Lines Manufacturing Unveils SONIC: Redefining Large-Format, High-Speed Additive Manufacturing for Industrial Mass Production

In a rapidly evolving manufacturing landscape, the demand for faster, more efficient, and scalable production methods is paramount. French startup Lines Manufacturing, established in 2019, has positioned itself at the forefront of this industrial transformation. With its groundbreaking Lines SONIC solution, the company is set to make a significant impact on the large-format additive manufacturing market. This innovative FGF (Fused Granular Fabrication) machine distinguishes itself through an unparalleled combination of printing speed and precision, even when processing exceptionally large volumes. Lines Manufacturing’s strategic objective is to empower plastics and composites manufacturers with a flexible and highly competitive solution, capable of mass-producing thousands of substantial parts annually per machine. This novel “series production” approach marks a critical departure from the traditional uses of large-format additive manufacturing, which have historically been limited primarily to prototyping. By enabling the widespread deployment of 3D printing benefits on an industrial scale, Lines Manufacturing is poised to revolutionize various sectors. Following extensive industrial trials, including successful collaborations with leaders in connected mobility such as OPmobility (formerly Plastic Omnium) since 2022, the first Lines SONIC machine deliveries are enthusiastically anticipated to commence in 2025.

The realm of large-format 3D printing has long been plagued by inherent challenges, primarily the persistent trade-off between part size and quality. As parts grow larger, the necessary printing time often escalates exponentially, creating significant bottlenecks in production pipelines. Manufacturers frequently find themselves in a dilemma: either accept lengthy production cycles or compromise on the quality of the final part by resorting to thicker, coarser layers to expedite the process. This compromise often leads to inferior mechanical properties, reduced aesthetic appeal, and increased post-processing requirements. Furthermore, effectively mastering large-format additive manufacturing demands specialized expertise and a profound understanding of material science and machine kinematics. The precise setup and calibration of such complex machines are crucial; even minor misconfigurations can lead to costly defects, resulting in substantial financial losses and wasted production time. It is precisely within this challenging environment that Lines Manufacturing offers a robust industrial solution, backed by proven know-how and a commitment to overcoming these persistent hurdles.

Large-Format Additive Manufacturing Without Compromise

Lines Manufacturing asserts that its SONIC machine represents a monumental leap forward in additive manufacturing technology. According to the company, the SONIC system is an astonishing 10 to 100 times faster than currently available solutions on the market. This remarkable speed is achieved without compromising on the quality or size of the printed objects. The machine boasts a generous standard print volume of 3,000 x 2,500 x 2,500 mm, enabling the creation of exceptionally large components. Its printing speed can reach an astounding 2,000 mm per second (2m/s), facilitating rapid production cycles even for the most complex geometries. Complementing this speed is an impressive material deposition rate of up to 80 kg per hour, allowing for the quick build-up of substantial parts. Crucially, even at these high speeds, the Lines SONIC maintains the ability to produce parts with fine layer heights, starting from an impressive 0.4mm. These specifications are truly unique within the landscape of large-scale additive manufacturing systems, underscoring Lines Manufacturing’s ambitious vision to provide a genuine, high-throughput production solution. The Lines SONIC utilizes a sophisticated polymer pellet extrusion process, a technology specifically developed and patented by the company, which offers significant advantages over traditional filament-based systems, including lower material costs and broader material compatibility for industrial applications.

Niels Pernoux, co-founder and president of Lines Manufacturing, articulates the company’s core mission: “We have meticulously developed an industrialized high-speed additive manufacturing solution that presents a truly transformative opportunity. It allows industries to mass-produce finished and semi-finished parts from start to finish, with advanced integration into sophisticated tracking and quality control tools. This comprehensive approach is designed to meet the rigorous requirements of even the most demanding and technologically advanced sectors of industry, pushing the boundaries of what is achievable with current additive manufacturing technologies.” This vision emphasizes not just the production of parts, but their seamless integration into existing industrial workflows, ensuring reliability and traceability from design to final product.

