Blades of wind turbines
Product Description
Main structure: fiber-reinforced resin matrix composite
Reinforcing fibers: glass fiber (low cost, wide application), carbon fiber (high strength and light weight, used in key parts of super-large blades).
Resin matrix: epoxy resin (mainstream, anti-corrosion and anti-salt spray), vinyl ester resin (cost-effective).
Core material: PVC foam (mainstream, lightweight and waterproof), balsawood (high strength, for load-bearing parts).
Auxiliary materials: UV/antifouling coatings, high-strength adhesives, lightning-resistant metal parts (corrosion resistant).
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