Explore our premium machinery array built upon 25 years of specialized design, advanced automation technology, and strict compliance with European manufacturing standards.
Jiangsu Baodie Automation Equipment Co., Ltd. (BAOD EXTRUSION) stands as a premier authority in the design, development, and international manufacturing of plastic extrusion equipment. With roots tracing back to Taiwanese high-quality machine fabrication standards established by our parent company, the KINGSWEL GROUP (founded in Shanghai in 1999), BAOD has spent decades iterating on precision extrusion technology.
Our long-term commitment translates to advanced polymer process control, ensuring high-efficiency operations, sophisticated line automation, and active multi-point operator safety mechanisms. Our global installations demonstrate the superiority of our engineering, proving our leadership in high-accuracy output.
Years of Extrusion R&D and Manufacturing
Modern Manufacturing Headquarters
Highly Skilled Technicians & Engineers
A comprehensive technical overview of high-precision polymer extrusion mechanics, thermal control, and shaping methodologies.
Everything begins with resin preparation. Hygroscopic materials such as PA, PU, and Fluoroplastics demand desiccant drying to achieve critical moisture contents below 0.02%. The single-screw design utilizes customized compression ratios, barrier flights, and mixing sections to ensure absolute melt homogeneity and uniform shear rates without thermal degradation.
The molten polymer passes through the crosshead extrusion die, where it is shaped into a tube structure. Precise air control through the die mandrel ensures critical inner diameter (ID) calibration. Streamlined flow channels prevent dead zones, minimizing degradation risks for heat-sensitive fluoropolymers and medical-grade PVC compounds.
The hot tube enters the vacuum calibration tank, featuring micro-adjusted vacuum chambers and water-spray configurations. Sizing sleeves control the tube outer diameter (OD) and wall thickness down to tolerances within ±0.02mm. Closed-loop temperature zones prevent material stress and ensure high roundness.
Expert Engineering Insight: Dynamic Air Calibration vs. Vacuum Calibrators
"For ultra-soft thermoplastics like polyurethane (PU) or multi-lumen medical tubes, relying solely on vacuum sizing can lead to internal deformation. Modern systems utilize micro-pressure internal air calibration synchronized with downstream puller speeds to maintain uniform cross-sectional geometries."How our precision tubing extrusion systems serve key global regions and high-barrier industrial sectors.
Our medical tube extrusion lines are tailored for GMP Class 10,000 cleanroom environments. Precision multi-lumen catheters, IV tubes, and surgical lines are manufactured utilizing medical-grade PVC, FEP, and PU. High-frequency puller cutters ensure microscopic length accuracy and burr-free cuts.
Automobile manufacturers depend on multi-layer PA fuel lines, SCR hoses, and TPV sealing strips. BAOD machinery provides high-speed co-extrusion technology to form barriers with low permeability, high chemical resistance, and excellent flexibility, complying with strict OEM standards.
From highly specialized mining detonating tubes to ultra-high-molecular-weight polyethylene (UHMWPE) profile lines, we supply heavy-duty extrusion equipment optimized for high-abrasion, high-temperature, and ultra-high-pressure conditions globally.
Located in the heart of China's advanced manufacturing corridor in Jiangsu, BAOD EXTRUSION enjoys access to a robust industrial supply chain. This physical cluster of component suppliers, metallurgic processing factories, and automation design studios allows us to deliver high-specification machines with competitive lead times and cost efficiency.
Unlike European counterparts facing localized component bottlenecks, our manufacturing base maintains redundant raw material stocks and localized sourcing of top-tier electronics (Siemens, Omron, ABB). This guarantees that custom orders transition from blueprint design to finished machine testing within short timelines, providing an unparalleled time-to-market advantage for our clients.
Future Outlook: Extrusion Technology in 2030
We are driving the integration of AI-enabled smart feedback systems. By coupling non-contact laser outer-diameter gauges with extruder screw speed controllers, our lines automatically self-correct in real-time, eliminating manual adjustment delays and reducing scrap rates close to zero.Developing ultra-high speed co-extrusion systems (up to 100m/min) while ensuring consistent multi-layer bonding and structural integrity.
Redesigning barrier screws and die tooling to handle bio-based resins, recycled polymers, and post-consumer plastics without loss of mechanical properties.
Original high-performance plastic extrusion line configurations, developed for global precision requirements.
High consistency calibration system for medical and industrial micro-tubes.
Advanced automotive barrier hose manufacturing technology.
Cleanroom compatible high-throughput medical line.
Continuous block-molding technique for cable and wire management.
Integrated knitting structure reinforcement for premium high-pressure hoses.
High precision co-extrusion for composite rubber/plastic automotive profiles.
In-depth responses to critical design, operational, and engineering questions frequently encountered in tubing extrusion setup.
Ensuring tube concentricity (wall thickness uniformity) above 95% relies on precise die centering mechanisms, minimized melt temperature variation across the die lips, and smooth transition zones. We utilize fine-thread tuning bolts in the extrusion crosshead combined with automated ultrasonic thickness sensors downstream. This closed-loop setup instantly communicates with the die cooling rings or the puller speed to keep concentricity within ultra-tight specifications.
Fluoroplastics exhibit aggressive melt behavior and corrode standard tooling. Our customized precision fluorine plastic tube extrusion lines utilize special nickel-based alloys (Hastelloy) for all screw, barrel, and die tooling parts in contact with the melt. In addition, precise multi-zone temperature profiles prevent local overheating and gas generation, maintaining consistent mechanical and electrical insulating properties in the finished product.
TPV delivers superior long-term elasticity, ozone resistance, and thermal performance compared to flexible PVC. TPV exhibits rapid vulcanization behaviors during processing, requiring customized high-shear screw designs and efficient cooling to shape accurately without cell collapse or surface defects. This makes it the material of choice for high-end automotive sealing strips and under-the-hood fluid lines.
Our composite line links an inner layer extruder, a cooling and crosshead sizing unit, an automated inline yarn-braiding unit, a second-stage outer layer co-extruder, and a final calibration system. The key engineering challenge lies in ensuring inter-layer adhesion. We resolve this through precise control over melt temperature, inline preheating, and crosshead pressure settings.
Every BAOD extrusion line is built in accordance with EU CE directives and ISO 9001:2015 quality frameworks. We provide remote diagnostics capabilities by integrating smart internet modules directly into the PLC systems. This allows our domestic software engineers to optimize parameter configurations, troubleshoot faults, and upgrade control programs remotely, ensuring continuous operational reliability for our global customers.
Stay informed about our latest exhibition highlights, compliance updates, and industrial whitepapers.
At Booth 7.1C04 in Shanghai, BAOD EXTRUSION showcased its latest automated, high-efficiency plastic extrusion lines, highlighting intelligent closed-loop control systems designed to minimize material waste and improve output stability.
Exploring the engineering precision required to manufacture thin-walled, explosive-conduit plastic tubes used in mining and construction. BAOD's technology guarantees safety, high concentricity, and robust structure under rigorous conditions.
This technical comparative report outlines how BAOD achieves precision micro-lumen configuration control down to ±0.01mm, offering a highly reliable and cost-effective alternative to European manufacturing hardware.
Explore auxiliary and core hardware essential for complete extrusion processing reliability.
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