G10 Epoxy laminated sheet is electrical alkali-free glass woven fabric base impregnated epoxy resin binder by processing under pressure and heat. G10 added with flame retardants agent comes FR-4. G10 material is accordance with the following international standards: IEC60893 EPGC201/NEMA LI-1:G10/DIN 7735 HGW 2372/BS 3953 EP-3