Purchase Qty. Reference FOB Price
200-999 kg US$3.90
1,000-9,999 kg US$3.80
10,000-99,999 kg US$3.70
100,000+ kg US$3.50
Product Description
Product Description FR4 is a fire rated electrical-grade, dielectric fiberglass laminate epoxy resin system combined with a glass fabric substrate. The abbreviation "FR4" means: F (for flame) and R (for retardant). FR4 grades material offer excellent chemical resistance, flame ratings (UL94-VO) ...