Flexible Graphite Rings
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flexible graphite rings
Expanded graphite Ring is press- molded into a ring Form of required dimension the resiliency and structure of Expanded graphite molded packing are not affect by chemical Attack.
Consequently it provides effective seal without any torque Loss. Expanded graphite Rings are used in combination With back up ring to prevent Extrusion of expanded graphite molded packing.
Selection of back up Ring depends on service condition. It can be used to seal hot water. High temperature and pressure steam. Heat transfer fluid hydrogen Gas. Ammonia organic solvents.
Hydrocarbons. Cryogenic liquids, etc.