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ALPEX Technologies GmbH
About us
Tooling systems from ALPEX Technologies optimize your production processes in fiber composite lightweight construction and make them more economical. At the same time, ALPEX production systems produce components of the highest quality.
We realize complete solutions from development and production to system integration. ALPEX complete solutions in particular offer you the greatest benefit in terms of the efficiency of your component production.
With the new ALPEX Process Data Solutions, process-relevant sensor data and tool parameters are summarized and processed in a customer-specific manner. This allows us to offer our customers even more reliability and transparency in their production processes.
Products
Automotive Class A Roof Surface
Automotive Carbon Roof with Class A Surface Lightweighting remains a key driver in the automotive industry, balancing performance, sustainability, and design. Our innovation presents an automotive carbon fiber roof with a Class A surface finish, combining premium aesthetics with structural efficiency. Using an advanced resin transfer molding (RTM) process and precision-engineered tooling, the carbon roof is manufactured in a single production step, ensuring excellent reproducibility and reduced cycle times. The Class A surface is achieved without extensive post-processing, minimizing material waste and enabling cost-efficient serial production. Key benefits of this innovation include: Significant weight savings compared to steel and aluminum roofs Improved vehicle performance through a lower center of gravity High-quality surface finish suitable for visible exterior applications Industrial scalability, paving the way for mass-market lightweight solutions By combining aerospace-grade composite expertise with automotive production requirements, this technology demonstrates how carbon fiber components can deliver both technical performance and design excellence. It provides a pathway for premium vehicles to adopt lightweight solutions without compromise on visual quality or manufacturing efficiency. This innovation marks a crucial step toward large-scale adoption of carbon fiber in the automotive sector, supporting future mobility concepts that demand both high performance and sustainability.
Wing of Tomorrow - Full Scale Component Demonstrator
Full-Scale Demonstrator for Future Wing Production The aviation industry is under increasing pressure to reduce emissions, improve fuel efficiency, and accelerate production rates. To meet these challenges, we have developed a full-scale demonstrator for future wing production, showcasing advanced composite technologies and innovative manufacturing processes. This demonstrator combines large-scale thermoset/thermoplastic composite structures with optimized tooling and process automation. By integrating stringer-reinforced designs, out-of-autoclave processes, and scalable RTM technology, the approach proves that next-generation aircraft wings can be produced more efficiently, with shorter cycle times and reduced manufacturing costs. Key advantages include: Weight savings through high-performance composite design Industrial scalability for large structural components Improved sustainability, with less material waste and lower energy consumption High structural integrity, ensuring durability and safety in demanding flight conditions By building and validating a full-scale wing demonstrator, we bridge the gap between laboratory research and industrial application. The project demonstrates how innovative composite manufacturing can support future aircraft programs, enabling lighter, more efficient, and environmentally responsible wings. This milestone represents a clear step toward the next generation of aerospace manufacturing, positioning composites as a cornerstone for future wing design and serial production.
High Volume FRP Production Technology
Innovative High-Volume Production of Composite Leaf Springs Meeting the demands of future mobility requires lightweight, durable, and cost-efficient structural components. Our innovation focuses on an advanced manufacturing process for composite leaf springs, designed for high-volume production of up to 500,000 parts per year. By combining resin transfer molding (RTM) technology with optimized tooling concepts, we achieve short cycle times, high reproducibility, and excellent mechanical performance. This one-shot process integrates reinforcement and shaping in a single step, reducing material waste and minimizing downstream operations. The resulting composite leaf springs deliver: Up to 60% weight savings compared to conventional steel solutions Superior fatigue resistance and long service life under dynamic loads Industrial scalability, making composites a viable solution for large-scale automotive applications Cost efficiency through automated processing and reduced labor intensity This innovation bridges the gap between aerospace-grade composite technology and automotive mass production. By adapting high-performance materials and processes to the requirements of series manufacturing, we demonstrate a path toward lightweight suspension systems that are both technically and economically competitive. With an annual capacity of half a million units, this technology represents a major milestone in composite mass production, supporting the transition to lighter, more efficient, and sustainable vehicles.
Stringer Reinforces Aero-structure Tooling in One-Shot RTM Technolgy
One-Shot RTM for Stringer-Reinforced Aerospace Structures Efficient production technologies are key to meeting the future demands of the aerospace industry. Our innovation focuses on the one-shot resin transfer molding (RTM) process for manufacturing stringer-reinforced thermoset composite parts. By combining skin and stiffener elements in a single manufacturing step, the process eliminates the need for secondary bonding, reduces cycle times, and ensures outstanding structural performance. The developed tooling concept is designed for future serial production, supporting scalability while maintaining high precision and reproducibility. Advanced temperature and pressure control enable optimized resin flow and curing, ensuring void-free laminates and excellent fiber-matrix adhesion. The innovation addresses critical challenges in aerospace manufacturing: Weight reduction through optimized composite design Cost efficiency by reducing process steps and material waste High structural integrity with superior load-bearing capabilities Industrial scalability for next-generation aircraft programs This approach represents a significant step towards more sustainable and economically viable aerospace production. By integrating one-shot RTM technology with stringer-reinforced designs, we demonstrate how innovation in materials and processes can support the transition from prototypes to efficient serial production. Our contribution showcases the potential of advanced composite manufacturing to deliver lighter, stronger, and more cost-effective solutions for the aerospace industry of tomorrow.
