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As a leading manufacturer with over a decade of expertise, Qingdao Yongke Machinery Co., Ltd. is proud to present our advanced PVC Pipe Manufacturing Line. Engineered for high-volume production and consistent quality, this integrated system combines a robust twin-screw extruder with a precision vacuum sizing tank to deliver superior pipe dimensional accuracy and surface finish. Our commitment to innovation and reliability, backed by our ISO9001, ISO14000, and OHSAS18001 certifications, ensures that this production line meets the rigorous demands of the global market, from North America and Europe to Southeast Asia and Africa. We understand that your productivity is paramount, which is why we design our machinery for efficiency, durability, and ease of operation, helping you expand your production capabilities and strengthen your competitive edge in the pipe manufacturing industry.
This comprehensive PVC pipe production line is a turnkey solution designed to transform PVC resin compounds into finished pipes with high dimensional stability and excellent mechanical properties. The heart of the system is the co-rotating twin-screw extruder, renowned for its superior mixing, plastication, and output consistency compared to single-screw alternatives. It ensures uniform melting and homogenization of the PVC material, which is critical for producing pipes with consistent wall thickness and high burst pressure resistance. The integrated vacuum sizing tank is a key component for precision calibration, where the extruded pipe is cooled and shaped to its exact final dimensions under controlled vacuum pressure. This process guarantees tight tolerances, a smooth inner surface, and perfect roundness, which are essential for applications in pressurized water systems and conduit.
High-Efficiency Twin-Screw Extruder: Features a precisely engineered screw and barrel design for optimal shear and heat transfer, resulting in high output rates and excellent material homogenization. The modular screw design allows for configuration adjustments to suit different PVC recipes and pipe sizes.
Precision Vacuum Sizing & Calibration: The vacuum sizing tank employs multiple vacuum zones and precise water level control to ensure the pipe is calibrated accurately from the moment it exits the die. This eliminates deformations and ensures consistent outer diameter (OD) and wall thickness.
Advanced Control System: The entire line is managed by a centralized PLC (Programmable Logic Controller) with a user-friendly touch-screen HMI (Human-Machine Interface). Operators can monitor and adjust key parameters like temperatures, screw speeds, haul-off speeds, and vacuum levels in real-time, ensuring repeatable production quality.
Robust Downstream Equipment: The line is complemented by a complete set of downstream units, including a haul-off/caterpillar puller with adjustable speed and grip force, a cutting unit (saw or cutter) for precise length cutting, and a stacking table or automatic unloader for finished pipes.
Energy-Efficient Design: The extruder barrel heaters are insulated, and the drive system is optimized for low energy consumption. The closed-loop water cooling system for the barrel and vacuum tank minimizes water usage, contributing to lower operational costs.
Durability & Low Maintenance: Critical components such as screws, barrels, and sizing sleeves are manufactured from high-grade, wear-resistant alloys and treated with specialized coatings to extend service life and reduce downtime for maintenance.
The table below outlines some of the typical specifications for our PVC pipe manufacturing lines. Please note that these are standard ranges, and the exact configuration can be customized based on your specific production goals for pipe diameter, output, and material grade.
| Parameter | Specification / Range |
|---|---|
| Applicable Pipe Diameter (OD) | 20 mm – 630 mm (Customizable) |
| Extruder Type | Parallel Co-rotating Twin-Screw |
| Screw Diameter | Available in multiple sizes (e.g., 65mm, 80mm, 92mm) |
| Drive Power | Customized based on output requirements |
| Heating Zones | Multiple zones on barrel and die head |
| Cooling Method | Vacuum Sizing Tank with Spray/Immersion Cooling |
| Control System | PLC + Touch Screen (Siemens/Mitsubishi optional) |
| Haul-off Speed | Adjustable, typically 0.2 – 4.0 m/min |
For pipe manufacturers, investing in this line translates into tangible benefits. The twin-screw extruder provides superior processing stability, allowing you to use a wider range of PVC formulations, including those with higher filler content, without sacrificing quality. This can lead to significant material cost savings. The precision of the vacuum sizing system drastically reduces material waste from off-spec products and minimizes downstream issues during pipe joining or installation. Furthermore, the line's high degree of automation lowers labor requirements and reduces the potential for human error, ensuring every batch meets your quality standards. The robust construction and use of quality components mean higher uptime and lower long-term maintenance costs, protecting your investment and ensuring a faster return.
