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Krah Pipe Extrusion Line For HDPE PP Sewage Pipe Irrigation Pipe Chemical Storage Tank
Product Spotlights
This Krah Pipe Extrusion Line utilizes spiral winding technology to produce seamless, high-strength HDPE/PP pipes and tanks for sewage, irrigation, and chemical storage. It features a wide diameter range (20mm-1200mm), high output capacity, PLC precision control, and energy-efficient drives. Manufactured under ISO management systems, it offers reliability, reduced waste, and scalability for global plastic pipe producers.
Negotiable
MOQ: 1 Piece (Price negotiable depending on order volume and customization)
Key Specifications
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Application:
Other, Sewage
Material Compatibility:
HDPE, PP, and other thermoplastic polymers
Pipe Diameter Range:
Customizable, typically 20mm to 1200mm
Payment & Shipping
Payment Methods:
Port of Shipment:
Qingdao
Delivery Detail:
60 days
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Application
Other, Sewage
Material Compatibility
HDPE, PP, and other thermoplastic polymers
Pipe Diameter Range
Customizable, typically 20mm to 1200mm
Production Capacity
Up to 1000 kg/hour depending on configuration
Control System
PLC-based with touchscreen interface
Drive System
Energy-efficient AC servo motors
Extrusion Method
Krah winding (spiral) extrusion technology
Cooling System
Multi-stage water cooling for uniform temperature
Optional Features
Automatic cutting, marking, and stacking systems
Standard Compliance
Manufactured under ISO9001 quality management system
As a dedicated manufacturer with over a decade of expertise, Qingdao Yongke Machinery Co., Ltd. specializes in delivering robust and efficient plastic extrusion solutions. Our Krah Pipe Extrusion Line is engineered to meet the rigorous demands of producing high-quality HDPE and PP pipes for critical applications such as sewage systems, irrigation networks, and chemical storage tanks. Built in our expansive 10,000-30,000 square meter facility, this line embodies our commitment to innovation, reliability, and providing our global clients—from North America to Southeast Asia—with machinery that enhances their production capabilities and bottom line.
The core of our extrusion line utilizes advanced Krah winding technology, also known as spiral extrusion. This method is particularly advantageous for creating large-diameter pipes and tanks with superior structural integrity. The process involves extruding a plastic profile that is continuously wound onto a mandrel, forming a seamless, helical structure. This results in products with excellent hoop strength and resistance to internal pressure, making them ideal for pressurized sewage and irrigation systems, as well as durable chemical containment vessels.
Key Technical Specifications and Advantages:
- Material Flexibility: The line is precisely calibrated to process a range of thermoplastic materials, primarily High-Density Polyethylene (HDPE) and Polypropylene (PP). HDPE offers excellent chemical resistance and durability for sewage and chemical tanks, while PP provides good mechanical properties for various irrigation and industrial pipes.
- Precision Control: A centralized PLC control system with an intuitive touchscreen interface allows for meticulous management of all parameters—extrusion temperature, winding speed, cooling cycles—ensuring consistent product quality and reducing human error.
- High Output Efficiency: Designed for continuous production, the line can achieve outputs up to 1000 kg/hour, depending on the specific model and material. This high capacity supports large-scale project requirements and improves overall factory throughput.
- Energy-Conscious Operation: The integration of modern AC servo motors in the drive system not only provides precise torque control but also significantly reduces energy consumption compared to traditional drives, lowering operational costs.
- Uniform Cooling: A multi-stage water cooling system is implemented post-extrusion. This controlled cooling prevents warping or stress concentrations in the final product, guaranteeing dimensional accuracy and long-term performance.
- Customizable Output: The line can be configured to produce pipes and tanks within a wide diameter spectrum, typically from 20mm to 1200mm. This adaptability allows clients to service diverse market segments without needing multiple dedicated machines.
The tangible benefits for your business are clear:
- Enhanced Product Quality: The Krah technology produces pipes and tanks with no welded seams, minimizing potential leak points and creating a more reliable product for end-users.
