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Processes in composites manufacturing encompass a diverse array of techniques employed to fabricate composite materials. These processes include methods like hand layup, where layers of resin and reinforcement materials are manually placed, and vacuum infusion, where a vacuum draws resin into a preform. Other techniques like compression molding, filament winding, and automated methods such as 3D printing are utilized to create intricate and specialized composite structures. Each process offers unique advantages in terms of precision, scalability, and efficiency, catering to diverse industry needs. As technology advances, newer methods are emerging, promising faster production cycles, reduced waste, and increased customization, driving the evolution of composite manufacturing towards more sophisticated and versatile methodologies.
Bonding and welding play vital roles in the assembly and fabrication of composite materials, offering methods to join components together effectively. Bonding involves the use of adhesives or bonding agents to create strong connections between different composite parts or between composites and other materials. Adhesives provide uniform stress distribution, enabling lightweight and durable structures. On the other hand, welding techniques like ultrasonic welding or induction welding are employed specifically in thermoplastic composites, where heat is used to melt and fuse the materials together.
This year’s international air show offered a glimpse of the rapidly expanding future for composites in aerospace.
CAMX 2025: Persico Group is a technology partner providing a variety of processing platforms catering to everything from prototyping to full-scale production.
Systems to aid in welding process developments for the joining of composite structures via fusion bonding, and support AFP demands.
HyPatchRepair project proves feasibility of automated process chain for welded thermoplastic composite patch repairs.
IS Groupe and Arkema patent ISW for high-strength UD welds, temperature control and 50% less energy.
Composite Tier 1’s long history, acquisition of stamped parts pioneer Dutch Thermoplastic Components, advances roadmap for growth in thermoplastic composite parts.
PROCOMP uses in-situ consolidation AFP and ultrasonic welding to demonstrate lightweight, novel tank design.
Recyclable, closed-cell XPP foam offers good properties, resistance, recycled content/recyclability and thermoformability, including fusion/welding with PP-based composite skins.
Welding Research Council (WRC) Bulletin 601 provides technical background and validation for quantitative nondestructive testing methodology for FRP composite equipment.
Clean Sky 2 STUNNING project will manufacture lower thermoplastic fuselage while MECATESTERS will test LMPAEK in conduction and induction welding for parameters, cyclic loading, aging and environmental effects .
