GF-N Flexible Graphite Sheet

JXSEAL GF-N nuclear grade flexible graphite sheet has the highest carbon content 99.5% min. low sulfur content 200ppm max. Used for sealing applications in radioactive environment, nuclear plant, or other applications that require materials of ultra high purity.



  • C>99.5% , S<200ppm, CL<40ppm
  • Working Temperature: -200°C to +550°C (air)
  • Working Temperature: -200°C to +650°C (steam)
  • Working Pressure: 140Bar Max.
  • Density from 0.7g/c.c to 1.5g/c.c
  • Supply in sheet and in rolls, Thickness from 0.15mm to 6.0mm

JXSEAL manufactures full range of graphite foil in sheets and in rolls with carbon content form 99.0% to 99.5%, density from 0.7g/c.c to 1.5g/c.c, and thickness from 0.15mm to 6.0mm.

Density Thickness Width Length
Sheet 0.7 to 1.5g/c.c 0.15 to 6.0mm 1000, 1500, 1650mm 1000, 1500, 1650mm
Roll 0.7 to 1.2g/c.c 0.15 to 1.5mm 1000, 1500, 1650mm 30 to 200Mtr