The versatility and capacity of the Lines SONIC machine open up a vast array of applications across multiple industrial sectors. Its ability to facilitate medium-volume production of large parts makes it an ideal solution for critical industries such as marine, aeronautical, and various segments of mobility, including rail and mechanical engineering. In the marine sector, it can enable the rapid creation of custom hulls, internal structures, or specialized components, reducing lead times and costs associated with traditional fabrication. For aeronautical applications, the SONIC’s precision and speed allow for the production of lightweight, complex parts that were previously difficult or impossible to manufacture, potentially leading to significant fuel efficiency improvements and performance gains. In rail and mechanical engineering, it can produce large tooling, jigs, fixtures, or even end-use structural components with unprecedented speed and accuracy. Fundamentally, the combination of its large format and high-speed capabilities allows Lines SONIC to bridge a critical technological gap that has long existed between labor-intensive, unit-production processes and high-volume mass production that traditionally relies on expensive, time-consuming tooling. With SONIC, industries can achieve high-volume production without the need for traditional molds or dies, drastically reducing setup costs and enabling greater design flexibility and faster iteration cycles.

Mastering Shock Absorption With Additive Manufacturing: The OPmobility Case Study

One of the pioneering users and strongest advocates of the Lines Manufacturing process is OPmobility, a globally recognized leader in sustainable mobility solutions. Lines Manufacturing collaborated closely with the French manufacturer on the ambitious Smart Polymer Bumper project. The primary objective of this project was to design and produce advanced impact and energy absorption parts for automotive applications. A crucial aspect of this collaboration involved leveraging an automotive-grade polypropylene material that had already been certified by the OEM. This strategic choice significantly streamlined the material characterization and validation work, accelerating the development timeline and ensuring the parts met stringent automotive safety standards. Following an intensive study and simulation phase, which utilized advanced computational tools to predict material behavior under various stress conditions, prototype absorbers for the front end of vehicles were successfully produced using the Lines SONIC 3D printing machine.

This application demanded a profound understanding and precise control over the behavioral characteristics of the printed parts to effectively fulfill their critical energy absorption function. By relying on the unparalleled design freedom offered by additive manufacturing, the research and innovation team at Lines Manufacturing, in conjunction with OPmobility, successfully developed and experimentally validated novel lattice structures. These complex, optimized internal geometries proved to be significantly more efficient at absorbing impact energy than the conventional foam structures traditionally used in automotive bumpers. The ability of Lines SONIC to accurately and rapidly produce these intricate lattice designs at scale demonstrates its immense potential. This groundbreaking achievement confirms that Lines SONIC is not merely a prototyping tool but a robust industrial solution capable of the mass production of highly functional and technically demanding automotive parts, offering improved safety, reduced weight, and enhanced performance for future vehicle designs.

As a fast-growing industrial startup, Lines Manufacturing is poised for an exciting future. The company is set to officially launch its Lines SONIC machine at Formnext 2024, following its public presentation, marking a pivotal moment for the company and the broader additive manufacturing industry. Looking ahead, Lines Manufacturing continues to solidify its operational structure around a compelling and forward-thinking vision: to develop and deploy the production solutions of tomorrow. Supported by several major French industrial groups, these ambitious development projects encompass a wide range of initiatives. Key among these are the diversification of the machine range, ensuring that Lines Manufacturing can address an even broader spectrum of industrial needs and part sizes. Furthermore, the company is actively engaged in the development of a dedicated assembly site in the Grand Est region of France, which will significantly bolster its production capacity and reinforce its commitment to local manufacturing and innovation. This strategic expansion is indicative of Lines Manufacturing’s determination to lead the charge in industrializing additive manufacturing.

To delve deeper into the specific features of the Lines SONIC machine, explore detailed examples of its industrial applications, and understand how this technology can transform your manufacturing processes, we invite you to visit Lines Manufacturing at Formnext 2024 (stand E21, Hall 12.0). Alternatively, for more comprehensive information, you can find further details HERE on their official website. Discover how Lines Manufacturing is setting new benchmarks for speed, precision, and scalability in large-format additive manufacturing.

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*All Photo Credits: Lines Manufacturing