Products

Luran 378P G7

Luran® 378P G7 is a glass fiber-reinforced grade (35% GF) of SAN with very high stiffness and low thermal coefficient of linear expansion. It features good chemical and weathering resistance and is suitable for extrusion and injection molding.

Key Features

  • Excellent mechanical strength
  • Excellent dimensional stability
  • Good heat resistance
  • Chemical resistance

Applications

  • Window frames
  • Precision parts
  • Machine construction

Industries

  • Grade Version
  • Properties

    Properties of Luran 378P G7

    Property, Test Condition Standard Unit Values
    Rheological Properties
    Melt Volume Rate 220 °C/10 kg ISO 1133 cm³/10 min 4
    Mechanical Properties
    Izod Notched Impact Strength, 23 °C ISO 180/A kJ/m² 4
    Izod Notched Impact Strength, -30 °C ISO 180/A kJ/m² 4
    Charpy Notched Impact Strength, 23° C ISO 179/1eA kJ/m² 4
    Charpy Unnotched, 23 °C ISO 179/1eU kJ/m² 17
    Charpy Unnotched, -30 °C ISO 179/1eU kJ/m² 17
    Tensile Stress at Yield, 23 °C ISO 527 MPa 110
    Tensile Strain at Break, 23 °C ISO 527 % 2
    Tensile Modulus ISO 527 MPa 12000
    Tensile Creep Modulus (1000h) ISO 899 MPa 7500
    Tensile Creep Modulus (1h) ISO 899 MPa 9500
    Flexural Strength, 23 °C ISO 178 MPa 150
    Hardness, Ball Indentation ISO 2039-1 MPa 240
    Thermal Properties
    Vicat Softening Temperature VST/B/50 (50N, 50 °C/h) ISO 306 °C 109
    Heat Deflection Temperature A; (annealed 4 h/80 °C; 1.8 MPa) ISO 75 °C 104
    Heat Deflection Temperature B; (annealed 4 h/80 °C; 0.45 MPa) ISO 75 °C 108
    Coefficient of Linear Thermal Expansion ISO 11359 10-6/°C 25
    Thermal Conductivity DIN 52612-1 W/(m K) 0.21
    Electrical Properties
    Dielectric Constant (100 Hz) IEC 62631-2-1 - 3.5
    Dissipation Factor (100 Hz) IEC 62631-2-1 10-4 70
    Dissipation Factor (1 MHz) IEC 62631-2-1 10-4 100
    Volume Resistivity IEC 62631-3-1 Ω*m 1014
    Surface Resistivity IEC 62631-3-1 Ω >1015
    Other Properties
    Density ISO 1183 kg/m³ 1360
    Bulk Density (with external lubricant) - kg/m³ 850
    Moisture Absorption, Equilibrium 23 °C/50% RH ISO 62 % 0.25
    Processing
    Linear Mold Shrinkage ISO 294-4 % 0.1
    Melt Temperature Range ISO 294 °C 220 - 260
    Mold Temperature Range ISO 294 °C 40 - 80
    Injection Velocity ISO 294 mm/s 200
    Drying Temperature - °C 80
    Drying Time - h 2 - 4

    Typical values for uncolored products

  • Processing

    Processing of Luran 378P G7

  • Safety Data Sheet