AN2551
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TECHNICAL SPECIFICATION 3 POLES DC AN2551 PROPERTIES low weight and high impact resistance, polycarbonate selected by aircraftplugs. Physical Properties Density (ρ) 1.20–1.22 g/cm3 Flammability V0-V2 Water absorption – Equilibrium (ASTM) 0.16–0.35% Water absorption – over 24 hours 0.1% Radiation resistance Fair Ultraviolet (1-380nm) resistance Fair Mechanical Properties Tensile strength (σt) 55–75 MPa Elongation (ε) at break 80–150% Compressive strength (σc) >80 MPa Hardness – Rockwell M70 Abrasive resistance – ASTM D1044 10–15 mg/1000 cycles Coefficient of friction (μ) 0.31 Glass transition temperature (Tg) 147 °C (297 °F) Heat deflection temperature 0.45 MPa: 140 °C (284 °F) 1.8 MPa: 128–138 °C (262–280 °F) Upper working temperature 115–130 °C (239–266 °F) Lower working temperature −40 °C (−40 °F) Thermal conductivity (k) at 23 °C 0.19–0.22 W/(m·K) Specific heat capacity (c) 1.2–1.3 kJ/(kg·K) Electrical Properties Dielectric constant (εr) at 1 MHz 2.9 Permittivity (ε) 2.568 × 10−11 F/m Permeability (μ) at 1 MHz 1.089(2) μN/A2 Dissipation factor at 1 MHz 0.01 Surface resistivity 1015 Ω/sq Pictures and data are non binding and can be changed by the manufacturer without notice Registered plug / Version 1.3 / Pictures and data are non-binding and can be changed by the manufacturer without notice Aircraftplugs® Kruisboommolenstraat 7/9 – Industrialzone strohof– 8800 Ro