The product has passed ROHS certification, it has excellent aging resistance and high mechanical strength; it also has good liquidity, release, it also has good liquidity, release, and short vulcanizing period. The product is well suited for mass injection molding. It mainly consists of A and B, when being used, it needs to mix A and B form feed pump into mixing system by 1:1, then ripping into the cavity, thermoforming, and the condition of molding is 130℃/20s.