JXSEAL GR-N nuclear grade graphite packing rings are formed with our JXSEAL GF-N nuclear grade pure expanded graphite foil evenly wrapped and compressed under extreme pressure to ring types by our highly precision molds.

• Carbon content: 99.8%
• Density: 1.6-1.8g/c.c
• High working temperature and pressure
• Self-Lubriation
• Cross section: Square, O, V and Wedge-shape
• 45 degree cutting is available

Dimensions