• VT-370X Laminate

    UL Approval: E214381 Version: 13/10/2025 /230
    • Ceramic filled PTFE composites 
    • Dk 2.90 with extremely low Df 
    • Tight Dk and thickness control

    Application

    • Patch Antenna
    • Satellite communication system
    • Power Amplifier
    • Aircraft Collision Avoidance Systems
    • Ground Radar Warning Systems

    Availability

    • Core Thickness: 0.0035”, 0.004”, 0.005”, 0.008”, 0.010” 
    • Panel size: 18”*12”, 18”*24”, 20”*24”, 21”*24”, 21.3”*24.3” 
    • Copper Foil Type and Thickness

    Copper Type Copper Thickness Remark
    HVLP3 Hoz, 1oz Standard
    HTE Hoz, 1oz, 2oz Optional
    RTF Hoz, 1oz, 2oz Optional
    RA Hoz, 1oz Optional

    Storage Condition

    Laminate
    Storage Condition Temperature Room
    Relative Humidity /
    Shelf Life 24 months (airproof)

    Properties

    Properties Sheet

    Properties Test Method Units Typical Value
    Dielectric Constant @10GHz IPC-TM-650 2.5.5.13 - 2.9
    Dissipation Factor @10GHz IPC-TM-650 2.5.5.13 - 0.00035
    Thermal Coefficient of Dk IPC-TM-650 2.5.5.5 - -60
    Volume Resistivity IPC-TM-650 2.5.17.1 MΩ-cm 8.00E+07
    Suface Resistivity IPC-TM-650 2.5.17.1 MΩ 5.00E+07
    Td ASTM D3850 °C 525
    Thermal Conductivity ASTM D5470 W/mK 0.45
    XY-axis CTE IPC-TM-650 2.4.24.5 ppm/°C 30/32
    Z-axis CTE IPC-TM-650 2.4.24 ppm/°C 50
    Peel Strength (1oz HVLP3) After Thermal Stress IPC-TM-650 2.4.8 lb/in (N/mm) 13 (2.28)
    Tensile Modulus (XY-axis) ASTM D638 Mpa 850
    Density ASTM D792 gm/m(3) 2.1
    Moisture Absorption IPC-TM-650 2.6.2.1 % 0.03
    Flammability UL-94 Rating V-0
    Lead free process compatible - - YES

    All test data provided are typical and not intended to be specification values.

    Download TDS Datasheet