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Title:

Electrochemical In-Situ Treatment of Fatigue  
Cracks in Aircraft Metals Using the Grapheno-1 System

Subtitle:

A Portable Electrochemical System  
for On-Aircraft Structural Repair

Author:

Konstantin Dolgan, Ph.D.

Subtitle:

CEO, Grapheno LLC

Topic Area:

Electrochemical  
In-Situ Crack Repair System

PROBLEM

METAL FATIGUE: THE HIDDEN COST  
OF AIRCRAFT MAINTENANCE

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~50% of mechanical and ~90% of metallic failures stem from fatigue
(~4% of U.S. GDP)

Major contributor to $49B in annual aircraft maintenance costs.

Removing components for crack repair adds $400K+ per incident.

SOLUTION

ELECTROCHEMICAL IN-SITU CRACK REPAIR SYSTEM

CRACK ARREST PROVEN:
FROM MICRO TO MACRO

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BENEFITS

ENHANCED DURABILITY

up to 60% fatigue life extension

PREDICTABILITY

95% confidence in estimating re-treatment intervals.

MISSION
READINESS

Cut repair time down to hours.

SAFETY

No sparks, no heat, no structural distortion.

COST
SAVINGS

Fewer replacements, less reassembly.

ADVANCING AIRCRAFT LONGEVITY  
AND READINESS VIA INNOVATION

Leveraging a USAF SBIR, Grapheno has a fully developed capability to meet warfighter needs and set the new standard for in-situ  fatigue crack treatment.

SYSTEM OPERATION

JUST 3 SIMPLE STEPS

1

CLAMP & SELECT

Attach ground clamp, choosesettings.

2

APPLY TREATMENT

Activate applicator and follow the crack.

3

DONE & DOCUMENT

System beeps, data saved, crack treated.

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FIELD DEPLOYABLE

Design for the field, easy to operate,  
and maintainable by aircraft maintenance personnel.

To learn more about our technology,  
discuss potential partnerships,  
or explore business opportunities,  
please contact: hello@grapheno.us

Customers & future commercialization is an integral part in all of our solutions

Contact

419 Dan Reneau Dr.

Ste. 100 Ruston, LA 71270

Customers & future commercialization is an integral part in all of our solutions

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