... tensile strength 3).Good permeability Synthetic mica paper is made of high quality synthetic mica fragment by peelling and broking into ... 1000 times higher than natural mica,Long-term use temperatureis 1100 °c.Synthetic mica paper has good permeability and permeability, ... insulating material.For the manufacture of a variety of insulation tape, insulation board, and become the motor coils, transformers, ...