GR-I Graphite Packing Ring

JXSEAL GR-I pure graphite packing rings are made with the pure expanded graphite tapes evenly wrapped and compressed under extreme pressure to ring types by our highly precision molds.




  • Carbon content: 99.0%
  • 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
ID OD Thickness
3mm-1000mm 6mm-1100mm  0.6mm min.