Two-components, excellent compromise between curing behavior and open time
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Polymer Solutions for Wind Turbine Rotor Blades
We strive to offer our customers a complete portfolio of products, so all blade finish layers are provided from one single source. Our product mix includes gel coats, filler & putties, topcoats & primers and LEP, with versions for both manufacture and repair of blades. With regard structural products, our portfolio includes bonding paste solutions both in glass filled and toughened technologies to better support all our customer needs.
Our deep material knowhow in both Epoxy and PU chemistry technologies, together with our blade manufacturing expertise in the field, makes us the best partner for your future product developments.Our goal is to get you outstanding materials, in line with the most demanding physical properties performance and in extreme weather conditions. We target to reduce your production takt time while balancing material cost and the overall blade weight.
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Manufacturing Process
Aplication
Technology
Bonding Pastes
AROBONDTM 921
Epoxy Glass Filled
Performance & Features
| Mix Ratio (by weight) | 100:45 |
| Ultimate Tg | >90 |
| Sag resistance | >20 mm |
| Open time | |
| Processability |
AROBONDTM 931
Epoxy Thoughened
Two-components, High fracture toughness response, low density
Performance & Features
| Mix Ratio (by weight) | 100:33 |
| Ultimate Tg | >75 |
| Sag resistance | >20 mm |
| Open time | |
| Processability |
AROBONDTM 911
Repairs
Performance & Features
| Mix Ratio (by weight) | 100:46 |
| Ultimate Tg | >60 |
| Sag restistance | 0 mm |
| Open time | |
| Processability |
LEP
AROLEPTM 920
Polyurethane Based
Two-components, Poliurethane based, fast curing time, proven efficiency, high UV, rain and abrasion resistance
Performance & Features
| Mix Ratio (by weight) | 100:50 |
| Pull-Off adhesion | >5 Mpa |
| Rain Erosion Resistance at 105 m/s tip speed | >16hrs(Small spots of erosion) |
| Gel time | >14 min |
| Easy to use |
Top Coats
AROTOPTM 198
Fast Curing
Three-components, fast curing, solvent-based paint, very good surface finish.
Available version (2K) for service (repair and maintenance).
Performance & Features
| Mix Ratio (by weight) | 100:20 |
| Gel time | >4 |
| Sag Resistance | >200 |
| VOC'S content | |
| Color Retention |
Fillers and Putties
AROFILLTM 890
Epoxy Based
Two-components, Epoxy based, easy to sand, fast curing, smoth surface.
Performance & Features
| Mix Ratio (by weight) | 100:56 |
| Gel time | >35 |
| Sag resistance | >4 |
| Fatigue response | |
| Drying | |
| Easy to sand |
AROFILLTM 907
Polyurethane Based
Two-components, Polyurethane based, easy to sand and very fast curing time.
Two versions (SLOW and FAST) are available, designed as a pore filler and can be pigmented in different colors (RAL).
Available version for service (repair and maintenance).
Performance & Features
| Mix Ratio (by weight) | 100:33 |
| Gel time | >5 m |
| Sag Resistance | >4 |
| Drying | |
| Easy to sand |
AROFILLTM 914
POLYURETHANE BASED
Performance & Features
| Mix Ratio (by weight) | 100:10 |
| Gel time | 10-20 min |
| Drying |
Gel Coats
AROGELTM 118
LOW UV RESISTANCE
Two-components, traslucent, easy sanding, fast curing, suitable for infusion prepreg/process
Performance & Features
| Mix Ratio (by weight) | 100:20 |
| Ultimate Tg | >90 |
| Gel Time | >12 |
| Easy to sand | |
| Drying |
AROGELTM 130
HIGH UV RESISTANCE
Two-components, high UV resistance, coloured, easy sanding, suitable for infusion/prepreg process
Performance & Features
| Mix Ratio (by weight) | 100:19 |
| Ultimate Tg | >90 |
| Gel Time | >12 min |
| Easy to sand | |
| Drying |
AROGELTM 135
HIGH UV RESISTANCE
Two-components, high UV resistance, traslucent, easy sanding, fast curing, suitable for prepreg/infusion process
Performance & Features
| Mix Ratio (by weight) | 100:20 |
| Ultimate Tg | >90 |
| Gel Time | >12 |
| Easy to sand | |
| Drying |