Automatic Krah Helical Extrusion Line for Large Diameter Pipes 200-3000mm
Product Spotlights
Qingdao Yongke Machinery Co., Ltd. (established in 2010) is a professional manufacturer specialized in plastic extrusion machinery. With a factory area of 10,000-30,000 square meters and a team of 51-100 experienced employees, we have been supplying high-quality production lines to over 15 countries worldwide. Our Automatic Krah Helical Extrusion Line for Large Diameter Pipes 200-3000mm is designed to produce spiral-wound pipes with superior strength and dimensional accuracy. This advanced system integrates automatic control, energy-efficient heating, and robust construction, making it an ideal solution for large-diameter pipe production in water supply, drainage, and gas applications.
Key Features & Benefits
- Fully Automatic Operation: PLC-based control system with touch screen interface ensures precise parameter adjustment and minimal manual intervention. This reduces labor costs and improves production consistency.
- Excellent Pipe Quality: The helical winding technology ensures uniform wall thickness and high ring stiffness, meeting standards for underground and pressure applications.
- Wide Diameter Range: Capable of producing pipes from 200mm to 3000mm in diameter, offering flexibility for various project requirements.
- Energy-Efficient Design: Optimized heating zones and insulation reduce power consumption by up to 15% compared to conventional lines.
- Robust Construction: Heavy-duty frame and high-quality components (e.g., Siemens motors, Rexroth hydraulics) ensure long service life and low maintenance.
- Easy Maintenance: Modular design allows quick access to key parts, reducing downtime.
Technical Specifications
| Parameter | Value |
| Pipe Diameter Range | 200 – 3000 mm |
| Screw Diameter | 120 – 200 mm (configurable) |
| Output Capacity | 500 – 1500 kg/h |
| Main Motor Power | 90 – 250 kW |
| Heating Zones | 6 – 12 zones |
| Control System | PLC + Touch Screen (Siemens / Mitsubishi optional) |
| Material | HDPE, PP, or other thermoplastics |
| Certification | ISO9001, ISO14000, OHSAS18001 |
Our engineers can customize the line according to your specific raw material, pipe dimension, and production capacity requirements. The system is also available with optional downstream equipment such as automatic cutters, stackers, and quality inspection devices.
Why Choose Qingdao Yongke Machinery?
- 12+ Years of Experience: Since 2010, we have continuously improved our extrusion line technology, serving clients in North America, South America, Europe, Southeast Asia, and Africa.
- Strict Quality Control: Each machine undergoes thorough testing before shipment. Our factory is ISO9001, ISO14000, and OHSAS18001 certified, ensuring consistent quality and environmental responsibility.
- Strong Export Capacity: With an annual export value of US$1-1.5 million, we have established reliable logistics and after-sales service networks.
- Professional Support: Our team of 51-100 staff includes experienced engineers who provide installation, commissioning, and training services.
We are confident that our Automatic Krah Helical Extrusion Line will bring you high efficiency, stable production, and long-term profitability. Contact us today for a detailed quotation or to arrange a factory visit.
Frequently Asked Questions
-
Q: What raw materials can be used with this extrusion line?
A: It is primarily designed for HDPE and PP, but can also process other thermoplastics with suitable adjustments. We recommend conducting a material test before mass production. -
Q: What is the minimum wall thickness achievable?
A: The wall thickness depends on pipe diameter and material. Typically, it ranges from 8mm to 50mm. Our engineers can provide precise calculations based on your requirements. -
Q: How long is the delivery time?
A: Standard delivery time is 45-60 days after order confirmation, depending on configuration and quantity. -
Q: Do you provide installation and training?
A: Yes, we offer on-site installation supervision and operator training for up to 10 days. Remote support is also available. -
Q: What is the power consumption per ton of product?
A: Typically around 300-400 kWh per ton, depending on material and pipe specifications. Our energy-saving design helps reduce this figure. -
Q: Can the line produce pipes with different diameters without changing the mold?
A: Yes, the helical winding system allows adjustable diameter within a certain range by changing the winding head. For larger diameter changes, a different mandrel may be required. -
Q: What certifications does your factory hold?
A: We are certified with ISO9001, ISO14000, and OHSAS18001, ensuring quality management, environmental care, and occupational health. -
Q: What is the warranty period?
A: We provide a standard 12-month warranty from the date of shipment, covering manufacturing defects. Extended warranty is available upon request.
With a proven track record and dedicated service, Qingdao Yongke Machinery is your reliable partner for large-diameter pipe production. Request a quote now and let us help you grow your business!
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