Pyralux® AP

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Pyralux® AP all-polyimide double-sided copper-clad laminate


Pyralux® AP all-polyimide double-sided copper-clad laminate featuring an adhesiveless, all-polyimide dielectric layer. This material is ideal for multilayer flex and rigid-flex applications that require advanced performance, including low loss properties for excellent signal integrity and thermal resistance for high reliability. Available in a range of conductor and dielectric thicknesses. 

Features & Benefits

  • Low loss all-polyimide dielectric for superior signal integrity
  • Excellent bond strength affords high reliability
  • High thermal resistance to facilitate processing
  • Balanced and unbalanced constructions available

Pyralux® AP Technical Documents

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    Pyralux® AP Product Series Properties

    Property Group Property Name Value Test Method
    Dielectric Dielectric Constant (Dk) 10GHz 3.2 ASTM D2520 / IPC-TM-650 2.5.5.3
    Dielectric Constant (Dk) 1MHz 3.4 ASTM D2520 / IPC-TM-650 2.5.5.3
    Dielectric Strength (V/μm) 200 ASTM D149
    Loss Tangent (Df) 10GHz 0.003 ASTM D2520 / IPC-TM-650 2.5.5.3
    Loss Tangent (Df) 1MHz 0.002 ASTM D2520 / IPC-TM-650 2.5.5.3
    Electrical / Insulation Surface Resistance (Ω) >1x10^16 IPC-TM-650 2.5.17
    Volume Resistivity (Ω・cm) >1x10^17 IPC-TM-650 2.5.17
    Environmental Moisture Absorption (%) 0.8 IPC-TM-650 2.6.2
    Mechanical Elongation at Break (%) 50 IPC-TM-650 2.4.19
    Tensile Modulus (Gpa) 4.8 IPC-TM-650 2.4.19

    Pyralux® AP Product Properties

    Property Name Form Factor Package Adhesive Type Copper Thickness (μm) Copper Thickness (oz) Dielectric Thickness (μm) Dielectric Thickness (mil)
    AP8515R Double-sided FCCL Sheet Adhesive-less all polyimide 18 0.50 25.0 1.00
    AP9111R Double-sided FCCL Sheet Adhesive-less all polyimide 25 1.00 25.0 1.00
    AP9121R Double-sided FCCL Sheet Adhesive-less all polyimide 25 1.00 50.0 2.00
    AP9131R Double-sided FCCL Sheet Adhesive-less all polyimide 25 1.00 75.0 3.00
    AP9141R Double-sided FCCL Sheet Adhesive-less all polyimide 25 1.00 100.0 4.00
    AP9151R Double-sided FCCL Sheet Adhesive-less all polyimide 25 1.00 125.0 5.00
    AP9161R Double-sided FCCL Sheet Adhesive-less all polyimide 25 1.00 150.0 6.00