Keratherm Brown 70/50 - MH&W Thermal Products

Keratherm Brown represents a well-balanced ratio of cost-effective solution and very good thermal properties. These fiberglass reinforced films along with their very smooth surface exhibit very good thermal resistance properties with a high insulation capacity at low mounting pressures.

Possible Thickness: 0.250mm – 0.500mm

Applications

  • automotive
  • appliances
  • engine controllers
  • audio and video components
  • LCD displays
  • power converters (AC-DC, DC-DC)
  • Property Symbol Unit 70/50 70/60
    Color brown
    Thermal Properties
    Thermal Resistance Rth K/W 0.44 0.53
    Thermal Impedance Rti °Cmm²/W
    Kin²/W
    178
    0.27

    0.34
    Thermal Conductivity λ W/mK 1.4
    Electrical Properties
    Breakdown Voltage Ud;ac kV 5.0
    Dielectric Breakdown Ed;ac kV/mm 20
    Volume Resistivity Ωcm 1.0×1013
    Dielectric Loss Factor tan δ 1 7.3×10-3
    Dielectric Constant εr 1 3.6
    Mechanical Properties
    Overall Thickness (±10%) mm 0.250 0.275
    Hardness Shore A 80 – 90
    Tensile Strength N/mm² 10 10
    Elongation % 5.0
    Physical Properties
    Application Temperature °C -40 to +200
    Density ρ g/cm³ 2.18
    Flame Class UL 94V-1
    with Adhesive Coating no yes
    Reinforced with Fiberglass yes yes
  • Type Film Structure Overall Thickness Tensile Strength Breakdown Voltage Thermal Resistance
    mm N/mm² kV K/W
    70/60 70/50 with adhesive coating 0.275 10.0 5.0 0.53