... performance; 2.Clear contact surface and easy to replacing Spiral wound gasket : Spiral wound gasket (basic type) is made by superposing, winding and ... 304L,316,316L,321,Ta Mon400, Inconel, asbestos (graphite, PTFE, mica, ceramic) tape used for special-purposed equipments.Equipment: ... navigation and so on.Medium: It is suitable for high-temperature, high-pressure steam, oil, gas, solvent, hot oil and ...