Choosing Qingdao Yongke Machinery means partnering with an established and credible manufacturer. With a factory spanning 10,000-30,000 square meters and a dedicated team of 51-100 professionals, we have the capacity and expertise to deliver reliable industrial machinery. Our annual export value of US$1-1.5 Million and our presence in major markets across the globe, including North America, Europe, and Southeast Asia, are testaments to the trust international clients place in our products. Every machine is backed by our certified quality management (ISO9001), environmental management (ISO14000), and occupational health & safety (OHSAS18001) systems, ensuring a professional and responsible manufacturing process. We provide comprehensive support, from installation guidance to operator training and after-sales service. Contact us today to discuss how our PVC Pipe Manufacturing Line can be tailored to optimize your production, enhance your product quality, and drive the growth of your business.
Frequently Asked Questions (FAQ)
Q: What is the main advantage of a twin-screw extruder over a single-screw extruder for PVC pipe production?
A: The twin-screw extruder offers superior mixing and plastication capabilities. It provides more consistent shear and temperature control, resulting in a more homogeneous melt. This is particularly beneficial for processing PVC, which is a heat-sensitive material, as it allows for better output stability, higher production rates, and the ability to process a broader range of compound formulations with different additives and fillers.Q: Can this production line manufacture pipes for potable water applications?
A: Yes, absolutely. The precision of the vacuum sizing and cooling process ensures the pipe has a smooth internal surface and consistent dimensions, which are critical for preventing scaling and ensuring proper flow in water supply systems. The line can process PVC compounds that are certified for potable water contact, but the final certification depends on the raw material (PVC resin and compounds) you use.Q: How is the pipe diameter controlled and maintained?
A: Pipe diameter is primarily controlled by the combination of the extrusion die and the vacuum sizing tank. The die forms the initial shape, and then the pipe enters the sealed vacuum tank. A vacuum is applied inside the tank, which sucks the still-soft pipe wall against precisely machined, water-cooled sizing sleeves or plates. The pipe solidifies in this calibrated shape, ensuring precise and consistent outer diameter.Q: What is the typical lead time for such a production line?
A: The lead time varies depending on the specific configuration, pipe size range, and our current production schedule. For a standard configuration, it typically ranges from 60 to 90 days after order confirmation and receipt of deposit. We will provide a detailed production and delivery schedule upon finalizing your order specifications.Q: Do you provide installation and training services?
A: Yes, we offer comprehensive technical support. This typically includes detailed installation manuals and drawings. We can also dispatch our experienced engineers to your factory for on-site installation supervision, commissioning, and operator training to ensure your team can run the line efficiently and safely. The terms for such services can be discussed and included in our commercial offer.Q: Can the line be customized for different production capacities or special pipe types (like corrugated pipe)?
A: Yes, customization is a key part of our service. We can adjust the extruder size, downstream equipment length, and control system features to match your target output (kg/hr). This particular line is optimized for solid-wall PVC pipes. For corrugated pipes, a different downstream module (corrugator) would be required, which we can also supply as part of a separate or integrated line.Q: What kind of after-sales service and warranty do you provide?
A: We provide a standard warranty for the main machinery, covering manufacturing defects for a specified period (typically 12 months from shipment). We offer remote technical support via phone and video call. A stock of commonly required spare parts is maintained to ensure quick response. Detailed warranty terms and after-sales service packages are provided in our sales contract.Q: What power supply requirements does the machine have?
A: The main drives and heaters typically require a 3-phase industrial power supply, commonly 380V/50Hz or 440V/60Hz. We design the electrical control cabinet to match the power standards of your country. Please provide your local voltage and frequency during inquiry so we can configure the system accordingly.
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