The product is mainly made of aramid fibers and artificial rock wool as the reinforcing materials, and is specially manufactured by the roller pressing method using natural rubber, styrene-butadiene rubber or nitrile rubber as the adhesive. It has excellent temperature resistance, pressure resistance, oil resistance, airtightness, and compression rebound performance. According to customer requirements, it can be equipped with metal wires. It is generally applied to industrial equipment such as pipe flanges, valves, heat exchangers, pressure vessels, mechanical equipment, and engines.