Structure:
       
The ring-shaped packing material is made of pure flexible graphite through cutting and mould pressing under middle pressure.

Performance and feature:
1 Perfect self lubricant performance.
2.High elasticity coefficiency.

Scope of application:
1.Working temperature: -200oC~400oC ( -200oC~800oCunder non-oxidation atmosphere )
2.Working pressure: 35MPa
3.Density: 1.4 - 1.6g/cm3
4.Max.machinable size: 5 - 850mm