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Specifications
I/D: more than 6mmwall thickness: 0.5-50mm
Thermal rating: B, F and H
Thin wall epoxy fiberglass tube is Epoxy glass fiber reinforced entwined tube with complete specification is developed for 110kV~1,000kV composite hollow insulators, reactors, arresters, fuses, mutual inductors, on load tap changers, transformers and other high-voltage electrical equipment structures, with performance parameters reaching IEC standards, and nationally advanced level. It is entwined by uninterrupted fiber wet method;
Twining angle, ±50~55 (we can adjust twining angle to reach your mechanical performance requirement);
Fiber content (weight ratio), 70~75%; density, 2.00 g/cm3;
Water absorption, 0.01 %; axial thermal expansion coefficient, 1.8 E-05 1/K;
Glass transition temperature, 110~120 °C; chemical resisting mineral oil: excellent;
Solvent and dilute acid: good; tensile elastic modulus, axially 14,000 MPa;
Tensile strength: axially 280 MPa;
Tensile strength: annularly 600 MPa;
Compressive strength: axially 240 MPa;
Bending strength: axially 350 MPa;
Shearing strength: 150 MPa;
Relative dielectric constant: 2-3.2;
Dielectric dissipation factor: 0.003-0.015;
Partial discharge capacity≤5; insulation strength: axially 3~6 kV/mm;
Insulation strength: radially 10~12 kV/mm;
lightning impact: 110 KVP;
Power frequency impact: 50 KV;
Thermal rating: B, F and H;
I/D: ≥5mm ; Max O/D<500mm; length<1,500mm. The above data is only for reference, our sleeve parameters are customized according to customer demands.
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