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The F-grade epoxy resin prepreg is made of polyester film polyester fiber non-wovensoft composite material and impregnated with heat-resistant epoxy resin. it replacesimported heat-resistant epoxy non-woven fabric pre-impregnated resin non-wovenfabric (HTEPP), has excellent electrical properties, heat resistance, flame retardancy. long storage period at room temperature, can be used as dry-type transformerlow-voltage coil interlayer insulation and F-class Motor slot insulation and phaseinsulation.
