Why are multi-block core kits used in wind blades?
To achieve precise fit, reduce assembly time, and ensure[…]
What benefits does SAN foam offer over PVC?
Higher temperature resistance and superior shear performance in demanding
Are foam cores suitable for automated layup machines?
Yes. CNC-fabricated kits are optimized for robotic and semi-automated[…]
How is blade stiffness influenced by core modulus?
Higher shear modulus increases bending stiffness and controls flapwise
What is the purpose of scoring in foam sheets?
Scoring increases conformability, allowing sheets to follow complex blade
What are the common failure modes of foam in wind blades?
Shear cracking, core crushing, delamination, and local buckling.
How are foam cores bonded to composite skins?
Through resin infusion or prepreg curing, forming a strong[…]
Why is PET foam attractive for recyclable wind blades?
PET is thermoplastic, allowing recycling into new polymer products.
What is the service temperature range for typical foam cores?
Commonly -50°C to +80°C, with high-temp foams suitable for
ONEBOND is a sandwich panels provider integrating production and sales, research and development.