Cold spray technology has found various applications in the aerospace industry due to its ability to deposit and repair materials at low temperatures with no need for traditional melting and heat treatment processes.  In many cases, aircraft parts that would typically require removal can be repaired in place which saves valuable time and money. Let’s take a look at some of the valuable applications and relevant use cases for cold spray technology in the aerospace industry.

Applications for Cold Spray in Aircraft Manufacturing and Repair

1. Corrosion and Wear Protection: Cold spray can be used to apply corrosion-resistant and wear-resistant coatings to aerospace components, such as turbine blades, landing gear, and engine components. These coatings extend the lifespan of parts and reduce maintenance requirements.
2. Component Repair and Restoration: Cold spray is employed to repair damaged or worn aerospace components, such as aircraft frames, engine parts, and hydraulic system components. It can restore the structural integrity of these parts without compromising their original properties.
3. Additive Manufacturing: Cold spray technology is used in additive manufacturing processes to build complex aerospace components layer by layer. This allows for the production of lightweight, high-performance parts with reduced material waste.
4. Surface Preparation: Cold spray can be utilized for surface preparation before bonding or joining aerospace materials. It cleans and roughens surfaces, improving the adhesion of adhesives and coatings, which is crucial for the assembly of aircraft structures.
5. Research and Material Development: Researchers in the aerospace industry use cold spray to develop and test new materials and alloys. This technology enables the rapid prototyping and evaluation of novel materials for use in aircraft, spacecraft, and propulsion systems.

Different Use Cases for Cold Spray

Aircraft Turbine Blades

Aircraft turbine blades often experience leading-edge erosion. Leading-edge erosion occurs when high-speed air and abrasive particles, such as sand and dust, impact the front edge of turbine blades during flight. Over time, this can cause wear and damage to the protective coatings on the leading edge of the blades, reducing their performance and lifespan. Cold spray can help with the restoration of damaged leading-edge erosion protection coatings.

Aircraft Frames

Aircraft frames, especially those made of lightweight metals like aluminum and titanium, are susceptible to various forms of damage, including corrosion, wear, and fatigue cracking. Cold Spray can be employed to prepare the metal surfaces for the material build-up and bonding of new metallic particles, creating a metallic bond that restores the frame to its original structural integrity.

Aircraft Hydraulic Components

Aircraft hydraulic systems play a critical role in controlling various flight and landing functions, and their components are subjected to high pressures and wear over time. Hydraulic actuators, pumps, and valves can be repaired in place. In rare circumstances, parts that must be replaced can be manufactured with Cold Spray.

Aircraft Landing Gear

Aircraft landing gear components, including struts, doors, and associated hydraulic and mechanical parts, are subjected to significant wear and stress during landings and takeoffs. By using Cold Spray, technicians can repair parts in place saving valuable time.

Realize the benefits of Cold Spray Technology with VRC Metal Systems

Cold spray technology offers numerous advantages in the aerospace industry, including reduced heat-induced distortion, improved material efficiency, and the ability to work with temperature-sensitive materials. With limited effects on the Heat-Affected-Zone (HAZ) of metals and alloys, strong repairs are made with supersonic particle deposition, resulting in a stronger bond. As a result, it has become an essential tool for enhancing the performance, durability, and cost-effectiveness of aerospace components and systems.

VRC offers a mobile repair solution for your corrosion problems

To help you move quickly for repairs, VRC offers mobile cold spray support. Also available is cold spray equipment for lease through VRC. This program allows you to familiarize yourself with the ease and flexibility of cold spray technology.

You can get on-site training for VRC cold spray solutions

With on-site support and training, your aircraft technicians will be able to get the job done faster. VRC Metal Systems is committed to your success with cold spray technology and we firmly believe it will revolutionize the aerospace industry. You will be provided with extensive training and have any answers to questions that may arise.

VRC Metal Systems is a leader in providing cold spray technology support and repairs. Using cold spray for aerospace repair saves valuable time and provides lasting benefits. Reach out to VRC today to find out how our cold spray solutions can help your organization reach new heights.