It is cut or punched by pure graphite sheet or metal (truss plate, flat plate, net) reinforced graphite sheet, with mass of excellent sealing performance, e.g.: thermal stability, self-lubricating, no aging, non-fragility, etc. Under extreme conditions, it can be stably and long-term used, extremely needing no maintenance. The lining material can choose different metal thin sheet. The model can choose without tipping, inner tipping, outer tipping, and inner-outer tipping.           
Service range:
It can be cut into gaskets in kinds of shapes, which is widely used for the container, boiler, pipeline, and pump, valve and flange, in petrochemical and mining industry, suitable for steam, mineral oil, transformer oil, hydraulic oil, fuel, water, and sea water, etc.