High-performance glass-epoxy sheet for demanding electrical and mechanical applications requiring flame resistance and high thermal stability. FR-5 is designed for continuous operation in elevated temperatures up to 150°C, offering excellent mechanical strength, low moisture absorption, and stable dielectric properties even in humid or high-temperature environments.
Technical Specifications:
Thickness Range: 0,9 – 45,0 (customizable)
Thermal endurance class: F
Max operating temperature: up to 150°C
Density, kg/m³: 1,900 – 2,000 ± 5%
Type in acc. with DIN 7735: Hgw2372.2
Type in acc. with NEMA: FR-5
Type in acc. with IEC 893: EPGC204
Flame resistance: UL 94 V-0 certified
Compressive strength: 300-500 MPa (In longitudinal direction), 150-300 MPa (In transverse direction)
Tensile strength: 250-400 MPa (In longitudinal direction), 50-150 MPa (In transverse direction)
Coefficient of elongation, K-1: 10 - 16 x 10^-6 (In longitudinal direction), 18 - 24 x 10^-6 (In transverse direction)
Useful width x length: max 1.225 x 2.500 mm
Surface / colour: technical smooth /available in the required color upon request