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Arlon 45N is a tough, high Tg (175°C by DSC) multifunctional epoxy laminate and prepreg system designed for use in a variety of higher layer count MLB's. Processeable using conventional FR-4 conditions, 45N is supplied to meet the requirements of IPC-4101/24.

Polymer Name: Epoxy Resins & Compounds

Processing Methods: Injection Molding

End Uses: Automotive Under The Hood, Computer Components, Electrical/Electronic Applications, Laminates

Technical Data Sheet
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Identification & Functionality

Plastics & Elastomers Functions
Technologies

Features & Benefits

Applications & Uses

Plastics & Elastomers Processing Methods

Properties

Physical Form
Mechanical Properties
ValueUnitsTest Method / Conditions
Peel Strength to Copper (1 oz/35 micron) After Thermal Stress8lb/in (N/mm)IPC TM-650 2.4.8
Peel Strength to Copper (1 oz/35 micron) at Elevated Temperatures8lb/in (N/mm)IPC TM-650 2.4.8.2
Peel Strength to Copper (1 oz/35 micron) After Process Solutions8lb/in (N/mm)IPC TM-650 2.4.8
Young's Modulus2.8Mpsi (GPa)IPC TM-650 2.4.18.3
Poisson's Ratio (x, y)0.2-ASTM D-3039
Water Absorption0.1%IPC TM-650 2.6.2.1
Specific Gravity1.85g/cm3ASTM D792 Method A
Thermal Conductivity0.25W/mKASTM E1461
FlammabilityV0ClassUL-94
Thermal Properties
ValueUnitsTest Method / Conditions
Glass Transition Temperature (Tg) - DSC175°CIPC TM-650 2.4.25
Coefficient of Thermal Expansion (X,Y)14 - 16ppm/°CIPC TM-650 2.4.41
Coefficient of Thermal Expansion (Z) - Below Tg55ppm/°CIPC TM-650 2.4.24
Coefficient of Thermal Expansion (Z) - Above Tg200ppm/°CIPC TM-650 2.4.24
z-axis Expansion (50-260oC)2.4%IPC TM-650 2.4.24
Electrical Properties
ValueUnitsTest Method / Conditions
Electrical Strength (typical)1500Volts/mil (kV/mm)IPC TM-650 2.5.6.2
Dielectric Constant (may vary with Resin %, 1 MHz)4.2 to 4.6-IPC TM-650 2.5.5.3
Dissipation Factor (1 MHz)0.025-IEC 60250
Volume Resistivity (C96/35/90)2.6 x 10^7MΩ-cmIPC TM-650 2.5.17.1
Volume Resistivity (E24/125)3.3 x 10^7MΩ-cmIPC TM-650 2.5.17.1
Surface Resistivity (C96/35/90)4.0 x 10^4IPC TM-650 2.5.17.1
Surface Resistivity (E24/125)2.9 x 10^7IPC TM-650 2.5.17.1
Arc Resistance65sASTM D 495

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Certifications & Compliance

Packaging & Availability

Country Availability
Regional Availability
  • Asia Pacific
  • Canada
  • Europe
  • North America
  • USA