1. Milk-white paper, uniformly compact structure. 2. Smooth surface, no fuzzing, free of pinholes. 3. Excellent thermal resistance and Class H insulation materials. UL certificate of thermal aging (document number: E342293). 4. Outstanding mechanical properties, high tensile and tearing strength. 5. Good compatibility with most of commercial varnishes and lubricating oil. 6. Environmental friendly, self-extinguishing, and chemical resistant; SGS ROHS and REACHcertificated. 7. Excellent electric properties, high dielectric strength and low dielectric dissipation factor.