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3B Fibreglass W 2020

3B Fiberglass W 2020 are spe-cifically designed to provide signifi-cantly higher modulus, strength and enhanced fatigue performances ver-sus traditional E-glass for wind turbine blades made out of epoxy resin. HiPer-texTM W 2020 Rovings are per-fectly suited for the production of high modulus Non Crimped Glass Fabrics and prepregs. The sizing W 2020 is purposely formulated for excellent adhesion with epoxy resin systems and leads to superior interfibre and interlaminar shear strengths as well as dynamic performances. The specific boron free glass formula-tion provides superior hydrolysis and corrosion resistance. These properties improvements versus typical E-glass will help blade desi-gners to push further the limits of glass fiber blade designs, especially for the long blades required for the multi MW turbines for on shore and off shore. The W 2020 roving is approved by Germanischer Lloyd for the use in wind turbine rotor blades.

Reinforcement Material: Glass Fibers

Reinforcement Form: Roving

Compatible Polymers & Resins: Epoxies (EP)

Processing Methods: Filament Winding, Prepreg Processing, Pultrusion

Features: Corrosion Resistance, Corrosion Resistant, Fatigue Resistance, Fatigue Resistant, Improved Flexibility

Technical Data Sheet

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Identification & Functionality

Chemical Family
Reinforcement Form
Reinforcement Material
Composite Materials Functions

Features & Benefits

Applications & Uses

Compatible Polymers & Resins

Properties

Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Tensile strength2700 - 2900MpaASTM D2343-09
Tensile modulus86 - 89GpaASTM D2343-09
Tensile strain3.1 - 3.3%ASTM D2343-09
Sizing amout0.4 - 0.6%
Filament diameter17-24μm
linear density600-4800tex
Tensile strength at Vf=56%1280MPaISO 527-5
Tensile modulus at Vf=56%48GPaISO 527-5
Transverse Tensile Strength57MPaISO 527-5
Inter Laminar Shear Strength64MPaISO 14130
Compression Strength900MPaISO 14126
Density2.58g/cm³

Packaging & Availability

Packaging
  • Bobbins are individually wrapped with stretched plastic fi lm for protection, improved handling and to allow optimum transfer from bobbin to bobbin. Nominal weight for bobbins is 25 kgs for tex >600 tex and 21 kgs for 600 tex rovings.
  • Two pallet confi gurations are available:- Bulk Pack: standard packaging, consists of individual bobbins.- Creel Pack: bobbins are connected together for continuous unwinding and no bobbins handling for operators.

Storage & Handling

Storage

Storage in a cool and dry warehouse into the original packa-ging is formally recommended. More precisely ideal storage conditions are a temperature between 15°C and 35°C and a relative humidity comprised between 35% and 75%.Two-height stacking is possible under customer’s responsibi-lity. Place HiPer-texTM W2020 Rovings in the workshop at least 24 hours prior usage.