- Reduced Material Waste: Precise control over the extrusion and winding process optimizes material usage, decreasing scrap rates and improving raw material cost efficiency.
- Operational Scalability: The high production rate and reliability of the line enable you to scale up production to meet increasing demand or large contract orders confidently.
- Lower Maintenance Burden: Built with durable components and a robust design, the machinery requires less frequent maintenance, ensuring higher uptime and reducing long-term service costs.
| Component | Description | Key Feature |
|---|---|---|
| Extruder | Single or twin screw, size customizable | Precision temperature zones |
| Winding/Cooling Station | Integrated mandrel and cooling bath | Adjustable winding pitch |
| Control Cabinet | PLC with touchscreen HMI | Data logging and recipe storage |
| Take-off System | Motorized caterpillar or roller type | Speed synchronized with extrusion |
| Optional Auxiliary | Cutting unit, marking system, stacker | For automated finishing line |
Our commitment to quality is institutionalized. Qingdao Yongke Machinery operates under ISO9001, ISO14000, and OHSAS18001 management systems, ensuring every extrusion line is manufactured with stringent controls over processes, environmental impact, and worker safety. With an annual export value reaching US$1.5 Million and a team of 51-100 skilled professionals, we have successfully supplied our reliable machinery to markets worldwide, including North America, Europe, Asia, and Africa. Our proven track record, coupled with the direct benefits of the Krah Extrusion Line—its ability to produce superior, leak-resistant pipes and tanks efficiently and adaptably—makes it a strategic investment for any serious plastic pipe manufacturer. Contact us today to discuss how this line can be tailored to your specific production goals and to initiate a partnership built on performance and trust.
Frequently Asked Questions (FAQ)
-
What is Krah winding extrusion technology, and why is it beneficial?
Krah technology is a spiral extrusion process where a plastic profile is wound onto a mandrel to form large-diameter pipes or tanks. The key benefit is the creation of a seamless, helical structure, which provides exceptional hoop strength and pressure resistance, eliminating weak points like longitudinal welds. This is crucial for sewage, irrigation, and chemical storage applications. -
Can this line process materials other than HDPE and PP?
The primary design and calibration are for HDPE and PP, which are most common for the target applications. However, the line may be adaptable for other thermoplastics upon request. Specific material compatibility should be discussed based on your requirements. -
What is the typical production output or capacity of this line?
Output is variable based on pipe diameter, material, and line configuration. Standard lines can achieve production rates up to 1000 kg/hour. A more precise capacity estimate can be provided once your target product specifications are known. -
How customizable is the pipe diameter range?
The system is highly adaptable. The standard range covers diameters from 20mm to 1200mm. By adjusting the mandrel size and winding parameters, the line can be configured to produce specific diameters within this broad spectrum to match your product portfolio. -
What kind of control system is used, and is it user-friendly?
The line employs a modern PLC (Programmable Logic Controller) system with a graphical touchscreen Human-Machine Interface (HMI). This system allows for precise control, recipe storage, and easy monitoring, making operation straightforward for trained personnel. -
Are automatic cutting and finishing options available?
Yes. The base extrusion line can be integrated with optional auxiliary units such as automatic cutting machines, marking systems, and stacking equipment. This allows for a fully automated production line from extrusion to finished product handling. -
What are the main advantages in terms of operational cost?
Major cost advantages include energy efficiency from AC servo motors, reduced material waste due to precise process control, and lower maintenance requirements thanks to robust construction. These factors collectively contribute to a favorable total cost of ownership. -
What support does the manufacturer provide after purchase?
As a manufacturer, Qingdao Yongke Machinery provides comprehensive support including installation guidance, operational training, technical documentation, and after-sales service. Our experience in exporting to diverse global markets ensures we understand the needs of international clients.
Send Inquiry to This Supplier
1Yr
Business Type
Manufacturer
Year Established
2010
Factory Size
10,000-30,000 square meters
Annual Export Value
US$1 Million - US$1.5 Million
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