INSULATION PAPER AND POLYESTER FILM SERIES TYPE NO. DESCRIPTION THICKNESS B.V CLASS 6520 Polyester film/fish paper composite 0.15,0.17,0.20,0.25,0.30, 0.35,0.50mm 6000V E 6630DMD B class polyester fiber, non-woven cloth/polyester film composite 0.15,0.17,0.20,0.25,0.30, 0.35,0.40 7000V B 6630-F DMD F class polyester fiber ,non-woven cloth/polyester film composite 0.15,0.17,0.20,0.25,0.30, 0.35 7000V F 6631 DMDM B class polyester fiber, non-woven cloth/polyester film composite 0.20,0.25,0.30, 0.35,0.40 8000V B 6632 DM B class polyester fiber, non-woven cloth/polyester film composite 0.15,0.17,0.20,0.25, 0.35 6000V B 6640 NMN Synthetic polyarylsulfone fiber paper/film composite 0.20,0.25,0.30, 0.35 7000V F.H 6021 Polyester film 0.15,0.17,0.20,0.25,0.30, 0.35 6000V E