FR4 epoxy glass cloth laminate sheet

1,High electrial and machanical property 2,Size:1020 x 1220mm 3,Thick,0.15-100mm 4,Color:white and water green

FR4 With high mechanical strength at room temperature, good electrical properties under dry and humidity conditions, flame retardant, suitable for mechanical, electrical and electronical applications.

Specification:

product technology

Properties Processing condition Unit Nominal thickness of sheet to which test is applicable Grade Grade Grade (G-10) (FR-4) (G-11) Flexural strength (min) LW A MPa ≥1.6 — — — CW 350 350 350 LW E-1/150 T150 — — 207 Bonding strength min) A N ≥10 6500 6500 6500 D-48/50 — — — Impact strength (min) LW E-48/50 kJs/sqm ≥5 — — — CW 37(A) 37(A) 37(A) Dielectric strength Perpendicular to laminations (in 90±2°C transformer oil)(min) A kV/mm ≤3 14.2 14.2 14.2 1 mm in thickness Breakdown voltage (min) A kV ≥3 45.0 45.0 45.0 D-48/50 — — — Permittivity (max) A  — ≤3 5.5 5.5 5.5 D-24/23 — — — D-48/50 — — — Dissipation factor (max) A  — ≤3 0.04 0.04 0.04 D-24/23 — — — D-48/50 — — — Insulation resistance After impregnated in water(min) D-24/23 W all 5.0×1010 5.0×1010 5.0×1010 Water absorption rate(max) D-24/23 % all 0.15 0.15 0.15 Flammability   Class 3 — FV0 — Reference standard   Q/TXXFR002-2009 NEMA(MOD)

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