• 750°C High-Temperature Resistant Wire

    750°C High-Temperature Resistant Wire

    Specifications

    • Rated Voltage: 600V
    • Temperature Range: –100°C ~ +750°C
    • Available Colors: White / Red / Brown
    • Outer Diameter Tolerance: ±0.1 mm
    • Test Voltage: 2000V
    • Conductor: Pure Nickel
    • Insulation: Mica + Ceramic Fiber
    • Braiding: Ceramic Fiber + High-Temperature Silicone Resin


    Product Properties：

    Conductor Insulation Structure
    Cross-Section (mm²) Conductor Construction Conductor OD (mm) Ceramic Insulation Thickness (mm) Silica Fiber Thickness (mm) Overall OD (mm)
    0.50 7 x 0.3 1.0 0.18 0.55 2.46
    0.75 10 x 0.3 1.1 0.18 0.55 2.56
    1.25 18 x 0.3 1.4 0.18 0.55 2.86
    2.00 28 x 0.3 1.8 0.20 0.55 3.30
    3.50 49 x 0.3 2.6 0.22 0.62 4.28
    5.50 77 x 0.3 3.1 0.22 0.62 4.78
    8.00 112 x 0.3 3.7 0.22 0.62 5.38
    14.00 196 x 0.3 4.9 0.22 0.62 6.58


    Physical Properties：

    A.Conductor High-Purity Nickel
    1.Tensile Strength: 20~27 kg/mm2
    2.Heat of Fusion: 17.48 KJ.Mol-1
    3.Thermal Expansion Coefficient (25°C): (25C) 13.4μm‧m-1‧K-1
    4.Melting Point: 1453 C
    B.Insulation Material Ceramic Fiber
    1.Tensile Strength: 29 N/mm2
    2.Tear Resistance: 32 N/mm2
    C.Outer Braiding Silica Fiber
    1.Toughness: 50 g/Tex 50 G / Tex
    2.Tensile Strength: 33.69 NM
    3.Twist: 28 TPM


    Electrical & Thermal Properties：

    A.Conductor Pure Nickel
    1.Resistivity: 1.724 u. Ohm-cm
    2.Electrical Conductivity: 100%
    B.Insulation Material German Ceramic Fiber
    1.Dielectric Strength: 22 KV/mm
    2.Elongation: 100% above
    3.Test Voltage: 10000 V
    4.1100°C Heat Resistance: Nominal 6000 V up / Min
    5.Insulation Resistance: 328 Mega Ohm / Km. Min
    C.Outer Layer Double Ceramic Fiber Braiding
    1.Burning Loss: 28%
    2.Moisture Content: 0.2%
    3.Insulation Resistance: 252 Mega Ohm / Km. Min
    4.Spark Test: 3000 V

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