Wind Turbine Blade Repair
Gurit offers a range of blade repair products that help to extend the service-life of wind turbines, minimising turbine down times, easy to use while achieving consistent repair quality. The formulations have also been optimised for a wide range of temperature and humidity conditions, maximising the weather window for application while minimising waste and complying with state-of-the art health & safety standards for operators and in-field workers.
Blade Repair Solutions
Learn more about Gurit’s wind turbine blade repair product solutions that extend the service life and reduces downtimes. Note the practical repair packaging, dispensing and mixing solutions for easy processing and handling. Operators appreciate the robust mechanical properties under challenging application conditions. Our materials are qualified by blade OEM as well as DNV-GL and technical support is available worldwide. Two product streams, heat cured and UV cured are detailed in the tables below.
Gurit offers materials and application solutions, ideal for permanent repairs, as well as for temporary repairs – with permanency potential.
Gurit offers repair solutions that focus on achieving:
- Minimum turbine down time
- Consistent repair quality
- Ease of application
- Maximum weather window
- Minimum environmental impact
- Maximum operator health and safety

Through:
- Market leading product health and safety
- Practical repair packaging
- Easy processing through smart mixing and dispensing for heat-curing laminating systems
- Robust process for UV curing prepreg laminating, ideal for temporary repairs
- Technical support help line
- Choice of two product streams, Heat and UV cured to suit the best repair scenario

Ambient curing blade repairs
Gurit has a wide range of ambient curing* products that are OEM qualified and available globally through our distribution network. To find your nearest stockist, please visit our Contact Gurit page.
*Post cure may be needed to achieve desired properties.
GURIT PRODUCTS Product Application Temperature Range Sizes Speeds Technical Datasheets LAMINATING Ampreg 30 5-30°C 600ml Cartridge Fast & Standard 1.26kg & 4.66kg Packs Fast to X-Slow Ampreg 31 5-30°C 600ml Cartridge Fast to X-Slow 1.26kg & 4.66kg Packs INFUSION PRIME™ 37 15-30°C 4kg Packs Fast to X-Slow FILLER S'Fill 15 Min 10-20°C 5L & 10L Packs Fast S-Fair 600 10-20°C 2L Packs Fast & Standard ADHESIVE Spabond™ 400 Range 10-20°C 400ml Cartridge Fast to X-Slow Spabond™ 730 10-20°C 600ml Cartridge Fast Spabond™ 5-Minute 10-20°C 400ml Cartridge Fast
AMPREG™ 3X SERIES
The AMPREG 3X range of laminating systems have excellent mechanical and thermal properties and good cure progression from ambient only cures. Additional features include:
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EASY MIXING AND APPLICATION
Gurit Ampreg™ 3X Laminating Series is available with a single range of hardener speeds from fast to extra slow. Small packs optimised for wind repair operations are available
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UV STABILITY
Ampreg™ 3X is UV stable for most wind repair applications for short periods of time, facilitating emergency repairs between routine maintenance windows, without topcoat and whilst retaining its mechanical properties
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LIGHT REFLECTIVE TECHNOLOGY
Gurit Ampreg™ 3X Laminating Series has Light Reflective Technology (LRT) as standard, allowing the material to fluoresce under UV light. This can be used for contamination checks, health and safety monitoring or for fast inspection of repaired parts
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AWARD WINNING
Gurit’s innovative approach to prioritising user health & safety has been recognised and awarded the Composites UK Innovation in Composite Materials award
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EXCELLENT HEALTH & SAFETY
Gurit Ampreg™ 3X Laminating Series is free from SVHC’s & CMR’s
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CERTIFICATIONS
Ampreg™ 30 and Ampreg™ 31 are DNV-GL and Lloyd’s Register certified
Ampreg™ 3X CDS Cartridge Dispense System
- Elimination of human error of mixing and dispensing
- Perfect mix ratio (pre-weighed)
- Perfect mix quality (mixer nozzle)
- Clean application process
- Pot life advantages/extensions – taking stress out of laminating operation
- Reduction of numbers of hardener speeds needed
- 70% reduction of hazardous material and packaging waste
- 70% reduction in CO2 emission in packaging going from hard plastic containers to bags

UV curing blade repairs
Gurit’s market leading UV curing solutions require specialist training and equipment. To find out more or to find the nearest material stockist, please visit the Contact page.
GURIT PRODUCTS Product Application Temperature Range Sizes Technical Datasheets PREPREG RENUVO PP 5°C-55°C 600gsm E-Glass UD & Biax PRIMER RENUVO MPS 5°C-55°C 310ml Cartridges PREPREG + PRIMER RENUVO PP-MPS 5°C-55°C see above
RENUVO™ Prepreg Laminating System
- Time saving and efficiency, – ultimately saving up-tower/on-blade time and an expanded repair weather window
- In particular fit for temporary repairs –
- laminating repairs
- filling and fairing
- Improved health and safety – CMR free and removes risks of resin curing on ropes
- No need for vacuum or heating for up-tower laminating
- A quickly finished laminating repair up-tower/on-blade, before fill, fair and final coating system application
- No hazardous waste
NEW Improved Tools
- RENUVO™ Cure Lamp
- Robust aluminium casing
- Extended light array, width: 16.5 cm
- Powered by 2 standard DeWalt/Milwaukee rechargeable hand tool batteries (to be carried up tower in a canvas belt bag)
- Repair Patch Preparation Tools
- Silicone vaccuum consolidating heater mat
- Spike roller for air evacuation
Using the RENUVO™ method, requires specialist training and equipment. Technical support, product and process training through our distribution partner HF Industri & Marine ApS, or from Gurit (UK) Ltd.



Contact our wind repair experts
Gurit Wind Repair Experts
GURIT WIND REPAIR MATERIALS DISTRIBUTION PARTNER AND RENUVO MATERIALS STOCKIST
HF Industri & Marine
Global

More information about our Wind Energy Solutions
You want to know more about Gurit's offering for the Wind Turbine Industry? Our experts will be happy to support you.