Resin Infusion

Resin infusion is a method used in composite manufacturing to impregnate dry reinforcement materials, like fibers or fabrics, with a liquid resin. This process involves placing the dry reinforcement in a mold and then introducing the resin under vacuum pressure, allowing it to permeate the reinforcement thoroughly. The vacuum facilitates the removal of air pockets and ensures uniform resin distribution, resulting in a high-strength composite with consistent properties. Resin infusion offers advantages in creating complex shapes, minimizing waste, and producing lightweight yet durable structures.

Revisiting the double vacuum debulk process
Troubleshooter

Revisiting the double vacuum debulk process

Evolution of the double vacuum debulk (DVD) process over the years continues to advance its “near autoclave quality” for low-void, highly compacted repair patches.

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Chem Trend
Airtech

Latest Infusion Articles

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JEC

Infusion processing flow mesh range, technical composites expertise

JEC World 2024: Expo-Net promotes 100% recyclable extruded thermoplastic resin flow mesh products, an updated technical processing guide and highlights its successful work with industry partners.

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Defense

From the CW Archives: Airbus A400M cargo door

The inaugural CW From the Archives revisits Sara Black’s 2007 story on out-of-autoclave infusion used to fabricate the massive composite upper cargo door for the Airbus A400M military airlifter.

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Glass Fibers

BMComposites, Linx Tenders use composites to lighten foiling cats

Glass and carbon fiber meet performance needs for custom-built tenders.  

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Core

BeSpline wins IBEX Innovation Award, announces partnership with Boston Boatworks for Shaped Foam Kits

CAD-driven fabrication uses adaptive mold technology for lighter, stronger, higher quality boat structures without time and cost of building a mold while drastically reducing core fitting time for yacht builders.

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Epoxies

Matsumoto Fine Chemical unveils solution for efficient infusion process with one-part epoxy resins

New one-part epoxy resin X-1366R shows very low viscosity and can be easily impregnated to reinforcing fibers at room temperature without resin/hardener mixing process.   

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Infusion

Engine vane demonstrates potential for gapped, unidirectional dry fiber for infusion

GKN Aerospace and its partners developed an aircraft demonstrator component made with TeXtreme’s latest Gapped UD material, proving out a dry, infusible tape meant to compare in performance to UD prepreg.

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Knowledge Centers

CW Tech Days: Sustainability
CW Tech Days: Sustainability

This CW Tech Days event will explore the technologies, materials, and strategies that can help composites manufacturers become more sustainable.

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Composites in Infrastructure and Construction
Composites in Infrastructure and Construction

CompositesWorld’s CW Tech Days: Infrastructure event offers a series of expert presentations on composite materials, processes and applications that should and will be considered for use in the infrastructure and construction markets.

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Coast-Line Intl
KraussMaffei Metering Systems
CAMX 2024
CompositesWorld
Chem Trend

Latest Infusion News And Updates

Infusion

Elastomer reusable vacuum bags address traditional material limitations

CAMX 2023: Sprayomer Technology Amor-Vac RVBs, distributed by Technology Marketing, are said to be more efficient, sustainable, long-living and lighter in weight compared to sprayable silicone or nylon film alternatives.

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Carbon Fibers

Dry carbon fiber reinforcement for resin infusion

CAMX 2023: TeXtreme Gapped UD is a dry carbon fiber with controlled fiber gaps for improved resin infusion. 

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CAMX

Live demonstrations present closed molding advancements

CAMX 2023: The Composites One and Closed Mold Alliance demo zone returns with short but engaging exhibitions featuring vacuum infusion, reusable bag molding, light RTM and other technologies through the show.

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CAMX

Reusable vacuum bagging, vacuum sealing solution

CAMX 2023: SWORL is highlighting its spray-fabricated reusable vacuum bags (membranes, foils) and a new sealing product for more sustainable, out-of-autoclave composites processing.

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Pultrusion

FST-rated thermoset resin with rapid, tunable cure is designed for infusion

CAMX 2023: The nonhalogenated Harp Rapid resin system presented by Trimer Technologies achieves a low-temperature, tunable cure while attaining high mechanical properties, demonstrating its effectiveness in aerospace applications.

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RTM

Resin injection systems promote precise infusion control, automated resin handling

CAMX 2023: Radius Engineering is presenting its highly automated Multi+ 2K Injection Systems equipment well-suited to RTM, SQRTM and VARTM processes.

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Thermwood Corp.
3D industrial laser projection
HEATCON Composite Systems
Harper International Carbon Fiber
Airtech International Inc.

Featured Posts

Prepregs

Understanding vacuum bagging layers in production, repair

Recognizing the functions of each layer in a vacuum bag schedule can help users discover what vacuum bag schedules work best for their application.

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Carbon Fibers

Demonstrating functionalized, cost-effective composites using additive extrusion

Hybrid thermoset/thermoplastic composite part with 3D-printed functionalization demonstrates technology possibilities and EmpowerAX open platform offering expertise from members throughout the process chain.

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RTM

Novel dry tape for liquid molded composites

MTorres seeks to enable next-gen aircraft and open new markets for composites with low-cost, high-permeability tapes and versatile, high-speed production lines.

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Sustainability

Digital Demo: Secure Vacuum Bag Seal Eliminates Single-Use Sealant Tapes in Closed Mold Process

Magnum Venus Products (MVP) has developed a reusable two-part seal for the vacuum infusion closed mold process, replacing single-use sealant tapes. (Sponsored)

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Infusion

Plant tour: ÉireComposites, Galway, Ireland

An in-house testing business and R&D focus has led to innovative materials use and projects in a range of markets, from civil aerospace to renewable energy to marine.

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Composites 4.0

Digitizing tools for composites production

Alpex Technologies focuses on industrialization, process and part intelligence and biocomposites in its next generation of tooling systems.

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Airtech
NewStar Adhesives - Nautical Adhesives
CompositesWorld
Carbon Fiber 2024
CompositesWorld