FR-4 Epoxy Board

FR-4 epoxy board FOB price: US $6.3 (3mm-50mm) or negotiate MOQ: 1000 kilogram Port: Shanghai Payment term: L/C,Website:http://www.fr-4insulation.com, T/T Packing: packed with pallet Delivery detail: 1 month Sample: available Supply ability: 300 ton/month 1. Description of FR-4 epoxy board  Type Insulation sheet Material Brominated epoxy resin and E-glass cloth Color Yellow，Black or Natural Thickness 0.1 mm-100 mm Density 1.7-1.9 g/cm3 Tensile Strength 340MPa Temperature 140°C Size 1020X1220mm, 1220mmX2440mm Environmental Standards ROHS 2. Applications of FR-4 epoxy board  The planetary gear, FPC reinforcing sheet, High-voltage switch gear/ transformer, The field of electronic insulation 3. Properties of FR-4 epoxy board  Property Unit Flexural strength perpendicular to laminations ≥ MPa 340 Impact Strength parallel to laminations (Charpy) ≥ kJ/m2 33 Insulation Resistance after immersion in water ≥ W 5.0×108 Dielectric strength perpendicular to laminations (in 90±2°C transformer oil,3 mm in thickness) ≥ kV/mm 14.2 Breakdown voltage parallel to laminations （in 90±2°C transformer oil) ≥ kV 35 Permittivity ≤ — 5.5 Dissipation factor ≤ — 0.04 Water absorption (1.66 mm in thickness) ≤ mg 19 Density g/cm3 (1.7-1.9) Flammability Class FV0 Color Yellow，Black or Natural