Resistant Pipe Manufacturing Machine

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Platinum Verified Supplier
1Yr
Verified Business License
Business Type
Manufacturer
Year Established
2010
Factory Size
10,000-30,000 square meters
Annual Export Value
US$1 Million - US$1.5 Million