... ,Width: 30-300mm, 3,Usage: Capacitors 4,Feature: Moisture Proof 5.Certification:SGS ptfe skived film:1,Characteristics:Two kinds: Directional ... ≥100%,Dc breakdown coltage(normal temperature):30KV/M average.5.About our factory:(1).Factory advantange: Professional PTFE manufacture.(2). Maily products: PTFE ...