Tetrafluoroethylene-propylene rubber material and preparation method thereof

The invention belongs to the technical field of special functional rubber materials and production technologies thereof, and relates to a tetrafluoroethylene-propylene rubber material and a preparation method thereof .The tetrafluoroethylene-propylene rubber material is prepared by mixing tetrafluoroethylene-propylene rubber copolymer, an active agent, carbon black, coal powder, an assistant crosslinking agent and a peroxide crosslinking agent .The preparation method comprises the steps that the above-mentioned components are weighed according to proportions and mixed to be uniform on a two-roller rubber mixing machine or kneading machine to be prepared into rubber master batches; the rubber master batches, the assistant crosslinking agent and the peroxide crosslinking agent are weighed according to proportions and mixed to be uniform on the two-roller rubber mixing machine to be prepared into a tetrafluoroethylene-propylene rubber sizing material; the tetrafluoroethylene-propylene rubber sizing material is p