UPVC Pipe Making Machine: High-Output Extrusion Line

NO.86 South Pingan Road, Yingkou, Liaoning China +8615940702375 | +8615940702192 [email protected]

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Heavy-Duty Extrusion Engineering for Rigid Pipe Production

Manufacturing unplasticized vinyl piping requires specialized machinery capable of handling high melt viscosity without causing resin degradation or surface defects. Our heavy-duty extrusion units incorporate conical twin screw technology engineered specifically for rigid formulations containing high filler loads. Featuring multi-zone barrel cooling and micro-grooved feed sleeves, the system processes raw material efficiently at lower melt temperatures, reducing energy consumption by 16 percent. A pipe manufacturer in Southeast Asia reported a daily output gain of 4 metric tons while maintaining wall thickness tolerances within 0.08mm. With durable bimetallic screw coatings and automated haul-off units, plant operators secure low scrap rates and long continuous runs.
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Case Study

High-Output Electrical Conduit Production Upgrade

A regional pipe manufacturer in the Middle East installed our dual-strand UPVC conduit machine to boost production capacity. Operating at 450 kilograms per hour, the line produced two 20mm conduits simultaneously with complete wall uniformity. Integrated gravimetric dosing cut resin usage by 11 percent by eliminating wall over-thickness. Automated planetary cutting units ensured clean beveling without manual post-processing, cutting floor labor requirements by half. Over nine months of continuous operations, the customer recorded zero unscheduled downtime and a 99.4 percent first-pass yield, establishing the facility as the regional leader in low-cost, high-speed conduit manufacturing.

Large Diameter Sewage Pipe Line Conversion

A municipal supplier in South America replaced aging single screw lines with our parallel twin screw UPVC machinery to make 315mm drainage pipes. Processing high-filler compounds at 900 kilograms hourly, the machine lowered energy consumption by 19 percent per ton produced. The multi-stage vacuum calibration system eliminated pipe ovality, ensuring tight push-fit joint tolerances during field installation. The client passed all regional impact and flattening tests on the first attempt. By modernizing their plant with our machinery, the customer reduced operational overhead by $120,000 annually while scaling total factory output significantly.

Pressure Pipe Line Modernization Project

A piping manufacturer in Eastern Europe integrated our high-speed UPVC machinery to produce potable water pressure pipes. Featuring automated melt pump integration and spiral die technology, the machine ran continuously at 650 kilograms per hour. Wall thickness variance fell to less than one percent across 6-meter lengths, saving 16 metric tons of resin over six months. The line recorded a 24 percent increase in throughput over older units, while integrated sensors prevented thermal burning during resin transitions. The client expanded their supply network into three neighboring countries due to competitive pricing and consistent pipe quality.

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Engineered specifically for processing rigid unplasticized vinyl formulations, our specialized pipe machinery offers high plasticization quality, long operational life, and superior efficiency. Built around heavy-duty conical twin screws and high-torque gearboxes, these machines process high-density powders and heavy calcium carbonate blends with minimal mechanical wear. Every unit features stainless steel vacuum calibration tanks, multi-caterpillar haul-offs, and chipless cutting units controlled through a centralized PLC interface. Real-time temperature control prevents thermal breakdown, while automated melt pressure sensors adjust screw speeds dynamically. Operating in over fifty countries, our machinery helps pipe manufacturers maximize linear speed, cut energy consumption, and deliver flawless finished products. Modernize your factory with our industry-leading UPVC processing solutions today.

Frequently Asked Questions

What is the main advantage of conical twin screws for UPVC?

Conical twin screws provide deep flight depth and high compression ratios at the feed zone, enabling efficient plasticization of dry blend powder at lower operating temperatures.
Screw flights feature plasma-sprayed bimetallic coatings and nitrided barrel liners that withstand severe abrasion from formulations containing up to 80 phr calcium carbonate.
Yes, we offer inline automatic pipe belling machines that integrate directly downstream to create solvent socket or rubber-ring joints continuously without manual handling.
Extruder hopper throats include high-intensity magnetic separators alongside electronic torque limiters that disengage the gearbox within milliseconds if mechanical blockages occur.

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Customer Testimonials

Dr. Emily Johnson

Output increased by 22 percent. Internal pipe surfaces are smooth, wall thickness tolerances remain tight always.

Maria Garcia

Running high filler blends continuously for eighteen months without screw wear. Energy consumption dropped significantly.

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upvc pipe making machine plastic pipe production line pvc extruder machine for sale pvc pelletizing extrusion line
Conical Twin Screw Plasticization for Rigid Compounds

Conical Twin Screw Plasticization for Rigid Compounds

Processing UPVC dry blends requires intense mechanical shear and uniform thermal input to achieve proper fusion without burning sensitive resin additives. Our conical twin screw extruders feature progressive flight geometry that compresses powder gradually, driving out trapped air before entering the melting zone. Large screw root diameters at the back handle high thrust loads, while smaller front diameters minimize shear heat generation. This design maintains low melt temperatures while processing heavy filler loadings up to 80 phr calcium carbonate. Plant operators gain complete control over melt viscosity, eliminating pipe brittleness and thermal yellowing. The resulting pipe products exhibit high tensile strength, smooth surfaces, and long-term hydrostatic performance, ensuring compliance with strict international municipal pipe manufacturing standards.
Synchronized Downstream Haul-Off and Chipless Cutting

Synchronized Downstream Haul-Off and Chipless Cutting

High-speed linear pipe production requires downstream equipment that maintains precise pull force without distorting warm extruded profiles. Our multi-caterpillar haul-off units utilize frequency-controlled vector drives synchronized directly with extruder output, maintaining constant wall thickness across varying line speeds. Rubber pads grip the pipe evenly, preventing surface slippage or physical deformation. Immediately following, the chipless rotary cutting saw clamps onto moving pipe, executing clean, square cuts without producing plastic dust debris. This synchronized operational environment reduces manual cleaning, prevents material contamination, and improves factory air quality. Plant managers benefit from reduced labor costs, zero edge burrs, and seamless integration into automated pipe collection and socketing equipment.
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